Alto Hama weather in December

In December, Alto Hama sees average daytime highs of 24°C and overnight lows near 15°C, with 221 mm of rain across 24 wet days and about 12.7 hours of daylight. It is the 12th-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 24°C through the month. The sky is clear or mostly clear about 3% of the time in December, and the air most often feels humid.

Daylight stretches from about 12 h 42 min at the start of December to 12 h 42 min by month's end. Set against the rest of the year, December is Alto Hama's 12th-clearest and 10th-windiest month. For the whole year in context, see Alto Hama's year-round climate.

Daytime high
24°
12th warmest
Overnight low
15°
10th coldest
Rainfall
221 mm
24 wet days
Daylight
12 h 42 min
5:33 AM – 6:15 PM
Cloud cover
85%
12th clearest
Wind
5 km/h
10th windiest
Solar energy
5.59 kWh/m²
Travel score
4.5
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 24°C through the month.

A typical December day in Alto Hama reaches about 24°C in the afternoon and slips back to 15°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 26°C. Set against its neighbours, December runs about 1°C cooler than November and on par with January.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12515
22415
32415
42415
52415
62415
72415
82415
92415
102415
112415
122415
132415
142415
152415
162415
172415
182415
192415
202415
212415
222415
232415
242415
252415
262415
272415
282415
292415
302415
312415

Alto Hama weather by month

How December compares with the rest of the year at a glance. December is the 12th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan24° / 15°18620.412.65.0
Feb25° / 15°15217.412.45.1
Mar25° / 15°19223.212.14.6
Apr25° / 14°8413.511.76.1
May26° / 12°51.211.48.7
Jun25° / 10°0011.39.4
Jul26° / 10°0011.49.2
Aug28° / 12°10.411.67.8
Sep29° / 14°295.411.96.2
Oct27° / 15°17521.612.34.7
Nov25° / 15°23825.712.64.1
Dec24° / 15°2212412.74.5

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 3% of the time in December, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 6% of December, with mostly cloudy or overcast conditions the remaining 92%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1793
2793
3793
4793
5793
6793
7793
8793
9793
10793
11892
12892
13892
14892
15892
16892
17991
18991
19991
20991
211090
22991
23991
24991
25991
261090
271090
281090
291090
301090
311090

Chance of precipitation in December

Any precipitation

Alto Hama gets around 221 mm of rain over 24 wet days in December. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 78% and peaks near 88% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
187
288
387
487
587
686
785
885
984
1083
1182
1281
1380
1479
1577
1676
1775
1875
1974
2073
2172
2271
2371
2470
2570
2670
2770
2870
2970
3070
3170

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

Most of December feels humid — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, December lands in the humid band about 69% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1214840
2214840
3214831
4315811
5315811
6316801
7317800
8318790
9319780
10320770
11421750
12423730
13424720
14425710
15527680
16528670
17529660
18530650
19531640
20532630
21533620
22533611
23534601
24534601
25535591
26535591
27535591
28535591
29435601
30435601
31435601

Wind in December

Winds average 5 km/h in December.

Across December, daily wind ranges from about 4 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
14calm
24calm
34calm
44calm
54calm
64calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 12 h 42 min at the start of December to 12 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 0 minutes over December. Sunrise moves from 5:28 AM to 5:40 AM, and sunset from 6:08 PM to 6:22 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.75:286:08
212.75:286:08
312.75:286:09
412.75:286:09
512.75:296:10
612.75:296:10
712.75:296:11
812.75:306:11
912.75:306:12
1012.75:306:12
1112.75:316:13
1212.75:316:13
1312.75:316:14
1412.75:326:14
1512.75:326:15
1612.75:336:15
1712.75:336:16
1812.75:336:16
1912.75:346:17
2012.75:346:17
2112.75:356:18
2212.75:356:18
2312.75:366:19
2412.75:366:19
2512.75:376:20
2612.75:376:20
2712.75:386:21
2812.75:386:21
2912.75:396:21
3012.75:396:22
3112.75:406:22

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.59 kWh/m².

For context, solar energy here swings from a low near 5.58 kWh/m² to a high of 6.37 kWh/m² in September across the year — December's 5.59 kWh/m² sits near the bottom.

0246151015202531
Solar energy (kWh/m²)Level
15.6Bright
25.6Bright
35.6Bright
45.6Bright
55.5Bright
65.5Bright
75.5Bright
85.5Bright
95.6Bright
105.6Bright
115.6Bright
125.6Bright
135.6Bright
145.6Bright
155.6Bright
165.6Bright
175.6Bright
185.6Bright
195.6Bright
205.6Bright
215.6Bright
225.6Bright
235.7Bright
245.7Bright
255.7Bright
265.7Bright
275.7Bright
285.7Bright
295.7Bright
305.7Bright
315.6Bright
Planning a trip in December

Hazard calendar for Alto Hama

In seasonPeak

In December, Alto Hama sits inside its monsoon season. The full year is below, with each hazard's peak months called out.

Alto Hama's monsoon runs October–March, when most of the year's rain falls.

Monsoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is December a good time to visit Alto Hama?

Our two travel scores rate December for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

4.5
Sightseeing
11th-best month of the year
3.9
Beach & pool
11th-best month of the year

December is a reasonable time to visit Alto Hama for sightseeing.

What to pack for Alto Hama in December

From December's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In December, Alto Hama sees daytime highs around 24°C and nights near 15°C. Pack rain gear. Worth having: light clothes and sun protection. About 24 days see rain.

rain gearlight clothessun protection

UV index in Alto Hama in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 14 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Alto Hama peaks around January 18 at about 17 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 18 at about 9 (very high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeJan 18UV 17Jul 18UV 9
UV index (midday)Level
Jan17Extreme
Feb15Extreme
Mar16Extreme
Apr13Extreme
May10Extreme
Jun10Very high
Jul9Very high
Aug9Very high
Sep11Extreme
Oct13Extreme
Nov14Extreme
Dec14Extreme

Air quality in Alto Hama in December

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where December falls, not just the annual average.

Air quality in Alto Hama is worst in August — around 98 µg/m³ PM2.5 (unhealthy), about 9.5× the cleanest month (January, 10 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0306090120JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateUnhealthyModerateGoodAug 1097 µg/m³Jan 1110 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb12Good
Mar13Moderate
Apr15Moderate
May35Poor
Jun74Unhealthy
Jul95Unhealthy
Aug98Unhealthy
Sep43Poor
Oct20Moderate
Nov13Moderate
Dec11Good
Location & terrain

Where is Alto Hama?

Alto Hama sits at 12.2°S, 15.6°E, 1,509 m above sea level, in Angola. The nearest listed city is Londuimbali, 25 km away.

BalomboMungo

Topography around Alto Hama

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Alto Hama.

Within 3 km, the terrain around Alto Hama has only modest variations in elevation — a maximum elevation change of 115 m around an average of 1,491 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,017 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,407 m.

The land around Alto Hama is covered by cropland (41%) and grassland (31%) within 3 km, grassland (35%) and shrubs (28%) within 16 km, and grassland (34%), cropland (25%) and shrubs (24%) within 80 km.

3 km
115 m
16 km
1,017 m
80 km
1,407 m
treesshrubsgrasslandcroplandartificial surfaceswetland
December weather nearby: Londuimbali 25 km · Ecunna 50 km · Huambo 64 km · Caála 69 km · Longonjo 82 km · Catchiungo 82 km · Balombo 86 km · Mungo 87 km

Angola travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F
220 V · 50 Hz
Prices
≈ 35% of US
price level, 2025
GDP per capita
$3,129
2025
Happiness
3.8 / 10
World Happiness, 2017
Homicide rate
4.1
per 100k, 2016
Road deaths
26.1
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
Very low
EF EPI 413
Religion
Roman Catholic 41%Protestant 38%none 12%other 9%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Alto Hama (-12.2333°, 15.55°, elevation 1,509 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).