The best times to visit Nong Khai for ideal weather are

November 26th to February 11th

based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.

 

 


Other Nong Khai Travel Info

Weather in Nong Khai

Temperature

Average temperatures in Nong Khai vary somewhat. Considering humidity, temperatures feel hot for most of the year with a fair chance of precipitation about half of the year. The area is less temperate than some — in the 21st percentile for pleasant weather — compared to tourist destinations worldwide. Weeks with ideal weather are listed above. If you’re looking for the very warmest time to visit Nong Khai, the hottest months are April, May, and then June. See average monthly temperatures below. The warmest time of year is generally mid April where highs are regularly around 99.6°F (37.6°C) with temperatures rarely dropping below 77.2°F (25.1°C) at night.

Nong Khai Temperatures (Fahrenheit)

Key
High
Average
Low

Nong Khai Temperatures (Celsius)

Key
High
Average
Low

“Feels-Like” Temperatures

The way we experience weather isn’t all about temperature. Higher temperatures affect us much more at higher humidity, and colder temperatures feel piercing with high winds. Our perceived temperatures factor in humidity and wind chill to better represent how hot or cold the day feels to a person.

Nong Khai Perceived Temperature (F)

Key
High
Average
Low

Nong Khai Perceived Temperature (C)

Key
High
Average
Low

 

Average Nong Khai Temperatures by Month

Daily highs (averaged for the month) usually give the best indication of the weather. A significantly lower mean and low generally just means it gets colder at night.

Show Fahrenheit

Month Avg. High (°F) Avg. Mean (°F) Avg. Low (°F)
Jan 84.3 72.3 61.9
Feb 90.2 77.9 67.3
Mar 94.1 82.2 71.9
Apr 97.2 85.5 75.5
May 94.9 84.5 76.6
Jun 92.8 83.9 76.9
Jul 90.8 82.6 76.6
Aug 90.3 82.1 76
Sep 90.5 82.4 76
Oct 90.5 81.4 74.2
Nov 89.3 78.5 69.6
Dec 85.5 73.9 64.1

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 29.1 22.4 16.6
Feb 32.3 25.5 19.6
Mar 34.5 27.9 22.2
Apr 36.2 29.7 24.2
May 34.9 29.2 24.8
Jun 33.8 28.8 24.9
Jul 32.7 28.1 24.8
Aug 32.4 27.8 24.4
Sep 32.5 28 24.4
Oct 32.5 27.4 23.4
Nov 31.8 25.8 20.9
Dec 29.7 23.3 17.8

 


 

Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Nong Khai are December, January, and then February. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around early February. For example, on the week of February 5th there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in early to mid August with an average of 5 days of significant precipitation the week of August 6th.

When can you find snow in Nong Khai? Weather stations report no annual snow. Please note that a value of 0 for snow in the graph below may either mean there was no snow, or that snow is unreported.

Chance of Precipitation

The graph below shows the % chance of rainy and snowy days in Nong Khai.

Key
Days with precipitation

Snow on the Ground

The graph below shows the average snow on the ground in Nong Khai (in).

Key
Snow depth

Average Rain and Snow by Month

Show Inches

Month Daily Chance of Rain Average Snow Depth (in) Total Precipitation (in)
Jan 3% 0 0.6
Feb 3% 0 0.6
Mar 10% 0 2.5
Apr 19% 0 2.9
May 37% 0 9
Jun 46% 0 10.1
Jul 57% 0 14.5
Aug 60% 0 15.1
Sep 47% 0 12.4
Oct 22% 0 5.1
Nov 6% 0 1
Dec 1% 0 0.4

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 3 0 1.5
Feb 3 0 1.5
Mar 10 0 6.4
Apr 19 0 7.4
May 37 0 22.9
Jun 46 0 25.7
Jul 57 0 36.8
Aug 60 0 38.4
Sep 47 0 31.5
Oct 22 0 13
Nov 6 0 2.5
Dec 1 0 1

 

Humidity and Wind

Nong Khai has some very humid months, with other comfortably humid months. The least humid month is March (54.5% relative humidity), and the most humid month is August (78.4%).

Wind in Nong Khai is usually extremely calm. The windiest month is April, followed by March and January. April’s average wind speed of around 2.6 knots (3 MPH or 4.8 KPH) is considered “light air.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in late April where average top sustained speeds reach 6.3 knots, which is considered a light breeze.

Relative Humidity (%)

The graph below shows the average % humidity by month in Nong Khai.

Key
Avg. Relative Humidity

Wind

The graph below shows wind speed (max and average) in knots.

Key
Max Sustained Wind
Average Daily Wind

Average Wind Speeds

Show Wind Speeds

All wind speeds are in knots. 1 knot = 1.15 MPH or 1.85 KPH.

Month Avg. Wind Avg. Wind Feel Sustained High Wind High Wind Feel
Jan 2.4 Barely noticeable 5.6 Light breeze
Feb 2.4 Barely noticeable 5.2 Light breeze
Mar 2.6 Barely noticeable 5.7 Light breeze
Apr 2.6 Barely noticeable 5.7 Light breeze
May 2.3 Barely noticeable 5.4 Light breeze
Jun 2.2 Barely noticeable 5.2 Light breeze
Jul 2 Barely noticeable 5 Light breeze
Aug 1.9 Barely noticeable 4.9 Light breeze
Sep 2 Barely noticeable 4.9 Light breeze
Oct 2.1 Barely noticeable 5.2 Light breeze
Nov 2.3 Barely noticeable 5.6 Light breeze
Dec 2.4 Barely noticeable 5.7 Light breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 58.2%
Feb 55.8%
Mar 54.5%
Apr 56.6%
May 67.9%
Jun 73.3%
Jul 77.4%
Aug 78.4%
Sep 76.9%
Oct 68.3%
Nov 60.1%
Dec 59.7%

 

Is it Safe to Travel to Nong Khai?

Our best data indicates this area is somewhat safe, but with extra warnings in a few regions. As of Dec 04, 2023 there are travel warnings and regional advisories for Thailand; exercise a high degree of caution and avoid some areas. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories. This advisory was last updated on Nov 27, 2023.


 

The Busiest and Least Crowded Months

The busiest month for tourism in Nong Khai, Thailand is January, followed by February and April. Prices for hotels and flights will be most expensive during these months, though you can save if you purchase well in advance. Tourists are unlikely to visit Nong Khai in August. Those willing to visit at these times will likely find it the least expensive month.

Estimated Tourism by Month

 

Most Popular Months to Visit

Key
Tourists Seeking Accommodations

Tourism graph is based on Google searches for services used by tourists relative to the rest of the year. Tourism data for this area is slightly extrapolated based on nearby areas. Displayed data is calculated relative to the peak, so a score of 55.2 in August means 55.2% of the tourists vs. January.

 

 

Overall Nong Khai Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel warm. Highs range from 99.6°F (37.6°C) and 93.6°F (34.2°C) with warmer temperatures in the later months. Rain is somewhat common with 3 to 12 days of significant precipitation per month. Spring is fairly slow for tourism, which makes it a good time for those looking for deals.

Summer (June through August)

The middle-year months have very comfortable weather with high temperatures that are quite warm. These months see the most precipitation with 14 to 18 days of precipitation per month. June – August is the second busiest season for tourism in Nong Khai, so lodging and other accommodations may cost slightly more.

Fall (September through November)

Fall daily highs range from 91.1°F (32.8°C) and 87.7°F (30.9°C), which will feel very nice given the humidity and wind. It rains or snows a significant amount: 2 to 14 days per month. Tourism is the slowest during these months due to the weather, so hotels may be affordably priced.

Winter (December through February)

Weather is perfect this time of year in Nong Khai to be enjoyable for warm weather travelers. The average high during this season is between 94.6°F (34.8°C) and 82.2°F (27.9°C). On average, it rains or snows a very small amount: 0 to 1 times per month. These times of year are the busiest with tourists.

 

Best Times to Travel› Thailand › Nong Khai, Thailand