Rujewa weather in December

In December, Rujewa sees average daytime highs of 28°C and overnight lows near 19°C, with 124 mm of rain across 17.7 wet days and about 12.5 hours of daylight. It is the 4th-warmest and 3rd-wettest month of the year here.

Highs ease over the month, from about 29°C in the first days to 27°C by the end. The sky is clear or mostly clear about 17% of the time in December, and the air most often feels humid.

Daylight stretches from about 12 h 30 min at the start of December to 12 h 30 min by month's end. Set against the rest of the year, December is Rujewa's 9th-clearest and 10th-windiest month. For the whole year in context, see Rujewa's year-round climate.

Daytime high
28°
4th warmest
Overnight low
19°
12th coldest
Rainfall
124 mm
17.7 wet days
Daylight
12 h 30 min
6:24 AM – 6:54 PM
Cloud cover
71%
9th clearest
Wind
9 km/h
10th windiest
Solar energy
5.89 kWh/m²
Travel score
4.7
out of 10

Rujewa is ward of Mbeya Region, Tanzania.

Density
232/km²
people per km²

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

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 29°C in the first days to 27°C by the end.

A typical December day in Rujewa reaches about 28°C in the afternoon and slips back to 19°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 31°C. Set against its neighbours, December runs about 2°C cooler than November and about 1°C warmer than January.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13019
22919
32919
42919
52919
62919
72919
82919
92919
102919
112919
122919
132819
142819
152819
162819
172819
182819
192819
202819
212819
222819
232819
242819
252819
262819
272819
282819
292819
302719
312719

Rujewa weather by month

How December compares with the rest of the year at a glance. December is the 4th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 18°15122.512.54.5
Feb27° / 18°12419.312.34.6
Mar27° / 18°14419.812.14.9
Apr28° / 18°448.511.86.6
May28° / 17°40.811.68.1
Jun26° / 15°0011.58.7
Jul26° / 14°0011.58.9
Aug27° / 15°0011.78.7
Sep29° / 16°10.211.97.6
Oct30° / 18°142.112.26.1
Nov30° / 19°49812.45.0
Dec28° / 19°12417.712.54.7

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 17% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 15% of December, with mostly cloudy or overcast conditions the remaining 68%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14357
24357
34258
44060
54060
63961
73961
83763
93763
103664
113565
123466
133466
143268
153268
163268
173169
183070
193070
203070
213070
222971
232971
242971
252773
262674
272674
282674
292575
302476
312476

Chance of precipitation in December

Any precipitation

Rujewa gets around 124 mm of rain over 17.7 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 58% and peaks near 68% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
141
242
343
444
545
646
748
849
951
1053
1154
1256
1357
1459
1560
1661
1762
1863
1964
2064
2165
2265
2365
2465
2565
2666
2766
2866
2967
3067
3168

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 50% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
12947240
22747250
32647270
42547280
52346300
62246320
72046340
81945360
91745380
101644400
111443420
121342450
131241471
141139491
151038511
161036531
17934561
18933571
19831601
20830602
21829612
22828622
23827632
24826633
25825643
26824653
27723673
28723673
29722683
30722683
31721693

Wind in December

Winds average 9 km/h in December.

Across December, daily wind ranges from about 7 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
610calm
710calm
810calm
910calm
1010calm
119calm
129calm
139calm
149calm
159calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 12 h 30 min at the start of December to 12 h 30 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 6:18 AM to 6:31 AM, and sunset from 6:46 PM to 7:01 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.56:186:46
212.56:186:47
312.56:196:47
412.56:196:48
512.56:196:48
612.56:206:49
712.56:206:49
812.56:206:50
912.56:216:50
1012.56:216:51
1112.56:216:51
1212.56:226:52
1312.56:226:52
1412.56:236:53
1512.56:236:53
1612.56:246:54
1712.56:246:54
1812.56:246:55
1912.56:256:55
2012.56:256:56
2112.56:266:56
2212.56:266:57
2312.56:276:57
2412.56:276:58
2512.56:286:58
2612.56:286:58
2712.56:296:59
2812.56:296:59
2912.56:307:00
3012.56:307:00
3112.56:317:01

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.89 kWh/m².

For context, solar energy here swings from a low near 5.58 kWh/m² to a high of 7.19 kWh/m² in October across the year — December's 5.89 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.3Intense
26.3Intense
36.2Intense
46.2Intense
56.2Intense
66.1Intense
76.1Intense
86.1Intense
96.0Intense
106.0Intense
116.0Bright
125.9Bright
135.9Bright
145.9Bright
155.8Bright
165.8Bright
175.8Bright
185.8Bright
195.8Bright
205.8Bright
215.8Bright
225.8Bright
235.7Bright
245.7Bright
255.7Bright
265.7Bright
275.7Bright
285.7Bright
295.7Bright
305.7Bright
315.7Bright
Planning a trip in December

Hazard calendar for Rujewa

In seasonPeak

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

Rujewa's rainy season runs December–March, 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 Rujewa?

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

4.7
Sightseeing
10th-best month of the year
5.5
Beach & pool
9th-best month of the year

December is a reasonable time to visit Rujewa for sightseeing.

What to pack for Rujewa in December

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

In December, Rujewa sees daytime highs around 28°C and nights near 19°C. Pack light clothes and rain gear. Worth having: sun protection. About 18 days see rain.

light clothesrain gearsun protection

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

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 10UV 16Jun 16UV 10
UV index (midday)Level
Jan15Extreme
Feb16Extreme
Mar16Extreme
Apr14Extreme
May11Extreme
Jun10Extreme
Jul11Extreme
Aug11Extreme
Sep13Extreme
Oct15Extreme
Nov14Extreme
Dec13Extreme

Air quality in Rujewa 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 Rujewa is worst in October — around 21 µg/m³ PM2.5 (moderate), about 3.0× the cleanest month (May, 7 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodOct 1620 µg/m³May 157 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb11Good
Mar10Good
Apr8Good
May7Good
Jun8Good
Jul11Good
Aug14Moderate
Sep17Moderate
Oct21Moderate
Nov17Moderate
Dec10Good
Location & terrain

Where is Rujewa?

Rujewa sits at 8.7°S, 34.4°E, 1,078 m above sea level, in Tanzania. The nearest listed city is Urunda, 11 km away.

NjombeTukuyu

Topography around Rujewa

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

Within 3 km, the terrain around Rujewa has only modest variations in elevation — a maximum elevation change of 64 m around an average of 1,075 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 379 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,980 m.

The land around Rujewa is covered by cropland (64%) within 3 km, cropland (54%) and shrubs (36%) within 16 km, and shrubs (33%), cropland (26%) and trees (21%) within 80 km.

3 km
64 m
16 km
379 m
80 km
1,980 m
treesshrubsgrasslandcroplandartificial surfacesbare terrain
December weather nearby: Urunda 11 km · Ilembula 31 km · Chimala 43 km · Makumbako 52 km · Mtwango 58 km · Igurusi 61 km · Njombe 84 km · Tukuyu 101 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 Rujewa (-8.7°, 34.3833°, elevation 1,078 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).