Mahanje weather in May

In May, Mahanje sees average daytime highs of 25°C and overnight lows near 16°C, with 29 mm of rain across 6.8 wet days and about 11.6 hours of daylight. It is the 10th-warmest and 7th-wettest month of the year here.

Day-to-day highs hold fairly steady near 25°C through the month. The sky is clear or mostly clear about 25% of the time in May, and the air most often feels comfortable.

Daylight stretches from about 11 h 42 min at the start of May to 11 h 30 min by month's end. Set against the rest of the year, May is Mahanje's 7th-clearest and 8th-windiest month. For the whole year in context, see Mahanje's year-round climate.

Daytime high
25°
10th warmest
Overnight low
16°
5th coldest
Rainfall
29 mm
6.8 wet days
Daylight
11 h 30 min
6:49 AM – 6:21 PM
Cloud cover
54%
7th clearest
Wind
5 km/h
8th windiest
Solar energy
4.42 kWh/m²
Travel score
7.4
out of 10
Density
19/km²
people per km²

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

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 25°C through the month.

A typical May day in Mahanje reaches about 25°C in the afternoon and slips back to 16°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 27°C. Set against its neighbours, May runs about 1°C cooler than April and about 1°C warmer than June.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12517
22517
32517
42517
52517
62517
72517
82516
92516
102516
112516
122516
132516
142516
152516
162516
172516
182516
192516
202515
212515
222515
232515
242515
252515
262515
272515
282515
292515
302515
312515

Mahanje weather by month

How May compares with the rest of the year at a glance. May is the 10th-warmest and 7th-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 May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 25% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 35% of May, with mostly cloudy or overcast conditions the remaining 40%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15446
25545
35644
45644
55743
65743
75842
85941
96040
106040
116040
126040
136040
146139
156040
166040
176040
186040
196139
206139
216238
226139
236139
246238
256238
266337
276436
286535
296634
306634
316733

Chance of precipitation in May

Any precipitation

Mahanje gets around 29 mm of rain over 6.8 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 22% and peaks near 42% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
142
240
338
436
535
633
731
830
928
1027
1125
1224
1323
1422
1521
1621
1720
1819
1919
2018
2117
2216
2316
2415
2514
2613
2712
2811
2911
3010
319

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the comfortable band about 42% of days. Sticky, muggy-or-worse air turns up on roughly 9% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
10175627
21185625
31205623
41225621
51245619
61255618
71275616
81305415
92325313
102345212
112365210
12339509
13341488
14343477
15445456
16446445
17548425
18649414
19651394
20751384
21853363
22954343
231054333
241155313
251256293
261455283
271656262
281856242
292056222
302256202
312555182

Wind in May

Winds average 5 km/h in May.

Across May, 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 May

DaylightNight

Daylight runs from about 11 h 42 min at the start of May to 11 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 12 minutes over May. Sunrise moves from 6:46 AM to 6:52 AM, and sunset from 6:25 PM to 6:20 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.76:466:25
211.66:466:25
311.66:466:25
411.66:476:24
511.66:476:24
611.66:476:24
711.66:476:23
811.66:476:23
911.66:476:23
1011.66:476:23
1111.66:486:22
1211.66:486:22
1311.66:486:22
1411.66:486:22
1511.66:486:21
1611.56:496:21
1711.56:496:21
1811.56:496:21
1911.56:496:21
2011.56:496:21
2111.56:506:21
2211.56:506:20
2311.56:506:20
2411.56:506:20
2511.56:516:20
2611.56:516:20
2711.56:516:20
2811.56:516:20
2911.56:526:20
3011.56:526:20
3111.56:526:20

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 4.42 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 — May's 4.42 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
14.5Bright
24.5Bright
34.5Bright
44.5Bright
54.5Bright
64.5Bright
74.5Bright
84.5Bright
94.5Bright
104.5Bright
114.5Bright
124.5Bright
134.5Bright
144.5Bright
154.5Bright
164.5Bright
174.4Bright
184.4Bright
194.4Bright
204.4Bright
214.4Bright
224.4Bright
234.4Bright
244.4Bright
254.4Bright
264.4Bright
274.4Bright
284.4Bright
294.4Bright
304.4Bright
314.4Bright
Planning a trip in May

Hazard calendar for Mahanje

In seasonPeak

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

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 May a good time to visit Mahanje?

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

7.4
Sightseeing
5th-best month of the year
6.6
Beach & pool
7th-best month of the year

May is one of the better times to visit Mahanje for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Mahanje in May

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

In May, Mahanje sees daytime highs around 25°C and nights near 16°C. Worth packing: light clothes. About 7 days see rain.

light clothes

UV index in Mahanje in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 10 (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 May

GoodModeratePoorUnhealthyVery unhealthy

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