Kampong Chhnang weather in May

In May, Kampong Chhnang sees average daytime highs of 35°C and overnight lows near 27°C, with 151 mm of rain across 22.5 wet days and about 12.6 hours of daylight. It is the 3rd-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 35°C through the month. The sky is clear or mostly clear about 7% of the time in May, and the air most often feels miserable.

Daylight stretches from about 12 h 24 min at the start of May to 12 h 42 min by month's end. Set against the rest of the year, May is Kampong Chhnang's 8th-clearest and 9th-windiest month. For the whole year in context, see Kampong Chhnang's year-round climate.

Daytime high
35°
3rd warmest
Overnight low
27°
11th coldest
Rainfall
151 mm
22.5 wet days
Daylight
12 h 36 min
5:41 AM – 6:14 PM
Cloud cover
79%
8th clearest
Wind
6 km/h
9th windiest
Solar energy
5.78 kWh/m²
Travel score
1.6
out of 10

Kampong Chhnang is city in Cambodia.

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 35°C through the month.

A typical May day in Kampong Chhnang reaches about 35°C in the afternoon and slips back to 27°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 32°C and 38°C. Set against its neighbours, May runs about 1°C cooler than April and about 1°C warmer than June.

25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13627
23627
33627
43627
53627
63627
73627
83627
93627
103627
113627
123627
133527
143527
153527
163527
173527
183527
193527
203527
213527
223527
233527
243527
253527
263527
273527
283527
293527
303527
313527

How May really feels in Kampong Chhnang

Once humidity and wind are folded in, May averages 31 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
31
31 feel dangerously hot (≥ 39°C)
Days feeling ≤ C
0
wind chill below the day's low

The story in May is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Kampong Chhnang weather by month

How May compares with the rest of the year at a glance. May is the 3rd-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan33° / 23°101.811.44.3
Feb34° / 24°91.811.63.4
Mar36° / 26°436.311.92.2
Apr36° / 27°8614.112.31.7
May35° / 27°15122.512.61.6
Jun34° / 26°15823.512.71.9
Jul33° / 26°16625.612.62.1
Aug33° / 26°18626.712.42.0
Sep32° / 26°23426.612.12.2
Oct32° / 25°20922.811.72.8
Nov32° / 24°719.811.44.0
Dec32° / 23°223.411.34.7

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 7% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 13% of May, with mostly cloudy or overcast conditions the remaining 80%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13565
23565
33466
43268
53169
62971
72872
82872
92674
102476
112377
122179
132179
141981
151882
161783
171585
181585
191486
201486
211387
221387
231387
241288
251288
261288
271288
281288
291288
301288
311288

Chance of precipitation in May

Any precipitation

Kampong Chhnang gets around 151 mm of rain over 22.5 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 72% and peaks near 81% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
157
258
359
460
562
663
764
865
966
1068
1169
1270
1371
1473
1574
1675
1776
1877
1978
2079
2179
2280
2380
2480
2580
2680
2781
2881
2981
3081
3180

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the miserable band about 80% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
133661
223464
323365
423167
523068
622870
712772
812673
912574
1012475
1112376
1212178
1312079
1411980
1511881
1611782
1701684
1801684
1901585
2001486
2101387
2201387
2301288
2401288
2501288
2601189
2701189
2801090
2901090
3001090
310991

Wind in May

Winds average 6 km/h in May.

Across May, daily wind ranges from about 6 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 12 h 24 min at the start of May to 12 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 18 minutes over May. Sunrise moves from 5:46 AM to 5:39 AM, and sunset from 6:11 PM to 6:19 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.45:466:11
212.45:456:12
312.45:456:12
412.55:446:12
512.55:446:12
612.55:446:12
712.55:436:12
812.55:436:13
912.55:436:13
1012.55:426:13
1112.55:426:13
1212.55:426:14
1312.55:416:14
1412.55:416:14
1512.65:416:14
1612.65:416:14
1712.65:406:15
1812.65:406:15
1912.65:406:15
2012.65:406:15
2112.65:406:16
2212.65:406:16
2312.65:396:16
2412.65:396:17
2512.65:396:17
2612.65:396:17
2712.65:396:17
2812.65:396:18
2912.75:396:18
3012.75:396:18
3112.75:396:19

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.78 kWh/m².

For context, solar energy here swings from a low near 4.59 kWh/m² to a high of 6.15 kWh/m² in April across the year — May's 5.78 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.0Intense
26.0Intense
36.0Intense
46.0Bright
56.0Bright
66.0Bright
75.9Bright
85.9Bright
95.9Bright
105.9Bright
115.8Bright
125.8Bright
135.8Bright
145.8Bright
155.7Bright
165.7Bright
175.7Bright
185.7Bright
195.7Bright
205.7Bright
215.7Bright
225.7Bright
235.7Bright
245.6Bright
255.6Bright
265.6Bright
275.6Bright
285.6Bright
295.6Bright
305.6Bright
315.6Bright
Planning a trip in May

Hazard calendar for Kampong Chhnang

In seasonPeak

In May, Kampong Chhnang sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

Kampong Chhnang's rainy season runs May–October, 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 Kampong Chhnang?

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

1.6
Sightseeing
12th-best month of the year
3.6
Beach & pool
12th-best month of the year

May is a weaker month for outdoor sightseeing in Kampong Chhnang.

What to pack for Kampong Chhnang in May

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

In May, Kampong Chhnang sees daytime highs around 35°C and nights near 27°C. Pack light clothes and rain gear. Worth having: sun protection. About 23 days see rain.

light clothesrain gearsun protection

UV index in Kampong Chhnang 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 Kampong Chhnang peaks around August 17 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 21 at about 8 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highAug 17UV 14Nov 21UV 8
UV index (midday)Level
Jan10Very high
Feb11Extreme
Mar11Extreme
Apr11Extreme
May10Very high
Jun12Extreme
Jul12Extreme
Aug14Extreme
Sep13Extreme
Oct11Extreme
Nov8Very high
Dec9Very high

Air quality in Kampong Chhnang 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 Kampong Chhnang is worst in February — around 42 µg/m³ PM2.5 (poor), about 2.5× the cleanest month (August, 17 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModerateFeb 2042 µg/m³Aug 1617 µg/m³
PM2.5 (µg/m³)Level
Jan33Moderate
Feb42Poor
Mar41Poor
Apr34Moderate
May23Moderate
Jun19Moderate
Jul19Moderate
Aug17Moderate
Sep19Moderate
Oct21Moderate
Nov18Moderate
Dec18Moderate
Location & terrain

Where is Kampong Chhnang?

Kampong Chhnang sits at 12.3°N, 104.7°E, 21 m above sea level, in Cambodia. The nearest listed city is Kampong Thom, 57 km away.

Kampong ThomPhumĭ Véal TônsayChrang Chamreh MuoyPhumĭ TnaôtBoeng Kak PirPhnom PenhDangkaoPursat

Topography around Kampong Chhnang

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

Within 3 km, the terrain around Kampong Chhnang has only modest variations in elevation — a maximum elevation change of 88 m around an average of 14 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 315 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,795 m.

The land around Kampong Chhnang is covered by cropland (28%), grassland (20%) and artificial surfaces (20%) within 3 km, cropland (45%) and grassland (20%) within 16 km, and cropland (52%) and trees (22%) within 80 km.

3 km
88 m
16 km
315 m
80 km
1,795 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
May weather nearby: Kampong Thom 57 km · Phumĭ Véal Tônsay 62 km · Chrang Chamreh Muoy 73 km · Phumĭ Tnaôt 78 km · Boeng Kak Pir 79 km · Phnom Penh 81 km · Dangkao 86 km · Pursat 87 km

Cambodia travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type A / C / G
230 V · 50 Hz
Prices
≈ 34% of US
price level, 2025
GDP per capita
$2,872
2025
Happiness
4.5 / 10
World Happiness, 2025
Safe drinking water
30%
of population, 2024
Homicide rate
1.8
per 100k, 2011
Road deaths
19.6
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
Very low
EF EPI 390
Religion
Buddhist 97%Muslim 2%other 1%Christian 0%

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 Kampong Chhnang (12.25°, 104.6667°, elevation 21 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).