Climate Insights for Bo Rai

Amphoe Bo Rai, Changwat Trat, Thailand

Hottest
April
31°C peak
Coldest
February
21°C low
Wettest
August
452mm rain
Best to Visit
December
Mild temps & low rain

Climate Overview

The climate in Bo Rai is hot. The average annual temperature is 26°C and approximately 2821mm of precipitation falls per year. Bo Rai receives a notable amount of rainfall throughout the year, including during its driest month. Bo Rai is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: April, March, February. The coldest months are February, December, January, when temperatures can drop to 21°C.

Temperature

10° 20° 30° 40° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 30° Average: 25° Min: 21° Feb Max: 31° Average: 25° Min: 21° Mar Max: 31° Average: 26° Min: 23° Apr Max: 31° Average: 27° Min: 24° May Max: 31° Average: 27° Min: 24° Jun Max: 29° Average: 26° Min: 24° Jul Max: 29° Average: 26° Min: 24° Aug Max: 28° Average: 26° Min: 24° Sep Max: 29° Average: 26° Min: 24° Oct Max: 30° Average: 26° Min: 23° Nov Max: 30° Average: 26° Min: 22° Dec Max: 29° Average: 25° Min: 21°
Max
Average
Min

Bo Rai has relatively stable temperatures year-round, staying within a 10°C range. The warmest month is April, when average highs reach 31°C and the mean temperature sits around 27°C. February is the coolest month, with minimum temperatures around 21°C and an average of 25°C. Daily temperature variation is modest, with an average difference of 7°C between highs and lows.

Precipitation

0mm 50mm 100mm 150mm 200mm 250mm 300mm 350mm 400mm 450mm 500mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 79mm Feb Precipitation: 42mm Mar Precipitation: 142mm Apr Precipitation: 166mm May Precipitation: 304mm Jun Precipitation: 343mm Jul Precipitation: 432mm Aug Precipitation: 452mm Sep Precipitation: 418mm Oct Precipitation: 293mm Nov Precipitation: 111mm Dec Precipitation: 40mm
Precipitation

Bo Rai is a very wet location, receiving approximately 2821mm of precipitation annually, which averages out to around 235mm per month. The wettest month is August, averaging 452mm of rainfall. July and September also tend to see above-average precipitation. The driest month is December, with just 40mm. That's 412mm less than August, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.

Wind

0km/h 5km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 2km/h Feb Wind Speed: 2km/h Mar Wind Speed: 2km/h Apr Wind Speed: 1km/h May Wind Speed: 2km/h Jun Wind Speed: 2km/h Jul Wind Speed: 2km/h Aug Wind Speed: 2km/h Sep Wind Speed: 2km/h Oct Wind Speed: 1km/h Nov Wind Speed: 2km/h Dec Wind Speed: 2km/h
Wind Speed

Bo Rai is relatively calm, with an average annual wind speed of 2km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is August, averaging 2km/h, though still comfortable for most outdoor activities. The calmest conditions occur in October, with average winds dropping to 1km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 1km/h gap between the calmest and windiest months.

Seasons

Winter
Dec 21
Spring
Mar 20
Summer
Jun 21
Autumn
Sep 23

91 days until Autumn

It is currently summer in Bo Rai, which began on June 21, 2026. Bo Rai is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in April at around 31°C, while the coldest stretch bottoms out in February near 21°C. Autumn is next, beginning on September 23, 2026 — 91 days from now.

Spring

Temperatures range from 23 to 31°C. Rainfall is heavy, totalling around 612mm across the season with a monthly average of 204mm. Winds are generally light, averaging 1km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 24 to 29°C. Rainfall is heavy, totalling around 1227mm across the season with a monthly average of 409mm. Winds are generally light, averaging 2km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from 22 to 30°C. Rainfall is heavy, totalling around 822mm across the season with a monthly average of 274mm. Winds are generally light, averaging 2km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 21 to 31°C. Precipitation is moderate at around 160mm for the season, averaging 53mm per month. Winds are generally light, averaging 2km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.

Best Time to Visit

Jan 25°
Feb 25°
Mar 26°
Apr 27°
May 27°
Jun 26°
Jul 26°
Aug 26°
Sep 26°
Oct 26°
Nov 26°
Dec 25°

The best time to visit Bo Rai is during December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 25°C with modest rainfall averaging 40mm per month. By contrast, April can be uncomfortably hot with highs reaching 31°C, while February is the coldest period with lows dropping to 21°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.

Monthly Climate Data

The table below shows monthly climate averages for Bo Rai based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
21 °C
30 °C
2 km/h
79 mm
0 cm
Feb
21 °C
31 °C
2 km/h
42 mm
0 cm
Mar
23 °C
31 °C
2 km/h
142 mm
0 cm
Apr
24 °C
31 °C
1 km/h
166 mm
0 cm
May
24 °C
31 °C
2 km/h
304 mm
0 cm
Jun Current
24 °C
29 °C
2 km/h
343 mm
0 cm
Jul
24 °C
29 °C
2 km/h
432 mm
0 cm
Aug
24 °C
28 °C
2 km/h
452 mm
0 cm
Sep
24 °C
29 °C
2 km/h
418 mm
0 cm
Oct
23 °C
30 °C
1 km/h
293 mm
0 cm
Nov
22 °C
30 °C
2 km/h
111 mm
0 cm
Dec
21 °C
29 °C
2 km/h
40 mm
0 cm
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