Chongwe climate — normals and trends

Q: What is the climate of Chongwe?

Chongwe has a humid subtropical, dry winter climate (Köppen Cwa). Over 1940-2025, the average annual temperature is 21.0 °C and it receives 804 mm of precipitation per year.

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

The hottest day measured in Chongwe between 1940 and 2025 was 18 October 2017, reaching 38.2 °C.

Q: What is the coldest day in Chongwe?

The coldest day measured in Chongwe between 1940 and 2025 was 15 June 1968, at 4.3 °C.

Q: Does it snow in Chongwe?

Almost never: Chongwe sees virtually no snow, with about 0 frost days per year.

Q: Has the climate of Chongwe warmed?

Yes: Chongwe warmed by +1.1 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Chongwe?

The wettest day measured in Chongwe between 1940 and 2025 was 26 January 1958, with 81 mm of rain in 24 hours.

Q: What was the windiest day in Chongwe?

The windiest day measured in Chongwe between 1940 and 2025 was 15 October 1977, with winds reaching 35.7 km/h.

Q: What is the warmest month in Chongwe?

The warmest month in Chongwe is October (25.4 °C on average); the coldest is July (16.5 °C).

Q: How much does it rain in Chongwe?

Chongwe receives on average 804 mm of precipitation per year, spread over about 114 rainy days.

Q: Is it sunny in Chongwe?

Chongwe gets on average 10.6 hours of sunshine per day, roughly 3,869 hours per year over 1940-2025.

Chongwe (Zambia) has a humid subtropical, dry winter climate (Cwa) under the Köppen-Geiger classification. Its mean annual temperature is 21.0 °C and it receives 804 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 October (25.4 °C on average) and the coldest is July (16.5 °C). Rainfall peaks in January.

Chongwe averages 0 frost days, 64 hot days (≥ 30 °C) and 114 rainy days per year.

Chongwe has warmed by +1.1 °C between 1940 and 2025, or +0.13 °C per decade. This trend is statistically significant.

The hottest day of the period reached 38.2 °C (on 18 October 2017) and the coldest 4.3 °C (on 15 June 1968).

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

ChongweLusaka Province

coords: -15.33°, 28.68°
period: 1940–2025 · 86 yrs

CwaHumid subtropical, dry winterWarmest monthOctoberColdest monthJulyWettest monthJanuaryDriest monthAugust

Mean daily temperature

21.0°C

Average daily high

26.5°C

Average daily low

16.4°C

Annual rainfall

804mm

Sunshine / day

10.6h

Mean relative humidity

63%

Average peak wind

16.8km/h

Seasonal range

8.9°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

64 d/yr

Rainy days (≥ 1 mm)

114 d/yr

Annual snowfall

0.0 cm

Average feels-like high

27.2 °C

Average feels-like low

15.9 °C

Average peak gust

37.1 km/h

Tropical nights (≥ 20 °C)

45 d/yr

Solar radiation

20.5 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.1 °C

since 1940

+0.1 °C per decade · r² = 0.29 · 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

38.2 °C

18 October 2017

Coldest day

4.3 °C

15 June 1968

Wettest day

81 mm

26 January 1958

Windiest day

35.7 km/h

15 October 1977

Strongest gust

69.8 km/h

4 September 1947

Hottest feels-like

41.7 °C

8 January 2016

Coldest feels-like

0.1 °C

15 June 1968

Sunniest day

12.7 h

20 January 1941

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	37.0 °C26 October 2025	8.3 °C11 July 2025	21.8 °C	945 mm	76
2024	37.1 °C30 September 2024	8.5 °C15 June 2024	22.7 °C	559 mm	125
2023	36.7 °C14 October 2023	8.6 °C16 July 2023	22.4 °C	786 mm	95
2022	35.1 °C27 October 2022	8.8 °C14 June 2022	21.3 °C	932 mm	66
2021	36.5 °C9 November 2021	7.5 °C5 July 2021	21.5 °C	734 mm	80
2020	37.3 °C7 November 2020	8.7 °C6 July 2020	21.8 °C	666 mm	91
2019	37.6 °C28 October 2019	8.5 °C28 July 2019	22.2 °C	611 mm	104
2018	35.8 °C22 November 2018	7.5 °C8 June 2018	21.7 °C	808 mm	77
2017	38.2 °C18 October 2017	8.0 °C23 June 2017	21.0 °C	1,010 mm	51
2016	36.6 °C8 January 2016	8.3 °C10 June 2016	21.8 °C	732 mm	93
2015	36.4 °C14 November 2015	7.2 °C5 August 2015	21.6 °C	763 mm	86
2014	36.5 °C10 October 2014	7.8 °C13 July 2014	21.7 °C	727 mm	76
2013	36.7 °C22 October 2013	8.3 °C20 June 2013	21.5 °C	680 mm	80
2012	36.3 °C19 October 2012	6.0 °C20 July 2012	21.2 °C	844 mm	73
2011	38.0 °C26 October 2011	6.5 °C27 June 2011	21.1 °C	643 mm	59
2010	36.4 °C12 October 2010	7.4 °C14 August 2010	21.1 °C	1,008 mm	58
2009	34.5 °C9 October 2009	7.4 °C30 July 2009	20.4 °C	840 mm	47
2008	34.6 °C27 September 2008	7.1 °C27 June 2008	20.6 °C	822 mm	63
2007	34.8 °C24 September 2007	7.2 °C6 July 2007	20.9 °C	1,146 mm	51
2006	35.0 °C31 October 2006	7.2 °C2 July 2006	21.1 °C	767 mm	61
2005	36.0 °C21 October 2005	8.0 °C8 July 2005	21.9 °C	521 mm	80
2004	35.3 °C8 October 2004	6.6 °C9 July 2004	20.8 °C	759 mm	50
2003	36.0 °C15 October 2003	7.2 °C10 July 2003	21.1 °C	810 mm	66
2002	34.5 °C30 September 2002	7.0 °C27 June 2002	21.5 °C	531 mm	60
2001	36.3 °C19 October 2001	7.4 °C18 June 2001	21.0 °C	955 mm	62
2000	34.3 °C26 October 2000	7.9 °C5 July 2000	20.8 °C	908 mm	46
1999	35.9 °C23 October 1999	8.0 °C25 June 1999	21.0 °C	699 mm	56
1998	37.6 °C7 November 1998	8.2 °C14 July 1998	22.0 °C	682 mm	83
1997	37.0 °C12 November 1997	9.0 °C17 July 1997	21.3 °C	820 mm	44
1996	36.4 °C9 November 1996	7.1 °C2 July 1996	21.6 °C	800 mm	79
1995	35.9 °C10 November 1995	7.3 °C19 June 1995	22.1 °C	606 mm	93
1994	37.8 °C24 November 1994	5.8 °C2 July 1994	21.5 °C	643 mm	90
1993	36.1 °C4 November 1993	7.9 °C17 August 1993	21.3 °C	819 mm	62
1992	36.2 °C18 October 1992	8.3 °C14 August 1992	22.2 °C	604 mm	93
1991	34.8 °C31 October 1991	7.9 °C14 August 1991	21.3 °C	658 mm	60
1990	36.5 °C16 October 1990	7.9 °C16 August 1990	21.3 °C	572 mm	65
1989	35.3 °C10 November 1989	4.9 °C19 June 1989	20.8 °C	1,153 mm	63
1988	35.4 °C11 October 1988	7.9 °C16 July 1988	21.2 °C	721 mm	53
1987	37.2 °C20 November 1987	8.0 °C24 June 1987	21.9 °C	516 mm	98
1986	34.3 °C7 October 1986	6.3 °C27 June 1986	20.3 °C	843 mm	36
1985	32.6 °C13 September 1985	6.4 °C14 July 1985	20.4 °C	784 mm	36
1984	35.3 °C5 September 1984	7.1 °C18 June 1984	21.1 °C	720 mm	61
1983	34.6 °C31 October 1983	8.3 °C21 July 1983	21.7 °C	685 mm	83
1982	33.6 °C7 November 1982	7.0 °C16 July 1982	20.5 °C	941 mm	38
1981	35.4 °C9 November 1981	6.5 °C18 June 1981	20.4 °C	763 mm	68
1980	34.5 °C23 October 1980	6.8 °C21 June 1980	20.7 °C	725 mm	46
1979	34.7 °C28 October 1979	7.4 °C6 July 1979	20.2 °C	670 mm	47
1978	35.2 °C30 September 1978	7.0 °C28 June 1978	20.3 °C	1,189 mm	52
1977	35.4 °C19 October 1977	7.3 °C20 June 1977	21.1 °C	814 mm	66
1976	35.3 °C26 October 1976	7.8 °C6 July 1976	20.1 °C	894 mm	51
1975	35.6 °C26 October 1975	7.7 °C26 July 1975	20.2 °C	701 mm	48
1974	35.3 °C18 October 1974	7.2 °C28 July 1974	19.8 °C	1,003 mm	47
1973	34.9 °C15 September 1973	7.7 °C11 July 1973	20.8 °C	774 mm	48
1972	34.8 °C23 November 1972	8.3 °C3 July 1972	20.9 °C	689 mm	67
1971	34.1 °C1 November 1971	8.7 °C12 June 1971	20.6 °C	746 mm	38
1970	35.2 °C8 October 1970	8.8 °C20 June 1970	21.2 °C	601 mm	51
1969	35.8 °C26 November 1969	7.7 °C25 July 1969	20.8 °C	879 mm	48
1968	35.9 °C4 October 1968	4.3 °C15 June 1968	21.1 °C	689 mm	60
1967	35.0 °C6 October 1967	6.3 °C13 July 1967	20.6 °C	678 mm	52
1966	35.0 °C31 October 1966	7.5 °C28 July 1966	21.3 °C	561 mm	68
1965	34.6 °C2 November 1965	6.0 °C6 July 1965	20.4 °C	455 mm	40
1964	34.6 °C26 October 1964	5.3 °C29 June 1964	20.7 °C	610 mm	51
1963	34.3 °C7 October 1963	7.7 °C9 June 1963	20.5 °C	815 mm	36
1962	35.1 °C18 October 1962	9.6 °C27 June 1962	20.6 °C	993 mm	44
1961	36.3 °C15 October 1961	9.2 °C15 July 1961	20.5 °C	959 mm	43
1960	34.4 °C10 October 1960	7.4 °C3 July 1960	20.7 °C	620 mm	65
1959	35.2 °C4 October 1959	9.3 °C24 July 1959	20.6 °C	890 mm	47
1958	34.4 °C17 October 1958	8.3 °C22 June 1958	20.5 °C	1,408 mm	33
1957	36.7 °C25 November 1957	8.6 °C9 June 1957	20.9 °C	1,149 mm	78
1956	34.2 °C16 October 1956	8.1 °C29 July 1956	19.9 °C	1,269 mm	39
1955	35.8 °C14 November 1955	8.3 °C29 July 1955	20.1 °C	1,039 mm	49
1954	36.9 °C27 October 1954	7.5 °C23 June 1954	21.5 °C	501 mm	83
1953	35.5 °C31 October 1953	7.1 °C1 July 1953	20.1 °C	1,054 mm	50
1952	35.8 °C2 October 1952	9.0 °C6 August 1952	21.1 °C	835 mm	67
1951	37.3 °C28 November 1951	7.6 °C21 July 1951	22.1 °C	520 mm	105
1950	35.5 °C24 October 1950	8.0 °C11 June 1950	20.2 °C	938 mm	58
1949	37.1 °C3 November 1949	7.7 °C9 June 1949	21.0 °C	965 mm	82
1948	35.4 °C13 October 1948	9.1 °C5 July 1948	20.4 °C	1,073 mm	59
1947	35.6 °C16 October 1947	7.7 °C1 July 1947	20.6 °C	916 mm	61
1946	36.2 °C25 October 1946	7.3 °C19 June 1946	20.2 °C	1,122 mm	47
1945	35.0 °C14 October 1945	9.1 °C19 June 1945	20.8 °C	835 mm	59
1944	35.5 °C17 October 1944	8.7 °C14 July 1944	20.6 °C	871 mm	61
1943	36.4 °C16 November 1943	8.2 °C29 June 1943	20.8 °C	873 mm	70
1942	35.5 °C13 October 1942	8.4 °C11 July 1942	20.8 °C	848 mm	55
1941	37.5 °C12 October 1941	8.9 °C5 July 1941	21.9 °C	611 mm	102
1940	33.9 °C6 October 1940	8.2 °C12 July 1940	20.4 °C	821 mm	60

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

27.4 °C

+0.9 °C

Hot days (≥ 30 °C)

76 d/yr

+12

Frost days (< 0 °C)

0 d/yr

Annual rainfall

945 mm

+141 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	27.1 °C	+1.1 °C	318 mm	+98 mm
Feb	27.3 °C	+1.2 °C	183 mm	+2 mm
Mar	27.8 °C	+1.6 °C	79 mm	-24 mm
Apr	26.8 °C	+0.8 °C	38 mm	+14 mm
May	25.1 °C	+0.2 °C	9 mm	+4 mm
Jun	24.3 °C	+1.3 °C	0 mm	-1 mm
Jul	23.1 °C	+0.3 °C	3 mm	+2 mm
Aug	27.5 °C	+1.8 °C	0 mm	-1 mm
Sep	31.7 °C	+2.3 °C	1 mm	-1 mm
Oct	32.6 °C	+1.1 °C	2 mm	-9 mm
Nov	28.8 °C	-1.0 °C	136 mm	+58 mm
Dec	26.7 °C	-0.4 °C	177 mm	-1 mm

The year's extremes

Hottest day

37.0 °C

26 Oct 2025

Coldest day

8.3 °C

11 Jul 2025

Wettest day

50.7 mm

29 Jan 2025

Windiest day

32.9 km/h

28 Jul 2025

Strongest gust

66.6 km/h

3 Nov 2025

Hottest feels-like

38.0 °C

26 Oct 2025

Coldest feels-like

5.3 °C

1 Aug 2025

Sunniest day

12.6 h

14 Jan 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 Chongwe?

Chongwe has a humid subtropical, dry winter climate (Köppen Cwa). Over 1940-2025, the average annual temperature is 21.0 °C and it receives 804 mm of precipitation per year.

What is the hottest day ever recorded in Chongwe?

The hottest day measured in Chongwe between 1940 and 2025 was 18 October 2017, reaching 38.2 °C.

What is the coldest day in Chongwe?

The coldest day measured in Chongwe between 1940 and 2025 was 15 June 1968, at 4.3 °C.

Does it snow in Chongwe?

Almost never: Chongwe sees virtually no snow, with about 0 frost days per year.

Has the climate of Chongwe warmed?

Yes: Chongwe warmed by +1.1 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Chongwe?

The wettest day measured in Chongwe between 1940 and 2025 was 26 January 1958, with 81 mm of rain in 24 hours.

What was the windiest day in Chongwe?

The windiest day measured in Chongwe between 1940 and 2025 was 15 October 1977, with winds reaching 35.7 km/h.

What is the warmest month in Chongwe?

The warmest month in Chongwe is October (25.4 °C on average); the coldest is July (16.5 °C).

How much does it rain in Chongwe?

Chongwe receives on average 804 mm of precipitation per year, spread over about 114 rainy days.

Is it sunny in Chongwe?

Chongwe gets on average 10.6 hours of sunshine per day, roughly 3,869 hours per year over 1940-2025.

Are there tropical nights in Chongwe?

Yes: Chongwe has on average 45 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Chongwe?

In Chongwe, between 1940 and 2025, the highest apparent temperature reached 41.7 °C on 8 January 2016, and the lowest was 0.1 °C on 15 June 1968.

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