Khwisero weather in May

In May, Khwisero sees average daytime highs of 27°C and overnight lows near 17°C, with 237 mm of rain across 28.3 wet days and about 12 hours of daylight. It is the 9th-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 27°C through the month. The sky is clear or mostly clear about 11% of the time in May, and the air most often feels humid.

Daylight stretches from about 12 hours at the start of May to 12 hours by month's end. Set against the rest of the year, May is Khwisero's 9th-clearest and 12th-windiest month. For the whole year in context, see Khwisero's year-round climate.

Daytime high
27°
9th warmest
Overnight low
17°
9th coldest
Rainfall
237 mm
28.3 wet days
Daylight
12 hours
6:38 AM – 6:38 PM
Cloud cover
71%
9th clearest
Wind
5 km/h
12th windiest
Solar energy
5.52 kWh/m²
Travel score
3.8
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 27°C through the month.

A typical May day in Khwisero reaches about 27°C in the afternoon and slips back to 17°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 28°C. Set against its neighbours, May runs about 1°C cooler than April and on par with June.

15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12718
22718
32718
42718
52618
62618
72618
82618
92618
102618
112718
122718
132718
142718
152718
162717
172717
182717
192717
202717
212717
222717
232717
242717
252717
262717
272717
282717
292717
302717
312717

Khwisero weather by month

How May compares with the rest of the year at a glance. May is the 9th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 17°10215.8124.8
Feb30° / 18°8113.6124.5
Mar29° / 18°15821.7124.0
Apr27° / 18°25727.4123.6
May27° / 17°23728.3123.8
Jun26° / 17°14424.8124.3
Jul26° / 17°11922124.8
Aug27° / 17°13924.8124.4
Sep27° / 17°13724.8124.2
Oct27° / 17°18927.9123.7
Nov27° / 17°19725.8123.9
Dec28° / 17°13720.1124.7

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 11% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 21% of May, with mostly cloudy or overcast conditions the remaining 68%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11783
21882
31882
41981
52080
62179
72278
82278
92476
102674
112674
122773
132971
142971
153169
163268
173367
183565
193565
203664
213862
223961
234060
244159
254159
264258
274357
284456
294555
304654
314654

Chance of precipitation in May

Any precipitation

Khwisero gets around 237 mm of rain over 28.3 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 91% and peaks near 96% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
196
296
396
496
596
696
795
895
995
1095
1194
1294
1393
1493
1592
1692
1791
1891
1990
2089
2189
2288
2388
2488
2587
2687
2787
2887
2987
3086
3186

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the humid band about 80% of days. Sticky, muggy-or-worse air turns up on roughly 20% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)
107327
207327
307327
407327
507327
607327
707426
807426
907426
1007426
1107525
1207525
1307624
1407723
1507723
1607822
1707921
1808020
1908119
2008218
2108317
2208416
2308515
2408614
2518613
2618712
2718811
2818910
291909
301918
311927

Wind in May

Winds average 5 km/h in May, the calmest month.

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 12 hours at the start of May to 12 hours by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 0 minutes over May. Sunrise moves from 6:39 AM to 6:39 AM, and sunset from 6:39 PM to 6:39 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.06:396:39
212.06:396:39
312.06:386:39
412.06:386:39
512.06:386:39
612.06:386:38
712.06:386:38
812.06:386:38
912.06:386:38
1012.06:386:38
1112.06:386:38
1212.06:386:38
1312.06:386:38
1412.06:386:38
1512.06:386:38
1612.06:386:38
1712.06:386:38
1812.06:386:38
1912.06:386:38
2012.06:386:38
2112.06:386:38
2212.06:386:38
2312.06:386:38
2412.06:386:38
2512.06:386:39
2612.06:386:39
2712.06:386:39
2812.06:386:39
2912.06:386:39
3012.06:396:39
3112.06:396:39

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.52 kWh/m².

For context, solar energy here swings from a low near 5.08 kWh/m² to a high of 6.68 kWh/m² in February across the year — May's 5.52 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.4Bright
25.4Bright
35.4Bright
45.4Bright
55.4Bright
65.4Bright
75.5Bright
85.5Bright
95.5Bright
105.5Bright
115.5Bright
125.5Bright
135.5Bright
145.5Bright
155.5Bright
165.5Bright
175.5Bright
185.6Bright
195.6Bright
205.6Bright
215.6Bright
225.6Bright
235.6Bright
245.6Bright
255.6Bright
265.6Bright
275.5Bright
285.5Bright
295.5Bright
305.5Bright
315.5Bright
Planning a trip in May

Is May a good time to visit Khwisero?

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

3.8
Sightseeing
10th-best month of the year
3.8
Beach & pool
12th-best month of the year

May is a weaker month for outdoor sightseeing in Khwisero.

What to pack for Khwisero in May

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

In May, Khwisero sees daytime highs around 27°C and nights near 17°C. Pack rain gear. Worth having: light clothes and sun protection. About 28 days see rain.

rain gearlight clothessun protection

UV index in Khwisero 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 Khwisero 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 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeExtremeMar 16UV 16Jun 18UV 10
UV index (midday)Level
Jan15Extreme
Feb14Extreme
Mar16Extreme
Apr14Extreme
May11Extreme
Jun10Very high
Jul11Extreme
Aug11Extreme
Sep12Extreme
Oct14Extreme
Nov12Extreme
Dec11Extreme

Air quality in Khwisero 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 Khwisero is worst in June — around 78 µg/m³ PM2.5 (unhealthy), and holds fairly steady the rest of the year.

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyJun 2177 µg/m³Apr 967 µg/m³
PM2.5 (µg/m³)Level
Jan74Unhealthy
Feb68Unhealthy
Mar67Unhealthy
Apr67Unhealthy
May69Unhealthy
Jun78Unhealthy
Jul76Unhealthy
Aug74Unhealthy
Sep71Unhealthy
Oct73Unhealthy
Nov77Unhealthy
Dec76Unhealthy
Location & terrain

Where is Khwisero?

Khwisero sits at 0.2°N, 34.6°E, 1,498 m above sea level, in Kenya. The nearest listed city is Mbale, 17 km away.

Topography around Khwisero

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

Within 3 km, the terrain around Khwisero has only modest variations in elevation — a maximum elevation change of 131 m around an average of 1,442 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 352 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,410 m.

The land around Khwisero is covered by trees (52%) and shrubs (29%) within 3 km, trees (51%) and shrubs (34%) within 16 km, and shrubs (27%) and trees (22%) within 80 km.

3 km
131 m
16 km
352 m
80 km
1,410 m
treesshrubsgrasslandcroplandartificial surfaceswaterwetland
May weather nearby: Mbale 17 km · Kakamega 22 km · Mumias 22 km · Kisumu 36 km · Siaya 36 km · Lugulu 41 km · Bungoma 44 km · Bondo 46 km

Kenya travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type G
240 V · 50 Hz
Prices
≈ 34% of US
price level, 2025
GDP per capita
$2,363
2025
Happiness
4.7 / 10
World Happiness, 2025
Homicide rate
4.9
per 100k, 2022
Road deaths
28.3
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
High
EF EPI 593
Religion
Christian 86%Muslim 11%other 2%none 2%

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 Khwisero (0.1712°, 34.5947°, elevation 1,498 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).