Moshi weather in September

In September, Moshi sees average daytime highs of 22°C and overnight lows near 12°C, with 17 mm of rain across 4.3 wet days and about 12 hours of daylight. It is the 8th-warmest and 10th-wettest month of the year here.

Highs climb over the month, from about 21°C in the first days to 22°C by the end. The sky is clear or mostly clear about 22% of the time in September, and the air most often feels dry.

Daylight stretches from about 11 h 54 min at the start of September to 12 hours by month's end. Set against the rest of the year, September is Moshi's 1st-clearest and 1st-windiest month. For the whole year in context, see Moshi's year-round climate.

Daytime high
22°
8th warmest
Overnight low
12°
4th coldest
Rainfall
17 mm
4.3 wet days
Daylight
12 hours
6:26 AM – 6:24 PM
Cloud cover
58%
1st clearest
Wind
7 km/h
1st windiest
Solar energy
5.96 kWh/m²
Travel score
7.4
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 September

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 21°C in the first days to 22°C by the end.

A typical September day in Moshi reaches about 22°C in the afternoon and slips back to 12°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 20°C and 23°C. Set against its neighbours, September runs about 2°C warmer than August and about 1°C cooler than October.

10°15°20°25°151015202530
Avg high (°C)Avg low (°C)
12111
22111
32112
42112
52112
62112
72112
82112
92112
102112
112112
122112
132112
142112
152212
162212
172212
182212
192212
202212
212212
222212
232212
242212
252212
262212
272212
282212
292213
302213

Moshi weather by month

How September compares with the rest of the year at a glance. September is the 8th-warmest and 10th-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 September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 22% of the time in September, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 27% of September, with mostly cloudy or overcast conditions the remaining 51%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14159
24159
34159
44159
54159
64456
74456
84456
94555
104654
114753
124852
135050
145050
155149
165248
175347
185347
195347
205446
215446
225446
235446
245446
255347
265347
275248
285149
295149
305050

Chance of precipitation in September

Any precipitation

Moshi gets around 17 mm of rain over 4.3 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 15% and peaks near 22% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%151015202530
Rain chance (%)
113
213
313
414
514
614
714
814
914
1014
1114
1213
1313
1413
1513
1613
1713
1813
1913
2013
2114
2215
2315
2416
2517
2618
2719
2820
2921
3022

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the dry band about 84% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)
19010
29010
38911
48911
58911
68812
78812
88812
98812
108713
118713
128713
138713
148713
158614
168614
178515
188515
198416
208416
218317
228218
238020
247921
257723
267624
277426
287228
297030
306931

Wind in September

Winds average 7 km/h in September, the windiest month of the year.

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

0246810151015202530
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 11 h 54 min at the start of September to 12 hours by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over September. Sunrise moves from 6:32 AM to 6:19 AM, and sunset from 6:28 PM to 6:21 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.96:326:28
211.96:326:28
311.96:316:28
411.96:316:28
511.96:316:27
612.06:306:27
712.06:306:27
812.06:296:27
912.06:296:26
1012.06:286:26
1112.06:286:26
1212.06:276:26
1312.06:276:25
1412.06:266:25
1512.06:266:25
1612.06:266:24
1712.06:256:24
1812.06:256:24
1912.06:246:24
2012.06:246:23
2112.06:236:23
2212.06:236:23
2312.06:226:23
2412.06:226:22
2512.06:216:22
2612.06:216:22
2712.06:206:21
2812.06:206:21
2912.06:206:21
3012.06:196:21

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.96 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 — September's 5.96 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
15.5Bright
25.6Bright
35.6Bright
45.6Bright
55.6Bright
65.7Bright
75.7Bright
85.7Bright
95.8Bright
105.8Bright
115.8Bright
125.9Bright
135.9Bright
145.9Bright
156.0Bright
166.0Intense
176.0Intense
186.1Intense
196.1Intense
206.1Intense
216.1Intense
226.1Intense
236.2Intense
246.2Intense
256.2Intense
266.2Intense
276.2Intense
286.2Intense
296.1Intense
306.1Intense
Planning a trip in September

Hazard calendar for Moshi

In seasonPeak

None of Moshi's seasonal hazards are active in September. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

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 September a good time to visit Moshi?

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

7.4
Sightseeing
1st-best month of the year
4.8
Beach & pool
2nd-best month of the year

September is one of the better times to visit Moshi for general sightseeing.

What to pack for Moshi in September

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

In September, Moshi sees daytime highs around 22°C and nights near 12°C. Worth packing: sun protection. About 4 days see rain.

sun protection

UV index in Moshi in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 14 (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 September

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where September 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
September 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).