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Wet

May is a wet month in Thoen

Climate Overview

Thoen, Thailand in May has hot conditions, with highs reaching 34.4°C (94°F) and afternoons the warmest part of the day. Rain falls on about 20 days this month, totalling around 181 mm.

This month falls at the end of Spring. The combination of heat and frequent rain creates tropical monsoon conditions.

Daily highs in May gradually drop from around 36°C (97°F) at the start to 32°C (90°F) by month's end.

Rainfall is heaviest during the last third of the month, while the first third tends to be drier.

Expect around 10.9h of sunshine at the start of May, decreasing to 9.0h by the end.

The warmest days tend to fall around the 6th, averaging 36.8°C (98°F).

Compared to April, this month is about 3°C cooler with 12 more rainy days. Temperatures begin dropping heading into June.

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Monthly May Averages

Temperature
34°C / 25°C
Feels Like
40°C / 31°C
Rain
20 days · 181 mm
Sunshine
10.1h / day
Humidity
75% — Muggy
Wind
9 km/h
Wind Direction
SSW (194°)
Gusts
29 km/h
Daylight
13 h
Cloud Cover
70%
Clear Sky Days
2.1
UV Index
8.2 — Very High
Dew Point
25°C — Oppressive
Moon Phase
Waxing Gibbous · 66%

Climate Charts

Daily averages based on historical data (2016–2025)

Daily Temperature

44°C 40°C 36°C 32°C 28°C 24°C 20°C 151015202531
HighLow

Daily Precipitation

0 mm 3 mm 6 mm 9 mm 12 mm 151015202531
Rainfall

Daily Sunshine

0h 3h 6h 9h 12h 151015202531
Sunshine

Daily Wind Speed

0 4 8 12 16 20 151015202531
Wind Speed
Sun Position
Sunrise 05:52
Daylight 12.9h
Sunset 18:49

What to Expect

With midday temperatures reaching 34°C (94°F), schedule outdoor activities for early morning or late afternoon. Evenings remain warm enough for comfortable outdoor dining and night markets. Keep afternoons flexible as tropical showers are common — they typically clear within an hour.

Rain most often builds later in the day, so mornings are typically the driest window and afternoon showers are more likely.

1 of the last 5 yearly records were warmer than this month's long-run average.

Compare Months

January best
Excellent
Temp
30°C / 18°C
Feels Like
32°C / 20°C
Rain
3days (16 mm) Excellent
Sun
9.9h Good
Humidity
68% Muggy
UV
6.7 High
February best
Excellent
Temp
33°C / 20°C
Feels Like
35°C / 21°C
Rain
2days (10 mm) Excellent
Sun
10.6h Excellent
Humidity
58% Moderate
UV
7.6 Very High
March
Fair
Temp
37°C / 23°C
Feels Like
39°C / 26°C
Rain
2days (23 mm) Excellent
Sun
10.9h Excellent
Humidity
52% Moderate
UV
8.7 Very High
April
Poor
Temp
37°C / 25°C
Feels Like
41°C / 29°C
Rain
8days (57 mm) Wet
Sun
10.9h Excellent
Humidity
59% Moderate
UV
8.8 Very High
May
Wet
Temp
34°C / 25°C
Feels Like
40°C / 31°C
Rain
20days (181 mm) Wet
Sun
10.1h Excellent
Humidity
75% Muggy
UV
8.2 Very High
June
Wet
Temp
32°C / 25°C
Feels Like
37°C / 30°C
Rain
21days (141 mm) Wet
Sun
8.7h Good
Humidity
82% Humid
UV
7.1 Very High
July
Wet
Temp
31°C / 24°C
Feels Like
36°C / 29°C
Rain
24days (202 mm) Wet
Sun
7.5h Good
Humidity
84% Humid
UV
6.5 High
August
Wet
Temp
30°C / 24°C
Feels Like
36°C / 29°C
Rain
25days (234 mm) Wet
Sun
7.2h Good
Humidity
87% Very Muggy
UV
6.8 High
September
Wet
Temp
30°C / 24°C
Feels Like
37°C / 29°C
Rain
25days (255 mm) Wet
Sun
8.1h Good
Humidity
89% Very Muggy
UV
7 High
October
Wet
Temp
30°C / 23°C
Feels Like
36°C / 28°C
Rain
19days (164 mm) Wet
Sun
9h Good
Humidity
88% Very Muggy
UV
7.3 Very High
November
Fair
Temp
30°C / 21°C
Feels Like
34°C / 25°C
Rain
7days (46 mm) Good
Sun
9.4h Good
Humidity
81% Humid
UV
6.4 High
December best
Excellent
Temp
29°C / 19°C
Feels Like
32°C / 21°C
Rain
2days (12 mm) Excellent
Sun
9.7h Good
Humidity
73% Muggy
UV
6.3 High
Month Temp Feels Like Rain Sun Humidity UV Status Details
January best 30°C / 18°C 32°C / 20°C 3days (16 mm) Excellent 9.9h Good 68% Muggy 6.7 High Excellent View Details
February best 33°C / 20°C 35°C / 21°C 2days (10 mm) Excellent 10.6h Excellent 58% Moderate 7.6 Very High Excellent View Details
March 37°C / 23°C 39°C / 26°C 2days (23 mm) Excellent 10.9h Excellent 52% Moderate 8.7 Very High Fair View Details
April 37°C / 25°C 41°C / 29°C 8days (57 mm) Wet 10.9h Excellent 59% Moderate 8.8 Very High Poor View Details
May 34°C / 25°C 40°C / 31°C 20days (181 mm) Wet 10.1h Excellent 75% Muggy 8.2 Very High Wet View Details
June 32°C / 25°C 37°C / 30°C 21days (141 mm) Wet 8.7h Good 82% Humid 7.1 Very High Wet View Details
July 31°C / 24°C 36°C / 29°C 24days (202 mm) Wet 7.5h Good 84% Humid 6.5 High Wet View Details
August 30°C / 24°C 36°C / 29°C 25days (234 mm) Wet 7.2h Good 87% Very Muggy 6.8 High Wet View Details
September 30°C / 24°C 37°C / 29°C 25days (255 mm) Wet 8.1h Good 89% Very Muggy 7 High Wet View Details
October 30°C / 23°C 36°C / 28°C 19days (164 mm) Wet 9h Good 88% Very Muggy 7.3 Very High Wet View Details
November 30°C / 21°C 34°C / 25°C 7days (46 mm) Good 9.4h Good 81% Humid 6.4 High Fair View Details
December best 29°C / 19°C 32°C / 21°C 2days (12 mm) Excellent 9.7h Good 73% Muggy 6.3 High Excellent View Details

What to Wear

Light, breathable fabrics like cotton and linen are essential. Opt for loose-fitting clothing in light colors to stay cool.

A waterproof jacket or compact umbrella is recommended for occasional showers.

Packing List

UmbrellaWaterproof jacketWaterproof shoesBreathable clothingSunscreen (SPF 30+)Sun hatSunglasses

Frequently Asked Questions

May is typically wet for visiting Thoen, with average highs of 34°C (94°F) and around 20 rainy days. Thoen, Thailand in May has hot conditions, with highs reaching 34.4°C (94°F) and afternoons the warmest part of the day.
Thoen typically sees around 20 rainy days in May with 181 mm (7.1 in) of total rainfall. Pack a waterproof jacket.
Nights stay pleasantly warm in Thoen during May, around 25°C (78°F). Light evening wear is sufficient.
With highs of 34°C (94°F) and lows of 25°C (78°F) in May, we recommend: Umbrella, Waterproof jacket, Waterproof shoes, Breathable clothing, Sunscreen (SPF 30+). Comfortable walking shoes are essential.
May is not the most favourable month weather-wise in Thoen. Consider visiting during months with milder temperatures or less rainfall for a better experience.
The average UV index in Thoen during May is 8 (very high). Strong sun protection is essential — SPF 50+, protective clothing, and avoid prolonged outdoor exposure during peak hours.
Thoen gets approximately 13 hours of daylight per day in May, with around 10 hours of sunshine.
Snow is uncommon in Thoen during May based on 10-year climate averages.

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