Moshi weather in December

In December, Moshi sees average daytime highs of 23°C and overnight lows near 15°C, with 380 mm of rain across 26.2 wet days and about 12.2 hours of daylight. It is the 4th-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 23°C through the month. The sky is clear or mostly clear about 10% of the time in December, and the air most often feels comfortable.

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 Moshi's 8th-clearest and 10th-windiest month. For the whole year in context, see Moshi's year-round climate.

Daytime high
23°
4th warmest
Overnight low
15°
10th coldest
Rainfall
380 mm
26.2 wet days
Daylight
12 h 12 min
6:21 AM – 6:33 PM
Cloud cover
69%
8th clearest
Wind
4 km/h
10th windiest
Solar energy
5.26 kWh/m²
Travel score
4.3
out of 10

Moshi is city in Tanzania.

Density
3,758/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

Day-to-day highs hold fairly steady near 23°C through the month.

A typical December day in Moshi reaches about 23°C in the afternoon and slips back to 15°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 21°C and 25°C. Set against its neighbours, December runs on par with November and on par with January.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
12315
22315
32315
42315
52315
62315
72315
82315
92315
102315
112315
122315
132315
142315
152315
162315
172315
182315
192315
202315
212315
222315
232315
242315
252315
262315
272315
282315
292315
302315
312315

Moshi weather by month

How December compares with the rest of the year at a glance. December is the 4th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan24° / 14°34322.912.25.0
Feb24° / 15°29719.612.15.1
Mar24° / 15°43525.8124.5
Apr22° / 15°33025.511.94.2
May21° / 14°1281811.95.1
Jun19° / 12°215.311.86.5
Jul19° / 10°102.611.86.9
Aug20° / 11°123.211.97.0
Sep22° / 12°174.3127.4
Oct23° / 13°8111.312.16.5
Nov23° / 15°27422.412.24.8
Dec23° / 15°38026.212.24.3

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 10% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 22% of December, with mostly cloudy or overcast conditions the remaining 68%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13070
23070
33070
43070
53070
63070
73070
83070
92971
103070
113070
123070
133070
143169
153169
163169
173169
183169
193268
203268
213367
223367
233367
243466
253565
263664
273664
283763
293763
303862
313862

Chance of precipitation in December

Any precipitation

Moshi gets around 380 mm of rain over 26.2 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 85% and peaks near 87% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
187
287
387
487
587
687
787
887
987
1087
1187
1287
1386
1486
1586
1686
1785
1885
1984
2084
2184
2283
2383
2482
2582
2681
2781
2881
2980
3080
3180

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

Most of December feels comfortable — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, December lands in the comfortable band about 63% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
126335
226335
326236
426236
526137
635938
735938
835938
945739
1045739
1145838
1255738
1355738
1455837
1555936
1656035
1756134
1856233
1956332
2056431
2156530
2256629
2356728
2456827
2566826
2666826
2766925
2876825
2976825
3076825
3186626

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 4 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
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 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 6:15 AM to 6:28 AM, and sunset from 6:26 PM to 6:40 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.26:156:26
212.26:156:26
312.26:166:27
412.26:166:27
512.26:166:28
612.26:176:28
712.26:176:28
812.26:186:29
912.26:186:29
1012.26:186:30
1112.26:196:30
1212.26:196:31
1312.26:206:31
1412.26:206:32
1512.26:216:32
1612.26:216:33
1712.26:216:33
1812.26:226:34
1912.26:226:34
2012.26:236:35
2112.26:236:35
2212.26:246:35
2312.26:246:36
2412.26:256:36
2512.26:256:37
2612.26:266:37
2712.26:266:38
2812.26:276:38
2912.26:276:39
3012.26:286:39
3112.26:286:40

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.26 kWh/m².

For context, solar energy here swings from a low near 4.59 kWh/m² to a high of 6.08 kWh/m² in February across the year — December's 5.26 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.1Bright
25.1Bright
35.1Bright
45.1Bright
55.1Bright
65.1Bright
75.1Bright
85.1Bright
95.2Bright
105.2Bright
115.2Bright
125.2Bright
135.2Bright
145.2Bright
155.3Bright
165.3Bright
175.3Bright
185.3Bright
195.3Bright
205.3Bright
215.4Bright
225.4Bright
235.4Bright
245.4Bright
255.4Bright
265.4Bright
275.5Bright
285.5Bright
295.5Bright
305.5Bright
315.5Bright
Planning a trip in December

Hazard calendar for Moshi

In seasonPeak

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

Moshi's monsoon runs November–April, when most of the year's rain falls.

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

Is December a good time to visit Moshi?

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

4.3
Sightseeing
11th-best month of the year
3.3
Beach & pool
8th-best month of the year

December is a reasonable time to visit Moshi for sightseeing.

What to pack for Moshi in December

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

In December, Moshi sees daytime highs around 23°C and nights near 15°C. Pack rain gear. Worth having: light clothes and sun protection. About 26 days see rain.

rain gearlight clothessun protection

UV index in Moshi 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 Moshi peaks around March 16 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 16UV 16Jun 18UV 10
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar16Extreme
Apr15Extreme
May12Extreme
Jun10Extreme
Jul11Extreme
Aug12Extreme
Sep14Extreme
Oct14Extreme
Nov14Extreme
Dec13Extreme

Air quality in Moshi 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 Moshi is worst in July — around 16 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodGoodModerateJul 1116 µg/m³Nov 1411 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb14Moderate
Mar13Moderate
Apr13Moderate
May12Moderate
Jun16Moderate
Jul16Moderate
Aug13Moderate
Sep11Good
Oct12Moderate
Nov10Good
Dec14Moderate
Location & terrain

Where is Moshi?

Moshi sits at 3.4°S, 37.3°E, 854 m above sea level, in Tanzania. The nearest listed city is Boma la Ngombe, 20 km away.

Topography around Moshi

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

Within 3 km, the terrain around Moshi has only modest variations in elevation — a maximum elevation change of 194 m around an average of 852 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,500 m; within 80 km, extreme variations in elevation — a maximum elevation change of 5,229 m.

The land around Moshi is covered by trees (47%) and artificial surfaces (37%) within 3 km, trees (46%) and cropland (40%) within 16 km, and grassland (35%) and shrubs (30%) within 80 km.

3 km
194 m
16 km
1,500 m
80 km
5,229 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetland
December weather nearby: Boma la Ngombe 20 km · Taveta 39 km · Kingori 40 km · Merelani 46 km · Tarakea 47 km · Mbuguni 49 km · Usa River 54 km · Usangi 54 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 Moshi (-3.35°, 37.3333°, elevation 854 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).