Kamphaeng Phet weather in May

In May, Kamphaeng Phet sees average daytime highs of 36°C and overnight lows near 27°C, with 164 mm of rain across 18.7 wet days and about 12.8 hours of daylight. It is the 3rd-warmest and 5th-wettest month of the year here.

Highs ease over the month, from about 37°C in the first days to 35°C by the end. The sky is clear or mostly clear about 16% of the time in May, and the air most often feels miserable.

Daylight stretches from about 12 h 36 min at the start of May to 12 h 54 min by month's end. Set against the rest of the year, May is Kamphaeng Phet's 8th-clearest and 7th-windiest month. For the whole year in context, see Kamphaeng Phet's year-round climate.

Daytime high
36°
3rd warmest
Overnight low
27°
12th coldest
Rainfall
164 mm
18.7 wet days
Daylight
12 h 48 min
5:55 AM – 6:41 PM
Cloud cover
74%
8th clearest
Wind
5 km/h
7th windiest
Solar energy
5.3 kWh/m²
Travel score
1.6
out of 10

Kamphaeng Phet is town in Kamphaeng Phet province, Thailand.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 37°C in the first days to 35°C by the end.

A typical May day in Kamphaeng Phet reaches about 36°C in the afternoon and slips back to 27°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 32°C and 39°C. Set against its neighbours, May runs about 2°C cooler than April and about 2°C warmer than June.

25°30°35°40°45°151015202531
Avg high (°C)Avg low (°C)
13727
23727
33727
43727
53727
63727
73727
83627
93627
103627
113627
123627
133627
143627
153627
163627
173627
183527
193527
203527
213527
223527
233527
243527
253527
263527
273527
283527
293527
303527
313527

How May really feels in Kamphaeng Phet

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.

Kamphaeng Phet weather by month

How May compares with the rest of the year at a glance. May is the 3rd-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 19°101.811.15.3
Feb34° / 20°9111.43.8
Mar36° / 23°233.311.92.3
Apr37° / 26°416.112.41.4
May36° / 27°16418.712.81.6
Jun34° / 27°20724.2131.9
Jul33° / 26°21624.212.92.2
Aug32° / 26°26025.912.62.3
Sep33° / 26°25824.112.12.4
Oct32° / 24°15116.911.63.3
Nov32° / 22°244.411.24.9
Dec31° / 19°111.7115.9

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 16% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 12% of May, with mostly cloudy or overcast conditions the remaining 72%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15248
25149
34951
44951
54753
64555
74357
84159
93961
103763
113565
123367
133169
142971
152773
162575
172377
182278
192179
202080
211882
221882
231783
241783
251585
261486
271486
281387
291387
301288
311189

Chance of precipitation in May

Any precipitation

Kamphaeng Phet gets around 164 mm of rain over 18.7 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 61% and peaks near 75% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
140
242
343
445
547
649
750
852
954
1056
1157
1259
1360
1461
1563
1664
1765
1865
1966
2067
2167
2268
2368
2469
2569
2670
2770
2871
2972
3074
3175

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 68% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
136136
235839
335542
435245
525048
624751
724553
824355
924058
1023860
1123662
1223464
1313267
1413069
1512871
1612772
1712574
1812475
1912376
2002278
2102179
2202080
2301981
2401882
2501783
2601684
2701684
2801585
2901486
3001486
3101387

Wind in May

Winds average 5 km/h in May.

Across May, daily wind ranges from about 4 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
274calm
284calm
294calm
304calm
314calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 12 h 36 min at the start of May to 12 h 54 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 6:02 AM to 5:52 AM, and sunset from 6:37 PM to 6:46 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.66:026:37
212.66:016:37
312.66:016:37
412.66:006:37
512.66:006:38
612.75:596:38
712.75:596:38
812.75:586:39
912.75:586:39
1012.75:576:39
1112.75:576:40
1212.75:576:40
1312.75:566:40
1412.75:566:41
1512.85:556:41
1612.85:556:41
1712.85:556:42
1812.85:556:42
1912.85:546:42
2012.85:546:43
2112.85:546:43
2212.85:546:43
2312.85:536:44
2412.85:536:44
2512.95:536:44
2612.95:536:45
2712.95:536:45
2812.95:536:45
2912.95:526:46
3012.95:526:46
3112.95:526:46

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.3 kWh/m².

For context, solar energy here swings from a low near 3.95 kWh/m² to a high of 6.19 kWh/m² in April across the year — May's 5.3 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.8Bright
25.8Bright
35.8Bright
45.7Bright
55.7Bright
65.7Bright
75.6Bright
85.6Bright
95.5Bright
105.5Bright
115.4Bright
125.4Bright
135.3Bright
145.3Bright
155.3Bright
165.2Bright
175.2Bright
185.2Bright
195.1Bright
205.1Bright
215.1Bright
225.1Bright
235.1Bright
245.0Bright
255.0Bright
265.0Bright
275.0Bright
285.0Bright
295.0Bright
305.0Bright
314.9Bright
Planning a trip in May

Hazard calendar for Kamphaeng Phet

In seasonPeak

In May, Kamphaeng Phet sits inside its monsoon season. The full year is below, with each hazard's peak months called out.

Kamphaeng Phet's monsoon runs May–October, when most of the year's rain falls.

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

Is May a good time to visit Kamphaeng Phet?

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

1.6
Sightseeing
11th-best month of the year
3.8
Beach & pool
10th-best month of the year

May is a weaker month for outdoor sightseeing in Kamphaeng Phet.

What to pack for Kamphaeng Phet in May

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

In May, Kamphaeng Phet sees daytime highs around 36°C and nights near 27°C. Pack light clothes and rain gear. Worth having: sun protection. About 19 days see rain.

light clothesrain gearsun protection

UV index in Kamphaeng Phet in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Kamphaeng Phet peaks around August 14 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 17 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 14UV 13Dec 17UV 8
UV index (midday)Level
Jan8Very high
Feb10Very high
Mar10Extreme
Apr11Extreme
May12Extreme
Jun13Extreme
Jul12Extreme
Aug13Extreme
Sep12Extreme
Oct10Very high
Nov8Very high
Dec8Very high

Air quality in Kamphaeng Phet 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 Kamphaeng Phet is worst in March — around 65 µg/m³ PM2.5 (unhealthy), about 2.9× the cleanest month (June, 22 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecPoorUnhealthyPoorModeratePoorMar 1563 µg/m³Jun 2123 µg/m³
PM2.5 (µg/m³)Level
Jan46Poor
Feb54Poor
Mar65Unhealthy
Apr49Poor
May31Moderate
Jun22Moderate
Jul24Moderate
Aug24Moderate
Sep28Moderate
Oct33Moderate
Nov35Poor
Dec39Poor
Location & terrain

Where is Kamphaeng Phet?

Kamphaeng Phet sits at 16.5°N, 99.5°E, 83 m above sea level, in Thailand. The nearest listed city is Khanu Woralaksaburi, 59 km away.

Topography around Kamphaeng Phet

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

Within 3 km, the terrain around Kamphaeng Phet has only modest variations in elevation — a maximum elevation change of 43 m around an average of 79 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 427 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,071 m.

The land around Kamphaeng Phet is covered by trees (35%), artificial surfaces (32%) and cropland (21%) within 3 km, cropland (73%) within 16 km, and cropland (58%) and trees (37%) within 80 km.

3 km
43 m
16 km
427 m
80 km
2,071 m
treesshrubsgrasslandcroplandartificial surfaceswater
May weather nearby: Khanu Woralaksaburi 59 km · Tak 60 km · Ban Na 63 km · Sukhothai 67 km · Bang Rakam 70 km · Ban Tak 78 km · Bang Krathum 84 km · Lat Yao 86 km

Thailand travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type A / B / C
230 V · 50 Hz
Prices
≈ 31% of US
price level, 2025
GDP per capita
$8,057
2025
Happiness
6.3 / 10
World Happiness, 2025
Homicide rate
4.8
per 100k, 2011
Road deaths
32.2
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Very low
EF EPI 402
Religion
Buddhist 93%Muslim 5%Christian 1%other 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 Kamphaeng Phet (16.4834°, 99.5215°, elevation 83 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).