Worcester climate — normals and trends

Q: What is the climate of Worcester?

Worcester has a cold semi-arid climate (Köppen BSk). Over 1940-2025, the average annual temperature is 15.4 °C and it receives 426 mm of precipitation per year.

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

The hottest day measured in Worcester between 1940 and 2025 was 12 November 1972, reaching 40.5 °C.

Q: What is the coldest day in Worcester?

The coldest day measured in Worcester between 1940 and 2025 was 2 August 1975, at -4.6 °C.

Q: Does it snow in Worcester?

Almost never: Worcester sees virtually no snow, with about 1 frost days per year.

Q: Has the climate of Worcester warmed?

Yes: Worcester warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Worcester?

The wettest day measured in Worcester between 1940 and 2025 was 12 December 2022, with 71 mm of rain in 24 hours.

Q: What was the windiest day in Worcester?

The windiest day measured in Worcester between 1940 and 2025 was 2 December 1943, with winds reaching 38.0 km/h.

Q: What is the warmest month in Worcester?

The warmest month in Worcester is January (20.8 °C on average); the coldest is July (9.7 °C).

Q: How much does it rain in Worcester?

Worcester receives on average 426 mm of precipitation per year, spread over about 81 rainy days.

Q: Is it sunny in Worcester?

Worcester gets on average 10.9 hours of sunshine per day, roughly 3,979 hours per year over 1940-2025.

Worcester (South Africa) has a cold semi-arid climate (BSk) under the Köppen-Geiger classification. Its mean annual temperature is 15.4 °C and it receives 426 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 January (20.8 °C on average) and the coldest is July (9.7 °C). Rainfall peaks in June.

Worcester averages 1 frost days, 42 hot days (≥ 30 °C) and 81 rainy days per year.

Worcester has warmed by +1.8 °C between 1940 and 2025, or +0.21 °C per decade. This trend is statistically significant.

The number of frost days there went from about 2 to 0 per year over the period.

The hottest day of the period reached 40.5 °C (on 12 November 1972) and the coldest -4.6 °C (on 2 August 1975).

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

WorcesterWestern Cape

coords: -33.65°, 19.45°
period: 1940–2025 · 86 yrs

BSkCold semi-aridWarmest monthJanuaryColdest monthJulyWettest monthJuneDriest monthDecember

Mean daily temperature

15.4°C

Average daily high

21.9°C

Average daily low

10.3°C

Annual rainfall

426mm

Sunshine / day

10.9h

Mean relative humidity

67%

Average peak wind

12.5km/h

Seasonal range

11.1°C

Frost days (< 0 °C)

1 d/yr

Hot days (≥ 30 °C)

42 d/yr

Rainy days (≥ 1 mm)

81 d/yr

Annual snowfall

0.4 cm

Average feels-like high

20.9 °C

Average feels-like low

8.9 °C

Average peak gust

40.3 km/h

Tropical nights (≥ 20 °C)

2 d/yr

Solar radiation

19.0 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.8 °C

since 1940

+0.2 °C per decade · r² = 0.60 · 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

40.5 °C

12 November 1972

Coldest day

-4.6 °C

2 August 1975

Wettest day

71 mm

12 December 2022

Windiest day

38.0 km/h

2 December 1943

Strongest gust

131.4 km/h

30 July 1989

Hottest feels-like

43.0 °C

2 February 1990

Coldest feels-like

-8.2 °C

2 August 1975

Snowiest day

4.6 cm

25 July 1952

Sunniest day

14.2 h

9 December 1941

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days	Frost days
2025	36.3 °C7 February 2025	0.0 °C12 July 2025	16.4 °C	333 mm	57	0
2024	37.9 °C26 December 2024	-0.3 °C31 July 2024	16.1 °C	531 mm	60	1
2023	37.0 °C11 February 2023	0.6 °C24 July 2023	15.6 °C	669 mm	44	0
2022	38.2 °C23 January 2022	-0.1 °C21 July 2022	16.5 °C	400 mm	58	1
2021	36.1 °C14 January 2021	0.3 °C6 July 2021	15.9 °C	505 mm	43	0
2020	37.4 °C25 February 2020	-0.6 °C30 August 2020	16.3 °C	520 mm	56	1
2019	38.9 °C7 February 2019	1.0 °C21 July 2019	16.7 °C	332 mm	65	0
2018	40.4 °C11 January 2018	0.0 °C8 August 2018	16.5 °C	411 mm	70	0
2017	39.1 °C8 December 2017	-0.7 °C10 July 2017	16.4 °C	281 mm	64	1
2016	38.5 °C1 February 2016	-0.3 °C7 July 2016	16.6 °C	378 mm	72	1
2015	40.5 °C30 December 2015	0.2 °C15 July 2015	16.4 °C	392 mm	61	0
2014	38.1 °C22 January 2014	-0.2 °C10 July 2014	16.1 °C	509 mm	49	1
2013	39.2 °C4 March 2013	1.1 °C9 August 2013	15.7 °C	580 mm	56	0
2012	39.7 °C6 February 2012	0.8 °C5 July 2012	15.7 °C	483 mm	64	0
2011	36.7 °C7 January 2011	1.0 °C28 June 2011	15.7 °C	366 mm	54	0
2010	40.1 °C20 February 2010	0.2 °C12 July 2010	15.7 °C	393 mm	41	0
2009	38.0 °C6 March 2009	2.0 °C26 June 2009	15.9 °C	404 mm	47	0
2008	37.5 °C6 March 2008	0.3 °C11 July 2008	15.4 °C	501 mm	42	0
2007	37.8 °C25 January 2007	0.8 °C13 June 2007	15.8 °C	525 mm	51	0
2006	38.7 °C2 February 2006	0.9 °C9 August 2006	15.9 °C	451 mm	53	0
2005	38.3 °C2 February 2005	-0.3 °C10 June 2005	16.0 °C	427 mm	50	1
2004	38.5 °C10 February 2004	-0.4 °C27 July 2004	16.4 °C	398 mm	51	1
2003	40.1 °C1 January 2003	-3.5 °C21 August 2003	15.8 °C	393 mm	64	2
2002	38.5 °C7 December 2002	-0.5 °C5 August 2002	15.9 °C	473 mm	60	2
2001	36.9 °C10 February 2001	-0.3 °C6 July 2001	15.9 °C	493 mm	48	2
2000	38.6 °C19 January 2000	-1.5 °C16 July 2000	15.9 °C	403 mm	44	1
1999	37.3 °C11 November 1999	1.7 °C19 July 1999	16.6 °C	386 mm	76	0
1998	38.7 °C3 January 1998	-0.6 °C6 July 1998	15.6 °C	434 mm	41	2
1997	36.3 °C30 December 1997	1.1 °C18 June 1997	15.4 °C	391 mm	39	0
1996	36.2 °C21 January 1996	-0.3 °C30 July 1996	14.6 °C	637 mm	38	1
1995	39.0 °C16 March 1995	-2.6 °C23 July 1995	15.2 °C	465 mm	44	3
1994	38.8 °C25 February 1994	0.0 °C28 July 1994	15.9 °C	427 mm	51	0
1993	38.4 °C19 February 1993	0.0 °C19 July 1993	16.0 °C	494 mm	48	0
1992	39.1 °C4 January 1992	-1.3 °C9 August 1992	15.2 °C	492 mm	30	2
1991	36.7 °C15 January 1991	0.7 °C27 July 1991	15.5 °C	451 mm	43	0
1990	39.2 °C7 February 1990	-1.0 °C25 June 1990	15.2 °C	451 mm	46	2
1989	38.6 °C29 January 1989	-1.9 °C17 August 1989	15.2 °C	507 mm	39	1
1988	37.6 °C12 February 1988	-1.2 °C17 June 1988	15.5 °C	416 mm	43	2
1987	34.7 °C28 February 1987	1.1 °C19 June 1987	15.5 °C	402 mm	25	0
1986	39.4 °C18 February 1986	-2.2 °C3 July 1986	15.8 °C	438 mm	40	1
1985	37.7 °C2 January 1985	0.1 °C7 July 1985	15.5 °C	657 mm	30	0
1984	38.0 °C18 March 1984	-0.2 °C26 August 1984	15.5 °C	515 mm	47	1
1983	37.5 °C7 January 1983	0.4 °C23 July 1983	15.2 °C	441 mm	37	0
1982	35.4 °C9 March 1982	-2.4 °C30 July 1982	15.0 °C	368 mm	29	1
1981	35.9 °C15 April 1981	-2.1 °C8 July 1981	14.9 °C	549 mm	31	6
1980	38.6 °C17 January 1980	-1.4 °C2 July 1980	15.7 °C	436 mm	44	1
1979	37.4 °C23 January 1979	1.4 °C16 July 1979	15.2 °C	434 mm	38	0
1978	35.9 °C23 February 1978	-0.6 °C6 August 1978	15.3 °C	407 mm	44	1
1977	37.3 °C10 February 1977	0.3 °C7 July 1977	15.2 °C	684 mm	36	0
1976	35.8 °C31 January 1976	-0.6 °C30 July 1976	15.1 °C	562 mm	36	2
1975	37.8 °C17 February 1975	-4.6 °C2 August 1975	15.0 °C	428 mm	41	1
1974	38.5 °C11 February 1974	-0.4 °C23 July 1974	15.5 °C	508 mm	50	1
1973	35.7 °C16 February 1973	-0.5 °C11 August 1973	15.7 °C	315 mm	43	1
1972	40.5 °C12 November 1972	0.6 °C11 July 1972	16.0 °C	295 mm	60	0
1971	36.0 °C24 February 1971	-1.5 °C17 June 1971	14.7 °C	347 mm	37	2
1970	38.6 °C7 January 1970	-2.2 °C2 September 1970	14.6 °C	348 mm	38	9
1969	36.2 °C5 February 1969	-0.8 °C1 September 1969	14.8 °C	422 mm	35	2
1968	38.8 °C5 February 1968	-3.0 °C9 August 1968	14.6 °C	364 mm	27	4
1967	36.7 °C12 February 1967	-2.2 °C21 July 1967	14.8 °C	351 mm	38	4
1966	37.4 °C13 March 1966	-0.5 °C7 July 1966	15.0 °C	304 mm	31	1
1965	37.0 °C28 January 1965	-1.5 °C20 June 1965	14.7 °C	346 mm	25	5
1964	35.9 °C10 March 1964	-1.9 °C20 July 1964	14.4 °C	321 mm	18	4
1963	37.3 °C13 January 1963	-0.6 °C26 July 1963	15.2 °C	468 mm	30	1
1962	35.2 °C6 April 1962	-0.4 °C14 June 1962	14.6 °C	476 mm	25	1
1961	36.1 °C25 January 1961	-2.1 °C6 August 1961	14.5 °C	435 mm	26	2
1960	38.3 °C13 December 1960	-0.4 °C18 July 1960	15.0 °C	305 mm	39	2
1959	36.2 °C14 March 1959	-1.4 °C7 August 1959	14.7 °C	334 mm	27	1
1958	35.9 °C30 December 1958	-0.2 °C9 July 1958	14.9 °C	198 mm	43	1
1957	35.7 °C9 December 1957	-3.1 °C3 August 1957	14.6 °C	451 mm	30	2
1956	37.3 °C23 January 1956	-0.4 °C9 June 1956	14.3 °C	365 mm	36	1
1955	38.3 °C17 January 1955	-4.4 °C6 August 1955	14.4 °C	360 mm	31	3
1954	35.5 °C30 January 1954	-2.5 °C22 August 1954	14.2 °C	403 mm	37	5
1953	37.0 °C22 February 1953	-1.3 °C14 August 1953	15.5 °C	346 mm	37	2
1952	35.4 °C10 January 1952	-2.0 °C26 July 1952	14.8 °C	529 mm	18	2
1951	39.2 °C31 January 1951	2.2 °C3 September 1951	15.1 °C	341 mm	25	0
1950	37.0 °C30 January 1950	1.7 °C15 June 1950	15.6 °C	319 mm	39	0
1949	35.9 °C18 March 1949	2.4 °C10 July 1949	15.7 °C	240 mm	47	0
1948	38.8 °C18 January 1948	-0.5 °C4 August 1948	14.5 °C	289 mm	40	3
1947	33.4 °C3 December 1947	-1.6 °C29 July 1947	13.9 °C	403 mm	13	1
1946	34.2 °C13 January 1946	-2.3 °C25 July 1946	14.8 °C	328 mm	27	5
1945	37.6 °C25 February 1945	-0.8 °C19 July 1945	15.1 °C	415 mm	46	2
1944	33.7 °C14 January 1944	-2.2 °C12 June 1944	13.7 °C	801 mm	18	3
1943	33.8 °C5 January 1943	-1.4 °C1 July 1943	14.2 °C	414 mm	26	7
1942	36.3 °C25 November 1942	-4.1 °C5 August 1942	14.8 °C	348 mm	34	5
1941	38.2 °C17 January 1941	2.0 °C18 June 1941	15.4 °C	314 mm	47	0
1940	36.6 °C20 February 1940	-0.9 °C7 July 1940	15.2 °C	434 mm	41	1

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

23.1 °C

+1.2 °C

Hot days (≥ 30 °C)

57 d/yr

+15

Frost days (< 0 °C)

0 d/yr

-1

Annual rainfall

333 mm

-93 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	28.9 °C	+0.5 °C	19 mm	-4 mm
Feb	29.0 °C	+1.1 °C	12 mm	-15 mm
Mar	27.3 °C	+1.1 °C	29 mm	-0 mm
Apr	23.5 °C	+0.9 °C	55 mm	+22 mm
May	20.4 °C	+1.4 °C	32 mm	-8 mm
Jun	15.9 °C	-0.2 °C	55 mm	+2 mm
Jul	15.0 °C	-0.4 °C	47 mm	-2 mm
Aug	16.7 °C	+0.6 °C	20 mm	-29 mm
Sep	21.1 °C	+2.8 °C	19 mm	-16 mm
Oct	23.3 °C	+1.9 °C	14 mm	-22 mm
Nov	27.8 °C	+3.5 °C	14 mm	-14 mm
Dec	29.2 °C	+2.5 °C	15 mm	-7 mm

The year's extremes

Hottest day

36.3 °C

7 Feb 2025

Coldest day

0.0 °C

12 Jul 2025

Wettest day

29.4 mm

8 Apr 2025

Windiest day

26.2 km/h

12 Dec 2025

Strongest gust

90.4 km/h

10 May 2025

Hottest feels-like

38.5 °C

25 Jan 2025

Coldest feels-like

-2.7 °C

12 Jul 2025

Sunniest day

14.1 h

8 Dec 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 Worcester?

Worcester has a cold semi-arid climate (Köppen BSk). Over 1940-2025, the average annual temperature is 15.4 °C and it receives 426 mm of precipitation per year.

What is the hottest day ever recorded in Worcester?

The hottest day measured in Worcester between 1940 and 2025 was 12 November 1972, reaching 40.5 °C.

What is the coldest day in Worcester?

The coldest day measured in Worcester between 1940 and 2025 was 2 August 1975, at -4.6 °C.

Does it snow in Worcester?

Almost never: Worcester sees virtually no snow, with about 1 frost days per year.

Has the climate of Worcester warmed?

Yes: Worcester warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Worcester?

The wettest day measured in Worcester between 1940 and 2025 was 12 December 2022, with 71 mm of rain in 24 hours.

What was the windiest day in Worcester?

The windiest day measured in Worcester between 1940 and 2025 was 2 December 1943, with winds reaching 38.0 km/h.

What is the warmest month in Worcester?

The warmest month in Worcester is January (20.8 °C on average); the coldest is July (9.7 °C).

How much does it rain in Worcester?

Worcester receives on average 426 mm of precipitation per year, spread over about 81 rainy days.

Is it sunny in Worcester?

Worcester gets on average 10.9 hours of sunshine per day, roughly 3,979 hours per year over 1940-2025.

What is the biggest single-day snowfall in Worcester?

The heaviest 24-hour snowfall measured in Worcester between 1940 and 2025 was 25 July 1952, with 4.6 cm.

Are there tropical nights in Worcester?

Yes: Worcester has on average 2 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Worcester?

In Worcester, between 1940 and 2025, the highest apparent temperature reached 43.0 °C on 2 February 1990, and the lowest was -8.2 °C on 2 August 1975.

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