In general the best time to visit Udon Thani is probably January, February, November, December, when the weather is usually great. The hottest months are March, April, May, while the coldest months are January, November, December.
Depending on the activities you want to experience, you may choose different months to visit:
The best time for a sun tanning holiday is March, April, May. Average maximum temperatures are up to +95°F in April and it has 6 sunny days on average.
In general, it’s pleasant to walk and do outdoor activities during January - December.
If you want to avoid wet weather, then your choice is July, August, September with the lowest chance of rain.
Average weather in Udon Thani in different months
This is the average weather in Udon Thani for each month based on historic data:
In January, February, November, December the weather is great. There are an average of 18 sunny days in January and the temperature ranges from +63°F to +84°F.
March usually has good weather. Average maximum temperature reaches +93°F during March.
In April, June, July, August, September, October the weather is average. Expect around 115 rainy days, and the precipitation amounts to approximately 277 mm in August.
May bring not the best weather. May is the coldest month with the temperature going down to +79°F.
Climate in Udon Thani
Here is the detailed breakdown of the climate in Udon Thani for each month:
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Maximum Temperature
+97°F
+100°F
+104°F
+109°F
+108°F
+102°F
+106°F
+99°F
+97°F
+97°F
+97°F
+95°F
Average Maximum Temperature
+84°F
+90°F
+93°F
+95°F
+93°F
+91°F
+90°F
+88°F
+88°F
+88°F
+86°F
+82°F
Minimum Temperature
+46°F
+48°F
+50°F
+61°F
+70°F
+73°F
+72°F
+73°F
+70°F
+59°F
+50°F
+43°F
Avg. water temperature
-
-
-
-
-
-
-
-
-
-
-
-
Humidity, %
70
67
65
67
77
79
81
83
84
79
74
71
Rain, mm
6
12
29
70
198
198
224
277
270
106
20
4
Snow, mm
0
0
0
0
0
0
0
0
0
0
0
0
Average wind speed, m/s
1
1
1
1
1
1
1
1
1
1
1
1
Sunny Days
18
16
14
6
1
0
0
0
0
5
12
17
Cloud Days
10
6
6
6
3
2
2
1
2
7
12
12
Rainy Days
3
5
9
14
19
19
22
23
22
15
6
2
Snowy Days
0
0
0
0
0
0
0
0
0
0
0
0
Average Temperature
Here are the average maximum and minimum temperatures in Udon Thani during the whole year:
The hottest month in Udon Thani is April with average maximum temperature going up to +95°F. The coldest month is December with the lowest temperatures of +63°F.
Humidity
The temperature feels different depending on humidity. Here is how humidity in Udon Thani looks throughout the year, in %:
The most humid month in Udon Thani is September with average humidity going up to 84%. The least humid month is March with an average humidity of 65%.
Rain
Amount of rainfall in mm. in Udon Thani during the whole year based on historical data:
The sunniest and driest month is December with approximately 17 sunny days and a total precipitation of around 4 mm. The rainiest and wettest month is August with approximately 23 rainy days and 277 mm of total precipitation.
FAQ
Frequently asked questions about the weather in Udon Thani:
What is the hottest month in Udon Thani?
The hottest month in Udon Thani is April with average maximum temperature of +95°F.
What is the coldest month in Udon Thani?
The coldest month in Udon Thani is December with minimum temperatures of +63°F.
Is Udon Thani worth visiting in winter?
Winter in Udon Thani usually has great weather. The best month is probably April with +95°F and 6 sunny days.
When does it rain the least in Udon Thani?
if you're looking to visit Udon Thani when it rains the least, you should plan your trip for August, September, July. During this time, rainfall is rare with the driest month being December with only 4 mm of rain.
Other cities in Thailand
Check out the weather for other cities in Thailand.
For this page, we’ve looked at the typical weather in Udon Thani, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.