Climate Insights for Na Wa

Amphoe Na Wa, Changwat Nakhon Phanom, Thailand

Hottest
April
35°C peak
Coldest
December
17°C low
Wettest
August
496mm rain
Best to Visit
January, February, December
Mild temps & low rain

Climate Overview

The climate in Na Wa is hot. The average annual temperature is 27°C and approximately 2015mm of precipitation falls per year. August is the wettest month, receiving around 496mm of rainfall. Na Wa 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 December, February, January, when temperatures can drop to 17°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: 31° Average: 24° Min: 18° Mar Max: 33° Average: 27° Min: 22° Apr Max: 35° Average: 29° Min: 25° May Max: 34° Average: 29° Min: 26° Jun Max: 33° Average: 29° Min: 26° Jul Max: 31° Average: 28° Min: 25° Aug Max: 31° Average: 28° Min: 25° Sep Max: 32° Average: 28° Min: 25° Oct Max: 32° Average: 27° Min: 24° Nov Max: 31° Average: 25° Min: 21° Dec Max: 29° Average: 23° Min: 17°
Max
Average
Min

Na Wa sees moderate temperature variation throughout the year, ranging from 17°C to 35°C. The warmest month is April, when average highs reach 35°C and the mean temperature sits around 29°C. December is the coolest month, with minimum temperatures around 17°C and an average of 23°C. On average, daily temperatures fluctuate by about 9°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 350mm 400mm 450mm 500mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 19mm Feb Precipitation: 12mm Mar Precipitation: 41mm Apr Precipitation: 56mm May Precipitation: 230mm Jun Precipitation: 268mm Jul Precipitation: 472mm Aug Precipitation: 496mm Sep Precipitation: 266mm Oct Precipitation: 125mm Nov Precipitation: 23mm Dec Precipitation: 6mm
Precipitation

Na Wa is a very wet location, receiving approximately 2015mm of precipitation annually, which averages out to around 168mm per month. The wettest month is August, averaging 496mm of rainfall. July and June also tend to see above-average precipitation. The driest month is December, with just 6mm. That's 489mm 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: 2km/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: 2km/h Nov Wind Speed: 2km/h Dec Wind Speed: 2km/h
Wind Speed

Na Wa 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 February, averaging 2km/h, though still comfortable for most outdoor activities. The calmest conditions occur in September, with average winds dropping to 2km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 0km/h gap between the calmest and windiest months.

Seasons

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

90 days until Autumn

It is currently summer in Na Wa, which began on June 21, 2026. Na Wa 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 35°C, while the coldest stretch bottoms out in December near 17°C. Autumn is next, beginning on September 23, 2026 — 90 days from now.

Spring

Temperatures range from 22 to 35°C. Rainfall is heavy, totalling around 327mm across the season with a monthly average of 109mm. Winds are generally light, averaging 2km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 25 to 33°C. Rainfall is heavy, totalling around 1236mm across the season with a monthly average of 412mm. Winds are generally light, averaging 2km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from 21 to 32°C. Rainfall is heavy, totalling around 414mm across the season with a monthly average of 138mm. Winds are generally light, averaging 2km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 17 to 31°C. Precipitation is minimal, with only around 38mm for the entire season. 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 24°
Feb 24°
Mar 27°
Apr 29°
May 29°
Jun 29°
Jul 28°
Aug 28°
Sep 28°
Oct 27°
Nov 25°
Dec 23°

The best time to visit Na Wa is during January, February and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 23°C with modest rainfall averaging 13mm per month. By contrast, April can be uncomfortably hot with temperatures reaching 35°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 Na Wa 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
2 km/h
19 mm
0 cm
Feb
18 °C
31 °C
2 km/h
12 mm
0 cm
Mar
22 °C
33 °C
2 km/h
41 mm
0 cm
Apr
25 °C
35 °C
2 km/h
56 mm
0 cm
May
26 °C
34 °C
2 km/h
230 mm
0 cm
Jun Current
26 °C
33 °C
2 km/h
268 mm
0 cm
Jul
25 °C
31 °C
2 km/h
472 mm
0 cm
Aug
25 °C
31 °C
2 km/h
496 mm
0 cm
Sep
25 °C
32 °C
2 km/h
266 mm
0 cm
Oct
24 °C
32 °C
2 km/h
125 mm
0 cm
Nov
21 °C
31 °C
2 km/h
23 mm
0 cm
Dec
17 °C
29 °C
2 km/h
6 mm
0 cm
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