Mwadui weather in December

In December, Mwadui sees average daytime highs of 29°C and overnight lows near 19°C, with 127 mm of rain across 17 wet days and about 12.2 hours of daylight. It is the 11th-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 19% of the time in December, and the air most often feels humid.

Daylight stretches from about 12 h 12 min at the start of December to 12 h 12 min by month's end. Set against the rest of the year, December is Mwadui's 9th-clearest and 11th-windiest month. For the whole year in context, see Mwadui's year-round climate.

Daytime high
29°
11th warmest
Overnight low
19°
5th coldest
Rainfall
127 mm
17 wet days
Daylight
12 h 12 min
6:36 AM – 6:48 PM
Cloud cover
66%
9th clearest
Wind
7 km/h
11th windiest
Solar energy
5.79 kWh/m²
Travel score
4.7
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 29°C through the month.

A typical December day in Mwadui reaches about 29°C in the afternoon and slips back to 19°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 32°C. Set against its neighbours, December runs about 2°C cooler than November and on par with January.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12919
22919
32919
42919
52919
62919
72919
82919
92919
102919
112919
122919
132919
142919
152919
162819
172819
182819
192819
202819
212819
222819
232819
242819
252819
262819
272819
282819
292819
302819
312819

How December really feels in Mwadui

Once humidity and wind are folded in, December averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

December sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Mwadui weather by month

How December compares with the rest of the year at a glance. December is the 11th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 19°11516.212.24.9
Feb30° / 19°8012.812.14.7
Mar30° / 20°9813.6124.7
Apr29° / 19°8011.411.95.1
May30° / 19°173.411.86.0
Jun30° / 19°30.411.86.3
Jul30° / 18°10.211.86.6
Aug30° / 19°40.811.96.0
Sep32° / 20°71.4125.1
Oct32° / 20°324.912.14.5
Nov30° / 20°9311.912.24.5
Dec29° / 19°1271712.24.7

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 19% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 21% of December, with mostly cloudy or overcast conditions the remaining 60%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14159
24159
33961
43961
53961
63961
73961
83961
93862
103862
113862
123763
133862
143862
153862
163862
173961
183961
194060
204060
214060
224060
234060
244060
254258
264258
274159
284159
294159
304159
314159

Chance of precipitation in December

Any precipitation

Mwadui gets around 127 mm of rain over 17 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 55% and peaks near 58% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
150
251
351
452
553
653
754
854
955
1055
1156
1256
1357
1457
1557
1658
1757
1857
1957
2057
2156
2256
2356
2455
2555
2655
2755
2855
2955
3055
3155

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 49% of days. Sticky, muggy-or-worse air turns up on roughly 29% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
17205221
26205222
36195322
46195223
56195124
66185125
76185125
86175126
96165226
106165127
116165127
126155227
136155128
146155128
156155128
166155029
176155029
186155030
195154930
205154930
215154931
225154831
235154832
245154733
255154733
265154634
275154635
285144535
295144536
305144536
315134537

Wind in December

Winds average 7 km/h in December.

Across December, daily wind ranges from about 6 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 12 h 12 min at the start of December to 12 h 12 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 6:30 AM to 6:43 AM, and sunset from 6:41 PM to 6:55 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.26:306:41
212.26:306:41
312.26:306:42
412.26:316:42
512.26:316:43
612.26:316:43
712.26:326:44
812.26:326:44
912.26:336:45
1012.26:336:45
1112.26:336:46
1212.26:346:46
1312.26:346:46
1412.26:356:47
1512.26:356:47
1612.26:366:48
1712.26:366:48
1812.26:376:49
1912.26:376:49
2012.26:376:50
2112.26:386:50
2212.26:386:51
2312.26:396:51
2412.26:396:52
2512.26:406:52
2612.26:406:53
2712.26:416:53
2812.26:416:54
2912.26:426:54
3012.26:426:54
3112.26:436:55

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.79 kWh/m².

For context, solar energy here swings from a low near 5.78 kWh/m² to a high of 6.75 kWh/m² in September across the year — December's 5.79 kWh/m² sits near the bottom.

0246151015202531
Solar energy (kWh/m²)Level
15.8Bright
25.8Bright
35.8Bright
45.8Bright
55.8Bright
65.8Bright
75.8Bright
85.8Bright
95.8Bright
105.8Bright
115.8Bright
125.8Bright
135.8Bright
145.8Bright
155.8Bright
165.8Bright
175.8Bright
185.8Bright
195.8Bright
205.8Bright
215.8Bright
225.8Bright
235.8Bright
245.8Bright
255.8Bright
265.8Bright
275.8Bright
285.8Bright
295.9Bright
305.9Bright
315.9Bright
Planning a trip in December

Hazard calendar for Mwadui

In seasonPeak

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

Mwadui's rainy season runs November–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 Mwadui?

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

4.7
Sightseeing
8th-best month of the year
5.8
Beach & pool
12th-best month of the year

December is a reasonable time to visit Mwadui for sightseeing.

What to pack for Mwadui in December

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

In December, Mwadui sees daytime highs around 29°C and nights near 19°C. Pack light clothes and rain gear. Worth having: sun protection. About 17 days see rain.

light clothesrain gearsun protection

UV index in Mwadui 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 Mwadui peaks around March 12 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 18 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 12UV 16Jun 18UV 10
UV index (midday)Level
Jan14Extreme
Feb16Extreme
Mar16Extreme
Apr15Extreme
May12Extreme
Jun10Extreme
Jul11Extreme
Aug12Extreme
Sep13Extreme
Oct14Extreme
Nov14Extreme
Dec12Extreme

Air quality in Mwadui 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 Mwadui is worst in January — around 16 µg/m³ PM2.5 (moderate), about 2.3× the cleanest month (May, 7 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodJan 1916 µg/m³May 197 µg/m³
PM2.5 (µg/m³)Level
Jan16Moderate
Feb14Moderate
Mar12Good
Apr10Good
May7Good
Jun8Good
Jul10Good
Aug10Good
Sep10Good
Oct9Good
Nov10Good
Dec12Good
Location & terrain

Where is Mwadui?

Mwadui sits at 3.5°S, 33.6°E, 1,215 m above sea level, in Tanzania. The nearest listed city is Songwa, 10 km away.

Topography around Mwadui

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

Within 3 km, the terrain around Mwadui has only modest variations in elevation — a maximum elevation change of 82 m around an average of 1,204 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 122 m; within 80 km, significant variations in elevation — a maximum elevation change of 440 m.

The land around Mwadui is covered by cropland (70%) within 3 km, cropland (70%) within 16 km, and cropland (76%) within 80 km.

3 km
82 m
16 km
122 m
80 km
440 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Songwa 10 km · Old Shinyanga 22 km · Shinyanga 24 km · Kishapu 31 km · Lalago 40 km · Somanda 44 km · Nyalikungu 46 km · Shanwa 46 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 Mwadui (-3.55°, 33.6°, elevation 1,215 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).