Uvinza weather in December

In December, Uvinza sees average daytime highs of 27°C and overnight lows near 18°C, with 187 mm of rain across 24.8 wet days and about 12.3 hours of daylight. It is the 12th-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 27°C through the month. The sky is clear or mostly clear about 6% of the time in December, and the air most often feels muggy.

Daylight stretches from about 12 h 18 min at the start of December to 12 h 18 min by month's end. Set against the rest of the year, December is Uvinza's 11th-clearest and 11th-windiest month. For the whole year in context, see Uvinza's year-round climate.

Daytime high
27°
12th warmest
Overnight low
18°
7th coldest
Rainfall
187 mm
24.8 wet days
Daylight
12 h 18 min
6:46 AM – 7:03 PM
Cloud cover
81%
11th clearest
Wind
5 km/h
11th windiest
Solar energy
4.94 kWh/m²
Travel score
4.2
out of 10

Uvinza is town in western Tanzania in the highlands.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 27°C through the month.

A typical December day in Uvinza reaches about 27°C in the afternoon and slips back to 18°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 29°C. Set against its neighbours, December runs about 1°C cooler than November and on par with January.

15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12718
22718
32718
42718
52718
62718
72718
82718
92618
102618
112618
122618
132618
142618
152618
162618
172618
182618
192618
202718
212718
222718
232718
242718
252718
262718
272718
282718
292718
302718
312718

Uvinza weather by month

How December compares with the rest of the year at a glance. December is the 12th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 18°15724.512.34.2
Feb28° / 18°11819.912.24.5
Mar27° / 18°14521.4124.6
Apr27° / 18°11617.411.95.1
May28° / 18°27511.87.0
Jun29° / 16°10.311.77.1
Jul29° / 16°10.211.77.0
Aug30° / 17°30.611.86.1
Sep31° / 19°81.8125.2
Oct31° / 19°578.812.14.7
Nov28° / 19°15019.512.24.5
Dec27° / 18°18724.812.34.2

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 6% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 11% of December, with mostly cloudy or overcast conditions the remaining 83%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11585
21585
31585
41585
51585
61585
71585
81585
91585
101585
111684
121684
131684
141783
151783
161783
171882
181981
191981
201981
211981
221981
231981
241981
252080
261981
271981
281981
292080
301981
311882

Chance of precipitation in December

Any precipitation

Uvinza gets around 187 mm of rain over 24.8 wet days in December, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 80% and peaks near 81% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
180
280
381
481
581
681
781
881
981
1081
1181
1280
1380
1480
1579
1679
1779
1879
1979
2079
2179
2279
2379
2479
2579
2679
2779
2879
2979
3079
3179

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the muggy band about 71% of days. Sticky, muggy-or-worse air turns up on roughly 71% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)
113069
213069
313069
413069
512970
612970
712970
812970
912970
1012970
1102971
1202971
1302971
1402971
1502971
1602971
1702971
1802971
1902971
2002971
2102971
2202872
2302872
2402872
2502872
2602773
2702773
2802773
2902773
3002674
3102674

Wind in December

Winds average 5 km/h in December.

Across December, daily wind ranges from about 5 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
15calm
25calm
35calm
45calm
55calm
65calm
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 18 min at the start of December to 12 h 18 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 6:40 AM to 6:53 AM, and sunset from 6:56 PM to 7:10 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.36:406:56
212.36:406:57
312.36:416:57
412.36:416:58
512.36:416:58
612.36:426:59
712.36:426:59
812.36:427:00
912.36:437:00
1012.36:437:01
1112.36:447:01
1212.36:447:02
1312.36:447:02
1412.36:457:02
1512.36:457:03
1612.36:467:03
1712.36:467:04
1812.36:477:04
1912.36:477:05
2012.36:487:05
2112.36:487:06
2212.36:497:06
2312.36:497:07
2412.36:497:07
2512.36:507:08
2612.36:507:08
2712.36:517:09
2812.36:517:09
2912.36:527:09
3012.36:527:10
3112.36:537:10

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 4.94 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 4.94 kWh/m² to a high of 6.33 kWh/m² in September across the year — December's 4.94 kWh/m² sits near the bottom.

0246151015202531
Solar energy (kWh/m²)Level
14.9Bright
24.9Bright
34.9Bright
44.9Bright
54.9Bright
64.9Bright
74.9Bright
84.9Bright
94.9Bright
104.9Bright
114.9Bright
124.9Bright
134.9Bright
144.9Bright
154.9Bright
164.9Bright
174.9Bright
185.0Bright
195.0Bright
205.0Bright
215.0Bright
225.0Bright
235.0Bright
245.0Bright
255.1Bright
265.1Bright
275.1Bright
285.1Bright
295.1Bright
305.1Bright
315.1Bright
Planning a trip in December

Hazard calendar for Uvinza

In seasonPeak

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

Uvinza's monsoon runs November–April, 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 Uvinza?

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

4.2
Sightseeing
11th-best month of the year
4.2
Beach & pool
12th-best month of the year

December is a reasonable time to visit Uvinza for sightseeing.

What to pack for Uvinza in December

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

In December, Uvinza sees daytime highs around 27°C and nights near 18°C. Pack rain gear. Worth having: light clothes and sun protection. About 25 days see rain.

rain gearlight clothessun protection

UV index in Uvinza in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Uvinza peaks around March 11 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near August 13 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 highExtremeMar 11UV 16Aug 13UV 9
UV index (midday)Level
Jan12Extreme
Feb16Extreme
Mar16Extreme
Apr14Extreme
May11Extreme
Jun10Very high
Jul11Extreme
Aug9Very high
Sep13Extreme
Oct14Extreme
Nov12Extreme
Dec13Extreme

Air quality in Uvinza 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 Uvinza is worst in July — around 37 µg/m³ PM2.5 (poor), about 4.1× the cleanest month (April, 9 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModeratePoorModerateGoodJul 2437 µg/m³Apr 219 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb14Moderate
Mar12Good
Apr9Good
May10Good
Jun23Moderate
Jul37Poor
Aug37Poor
Sep25Moderate
Oct16Moderate
Nov11Good
Dec11Good
Location & terrain

Where is Uvinza?

Uvinza sits at 5.1°S, 30.4°E, 996 m above sea level, in Tanzania. The nearest listed city is Kasulu, 67 km away.

NgurukaMwandigaKigomaVyandaMpandaKalemieRumonge

Topography around Uvinza

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

Within 3 km, the terrain around Uvinza has only modest variations in elevation — a maximum elevation change of 148 m around an average of 1,037 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 379 m; within 80 km, large variations in elevation — a maximum elevation change of 997 m.

The land around Uvinza is covered by shrubs (44%) and trees (22%) within 3 km, trees (40%), shrubs (30%) and cropland (20%) within 16 km, and trees (40%) and grassland (28%) within 80 km.

3 km
148 m
16 km
379 m
80 km
997 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetland
December weather nearby: Kasulu 67 km · Nguruka 72 km · Mwandiga 87 km · Kigoma 88 km · Vyanda 141 km · Mpanda 157 km · Kalemie 162 km · Rumonge 164 km

Tanzania travel facts

Travel advisory
Level 3
Reconsider Travel
Power plugs
Type D / G
230 V · 50 Hz
Prices
≈ 29% of US
price level, 2025
GDP per capita
$1,319
2025
Happiness
3.9 / 10
World Happiness, 2025
Safe drinking water
31%
of population, 2024
Homicide rate
3.7
per 100k, 2020
Road deaths
31.1
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
Low
EF EPI 479
Religion
Christian 63%Muslim 34%folk religion 1%

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 Uvinza (-5.1036°, 30.3911°, elevation 996 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).