Usevia weather in May

In May, Usevia sees average daytime highs of 30°C and overnight lows near 20°C, with 5 mm of rain across 1 wet days and about 11.7 hours of daylight. It is the 5th-warmest and 8th-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 52% of the time in May, and the air most often feels comfortable.

Daylight stretches from about 11 h 48 min at the start of May to 11 h 36 min by month's end. Set against the rest of the year, May is Usevia's 5th-clearest and 5th-windiest month. For the whole year in context, see Usevia's year-round climate.

Daytime high
30°
5th warmest
Overnight low
20°
4th coldest
Rainfall
5 mm
1 wet days
Daylight
11 h 42 min
7:01 AM – 6:42 PM
Cloud cover
42%
5th clearest
Wind
10 km/h
5th windiest
Solar energy
5.6 kWh/m²
Travel score
6.3
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 30°C through the month.

A typical May day in Usevia reaches about 30°C in the afternoon and slips back to 20°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 32°C. Set against its neighbours, May runs about 1°C warmer than April and on par with June.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13020
23020
33020
43020
53020
63020
73020
83020
93020
103020
113020
123020
133020
143020
153020
163020
173020
183020
193020
203020
213020
223020
233020
243019
253019
263019
273019
283019
293019
303019
313019

How May really feels in Usevia

Once humidity and wind are folded in, May averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

May sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Usevia 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
Jan28° / 20°9919.412.44.3
Feb29° / 20°7815.612.24.3
Mar29° / 20°8517.2124.4
Apr29° / 20°439.611.85.4
May30° / 20°5111.76.3
Jun29° / 18°0011.67.1
Jul29° / 17°0011.67.5
Aug30° / 19°0011.86.5
Sep32° / 20°10.1125.2
Oct33° / 22°132.712.24.1
Nov31° / 21°6811.612.34.1
Dec29° / 20°10419.112.44.2

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 52% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 20% of May, with mostly cloudy or overcast conditions the remaining 28%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15842
25941
35941
46139
56238
66337
76436
86436
96634
106634
116832
126832
136931
147030
157129
167228
177327
187327
197525
207525
217624
227723
237822
247921
258020
268119
278119
288218
298317
308317
318317

Chance of precipitation in May

Any precipitation

Usevia gets around 5 mm of rain over 1 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 3% and peaks near 8% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)
18
28
37
47
56
66
75
85
94
104
114
123
133
143
153
163
173
183
192
202
212
222
232
241
251
261
271
281
290
300
310

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 49% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1332578
2434557
3536527
4638506
5739486
6941455
71043435
81144404
91346384
101447363
111648333
121750312
131951282
142152261
152254231
162454211
172556190
182756170
192857150
203057130
213157120
223357100
23355690
24375580
25395470
26415360
27435250
28455140
29474930
30504730
31534520

Wind in May

Winds average 10 km/h in May.

Across May, daily wind ranges from about 9 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 11 h 48 min at the start of May to 11 h 36 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 7:00 AM to 7:04 AM, and sunset from 6:45 PM to 6:41 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.87:006:45
211.77:006:45
311.77:006:44
411.77:006:44
511.77:006:44
611.77:006:43
711.77:006:43
811.77:006:43
911.77:006:43
1011.77:006:43
1111.77:006:42
1211.77:006:42
1311.77:016:42
1411.77:016:42
1511.77:016:42
1611.77:016:42
1711.77:016:42
1811.77:016:41
1911.77:016:41
2011.77:026:41
2111.77:026:41
2211.77:026:41
2311.67:026:41
2411.67:026:41
2511.67:036:41
2611.67:036:41
2711.67:036:41
2811.67:036:41
2911.67:036:41
3011.67:046:41
3111.67:046:41

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 5.26 kWh/m² to a high of 6.7 kWh/m² in September across the year — May's 5.6 kWh/m² falls in the middle.

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
125.6Bright
135.6Bright
145.6Bright
155.6Bright
165.6Bright
175.6Bright
185.6Bright
195.7Bright
205.7Bright
215.7Bright
225.7Bright
235.7Bright
245.6Bright
255.6Bright
265.6Bright
275.6Bright
285.6Bright
295.6Bright
305.6Bright
315.7Bright
Planning a trip in May

Is May a good time to visit Usevia?

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

6.3
Sightseeing
4th-best month of the year
8.5
Beach & pool
4th-best month of the year

May is a reasonable time to visit Usevia for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Usevia in May

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

In May, Usevia sees daytime highs around 30°C and nights near 20°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

UV index in Usevia 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 Usevia peaks around March 11 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 19 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 11UV 16Jun 19UV 10
UV index (midday)Level
Jan15Extreme
Feb16Extreme
Mar16Extreme
Apr14Extreme
May11Extreme
Jun10Very high
Jul10Extreme
Aug10Very high
Sep12Extreme
Oct14Extreme
Nov12Extreme
Dec13Extreme

Air quality in Usevia 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 Usevia is worst in August — around 40 µg/m³ PM2.5 (poor), about 5.2× the cleanest month (April, 8 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecGoodModeratePoorModerateGoodAug 1339 µg/m³Apr 218 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb11Good
Mar10Good
Apr8Good
May8Good
Jun24Moderate
Jul36Poor
Aug40Poor
Sep29Moderate
Oct17Moderate
Nov9Good
Dec9Good
Location & terrain

Where is Usevia?

Usevia sits at 7.1°S, 31.2°E, 928 m above sea level, in Tanzania. The nearest listed city is Namanyere, 51 km away.

KirandoMpandaSumbawangaKitukuMataiBaudhuinville

Topography around Usevia

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

Within 3 km, the terrain around Usevia has only modest variations in elevation — a maximum elevation change of 34 m around an average of 931 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 935 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,561 m.

The land around Usevia is covered by cropland (54%) and grassland (35%) within 3 km, cropland (30%), trees (25%) and grassland (24%) within 16 km, and trees (45%) and grassland (20%) within 80 km.

3 km
34 m
16 km
935 m
80 km
1,561 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Namanyere 51 km · Chala 54 km · Kirando 78 km · Mpanda 86 km · Sumbawanga 105 km · Kituku 125 km · Matai 137 km · Baudhuinville 165 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 Usevia (-7.1°, 31.2333°, elevation 928 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).