Alto Hama climate — normals and trends

Q: What is the climate of Alto Hama?

Alto Hama has a subtropical highland, dry winter climate (Köppen Cwb). Over 1940-2025, the average annual temperature is 18.8 °C and it receives 1,251 mm of precipitation per year.

Q: What is the hottest day ever recorded in Alto Hama?

The hottest day measured in Alto Hama between 1940 and 2025 was 28 September 2008, reaching 34.2 °C.

Q: What is the coldest day in Alto Hama?

The coldest day measured in Alto Hama between 1940 and 2025 was 12 July 1963, at 2.2 °C.

Q: Does it snow in Alto Hama?

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

Q: Has the climate of Alto Hama warmed?

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

Q: What is the wettest day in Alto Hama?

The wettest day measured in Alto Hama between 1940 and 2025 was 23 February 1970, with 88 mm of rain in 24 hours.

Q: What was the windiest day in Alto Hama?

The windiest day measured in Alto Hama between 1940 and 2025 was 9 April 1991, with winds reaching 25.1 km/h.

Q: What is the warmest month in Alto Hama?

The warmest month in Alto Hama is September (21.0 °C on average); the coldest is June (16.9 °C).

Q: How much does it rain in Alto Hama?

Alto Hama receives on average 1,251 mm of precipitation per year, spread over about 149 rainy days.

Q: Is it sunny in Alto Hama?

Alto Hama gets on average 10.2 hours of sunshine per day, roughly 3,723 hours per year over 1940-2025.

Alto Hama (Angola) has a subtropical highland, dry winter climate (Cwb) under the Köppen-Geiger classification. Its mean annual temperature is 18.8 °C and it receives 1,251 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 September (21.0 °C on average) and the coldest is June (16.9 °C). Rainfall peaks in November.

Alto Hama averages 0 frost days, 14 hot days (≥ 30 °C) and 149 rainy days per year.

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

The hottest day of the period reached 34.2 °C (on 28 September 2008) and the coldest 2.2 °C (on 12 July 1963).

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

Alto HamaHuambo Province

coords: -12.23°, 15.55°
period: 1940–2025 · 86 yrs

CwbSubtropical highland, dry winterWarmest monthSeptemberColdest monthJuneWettest monthNovemberDriest monthJune

Mean daily temperature

18.8°C

Average daily high

25.7°C

Average daily low

13.1°C

Annual rainfall

1,251mm

Sunshine / day

10.2h

Mean relative humidity

68%

Average peak wind

10.6km/h

Seasonal range

4.1°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

14 d/yr

Rainy days (≥ 1 mm)

149 d/yr

Annual snowfall

0.0 cm

Average feels-like high

27.0 °C

Average feels-like low

12.8 °C

Average peak gust

30.4 km/h

Tropical nights (≥ 20 °C)

0 d/yr

Solar radiation

21.2 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.2 °C

since 1940

+0.1 °C per decade · r² = 0.41 · 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

34.2 °C

28 September 2008

Coldest day

2.2 °C

12 July 1963

Wettest day

88 mm

23 February 1970

Windiest day

25.1 km/h

9 April 1991

Strongest gust

63.0 km/h

16 April 2008

Hottest feels-like

34.5 °C

7 October 2023

Coldest feels-like

-0.5 °C

12 July 1963

Sunniest day

12.6 h

14 November 1940

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	31.6 °C7 October 2025	8.0 °C10 May 2025	19.7 °C	1,132 mm	13
2024	32.4 °C1 October 2024	6.9 °C2 June 2024	20.1 °C	1,495 mm	33
2023	32.6 °C12 September 2023	7.0 °C12 July 2023	20.1 °C	1,313 mm	32
2022	31.3 °C9 September 2022	8.2 °C29 July 2022	19.3 °C	1,059 mm	15
2021	33.8 °C11 October 2021	8.1 °C5 July 2021	20.1 °C	953 mm	31
2020	31.5 °C18 October 2020	7.5 °C19 July 2020	19.5 °C	1,063 mm	10
2019	31.8 °C1 October 2019	7.5 °C11 July 2019	19.8 °C	1,351 mm	14
2018	31.9 °C20 September 2018	7.8 °C1 July 2018	19.6 °C	1,199 mm	23
2017	32.4 °C8 September 2017	8.4 °C7 July 2017	19.9 °C	1,015 mm	20
2016	31.6 °C2 October 2016	7.8 °C13 July 2016	19.6 °C	1,385 mm	11
2015	32.3 °C11 September 2015	8.3 °C26 May 2015	19.7 °C	1,463 mm	21
2014	31.8 °C14 September 2014	7.6 °C19 July 2014	19.3 °C	1,346 mm	12
2013	32.4 °C17 September 2013	7.4 °C14 July 2013	19.3 °C	1,156 mm	30
2012	32.5 °C12 September 2012	6.7 °C20 July 2012	19.3 °C	1,107 mm	33
2011	31.8 °C16 September 2011	5.7 °C9 June 2011	18.9 °C	1,203 mm	24
2010	32.7 °C29 September 2010	7.4 °C23 June 2010	19.4 °C	1,248 mm	36
2009	33.4 °C19 September 2009	7.1 °C29 June 2009	19.4 °C	1,187 mm	27
2008	34.2 °C28 September 2008	5.8 °C28 June 2008	18.7 °C	1,158 mm	43
2007	31.2 °C16 September 2007	7.3 °C17 June 2007	18.8 °C	1,302 mm	12
2006	31.2 °C25 September 2006	7.2 °C28 June 2006	18.7 °C	1,359 mm	5
2005	31.8 °C8 September 2005	6.6 °C24 June 2005	19.2 °C	1,345 mm	20
2004	30.6 °C19 September 2004	6.2 °C20 June 2004	18.7 °C	1,434 mm	3
2003	31.1 °C9 September 2003	6.0 °C1 July 2003	19.0 °C	1,349 mm	18
2002	30.7 °C22 September 2002	5.4 °C28 June 2002	18.9 °C	1,395 mm	4
2001	32.6 °C9 September 2001	7.2 °C25 July 2001	18.6 °C	1,570 mm	13
2000	31.3 °C6 October 2000	6.9 °C10 July 2000	18.7 °C	1,156 mm	21
1999	31.4 °C18 September 1999	7.3 °C1 July 1999	18.7 °C	1,366 mm	12
1998	30.8 °C2 September 1998	7.7 °C18 June 1998	19.4 °C	1,412 mm	5
1997	32.5 °C27 September 1997	5.2 °C3 July 1997	19.1 °C	1,197 mm	28
1996	31.6 °C27 August 1996	6.8 °C21 July 1996	19.1 °C	1,309 mm	27
1995	31.8 °C29 August 1995	7.4 °C4 July 1995	19.2 °C	1,223 mm	21
1994	32.0 °C19 September 1994	5.4 °C3 July 1994	19.1 °C	1,107 mm	12
1993	31.4 °C13 September 1993	6.9 °C6 July 1993	18.6 °C	1,391 mm	8
1992	31.4 °C10 September 1992	6.8 °C16 June 1992	18.8 °C	1,385 mm	3
1991	32.3 °C8 September 1991	5.0 °C8 June 1991	19.1 °C	1,112 mm	16
1990	31.7 °C18 September 1990	8.2 °C10 August 1990	19.0 °C	1,419 mm	15
1989	31.2 °C27 September 1989	7.1 °C5 June 1989	18.9 °C	992 mm	11
1988	31.2 °C4 October 1988	6.4 °C13 July 1988	18.7 °C	1,440 mm	4
1987	30.4 °C30 August 1987	6.1 °C29 June 1987	19.1 °C	1,436 mm	8
1986	31.4 °C18 September 1986	6.9 °C25 June 1986	19.0 °C	1,100 mm	24
1985	30.8 °C6 September 1985	5.9 °C23 June 1985	18.5 °C	947 mm	3
1984	32.1 °C9 September 1984	5.4 °C24 July 1984	18.5 °C	1,362 mm	16
1983	32.7 °C18 September 1983	5.2 °C8 August 1983	18.9 °C	1,439 mm	17
1982	30.8 °C20 September 1982	6.1 °C19 July 1982	18.6 °C	1,258 mm	8
1981	31.6 °C18 September 1981	5.7 °C22 June 1981	18.9 °C	1,209 mm	15
1980	32.4 °C19 September 1980	6.1 °C13 July 1980	19.2 °C	857 mm	26
1979	31.6 °C6 October 1979	5.9 °C2 July 1979	18.7 °C	1,387 mm	17
1978	31.1 °C22 February 1978	5.9 °C27 June 1978	18.7 °C	1,075 mm	1
1977	30.6 °C9 September 1977	7.0 °C10 July 1977	18.7 °C	1,214 mm	3
1976	31.0 °C13 September 1976	4.1 °C7 July 1976	17.9 °C	1,405 mm	10
1975	29.9 °C26 September 1975	5.8 °C29 July 1975	18.1 °C	1,303 mm	0
1974	30.0 °C23 September 1974	3.6 °C16 June 1974	18.1 °C	1,216 mm	1
1973	31.2 °C4 October 1973	5.9 °C20 July 1973	18.7 °C	1,201 mm	10
1972	30.8 °C24 September 1972	4.9 °C30 June 1972	18.7 °C	1,151 mm	4
1971	30.0 °C2 September 1971	5.9 °C16 June 1971	18.3 °C	1,071 mm	2
1970	31.1 °C5 September 1970	5.8 °C2 July 1970	18.6 °C	1,335 mm	6
1969	31.0 °C3 October 1969	7.3 °C11 June 1969	18.6 °C	1,314 mm	2
1968	30.4 °C30 September 1968	5.3 °C19 July 1968	18.4 °C	1,349 mm	6
1967	29.1 °C6 September 1967	4.8 °C21 July 1967	18.3 °C	1,404 mm	0
1966	29.6 °C13 September 1966	6.7 °C18 July 1966	18.9 °C	1,421 mm	0
1965	30.4 °C6 November 1965	6.2 °C1 June 1965	18.2 °C	1,571 mm	1
1964	29.8 °C1 October 1964	4.5 °C20 June 1964	18.2 °C	1,427 mm	0
1963	29.9 °C14 September 1963	2.2 °C12 July 1963	18.0 °C	1,236 mm	0
1962	29.3 °C15 September 1962	4.2 °C29 June 1962	18.3 °C	1,379 mm	0
1961	29.4 °C8 September 1961	5.3 °C12 June 1961	18.1 °C	1,654 mm	0
1960	29.3 °C10 September 1960	4.6 °C21 June 1960	18.1 °C	1,480 mm	0
1959	29.3 °C17 September 1959	5.8 °C20 June 1959	18.4 °C	1,425 mm	0
1958	30.5 °C11 September 1958	5.2 °C19 June 1958	18.4 °C	1,004 mm	3
1957	29.2 °C19 August 1957	3.5 °C28 June 1957	18.5 °C	1,363 mm	0
1956	31.0 °C9 September 1956	4.6 °C9 June 1956	18.0 °C	1,248 mm	4
1955	31.3 °C17 February 1955	5.7 °C14 August 1955	18.5 °C	1,091 mm	9
1954	31.4 °C21 September 1954	4.1 °C28 July 1954	18.7 °C	845 mm	28
1953	29.7 °C11 September 1953	6.1 °C27 June 1953	18.0 °C	1,337 mm	0
1952	31.1 °C29 September 1952	5.0 °C7 August 1952	18.4 °C	1,576 mm	9
1951	31.4 °C16 September 1951	5.3 °C14 July 1951	18.3 °C	1,520 mm	9
1950	30.9 °C16 September 1950	5.3 °C23 August 1950	18.1 °C	1,208 mm	4
1949	30.8 °C5 October 1949	6.5 °C15 June 1949	18.5 °C	1,344 mm	8
1948	32.8 °C13 September 1948	6.4 °C22 June 1948	18.6 °C	1,552 mm	22
1947	33.3 °C20 September 1947	3.5 °C10 July 1947	19.3 °C	1,042 mm	46
1946	31.7 °C11 February 1946	6.0 °C12 July 1946	19.2 °C	816 mm	29
1945	32.1 °C22 September 1945	6.8 °C19 June 1945	18.6 °C	1,059 mm	16
1944	33.1 °C23 September 1944	7.5 °C26 July 1944	18.9 °C	1,046 mm	32
1943	32.0 °C13 September 1943	6.1 °C27 June 1943	18.6 °C	1,225 mm	21
1942	32.3 °C9 September 1942	4.7 °C24 July 1942	19.3 °C	856 mm	50
1941	33.1 °C6 November 1941	6.3 °C22 June 1941	19.6 °C	792 mm	43
1940	31.5 °C6 September 1940	6.0 °C1 July 1940	18.6 °C	891 mm	21

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

26.4 °C

+0.7 °C

Hot days (≥ 30 °C)

13 d/yr

-1

Frost days (< 0 °C)

0 d/yr

Annual rainfall

1132 mm

-119 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	24.6 °C	+0.2 °C	173 mm	+9 mm
Feb	25.6 °C	+0.6 °C	48 mm	-101 mm
Mar	26.1 °C	+1.3 °C	200 mm	+14 mm
Apr	25.7 °C	+0.8 °C	129 mm	+46 mm
May	25.6 °C	+0.2 °C	9 mm	+3 mm
Jun	26.1 °C	+1.0 °C	0 mm	0 mm
Jul	26.1 °C	+0.5 °C	0 mm	-0 mm
Aug	28.1 °C	+0.2 °C	7 mm	+5 mm
Sep	29.2 °C	+0.2 °C	27 mm	-3 mm
Oct	28.2 °C	+1.3 °C	184 mm	+8 mm
Nov	26.0 °C	+1.1 °C	242 mm	+1 mm
Dec	25.4 °C	+1.1 °C	113 mm	-102 mm

The year's extremes

Hottest day

31.6 °C

7 Oct 2025

Coldest day

8.0 °C

10 May 2025

Wettest day

29.8 mm

16 Mar 2025

Windiest day

20.5 km/h

3 Sep 2025

Strongest gust

51.1 km/h

3 Sep 2025

Hottest feels-like

33.4 °C

6 Mar 2025

Coldest feels-like

5.4 °C

10 Jul 2025

Sunniest day

12.6 h

16 Nov 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 Alto Hama?

Alto Hama has a subtropical highland, dry winter climate (Köppen Cwb). Over 1940-2025, the average annual temperature is 18.8 °C and it receives 1,251 mm of precipitation per year.

What is the hottest day ever recorded in Alto Hama?

The hottest day measured in Alto Hama between 1940 and 2025 was 28 September 2008, reaching 34.2 °C.

What is the coldest day in Alto Hama?

The coldest day measured in Alto Hama between 1940 and 2025 was 12 July 1963, at 2.2 °C.

Does it snow in Alto Hama?

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

Has the climate of Alto Hama warmed?

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

What is the wettest day in Alto Hama?

The wettest day measured in Alto Hama between 1940 and 2025 was 23 February 1970, with 88 mm of rain in 24 hours.

What was the windiest day in Alto Hama?

The windiest day measured in Alto Hama between 1940 and 2025 was 9 April 1991, with winds reaching 25.1 km/h.

What is the warmest month in Alto Hama?

The warmest month in Alto Hama is September (21.0 °C on average); the coldest is June (16.9 °C).

How much does it rain in Alto Hama?

Alto Hama receives on average 1,251 mm of precipitation per year, spread over about 149 rainy days.

Is it sunny in Alto Hama?

Alto Hama gets on average 10.2 hours of sunshine per day, roughly 3,723 hours per year over 1940-2025.

Are there tropical nights in Alto Hama?

Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Alto Hama.

What was the most extreme apparent temperature in Alto Hama?

In Alto Hama, between 1940 and 2025, the highest apparent temperature reached 34.5 °C on 7 October 2023, and the lowest was -0.5 °C on 12 July 1963.

Compare Alto Hama with another city

Pick a second city: its normals will be set against these, indicator by indicator.

Nearby cities

The climate around Alto Hama

Other cities — Angola

All cities in Angola →