Mahanje weather in January

In January, Mahanje sees average daytime highs of 28°C and overnight lows near 19°C, with 287 mm of rain across 25.6 wet days and about 12.5 hours of daylight. It is the 4th-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 9% of the time in January, and the air most often feels muggy.

Daylight stretches from about 12 h 36 min at the start of January to 12 h 24 min by month's end. Set against the rest of the year, January is Mahanje's 12th-clearest and 10th-windiest month. For the whole year in context, see Mahanje's year-round climate.

Daytime high
28°
4th warmest
Overnight low
19°
10th coldest
Rainfall
287 mm
25.6 wet days
Daylight
12 h 30 min
6:32 AM – 7:04 PM
Cloud cover
80%
12th clearest
Wind
5 km/h
10th windiest
Solar energy
5.61 kWh/m²
Travel score
3.9
out of 10
Density
19/km²
people per km²

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

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 28°C through the month.

A typical January day in Mahanje reaches about 28°C in the afternoon and slips back to 19°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 30°C. Set against its neighbours, January runs about 1°C cooler than December and on par with February.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12820
22820
32820
42820
52820
62820
72820
82820
92820
102820
112820
122820
132819
142819
152819
162819
172819
182819
192819
202819
212819
222819
232819
242819
252819
262819
272819
282819
292819
302819
312819

Mahanje weather by month

How January compares with the rest of the year at a glance. January is the 4th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 19°28725.612.53.9
Feb28° / 19°24223.112.33.9
Mar27° / 19°22527.412.13.9
Apr26° / 18°13821.311.84.9
May25° / 16°296.811.67.4
Jun24° / 13°41.211.48.5
Jul24° / 13°4111.58.5
Aug25° / 14°41.111.78.4
Sep27° / 16°30.811.97.9
Oct30° / 18°14312.26.3
Nov31° / 20°487.212.55.1
Dec29° / 20°18218.912.64.2

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 9% of the time in January, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 9% of January, with mostly cloudy or overcast conditions the remaining 82%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12575
22476
32377
42377
52179
62179
72080
81981
91882
101783
111783
121684
131684
141684
151684
161684
171684
181684
191783
201783
211882
221882
231882
241882
251882
261783
271783
281783
291684
301684
311585

Chance of precipitation in January

Any precipitation

Mahanje gets around 287 mm of rain over 25.6 wet days in January, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 81% and peaks near 84% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
177
278
378
479
580
681
781
882
982
1082
1182
1282
1381
1481
1581
1681
1781
1881
1981
2082
2182
2282
2382
2482
2582
2683
2783
2883
2984
3084
3184

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the muggy band about 88% of days. Sticky, muggy-or-worse air turns up on roughly 89% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
11416790
21315810
30315820
40315820
50214840
60214840
70213850
80112870
90112870
100111880
110111880
120110890
130110890
140110890
150110881
160010891
17009901
18009901
19009901
20009901
21009901
22009892
23009892
24008902
25008902
26008902
27008902
28008902
29007912
30007912
31007921

Wind in January

Winds average 5 km/h in January.

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

0246810151015202531
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 12 h 36 min at the start of January to 12 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 12 minutes over January. Sunrise moves from 6:25 AM to 6:39 AM, and sunset from 6:59 PM to 7:05 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.66:256:59
212.66:256:59
312.66:267:00
412.66:267:00
512.66:277:00
612.66:277:01
712.66:287:01
812.66:287:01
912.56:297:02
1012.56:297:02
1112.56:307:02
1212.56:307:03
1312.56:317:03
1412.56:317:03
1512.56:327:03
1612.56:327:04
1712.56:337:04
1812.56:337:04
1912.56:347:04
2012.56:347:04
2112.56:357:05
2212.56:357:05
2312.56:367:05
2412.56:367:05
2512.56:367:05
2612.56:377:05
2712.56:377:05
2812.56:387:05
2912.56:387:05
3012.46:387:05
3112.46:397:05

Solar energy in January

Daily solar energy (kWh/m²)

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

For context, solar energy here swings from a low near 4.3 kWh/m² to a high of 6.49 kWh/m² in November across the year — January's 5.61 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.7Bright
25.7Bright
35.7Bright
45.7Bright
55.6Bright
65.6Bright
75.6Bright
85.6Bright
95.6Bright
105.6Bright
115.6Bright
125.5Bright
135.5Bright
145.5Bright
155.5Bright
165.6Bright
175.6Bright
185.6Bright
195.6Bright
205.6Bright
215.6Bright
225.6Bright
235.6Bright
245.6Bright
255.6Bright
265.6Bright
275.6Bright
285.6Bright
295.6Bright
305.6Bright
315.6Bright
Planning a trip in January

Hazard calendar for Mahanje

In seasonPeak

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

Mahanje's monsoon runs December–April, when most of the year's rain falls.

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

Is January a good time to visit Mahanje?

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

3.9
Sightseeing
10th-best month of the year
4.3
Beach & pool
10th-best month of the year

January is a weaker month for outdoor sightseeing in Mahanje.

What to pack for Mahanje in January

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

In January, Mahanje sees daytime highs around 28°C and nights near 19°C. Pack light clothes and rain gear. Worth having: sun protection. About 26 days see rain.

light clothesrain gearsun protection

UV index in Mahanje in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 15 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Mahanje peaks around February 22 at about 16 (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.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeFeb 22UV 16Jun 17UV 10
UV index (midday)Level
Jan15Extreme
Feb16Extreme
Mar16Extreme
Apr14Extreme
May10Extreme
Jun10Very high
Jul10Very high
Aug11Extreme
Sep12Extreme
Oct14Extreme
Nov13Extreme
Dec13Extreme

Air quality in Mahanje in January

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where January falls, not just the annual average.

Air quality in Mahanje is worst in October — around 28 µg/m³ PM2.5 (moderate), about 3.3× the cleanest month (April, 9 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateOct 2128 µg/m³Apr 219 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb11Good
Mar10Good
Apr9Good
May9Good
Jun9Good
Jul14Moderate
Aug18Moderate
Sep23Moderate
Oct28Moderate
Nov27Moderate
Dec11Good
Location & terrain

Where is Mahanje?

Mahanje sits at 9.9°S, 35.3°E, 991 m above sea level, in Tanzania. The nearest listed city is Maposeni, 73 km away.

MaposeniNjombeSongeaMlangaliKigonseraMatiriMbingaMtwango

Topography around Mahanje

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

Within 3 km, the terrain around Mahanje has significant variations in elevation — a maximum elevation change of 283 m around an average of 985 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 882 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,125 m.

The land around Mahanje is covered by trees (65%) within 3 km, trees (53%) and shrubs (28%) within 16 km, and trees (56%) and shrubs (24%) within 80 km.

3 km
283 m
16 km
882 m
80 km
2,125 m
treesshrubsgrasslandcropland
January weather nearby: Maposeni 73 km · Njombe 89 km · Songea 90 km · Mlangali 91 km · Kigonsera 101 km · Matiri 102 km · Mbinga 116 km · Mtwango 118 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 Mahanje (-9.9333°, 35.3333°, elevation 991 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).