Butiama weather in December

In December, Butiama sees average daytime highs of 27°C and overnight lows near 18°C, with 211 mm of rain across 23.2 wet days and about 12.1 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 16% of the time in December, and the air most often feels humid.

Daylight stretches from about 12 h 06 min at the start of December to 12 h 06 min by month's end. Set against the rest of the year, December is Butiama's 9th-clearest and 10th-windiest month. For the whole year in context, see Butiama's year-round climate.

Daytime high
27°
12th warmest
Overnight low
18°
4th coldest
Rainfall
211 mm
23.2 wet days
Daylight
12 h 06 min
6:37 AM – 6:43 PM
Cloud cover
69%
9th clearest
Wind
6 km/h
10th windiest
Solar energy
5.61 kWh/m²
Travel score
4.6
out of 10

Butiama is town in Mara, 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 27°C through the month.

A typical December day in Butiama 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 on par with 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
92718
102718
112718
122718
132718
142718
152718
162718
172718
182718
192718
202718
212718
222718
232718
242718
252718
262718
272718
282718
292718
302718
312718

Butiama 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°16621.212.14.8
Feb28° / 18°1341812.14.9
Mar28° / 18°18121124.7
Apr27° / 18°20622.2124.4
May27° / 18°10815.511.95.6
Jun27° / 18°437.911.96.6
Jul28° / 17°234.311.96.9
Aug28° / 18°49811.96.0
Sep29° / 18°6410.4125.4
Oct28° / 18°11916.4124.8
Nov27° / 18°20522.112.14.5
Dec27° / 18°21123.212.14.6

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 16% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 19% of December, with mostly cloudy or overcast conditions the remaining 65%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12773
22773
32773
42872
52971
62971
73070
83169
93169
103268
113367
123367
133466
143565
153565
163664
173664
183664
193664
203763
213862
223862
233961
243961
254060
264060
274159
284159
294159
304258
314258

Chance of precipitation in December

Any precipitation

Butiama gets around 211 mm of rain over 23.2 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 75% and peaks near 77% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
176
276
376
476
576
677
777
877
977
1077
1177
1277
1377
1477
1577
1676
1776
1876
1975
2075
2174
2274
2373
2473
2572
2672
2771
2871
2971
3070
3170

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 67% of days. Sticky, muggy-or-worse air turns up on roughly 26% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1066925
2066925
3066925
4066826
5066826
6066826
7066826
8066826
9066826
10066826
11066826
12076726
13076726
14076726
15076726
16076726
17076726
18076726
19076825
20076825
21166726
22166726
23166726
24166726
25166726
26166726
27166726
28166726
29156727
30156727
31156727

Wind in December

Winds average 6 km/h in December.

Across December, daily wind ranges from about 6 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
156calm
166calm
176calm
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 06 min at the start of December to 12 h 06 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 6:31 AM to 6:44 AM, and sunset from 6:37 PM to 6:50 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.16:316:37
212.16:316:37
312.16:326:38
412.16:326:38
512.16:336:38
612.16:336:39
712.16:336:39
812.16:346:40
912.16:346:40
1012.16:356:41
1112.16:356:41
1212.16:356:41
1312.16:366:42
1412.16:366:42
1512.16:376:43
1612.16:376:43
1712.16:386:44
1812.16:386:44
1912.16:396:45
2012.16:396:45
2112.16:406:46
2212.16:406:46
2312.16:416:47
2412.16:416:47
2512.16:416:48
2612.16:426:48
2712.16:426:49
2812.16:436:49
2912.16:436:49
3012.16:446:50
3112.16:446:50

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.61 kWh/m².

For context, solar energy here swings from a low near 5.46 kWh/m² to a high of 6.34 kWh/m² in February across the year — December's 5.61 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.5Bright
25.5Bright
35.5Bright
45.5Bright
55.5Bright
65.5Bright
75.5Bright
85.5Bright
95.5Bright
105.6Bright
115.6Bright
125.6Bright
135.6Bright
145.6Bright
155.6Bright
165.6Bright
175.6Bright
185.6Bright
195.6Bright
205.6Bright
215.6Bright
225.7Bright
235.7Bright
245.7Bright
255.7Bright
265.7Bright
275.7Bright
285.7Bright
295.7Bright
305.7Bright
315.8Bright
Planning a trip in December

Is December a good time to visit Butiama?

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

4.6
Sightseeing
10th-best month of the year
4.5
Beach & pool
11th-best month of the year

December is a reasonable time to visit Butiama for sightseeing.

What to pack for Butiama in December

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

In December, Butiama sees daytime highs around 27°C and nights near 18°C. Pack rain gear. Worth having: light clothes and sun protection. About 23 days see rain.

rain gearlight clothessun protection

UV index in Butiama in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Butiama peaks around March 17 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 18 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 17UV 16Jun 18UV 10
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar16Extreme
Apr15Extreme
May12Extreme
Jun10Very high
Jul11Extreme
Aug11Extreme
Sep13Extreme
Oct14Extreme
Nov13Extreme
Dec11Extreme

Air quality in Butiama 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 Butiama is worst in July — around 21 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (April, 10 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateGoodJul 1521 µg/m³Apr 1510 µg/m³
PM2.5 (µg/m³)Level
Jan19Moderate
Feb16Moderate
Mar12Good
Apr10Good
May12Good
Jun19Moderate
Jul21Moderate
Aug18Moderate
Sep16Moderate
Oct12Good
Nov10Good
Dec12Good
Location & terrain

Where is Butiama?

Butiama sits at 1.8°S, 34.0°E, 1,500 m above sea level, in Tanzania. The nearest listed city is Nyamuswa, 16 km away.

MatongoShiratiKibaraSirari

Topography around Butiama

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

Within 3 km, the terrain around Butiama has only modest variations in elevation — a maximum elevation change of 241 m around an average of 1,459 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 545 m; within 80 km, large variations in elevation — a maximum elevation change of 656 m.

The land around Butiama is covered by shrubs (33%), cropland (30%) and grassland (29%) within 3 km, cropland (51%) and shrubs (30%) within 16 km, and cropland (29%), grassland (28%) and water (26%) within 80 km.

3 km
241 m
16 km
545 m
80 km
656 m
treesshrubsgrasslandcroplandartificial surfaceswaterwetland
December weather nearby: Nyamuswa 16 km · Bunda 30 km · Musoma 35 km · Tarime 64 km · Matongo 70 km · Shirati 70 km · Kibara 72 km · Sirari 80 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 Butiama (-1.7667°, 33.9667°, elevation 1,500 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).