Nong Khai, Thailand Weather

Nong Khai,  Weather
(Photo by robythai543 on Unsplash)

Current conditions

Updated:
27°C
80.6°F
°C °F

Condition: Drizzle

Pressure: 988 hPa

Feel like: 33 °C

Temperature: 27°C

Cloud: 95%

Humidity: 80%

Wind: NNE - 2 km/h

Visibility: 11.28 km

Weather forecast

Mon
18 May
25°C / 31°C
Moderate Rain Showers
Tue
19 May
24°C / 29°C
Moderate Rain Showers
Wed
20 May
23°C / 28°C
Moderate Rain Showers
Thu
21 May
23°C / 30°C
Moderate Drizzle
Fri
22 May
24°C / 31°C
Slight Thunderstorm
Hourly forecast today:
02:00 AM
24° / 27°
24° / 27°
Drizzle
80% 12 km/h
03:00 AM
24° / 29°
24° / 29°
Overcast
71% 18 km/h
04:00 AM
24° / 30°
24° / 30°
Drizzle
69% 18 km/h
05:00 AM
24° / 31°
24° / 31°
Drizzle
68% 19 km/h
06:00 AM
24° / 31°
24° / 31°
Drizzle
66% 20 km/h
07:00 AM
24° / 32°
24° / 32°
Overcast
64% 19 km/h
08:00 AM
24° / 32°
24° / 32°
Overcast
63% 18 km/h
09:00 AM
24° / 32°
24° / 32°
Overcast
63% 15 km/h
10:00 AM
23° / 31°
23° / 31°
Overcast
64% 13 km/h
11:00 AM
25° / 29°
25° / 29°
Moderate Drizzle
76% 16 km/h
12:00 PM
26° / 28°
26° / 28°
Slight Thunderstorm
86% 16 km/h

30 Day Averages and Extremes

  • Average high 32.1°C
  • Average low 24.27°C
  • Hottest day 38°C (06 May 2026)
  • Coldest day 22°C (04 May 2026)
  • Average humidity 79.43%
  • Days with precipitation 30 days
  • Highest precipitation 92 mm (20 May 2026)

Yesterday's Data

  • Max: 32°C
  • Min: 24°C
  • Total Precipitation: 15 mm

Temperature and possibility of rain in Nong Khai over the next 12 hours

Temperature and possibility of rain in Nong Khai in the coming days

Rainfall in Nong Khai in the coming days

Nong Khai Climate Summary

Nong Khai features a Tropical wet and dry or savanna (Köppen classification: Aw), with an average annual temperature of 28.41ºC (83.14ºF), which is about -0.23% lower than the national average for Thailand. Annually, the city experiences approximately 99.08 millimeters (3.9 inches) of rainfall, spread across 146.64 rainy days, accounting for 40.18% of the year.

Longitude 17.8782803
Latitude 102.7412638
Yearly high temperature 32.03ºC (89.65ºF)
Yearly low temperature 22.83ºC (73.09ºF)
Hottest month April 37.2ºC (98.96ºF)
Coldest month January 17.87ºC (64.17ºF)
Yearly precip 99.08mm (3.9in)
Days with rainfall 146.64 days (40.18%)
Driest month February (46.39%)
Wettest month August (83.07%)

Weather averages by month

Month High / Low (°C) Rain
January 28.95° / 17.87° 2.09 days
February 32.82° / 20.48° 1.91 days
March 35.58° / 24.29° 5.0 days
April 37.2° / 26.6° 9.55 days
May 35.16° / 26.71° 18.73 days
June 32.42° / 25.53° 21.82 days
July 30.86° / 24.6° 26.0 days
August 30.58° / 24.14° 24.27 days
September 31.19° / 23.73° 23.82 days
October 30.63° / 22.04° 9.91 days
November 30.5° / 20.57° 2.36 days
December 28.45° / 17.46° 1.18 days

Frequently asked questions

1. What is the hottest month in Nong Khai?

April has the highest average monthly temperature (daily mean of 37.2ºC) and January are the coolest (daily mean of 17.87ºC).

2. What should I wear in Nong Khai today?

For today's very hot weather in Nong Khai, with the high temperatures above 30ºC (86.0ºF), consider wearing:
- High SPF sunscreen for outdoor activities
- Light, natural fabrics (like cotton or linen)
- UV-blocking sunglasses
- Sleeveless tops or vests

Temperature

Early
24°C / 29°C
Morning
24°C / 32°C
Afternoon
25°C / 25°C
Evening
24°C / 25°C

Air quality

Moderate

Acceptable air quality, some pollutants present, minor health concerns for sensitive individuals

  • CO2 449
  • CO 235
  • NH3 0
  • NO2 3
  • O3 82
  • PM10 9
  • PM25 9
  • SO2 7
  • CH4 1,357

Sunrise / Sunset

22:35
11:35