Rujewa weather in May

In May, Rujewa sees average daytime highs of 28°C and overnight lows near 17°C, with 4 mm of rain across 0.8 wet days and about 11.6 hours of daylight. It is the 5th-warmest and 8th-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 57% of the time in May, and the air most often feels dry.

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 Rujewa's 5th-clearest and 6th-windiest month. For the whole year in context, see Rujewa's year-round climate.

Daytime high
28°
5th warmest
Overnight low
17°
5th coldest
Rainfall
4 mm
0.8 wet days
Daylight
11 h 36 min
6:51 AM – 6:27 PM
Cloud cover
38%
5th clearest
Wind
15 km/h
6th windiest
Solar energy
5.6 kWh/m²
Travel score
8.1
out of 10

Rujewa is ward of Mbeya Region, Tanzania.

Density
232/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 28°C through the month.

A typical May day in Rujewa reaches about 28°C in the afternoon and slips back to 17°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 29°C. Set against its neighbours, May runs on par with April and about 1°C warmer than June.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12818
22818
32818
42818
52818
62817
72817
82817
92817
102817
112817
122817
132817
142817
152817
162817
172817
182817
192817
202817
212817
222817
232817
242816
252716
262716
272716
282716
292716
302716
312716

Rujewa weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 18°15122.512.54.5
Feb27° / 18°12419.312.34.6
Mar27° / 18°14419.812.14.9
Apr28° / 18°448.511.86.6
May28° / 17°40.811.68.1
Jun26° / 15°0011.58.7
Jul26° / 14°0011.58.9
Aug27° / 15°0011.78.7
Sep29° / 16°10.211.97.6
Oct30° / 18°142.112.26.1
Nov30° / 19°49812.45.0
Dec28° / 19°12417.712.54.7

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 57% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 23% of May, with mostly cloudy or overcast conditions the remaining 20%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17129
27129
37228
47327
57327
67426
77525
87624
97624
107723
117723
127822
137921
147921
157921
168119
178119
188119
198218
208218
218317
228317
238317
248416
258515
268614
278614
288614
298614
308614
318614

Chance of precipitation in May

Any precipitation

Rujewa gets around 4 mm of rain over 0.8 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 2% and peaks near 6% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
16
25
35
45
55
64
74
84
94
103
113
123
133
142
152
162
172
182
192
202
211
221
231
241
251
261
271
281
291
300
310

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the dry band about 56% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
1256510
227649
329638
431627
533616
635596
738575
840555
943534
1045523
1148493
1251472
1353452
1455432
1558411
1659401
1761381
1863361
1964351
2067330
2168320
2270300
2371290
2472280
2574260
2675250
2777230
2878220
2980200
3081190
3183170

Wind in May

Winds average 15 km/h in May.

Across May, daily wind ranges from about 15 km/h on the calmest days to 16 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
115light breeze
215light breeze
315light breeze
415light breeze
515light breeze
615light breeze
715light breeze
815light breeze
915light breeze
1015light breeze
1115light breeze
1215light breeze
1315light breeze
1415light breeze
1515light breeze
1615light breeze
1715light breeze
1816light breeze
1916light breeze
2016light breeze
2116light breeze
2216light breeze
2316light breeze
2416light breeze
2516light breeze
2616light breeze
2716light breeze
2816light breeze
2916light breeze
3016light breeze
3116light breeze

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 6:49 AM to 6:54 AM, and sunset from 6:31 PM to 6:26 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.76:496:31
211.76:496:30
311.76:496:30
411.76:496:30
511.76:496:29
611.76:496:29
711.76:496:29
811.76:496:28
911.66:506:28
1011.66:506:28
1111.66:506:28
1211.66:506:28
1311.66:506:27
1411.66:506:27
1511.66:506:27
1611.66:516:27
1711.66:516:27
1811.66:516:27
1911.66:516:26
2011.66:516:26
2111.66:526:26
2211.66:526:26
2311.66:526:26
2411.66:526:26
2511.66:526:26
2611.66:536:26
2711.56:536:26
2811.56:536:26
2911.56:536:26
3011.56:546:26
3111.56:546:26

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.6 kWh/m².

For context, solar energy here swings from a low near 5.58 kWh/m² to a high of 7.19 kWh/m² in October across the year — May's 5.6 kWh/m² sits near the bottom.

0246151015202531
Solar energy (kWh/m²)Level
15.6Bright
25.6Bright
35.6Bright
45.6Bright
55.6Bright
65.6Bright
75.6Bright
85.6Bright
95.6Bright
105.6Bright
115.6Bright
125.7Bright
135.7Bright
145.7Bright
155.7Bright
165.7Bright
175.7Bright
185.7Bright
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 May

Hazard calendar for Rujewa

In seasonPeak

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

Rujewa's rainy season runs December–March, when most of the year's rain falls.

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

Is May a good time to visit Rujewa?

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

8.1
Sightseeing
4th-best month of the year
8.5
Beach & pool
3rd-best month of the year

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

What to pack for Rujewa in May

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

In May, Rujewa sees daytime highs around 28°C and nights near 17°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

UV index in Rujewa in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May 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 Rujewa peaks around March 10 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 16 at about 10 (extreme).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 10UV 16Jun 16UV 10
UV index (midday)Level
Jan15Extreme
Feb16Extreme
Mar16Extreme
Apr14Extreme
May11Extreme
Jun10Extreme
Jul11Extreme
Aug11Extreme
Sep13Extreme
Oct15Extreme
Nov14Extreme
Dec13Extreme

Air quality in Rujewa 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 Rujewa is worst in October — around 21 µg/m³ PM2.5 (moderate), about 3.0× the cleanest month (May, 7 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodOct 1620 µg/m³May 157 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb11Good
Mar10Good
Apr8Good
May7Good
Jun8Good
Jul11Good
Aug14Moderate
Sep17Moderate
Oct21Moderate
Nov17Moderate
Dec10Good
Location & terrain

Where is Rujewa?

Rujewa sits at 8.7°S, 34.4°E, 1,078 m above sea level, in Tanzania. The nearest listed city is Urunda, 11 km away.

NjombeTukuyu

Topography around Rujewa

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

Within 3 km, the terrain around Rujewa has only modest variations in elevation — a maximum elevation change of 64 m around an average of 1,075 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 379 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,980 m.

The land around Rujewa is covered by cropland (64%) within 3 km, cropland (54%) and shrubs (36%) within 16 km, and shrubs (33%), cropland (26%) and trees (21%) within 80 km.

3 km
64 m
16 km
379 m
80 km
1,980 m
treesshrubsgrasslandcroplandartificial surfacesbare terrain
May weather nearby: Urunda 11 km · Ilembula 31 km · Chimala 43 km · Makumbako 52 km · Mtwango 58 km · Igurusi 61 km · Njombe 84 km · Tukuyu 101 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 Rujewa (-8.7°, 34.3833°, elevation 1,078 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).