Farmington climate — normals and trends

Q: What is the climate of Farmington?

Farmington has a hot-summer humid continental climate (Köppen Dfa). Over 1940-2025, the average annual temperature is 13.1 °C and it receives 1,030 mm of precipitation per year.

Q: What is the hottest day ever recorded in Farmington?

The hottest day measured in Farmington between 1940 and 2025 was 14 July 1954, reaching 42.3 °C.

Q: What is the coldest day in Farmington?

The coldest day measured in Farmington between 1940 and 2025 was 17 January 1982, at -26.7 °C.

Q: Does it snow in Farmington?

Yes. Farmington gets on average 36.3 cm of snow per year and has around 84 frost days.

Q: Has the climate of Farmington warmed?

Yes: Farmington warmed by +1.2 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Farmington?

The wettest day measured in Farmington between 1940 and 2025 was 30 May 1997, with 108 mm of rain in 24 hours.

Q: What was the windiest day in Farmington?

The windiest day measured in Farmington between 1940 and 2025 was 5 April 1947, with winds reaching 41.1 km/h.

Q: What is the warmest month in Farmington?

The warmest month in Farmington is July (25.3 °C on average); the coldest is January (-0.1 °C).

Q: How much does it rain in Farmington?

Farmington receives on average 1,030 mm of precipitation per year, spread over about 116 rainy days.

Q: Is it sunny in Farmington?

Farmington gets on average 9.2 hours of sunshine per day, roughly 3,358 hours per year over 1940-2025.

Farmington (United States) has a hot-summer humid continental climate (Dfa) under the Köppen-Geiger classification. Its mean annual temperature is 13.1 °C and it receives 1,030 mm of precipitation per year.

These figures are normals computed over 86 complete calendar years, from 1940 to 2025, using ERA5 reanalysis data from the Copernicus programme.

The warmest month is July (25.3 °C on average) and the coldest is January (-0.1 °C). Rainfall peaks in May.

Farmington averages 84 frost days, 54 hot days (≥ 30 °C) and 116 rainy days per year.

Farmington has warmed by +1.2 °C between 1940 and 2025, or +0.14 °C per decade. This trend is statistically significant.

The number of frost days there went from about 93 to 75 per year over the period.

The hottest day of the period reached 42.3 °C (on 14 July 1954) and the coldest -26.7 °C (on 17 January 1982).

Data from ERA5 reanalysis (Copernicus Climate Change Service), redistributed under a CC-BY 4.0 licence. Normals are recomputed whenever the archive is updated.

Climate normals · ERA5

FarmingtonMissouri

coords: 37.78°, -90.42°
period: 1940–2025 · 86 yrs

DfaHot-summer humid continentalWarmest monthJulyColdest monthJanuaryWettest monthMayDriest monthJanuary

Mean daily temperature

13.1°C

Average daily high

18.4°C

Average daily low

8.5°C

Annual rainfall

1,030mm

Sunshine / day

9.2h

Mean relative humidity

69%

Average peak wind

15.9km/h

Seasonal range

25.4°C

Frost days (< 0 °C)

84 d/yr

Hot days (≥ 30 °C)

54 d/yr

Rainy days (≥ 1 mm)

116 d/yr

Annual snowfall

36.3 cm

Average feels-like high

17.4 °C

Average feels-like low

6.4 °C

Average peak gust

37.4 km/h

Tropical nights (≥ 20 °C)

54 d/yr

Solar radiation

15.8 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.2 °C

since 1940

+0.1 °C per decade · r² = 0.21 · p = < 0.001

19402025

Trend fitted by linear regression (ordinary least squares) on annual means. A trend is shown only when it is statistically significant (p < 0.05).

A climograph overlays rainfall (bars) and temperature (line): the standard reading in climatology, where you can see at a glance whether the warm season is also the dry one.

Records for the period

Hottest day

42.3 °C

14 July 1954

Coldest day

-26.7 °C

17 January 1982

Wettest day

108 mm

30 May 1997

Windiest day

41.1 km/h

5 April 1947

Strongest gust

110.2 km/h

18 January 1996

Hottest feels-like

43.8 °C

18 August 1995

Coldest feels-like

-33.9 °C

20 January 1985

Snowiest day

27.5 cm

27 February 1984

Sunniest day

14.0 h

19 June 2022

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days	Frost days
2025	35.6 °C14 September 2025	-19.2 °C20 February 2025	14.0 °C	1,210 mm	50	79
2024	35.5 °C25 June 2024	-18.7 °C14 January 2024	14.6 °C	1,221 mm	41	53
2023	37.6 °C30 June 2023	-10.9 °C31 January 2023	14.7 °C	1,031 mm	62	59
2022	38.3 °C24 July 2022	-21.7 °C23 December 2022	13.6 °C	1,063 mm	62	93
2021	34.7 °C12 August 2021	-21.0 °C16 February 2021	14.0 °C	1,185 mm	50	74
2020	37.3 °C11 July 2020	-14.9 °C14 February 2020	13.7 °C	1,192 mm	56	69
2019	34.6 °C12 August 2019	-16.4 °C30 January 2019	13.4 °C	1,355 mm	63	84
2018	36.0 °C5 July 2018	-19.4 °C2 January 2018	13.5 °C	1,286 mm	75	89
2017	37.4 °C22 July 2017	-16.0 °C7 January 2017	14.8 °C	1,133 mm	57	67
2016	35.3 °C16 June 2016	-16.0 °C19 December 2016	14.4 °C	1,192 mm	54	71
2015	34.1 °C28 July 2015	-20.1 °C19 February 2015	13.8 °C	1,350 mm	43	70
2014	35.9 °C24 August 2014	-22.6 °C7 January 2014	12.1 °C	989 mm	32	100
2013	36.6 °C31 August 2013	-19.1 °C12 December 2013	12.6 °C	1,064 mm	48	102
2012	42.0 °C28 June 2012	-10.5 °C30 December 2012	15.6 °C	696 mm	88	63
2011	37.9 °C2 August 2011	-19.5 °C10 February 2011	13.9 °C	1,278 mm	69	76
2010	36.7 °C3 August 2010	-18.3 °C10 January 2010	13.7 °C	924 mm	73	90
2009	35.5 °C27 June 2009	-16.9 °C16 January 2009	13.1 °C	1,225 mm	37	79
2008	36.7 °C21 July 2008	-15.5 °C22 December 2008	12.8 °C	1,178 mm	47	100
2007	39.0 °C15 August 2007	-14.3 °C31 January 2007	14.3 °C	880 mm	72	91
2006	36.6 °C30 July 2006	-13.8 °C18 February 2006	14.3 °C	1,014 mm	63	66
2005	35.8 °C5 June 2005	-15.0 °C9 December 2005	14.0 °C	951 mm	72	76
2004	35.0 °C13 July 2004	-15.6 °C30 January 2004	13.3 °C	1,095 mm	21	75
2003	36.0 °C17 August 2003	-17.4 °C7 February 2003	13.0 °C	1,013 mm	38	83
2002	36.6 °C4 August 2002	-15.8 °C4 March 2002	13.6 °C	1,076 mm	64	78
2001	35.8 °C7 July 2001	-19.1 °C2 January 2001	13.8 °C	1,028 mm	49	78
2000	35.8 °C17 August 2000	-18.1 °C17 December 2000	13.2 °C	868 mm	54	84
1999	38.3 °C29 July 1999	-21.4 °C5 January 1999	14.0 °C	826 mm	57	67
1998	34.8 °C21 July 1998	-13.9 °C22 December 1998	14.3 °C	1,181 mm	50	60
1997	37.8 °C26 July 1997	-20.3 °C11 January 1997	12.6 °C	1,003 mm	47	75
1996	35.2 °C30 June 1996	-22.3 °C3 February 1996	12.3 °C	1,226 mm	41	90
1995	38.5 °C18 August 1995	-16.3 °C9 December 1995	13.3 °C	963 mm	56	91
1994	35.2 °C6 July 1994	-22.2 °C19 January 1994	13.7 °C	1,112 mm	70	69
1993	35.8 °C17 August 1993	-19.1 °C18 February 1993	12.4 °C	1,317 mm	51	89
1992	35.3 °C13 July 1992	-14.0 °C16 January 1992	13.1 °C	1,015 mm	34	76
1991	36.4 °C22 July 1991	-15.3 °C4 January 1991	13.9 °C	1,088 mm	63	74
1990	37.0 °C6 September 1990	-16.2 °C24 December 1990	13.9 °C	1,255 mm	50	62
1989	35.4 °C10 July 1989	-26.6 °C22 December 1989	12.4 °C	1,122 mm	48	95
1988	37.5 °C22 June 1988	-19.6 °C12 February 1988	13.0 °C	1,055 mm	63	87
1987	37.8 °C3 August 1987	-11.5 °C24 January 1987	13.7 °C	1,023 mm	62	76
1986	37.5 °C25 July 1986	-18.5 °C27 January 1986	13.7 °C	942 mm	54	81
1985	34.4 °C13 July 1985	-26.7 °C20 January 1985	12.2 °C	1,549 mm	32	87
1984	37.8 °C29 August 1984	-26.4 °C21 January 1984	12.7 °C	1,402 mm	50	79
1983	38.6 °C23 July 1983	-25.4 °C25 December 1983	12.5 °C	1,113 mm	74	93
1982	35.2 °C3 August 1982	-26.7 °C17 January 1982	12.4 °C	1,360 mm	21	89
1981	35.0 °C13 July 1981	-20.5 °C11 February 1981	13.1 °C	1,103 mm	33	80
1980	41.0 °C16 July 1980	-19.6 °C1 February 1980	13.0 °C	800 mm	85	97
1979	34.3 °C21 June 1979	-24.4 °C15 January 1979	11.7 °C	1,094 mm	27	103
1978	36.3 °C28 June 1978	-19.8 °C6 February 1978	11.7 °C	1,017 mm	50	95
1977	36.0 °C18 July 1977	-24.0 °C17 January 1977	13.2 °C	1,079 mm	52	83
1976	36.2 °C24 July 1976	-18.9 °C8 January 1976	12.4 °C	694 mm	41	96
1975	35.3 °C4 July 1975	-14.3 °C9 February 1975	13.1 °C	921 mm	57	90
1974	36.1 °C18 July 1974	-18.9 °C1 January 1974	12.9 °C	987 mm	38	77
1973	34.5 °C3 July 1973	-19.2 °C21 December 1973	13.4 °C	1,179 mm	52	74
1972	35.8 °C20 August 1972	-19.7 °C15 January 1972	12.5 °C	871 mm	60	96
1971	38.0 °C14 September 1971	-17.1 °C9 February 1971	13.4 °C	673 mm	69	87
1970	36.5 °C2 July 1970	-22.7 °C21 January 1970	12.5 °C	883 mm	50	88
1969	35.7 °C16 July 1969	-15.1 °C4 January 1969	12.6 °C	888 mm	54	102
1968	35.8 °C20 August 1968	-21.5 °C7 January 1968	12.7 °C	904 mm	63	94
1967	33.4 °C31 July 1967	-15.9 °C18 January 1967	12.8 °C	1,004 mm	31	85
1966	41.0 °C13 July 1966	-20.3 °C29 January 1966	12.4 °C	881 mm	51	87
1965	37.3 °C24 July 1965	-17.1 °C31 January 1965	13.5 °C	733 mm	52	88
1964	37.8 °C3 August 1964	-17.7 °C14 January 1964	13.3 °C	809 mm	72	93
1963	35.2 °C8 June 1963	-22.3 °C23 January 1963	12.8 °C	736 mm	57	97
1962	38.6 °C20 August 1962	-20.7 °C10 January 1962	12.8 °C	936 mm	57	88
1961	34.6 °C4 July 1961	-19.7 °C28 January 1961	12.5 °C	1,022 mm	60	80
1960	37.0 °C6 September 1960	-19.1 °C5 March 1960	12.6 °C	659 mm	61	108
1959	36.2 °C29 June 1959	-18.6 °C4 January 1959	13.4 °C	916 mm	65	84
1958	34.9 °C8 June 1958	-21.7 °C17 February 1958	12.1 °C	1,092 mm	38	92
1957	37.1 °C17 July 1957	-15.7 °C16 January 1957	13.2 °C	1,380 mm	44	75
1956	37.4 °C5 August 1956	-13.2 °C24 January 1956	13.5 °C	929 mm	63	89
1955	36.2 °C9 September 1955	-19.3 °C11 February 1955	13.5 °C	860 mm	64	91
1954	42.3 °C14 July 1954	-12.7 °C12 January 1954	14.4 °C	774 mm	92	86
1953	38.4 °C19 June 1953	-14.7 °C23 December 1953	14.4 °C	674 mm	89	76
1952	40.1 °C29 June 1952	-13.3 °C29 January 1952	13.8 °C	768 mm	81	77
1951	37.4 °C31 August 1951	-23.8 °C2 February 1951	12.4 °C	1,191 mm	44	89
1950	34.8 °C26 June 1950	-17.1 °C7 December 1950	12.2 °C	1,462 mm	17	101
1949	35.0 °C1 July 1949	-16.0 °C30 January 1949	13.2 °C	1,265 mm	31	83
1948	36.8 °C22 August 1948	-21.3 °C28 January 1948	12.8 °C	1,026 mm	47	84
1947	40.4 °C3 August 1947	-15.2 °C4 January 1947	12.8 °C	843 mm	64	106
1946	36.8 °C19 July 1946	-13.9 °C27 January 1946	14.1 °C	1,082 mm	46	61
1945	37.2 °C23 July 1945	-14.2 °C19 December 1945	12.5 °C	1,414 mm	38	87
1944	37.6 °C28 June 1944	-18.3 °C14 January 1944	13.1 °C	699 mm	66	86
1943	39.7 °C26 August 1943	-14.8 °C19 January 1943	12.6 °C	704 mm	69	100
1942	37.4 °C2 August 1942	-21.5 °C10 January 1942	12.3 °C	899 mm	45	101
1941	36.4 °C22 July 1941	-12.7 °C19 January 1941	12.6 °C	872 mm	53	102
1940	36.6 °C30 July 1940	-25.1 °C19 January 1940	11.2 °C	818 mm	40	104

Normals computed over complete calendar years 1940–2025.

A specific year

Pick a year and see how it compares to normal — warmer, drier or more extreme than usual?

Year

Across the whole year

Average daily high

19.2 °C

+0.8 °C

Hot days (≥ 30 °C)

50 d/yr

-4

Frost days (< 0 °C)

79 d/yr

-5

Annual rainfall

1210 mm

+180 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	3.3 °C	-1.2 °C	75 mm	+11 mm
Feb	6.7 °C	-0.5 °C	61 mm	-8 mm
Mar	17.9 °C	+5.3 °C	67 mm	-39 mm
Apr	20.2 °C	+1.5 °C	222 mm	+109 mm
May	21.5 °C	-1.8 °C	133 mm	+16 mm
Jun	28.1 °C	-0.4 °C	215 mm	+123 mm
Jul	30.3 °C	-0.4 °C	128 mm	+45 mm
Aug	29.5 °C	-0.4 °C	15 mm	-62 mm
Sep	28.6 °C	+2.6 °C	101 mm	+26 mm
Oct	21.4 °C	+1.3 °C	111 mm	+32 mm
Nov	14.3 °C	+1.9 °C	66 mm	-18 mm
Dec	8.1 °C	+1.5 °C	16 mm	-55 mm

The year's extremes

Hottest day

35.6 °C

14 Sep 2025

Coldest day

-19.2 °C

20 Feb 2025

Wettest day

48.5 mm

18 Oct 2025

Windiest day

36.9 km/h

19 Mar 2025

Strongest gust

92.5 km/h

14 Mar 2025

Hottest feels-like

41.9 °C

29 Jul 2025

Coldest feels-like

-24.9 °C

20 Feb 2025

Snowiest day

7.6 cm

10 Jan 2025

Sunniest day

14.0 h

16 May 2025

What was the weather like that day?

Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.

Date

Frequently asked questions

What is the climate of Farmington?

Farmington has a hot-summer humid continental climate (Köppen Dfa). Over 1940-2025, the average annual temperature is 13.1 °C and it receives 1,030 mm of precipitation per year.

What is the hottest day ever recorded in Farmington?

The hottest day measured in Farmington between 1940 and 2025 was 14 July 1954, reaching 42.3 °C.

What is the coldest day in Farmington?

The coldest day measured in Farmington between 1940 and 2025 was 17 January 1982, at -26.7 °C.

Does it snow in Farmington?

Yes. Farmington gets on average 36.3 cm of snow per year and has around 84 frost days.

Has the climate of Farmington warmed?

Yes: Farmington warmed by +1.2 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Farmington?

The wettest day measured in Farmington between 1940 and 2025 was 30 May 1997, with 108 mm of rain in 24 hours.

What was the windiest day in Farmington?

The windiest day measured in Farmington between 1940 and 2025 was 5 April 1947, with winds reaching 41.1 km/h.

What is the warmest month in Farmington?

The warmest month in Farmington is July (25.3 °C on average); the coldest is January (-0.1 °C).

How much does it rain in Farmington?

Farmington receives on average 1,030 mm of precipitation per year, spread over about 116 rainy days.

Is it sunny in Farmington?

Farmington gets on average 9.2 hours of sunshine per day, roughly 3,358 hours per year over 1940-2025.

What is the biggest single-day snowfall in Farmington?

The heaviest 24-hour snowfall measured in Farmington between 1940 and 2025 was 27 February 1984, with 27.5 cm.

Are there tropical nights in Farmington?

Yes: Farmington has on average 54 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Farmington?

In Farmington, between 1940 and 2025, the highest apparent temperature reached 43.8 °C on 18 August 1995, and the lowest was -33.9 °C on 20 January 1985.

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