Climate Insights for Ban Nong Wua So

Amphoe Chai Wan, Changwat Udon Thani, Thailand

Hottest
April
37°C peak
Coldest
January
18°C low
Wettest
July
273mm rain
Best to Visit
January, December
Mild temps & low rain

Climate Overview

The climate in Ban Nong Wua So is hot. The average annual temperature is 27°C and approximately 1303mm of precipitation falls per year. July is the wettest month, receiving around 273mm of rainfall. Ban Nong Wua So is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: April, May, March. The coldest months are January, December, February, when temperatures can drop to 18°C.

Temperature

10° 20° 30° 40° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 30° Average: 24° Min: 18° Feb Max: 32° Average: 25° Min: 19° Mar Max: 35° Average: 29° Min: 23° Apr Max: 37° Average: 31° Min: 26° May Max: 35° Average: 30° Min: 26° Jun Max: 34° Average: 30° Min: 26° Jul Max: 33° Average: 29° Min: 26° Aug Max: 32° Average: 28° Min: 26° Sep Max: 32° Average: 28° Min: 25° Oct Max: 32° Average: 27° Min: 24° Nov Max: 32° Average: 26° Min: 21° Dec Max: 30° Average: 23° Min: 18°
Max
Average
Min

Ban Nong Wua So sees moderate temperature variation throughout the year, ranging from 18°C to 37°C. April is the hottest month, with daytime highs reaching 37°C and an average of 31°C. January is the coolest month, with minimum temperatures around 18°C and an average of 24°C. On average, daily temperatures fluctuate by about 10°C between overnight lows and afternoon highs. The sharpest temperature change occurs between February and March, with a 3°C shift in average temperatures.

Precipitation

0mm 50mm 100mm 150mm 200mm 250mm 300mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 8mm Feb Precipitation: 14mm Mar Precipitation: 28mm Apr Precipitation: 41mm May Precipitation: 147mm Jun Precipitation: 155mm Jul Precipitation: 273mm Aug Precipitation: 258mm Sep Precipitation: 261mm Oct Precipitation: 100mm Nov Precipitation: 15mm Dec Precipitation: 3mm
Precipitation

Ban Nong Wua So is a fairly wet location, receiving approximately 1303mm of precipitation annually, which averages out to around 109mm per month. The wettest month is July, averaging 273mm of rainfall. September and August also tend to see above-average precipitation. The driest month is December, with just 3mm. That's 269mm less than July, 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 10km/h 15km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 14km/h Feb Wind Speed: 14km/h Mar Wind Speed: 12km/h Apr Wind Speed: 13km/h May Wind Speed: 11km/h Jun Wind Speed: 12km/h Jul Wind Speed: 13km/h Aug Wind Speed: 12km/h Sep Wind Speed: 10km/h Oct Wind Speed: 11km/h Nov Wind Speed: 13km/h Dec Wind Speed: 14km/h
Wind Speed

Ban Nong Wua So is mildly breezy, with an average annual wind speed of 12km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is December, averaging 14km/h, though still comfortable for most outdoor activities. The calmest conditions occur in September, with average winds dropping to 10km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 4km/h between the calmest and windiest months.

Seasons

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

89 days until Summer

It is currently spring in Ban Nong Wua So, which began on March 20, 2026. Ban Nong Wua So 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 37°C, while the coldest stretch bottoms out in January near 18°C. Summer is next, beginning on June 21, 2026 — 89 days from now.

Spring

Temperatures range from 23 to 37°C. Precipitation is moderate at around 216mm for the season, averaging 72mm per month. Winds are generally light, averaging 12km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 26 to 34°C. Rainfall is heavy, totalling around 685mm across the season with a monthly average of 228mm. Winds are generally light, averaging 12km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from 21 to 32°C. Rainfall is heavy, totalling around 376mm across the season with a monthly average of 125mm. Winds are generally light, averaging 12km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 18 to 32°C. Precipitation is minimal, with only around 26mm for the entire season. Winds are generally light, averaging 14km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.

Best Time to Visit

Jan 24°
Feb 25°
Mar 29°
Apr 31°
May 30°
Jun 30°
Jul 29°
Aug 28°
Sep 28°
Oct 27°
Nov 26°
Dec 23°

The best time to visit Ban Nong Wua So is during January and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 24°C with modest rainfall averaging 6mm per month. By contrast, April can be uncomfortably hot with temperatures reaching 37°C. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.

Monthly Climate Data

The table below shows monthly climate averages for Ban Nong Wua So 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
18 °C
30 °C
14 km/h
8 mm
0 cm
Feb
19 °C
32 °C
14 km/h
14 mm
0 cm
Mar Current
23 °C
35 °C
12 km/h
28 mm
0 cm
Apr
26 °C
37 °C
13 km/h
41 mm
0 cm
May
26 °C
35 °C
11 km/h
147 mm
0 cm
Jun
26 °C
34 °C
12 km/h
155 mm
0 cm
Jul
26 °C
33 °C
13 km/h
273 mm
0 cm
Aug
26 °C
32 °C
12 km/h
258 mm
0 cm
Sep
25 °C
32 °C
10 km/h
261 mm
0 cm
Oct
24 °C
32 °C
11 km/h
100 mm
0 cm
Nov
21 °C
32 °C
13 km/h
15 mm
0 cm
Dec
18 °C
30 °C
14 km/h
3 mm
0 cm
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Metric (°C, km/h)