Kilosa weather in December

In December, Kilosa sees average daytime highs of 31°C and overnight lows near 21°C, with 101 mm of rain across 13.4 wet days and about 12.4 hours of daylight. It is the 1st-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 31°C through the month. The sky is clear or mostly clear about 38% of the time in December, and the air most often feels muggy.

Daylight stretches from about 12 h 24 min at the start of December to 12 h 24 min by month's end. Set against the rest of the year, December is Kilosa's 6th-clearest and 7th-windiest month. For the whole year in context, see Kilosa's year-round climate.

Daytime high
31°
1st warmest
Overnight low
21°
11th coldest
Rainfall
101 mm
13.4 wet days
Daylight
12 h 24 min
6:16 AM – 6:40 PM
Cloud cover
55%
6th clearest
Wind
6 km/h
7th windiest
Solar energy
6.05 kWh/m²
Travel score
4.2
out of 10

Kilosa is city in Morogoro Region, Tanzania.

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 31°C through the month.

A typical December day in Kilosa reaches about 31°C in the afternoon and slips back to 21°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 33°C. Set against its neighbours, December runs on par with November and on par with January.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13120
23120
33121
43121
53121
63121
73121
83121
93121
103121
113121
123121
133121
143121
153121
163121
173121
183121
193121
203121
213121
223121
233121
243121
253121
263121
273121
283121
293121
303121
313121

How December really feels in Kilosa

Once humidity and wind are folded in, December averages 27 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
27
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in December is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Kilosa weather by month

How December compares with the rest of the year at a glance. December is the 1st-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 21°14515.212.44.1
Feb30° / 21°1441412.24.1
Mar29° / 21°15321.6124.0
Apr27° / 20°11722.511.94.6
May26° / 18°5212.211.76.3
Jun26° / 16°123.711.67.7
Jul26° / 15°82.411.67.9
Aug26° / 16°133.911.87.5
Sep28° / 17°123.7126.9
Oct30° / 18°357.612.25.6
Nov30° / 20°5211.112.34.8
Dec31° / 21°10113.412.44.2

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 38% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 20% of December, with mostly cloudy or overcast conditions the remaining 43%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16535
26535
36535
46436
56436
66436
76436
86436
96436
106436
116337
126238
136238
146139
156040
165941
175842
185644
195545
205446
215347
225248
235149
245149
255050
265050
274951
284852
294852
304951
314852

Chance of precipitation in December

Any precipitation

Kilosa gets around 101 mm of rain over 13.4 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 44% and peaks near 47% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
140
240
340
440
541
641
741
841
941
1042
1142
1243
1343
1444
1545
1645
1746
1846
1946
2046
2146
2246
2346
2446
2546
2646
2746
2846
2946
3047
3147

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 67% of days. Sticky, muggy-or-worse air turns up on roughly 73% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1335611
2335611
3334621
4333631
5232642
6231652
7231652
8230662
9229672
10228673
11127693
12126694
13125704
14124705
15124705
16123706
17123697
18123697
19123688
20023698
21022699
22022699
230226810
240226810
250226810
260226711
270226711
281226611
291226512
301226512
311226512

Wind in December

Winds average 6 km/h in December.

Across December, daily wind ranges from about 5 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
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 24 min at the start of December to 12 h 24 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 6:11 AM to 6:23 AM, and sunset from 6:33 PM to 6:47 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.46:116:33
212.46:116:33
312.46:116:34
412.46:126:34
512.46:126:35
612.46:126:35
712.46:136:36
812.46:136:36
912.46:136:37
1012.46:146:37
1112.46:146:38
1212.46:156:38
1312.46:156:39
1412.46:166:39
1512.46:166:40
1612.46:166:40
1712.46:176:41
1812.46:176:41
1912.46:186:42
2012.46:186:42
2112.46:196:42
2212.46:196:43
2312.46:206:43
2412.46:206:44
2512.46:216:44
2612.46:216:45
2712.46:226:45
2812.46:226:46
2912.46:226:46
3012.46:236:47
3112.46:236:47

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 6.05 kWh/m².

For context, solar energy here swings from a low near 4.62 kWh/m² to a high of 6.25 kWh/m² in November across the year — December's 6.05 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.2Intense
26.2Intense
36.2Intense
46.2Intense
56.2Intense
66.2Intense
76.1Intense
86.1Intense
96.1Intense
106.1Intense
116.1Intense
126.1Intense
136.1Intense
146.1Intense
156.1Intense
166.0Intense
176.0Intense
186.0Intense
196.0Intense
206.0Intense
216.0Bright
226.0Bright
236.0Bright
246.0Bright
256.0Bright
266.0Bright
276.0Bright
286.0Bright
296.0Bright
306.0Bright
316.0Bright
Planning a trip in December

Hazard calendar for Kilosa

In seasonPeak

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

Kilosa's rainy season runs December–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 Kilosa?

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

4.2
Sightseeing
9th-best month of the year
6.2
Beach & pool
8th-best month of the year

December is a reasonable time to visit Kilosa for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Kilosa in December

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

In December, Kilosa sees daytime highs around 31°C and nights near 21°C. Pack light clothes and sun protection. Worth having: rain gear. About 13 days see rain.

light clothessun protectionrain gear

UV index in Kilosa 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 Kilosa peaks around March 12 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 17 at about 10 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeExtremeMar 12UV 15Jun 17UV 10
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar16Extreme
Apr14Extreme
May11Extreme
Jun10Very high
Jul11Extreme
Aug11Extreme
Sep13Extreme
Oct14Extreme
Nov13Extreme
Dec13Extreme

Air quality in Kilosa 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 Kilosa is worst in September — around 17 µg/m³ PM2.5 (moderate), about 2.0× the cleanest month (May, 9 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1517 µg/m³May 109 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb11Good
Mar10Good
Apr9Good
May9Good
Jun10Good
Jul14Moderate
Aug16Moderate
Sep17Moderate
Oct15Moderate
Nov9Good
Dec9Good
Location & terrain

Where is Kilosa?

Kilosa sits at 6.8°S, 37.0°E, 495 m above sea level, in Tanzania. The nearest listed city is Msowero, 41 km away.

KibakweMorogoroMpwapwaGeiro

Topography around Kilosa

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

Within 3 km, the terrain around Kilosa has significant variations in elevation — a maximum elevation change of 485 m around an average of 547 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 907 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,383 m.

The land around Kilosa is covered by trees (48%) and shrubs (24%) within 3 km, trees (49%), shrubs (21%) and cropland (20%) within 16 km, and trees (40%) and shrubs (28%) within 80 km.

3 km
485 m
16 km
907 m
80 km
2,383 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetland
December weather nearby: Msowero 41 km · Mikumi 63 km · Dumila 64 km · Magole 67 km · Kibakwe 69 km · Morogoro 75 km · Mpwapwa 77 km · Geiro 77 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 Kilosa (-6.8333°, 36.9833°, elevation 495 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).