Climate Insights for Ban Nahin

, Bolikhamxai, Laos

Hottest
April
33°C peak
Coldest
January
15°C low
Wettest
August
523mm rain
Best to Visit
January, February, November
Mild temps & low rain

Climate Overview

The climate in Ban Nahin is warm and mild. The average annual temperature is 25°C and approximately 2237mm of precipitation falls per year. August is the wettest month, receiving around 523mm of rainfall. Ban Nahin 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 15°C.

Temperature

10° 20° 30° 40° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 27° Average: 20° Min: 15° Feb Max: 29° Average: 22° Min: 16° Mar Max: 31° Average: 25° Min: 20° Apr Max: 33° Average: 27° Min: 23° May Max: 32° Average: 27° Min: 24° Jun Max: 30° Average: 27° Min: 24° Jul Max: 30° Average: 26° Min: 24° Aug Max: 29° Average: 26° Min: 24° Sep Max: 30° Average: 26° Min: 24° Oct Max: 30° Average: 25° Min: 22° Nov Max: 30° Average: 24° Min: 19° Dec Max: 27° Average: 20° Min: 15°
Max
Average
Min

Ban Nahin sees moderate temperature variation throughout the year, ranging from 15°C to 33°C. The warmest month is April, when average highs reach 33°C and the mean temperature sits around 27°C. January is the coolest month, with minimum temperatures around 15°C and an average of 20°C. On average, daily temperatures fluctuate by about 9°C between overnight lows and afternoon highs. The sharpest temperature change occurs between November and December, with a 3°C shift in average temperatures.

Precipitation

0mm 50mm 100mm 150mm 200mm 250mm 300mm 350mm 400mm 450mm 500mm 550mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 17mm Feb Precipitation: 18mm Mar Precipitation: 36mm Apr Precipitation: 56mm May Precipitation: 230mm Jun Precipitation: 359mm Jul Precipitation: 515mm Aug Precipitation: 523mm Sep Precipitation: 348mm Oct Precipitation: 113mm Nov Precipitation: 19mm Dec Precipitation: 3mm
Precipitation

Ban Nahin is a very wet location, receiving approximately 2237mm of precipitation annually, which averages out to around 186mm per month. The wettest month is August, averaging 523mm of rainfall. July and June also tend to see above-average precipitation. The driest month is December, with just 3mm. That's 520mm 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 10km/h 15km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 10km/h Feb Wind Speed: 10km/h Mar Wind Speed: 9km/h Apr Wind Speed: 10km/h May Wind Speed: 8km/h Jun Wind Speed: 9km/h Jul Wind Speed: 8km/h Aug Wind Speed: 8km/h Sep Wind Speed: 7km/h Oct Wind Speed: 10km/h Nov Wind Speed: 11km/h Dec Wind Speed: 12km/h
Wind Speed

Ban Nahin is relatively calm, with an average annual wind speed of 9km/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 12km/h, though still comfortable for most outdoor activities. The calmest conditions occur in September, with average winds dropping to 7km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 5km/h gap 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 Nahin, which began on March 20, 2026. Ban Nahin 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 33°C, while the coldest stretch bottoms out in January near 15°C. Summer is next, beginning on June 21, 2026 — 89 days from now.

Spring

Temperatures range from 20 to 33°C. Rainfall is heavy, totalling around 322mm across the season with a monthly average of 107mm. Winds are generally light, averaging 9km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 24 to 30°C. Rainfall is heavy, totalling around 1397mm across the season with a monthly average of 466mm. Winds are generally light, averaging 9km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from 19 to 30°C. Rainfall is heavy, totalling around 479mm across the season with a monthly average of 160mm. Winds are generally light, averaging 9km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 15 to 29°C. Precipitation is minimal, with only around 39mm for the entire season. Winds are generally light, averaging 10km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.

Best Time to Visit

Jan 20°
Feb 22°
Mar 25°
Apr 27°
May 27°
Jun 27°
Jul 26°
Aug 26°
Sep 26°
Oct 25°
Nov 24°
Dec 20°

The best time to visit Ban Nahin is during January, February, November and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 22°C with modest rainfall averaging 14mm per month. By contrast, April can be uncomfortably hot with temperatures reaching 33°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 Nahin 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
15 °C
27 °C
10 km/h
17 mm
0 cm
Feb
16 °C
29 °C
10 km/h
18 mm
0 cm
Mar Current
20 °C
31 °C
9 km/h
36 mm
0 cm
Apr
23 °C
33 °C
10 km/h
56 mm
0 cm
May
24 °C
32 °C
8 km/h
230 mm
0 cm
Jun
24 °C
30 °C
9 km/h
359 mm
0 cm
Jul
24 °C
30 °C
8 km/h
515 mm
0 cm
Aug
24 °C
29 °C
8 km/h
523 mm
0 cm
Sep
24 °C
30 °C
7 km/h
348 mm
0 cm
Oct
22 °C
30 °C
10 km/h
113 mm
0 cm
Nov
19 °C
30 °C
11 km/h
19 mm
0 cm
Dec
15 °C
27 °C
12 km/h
3 mm
0 cm
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Metric (°C, km/h)