Mwandiga weather in December

In December, Mwandiga sees average daytime highs of 25°C and overnight lows near 20°C, with 350 mm of rain across 30.3 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 25°C through the month. The sky is clear or mostly clear about 2% 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 Mwandiga's 11th-clearest and 10th-windiest month. For the whole year in context, see Mwandiga's year-round climate.

Daytime high
25°
12th warmest
Overnight low
20°
4th coldest
Rainfall
350 mm
30.3 wet days
Daylight
12 h 18 min
6:49 AM – 7:06 PM
Cloud cover
86%
11th clearest
Wind
4 km/h
10th windiest
Solar energy
5.07 kWh/m²
Travel score
3.5
out of 10

Mwandiga is ward in Kigoma District, Kigoma Region.

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 25°C through the month.

A typical December day in Mwandiga reaches about 25°C in the afternoon and slips back to 20°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 27°C. Set against its neighbours, December runs on par with November and on par with January.

15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12520
22520
32520
42520
52520
62520
72520
82520
92520
102520
112520
122520
132520
142520
152520
162520
172520
182520
192520
202520
212520
222520
232520
242520
252520
262520
272520
282520
292520
302520
312620

Mwandiga 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
Jan26° / 20°30129.512.23.6
Feb26° / 20°24825.612.23.8
Mar26° / 20°32529.2123.6
Apr26° / 20°31328.311.93.6
May27° / 20°13818.611.85.3
Jun27° / 19°183.711.77.4
Jul28° / 19°30.811.77.9
Aug29° / 20°101.811.86.8
Sep29° / 21°386.7125.7
Oct28° / 21°17820.312.14.6
Nov26° / 20°32327.912.23.7
Dec25° / 20°35030.312.33.5

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 2% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 7% of December, with mostly cloudy or overcast conditions the remaining 91%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1793
2694
3694
4694
5694
6694
7793
8793
9793
10793
11793
12892
13892
14892
15991
16991
17991
181090
191090
201090
211090
221090
231189
241189
251189
261189
271189
281189
291189
301189
311189

Chance of precipitation in December

Any precipitation

Mwandiga gets around 350 mm of rain over 30.3 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 98% and peaks near 98% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
197
297
397
497
597
697
798
898
998
1098
1198
1298
1398
1498
1598
1698
1798
1898
1998
2098
2198
2298
2398
2497
2597
2697
2797
2897
2997
3097
3197

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 99% of days. Sticky, muggy-or-worse air turns up on roughly 99% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)
12980
22980
32980
42980
52980
62980
72980
82980
91990
101990
111990
121990
131990
141990
151990
161990
171990
181990
191990
201990
211990
221990
231990
241990
251990
261990
271981
281981
291981
301981
311981

Wind in December

Winds average 4 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
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm
314calm

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 6:43 AM to 6:56 AM, and sunset from 6:59 PM to 7:13 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.36:436:59
212.36:446:59
312.36:447:00
412.36:447:00
512.36:457:01
612.36:457:01
712.36:457:02
812.36:467:02
912.36:467:03
1012.36:477:03
1112.36:477:03
1212.36:477:04
1312.36:487:04
1412.36:487:05
1512.36:497:05
1612.36:497:06
1712.36:507:06
1812.36:507:07
1912.36:517:07
2012.36:517:08
2112.36:517:08
2212.36:527:09
2312.36:527:09
2412.36:537:10
2512.36:537:10
2612.36:547:11
2712.36:547:11
2812.36:557:11
2912.36:557:12
3012.36:567:12
3112.36:567:13

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.07 kWh/m².

For context, solar energy here swings from a low near 5.01 kWh/m² to a high of 6.44 kWh/m² in September across the year — December's 5.07 kWh/m² sits near the bottom.

0246151015202531
Solar energy (kWh/m²)Level
15.0Bright
25.0Bright
35.0Bright
45.0Bright
55.0Bright
65.0Bright
75.0Bright
85.0Bright
95.0Bright
105.0Bright
115.0Bright
125.0Bright
135.0Bright
145.0Bright
155.0Bright
165.0Bright
175.1Bright
185.1Bright
195.1Bright
205.1Bright
215.2Bright
225.2Bright
235.2Bright
245.2Bright
255.2Bright
265.2Bright
275.2Bright
285.2Bright
295.3Bright
305.3Bright
315.3Bright
Planning a trip in December

Hazard calendar for Mwandiga

In seasonPeak

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

Mwandiga's rainy season runs October–April, when most of the year's rain falls.

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

Is December a good time to visit Mwandiga?

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

3.5
Sightseeing
12th-best month of the year
3.3
Beach & pool
12th-best month of the year

December is a weaker month for outdoor sightseeing in Mwandiga.

What to pack for Mwandiga in December

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

In December, Mwandiga sees daytime highs around 25°C and nights near 20°C. Pack rain gear. Worth having: light clothes and sun protection. About 30 days see rain.

rain gearlight clothessun protection

UV index in Mwandiga in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Mwandiga peaks around March 15 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near August 14 at about 8 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeMar 15UV 15Aug 14UV 8
UV index (midday)Level
Jan13Extreme
Feb15Extreme
Mar15Extreme
Apr14Extreme
May11Extreme
Jun9Very high
Jul10Very high
Aug7Very high
Sep12Extreme
Oct13Extreme
Nov12Extreme
Dec12Extreme

Air quality in Mwandiga 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 Mwandiga is worst in July — around 47 µg/m³ PM2.5 (poor), about 3.3× the cleanest month (April, 14 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateJul 2146 µg/m³Apr 1515 µg/m³
PM2.5 (µg/m³)Level
Jan20Moderate
Feb20Moderate
Mar17Moderate
Apr14Moderate
May18Moderate
Jun35Moderate
Jul47Poor
Aug43Poor
Sep36Poor
Oct23Moderate
Nov17Moderate
Dec16Moderate
Location & terrain

Where is Mwandiga?

Mwandiga sits at 4.8°S, 29.7°E, 871 m above sea level, in Tanzania. The nearest listed city is Kigoma, 6.0 km away.

VyandaUvinzaRumongeKalemieNgurukaGitega

Topography around Mwandiga

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

Within 3 km, the terrain around Mwandiga has significant variations in elevation — a maximum elevation change of 274 m around an average of 856 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 842 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,930 m.

The land around Mwandiga is covered by cropland (42%) and grassland (26%) within 3 km, water (36%) and trees (23%) within 16 km, and water (43%) and grassland (25%) within 80 km.

3 km
274 m
16 km
842 m
80 km
1,930 m
treesshrubsgrasslandcroplandartificial surfaceswater
December weather nearby: Kigoma 6.0 km · Kasulu 57 km · Vyanda 81 km · Uvinza 87 km · Rumonge 98 km · Kalemie 134 km · Nguruka 156 km · Gitega 159 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 Mwandiga (-4.83°, 29.6581°, elevation 871 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).