Phumĭ Tnaôt weather in May

In May, Phumĭ Tnaôt sees average daytime highs of 34°C and overnight lows near 27°C, with 168 mm of rain across 23.8 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 34°C through the month. The sky is clear or mostly clear about 9% of the time in May, and the air most often feels miserable.

Daylight stretches from about 12 h 30 min at the start of May to 12 h 42 min by month's end. Set against the rest of the year, May is Phumĭ Tnaôt's 8th-clearest and 11th-windiest month. For the whole year in context, see Phumĭ Tnaôt's year-round climate.

Daytime high
34°
3rd warmest
Overnight low
27°
12th coldest
Rainfall
168 mm
23.8 wet days
Daylight
12 h 36 min
5:40 AM – 6:16 PM
Cloud cover
79%
8th clearest
Wind
6 km/h
11th windiest
Solar energy
5.76 kWh/m²
Travel score
1.9
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 34°C through the month.

A typical May day in Phumĭ Tnaôt reaches about 34°C in the afternoon and slips back to 27°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 31°C and 37°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)
13527
23527
33527
43527
53527
63527
73527
83427
93427
103427
113427
123427
133427
143427
153427
163427
173427
183427
193427
203427
213427
223427
233427
243427
253427
263427
273427
283427
293427
303427
313427

How May really feels in Phumĭ Tnaôt

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.

Phumĭ Tnaôt 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
Jan32° / 23°112.211.34.6
Feb34° / 24°214.211.63.6
Mar35° / 26°6210.511.92.6
Apr35° / 27°11617.412.32.1
May34° / 27°16823.812.61.9
Jun33° / 27°1682312.72.2
Jul33° / 26°1692512.72.3
Aug32° / 26°20726.312.42.3
Sep32° / 26°28227.112.12.3
Oct32° / 25°21023.411.72.9
Nov32° / 24°709.911.44.1
Dec31° / 23°193.211.35.0

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 9% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 10% 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
23466
33466
43169
53070
62971
72872
82674
92575
102377
112179
122179
131981
141882
151783
161684
171684
181585
191486
201387
211387
221387
231387
241288
251288
261288
271387
281387
291387
301387
311387

Chance of precipitation in May

Any precipitation

Phumĭ Tnaôt gets around 168 mm of rain over 23.8 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 77% and peaks near 82% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
168
269
370
471
572
672
773
874
975
1076
1176
1277
1377
1478
1578
1679
1779
1880
1980
2080
2180
2280
2380
2480
2581
2681
2781
2882
2982
3082
3182

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 92% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
111881
211782
311683
401585
501486
601387
701288
801189
901090
100991
110892
120892
130793
140793
150694
160694
170595
180595
190595
200595
210496
220496
230496
240496
250397
260397
270397
280397
290397
300298
310298

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 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
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 30 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 12 minutes over May. Sunrise moves from 5:45 AM to 5:38 AM, and sunset from 6:13 PM to 6:20 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.55:456:13
212.55:456:13
312.55:446:13
412.55:446:13
512.55:446:13
612.55:436:14
712.55:436:14
812.55:426:14
912.55:426:14
1012.55:426:14
1112.65:416:15
1212.65:416:15
1312.65:416:15
1412.65:416:15
1512.65:406:16
1612.65:406:16
1712.65:406:16
1812.65:406:16
1912.65:396:17
2012.65:396:17
2112.65:396:17
2212.65:396:17
2312.65:396:18
2412.75:396:18
2512.75:396:18
2612.75:386:19
2712.75:386:19
2812.75:386:19
2912.75:386:20
3012.75:386:20
3112.75:386:20

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.76 kWh/m².

For context, solar energy here swings from a low near 4.62 kWh/m² to a high of 6.18 kWh/m² in March across the year — May's 5.76 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.0Intense
26.0Intense
36.0Intense
46.0Bright
56.0Bright
65.9Bright
75.9Bright
85.9Bright
95.9Bright
105.8Bright
115.8Bright
125.8Bright
135.8Bright
145.8Bright
155.7Bright
165.7Bright
175.7Bright
185.7Bright
195.7Bright
205.7Bright
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 Phumĭ Tnaôt

In seasonPeak

In May, Phumĭ Tnaôt sits inside its pacific typhoon and rainy season season. The full year is below, with each hazard's peak months called out.

Phumĭ Tnaôt sits in the Pacific typhoon belt; the season peaks July–October.

Phumĭ Tnaôt's rainy season runs May–October, when most of the year's rain falls.

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

Is May a good time to visit Phumĭ Tnaôt?

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

1.9
Sightseeing
12th-best month of the year
3.9
Beach & pool
10th-best month of the year

May is a weaker month for outdoor sightseeing in Phumĭ Tnaôt.

What to pack for Phumĭ Tnaôt in May

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

In May, Phumĭ Tnaôt sees daytime highs around 34°C and nights near 27°C. Pack light clothes and rain gear. Worth having: sun protection. About 24 days see rain.

light clothesrain gearsun protection

UV index in Phumĭ Tnaôt 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 Phumĭ Tnaôt peaks around August 17 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 22 at about 8 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highAug 17UV 14Nov 22UV 8
UV index (midday)Level
Jan10Very high
Feb10Very high
Mar11Extreme
Apr11Extreme
May10Very high
Jun12Extreme
Jul12Extreme
Aug14Extreme
Sep12Extreme
Oct10Extreme
Nov8Very high
Dec8Very high

Air quality in Phumĭ Tnaôt 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 Phumĭ Tnaôt is worst in April — around 47 µg/m³ PM2.5 (poor), about 4.1× the cleanest month (November, 12 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateGoodApr 1146 µg/m³Nov 2212 µg/m³
PM2.5 (µg/m³)Level
Jan25Moderate
Feb42Poor
Mar42Poor
Apr47Poor
May21Moderate
Jun17Moderate
Jul16Moderate
Aug13Moderate
Sep13Moderate
Oct15Moderate
Nov12Good
Dec12Good
Location & terrain

Where is Phumĭ Tnaôt?

Phumĭ Tnaôt sits at 12.9°N, 104.6°E, 16 m above sea level, in Cambodia. The nearest listed city is Kampong Thom, 43 km away.

Kampong ThomKampong ChhnangPursatSiem ReapTbeng MeancheyYeangPhumĭ Véal TônsayPhumĭ Âmpĭl Leu

Topography around Phumĭ Tnaôt

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

Within 3 km, the terrain around Phumĭ Tnaôt has only modest variations in elevation — a maximum elevation change of 11 m around an average of 12 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 27 m; within 80 km, significant variations in elevation — a maximum elevation change of 496 m.

The land around Phumĭ Tnaôt is covered by cropland (77%) within 3 km, cropland (77%) within 16 km, and cropland (36%) and trees (29%) within 80 km.

3 km
11 m
16 km
27 m
80 km
496 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
May weather nearby: Kampong Thom 43 km · Kampong Chhnang 78 km · Pursat 84 km · Siem Reap 89 km · Tbeng Meanchey 105 km · Yeang 124 km · Phumĭ Véal Tônsay 139 km · Phumĭ Âmpĭl Leu 140 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 Phumĭ Tnaôt (12.9473°, 104.5691°, elevation 16 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). 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).