The best times to visit Phanom for ideal weather are

January 1st to February 18th

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



Other Phanom Travel Info

Weather in Phanom


Average temperatures in Phanom vary barely at all. Considering humidity, temperatures feel hot all year with a chance of rain throughout most of the year. The area is far less temperate than some — in the 4th 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 Phanom, 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 91.6°F (33.1°C) with temperatures rarely dropping below 76.9°F (24.9°C) at night.

Phanom Temperatures (Fahrenheit)


Phanom Temperatures (Celsius)


“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.

Phanom Perceived Temperature (F)


Phanom Perceived Temperature (C)



Average Phanom 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 89.8 80.4 72.8
Feb 90.4 81 72.9
Mar 90.9 81.8 74.5
Apr 91.1 82.4 76.2
May 89.6 82 76.6
Jun 88.7 81.8 76.7
Jul 87.9 81.1 76.1
Aug 87.7 80.8 75.9
Sep 87.1 80.2 75.2
Oct 87.5 79.8 74.7
Nov 89.1 80.3 74.4
Dec 89.7 80.6 73.6

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 32.1 26.9 22.7
Feb 32.4 27.2 22.7
Mar 32.7 27.7 23.6
Apr 32.8 28 24.6
May 32 27.8 24.8
Jun 31.5 27.7 24.8
Jul 31.1 27.3 24.5
Aug 30.9 27.1 24.4
Sep 30.6 26.8 24
Oct 30.8 26.6 23.7
Nov 31.7 26.8 23.6
Dec 32.1 27 23.1



Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Phanom are February, January, and then December. 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 September with an average of 6 days of significant precipitation the week of September 10th.

When can you find snow in Phanom? 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 Phanom.

Days with precipitation

Snow on the Ground

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

Snow depth

Average Rain and Snow by Month

Show Inches

Month Daily Chance of Rain Average Snow Depth (in) Total Precipitation (in)
Jan 16% 0 3.1
Feb 13% 0 2.4
Mar 30% 0 7.1
Apr 44% 0 10.6
May 63% 0 17.3
Jun 58% 0 19.6
Jul 59% 0 20.1
Aug 55% 0 22.3
Sep 69% 0 28.3
Oct 57% 0 18.1
Nov 42% 0 8
Dec 20% 0 3.6

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 16 0 7.9
Feb 13 0 6.1
Mar 30 0 18
Apr 44 0 26.9
May 63 0 43.9
Jun 58 0 49.8
Jul 59 0 51.1
Aug 55 0 56.6
Sep 69 0 71.9
Oct 57 0 46
Nov 42 0 20.3
Dec 20 0 9.1


Humidity and Wind

Phanom has some extremely humid months, and high humidity throughout the year. The least humid month is January (70.5% relative humidity), and the most humid month is September (84.7%).

Wind in Phanom is usually extremely calm. The windiest month is June, followed by July and August. June’s average wind speed of around 2.9 knots (3.3 MPH or 5.3 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 mid June where average top sustained speeds reach 8 knots, which is considered a gentle breeze.

Relative Humidity (%)

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

Avg. Relative Humidity


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

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 1.7 Barely noticeable 5.9 Light breeze
Feb 1.5 Barely noticeable 6 Light breeze
Mar 1.4 Barely noticeable 6.1 Light breeze
Apr 1.4 Barely noticeable 5.9 Light breeze
May 1.9 Barely noticeable 6.4 Light breeze
Jun 2.9 Barely noticeable 7.4 Gentle breeze
Jul 2.8 Barely noticeable 7.3 Light breeze
Aug 2.5 Barely noticeable 7 Gentle breeze
Sep 2.3 Barely noticeable 6.9 Light breeze
Oct 1.3 Barely noticeable 5.9 Light breeze
Nov 1 Barely noticeable 5.2 Light breeze
Dec 1.5 Barely noticeable 5.8 Light breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 70.5%
Feb 70.7%
Mar 75%
Apr 79%
May 82.2%
Jun 81.7%
Jul 82.3%
Aug 83%
Sep 84.7%
Oct 84.6%
Nov 80.2%
Dec 73.3%


Is it Safe to Travel to Phanom?

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 Phanom, Thailand is January, followed by August and July. 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 Phanom in May. Those willing to visit at these times will likely find it the least expensive month.

Estimated Tourism by Month


Most Popular Months to Visit

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 somewhat extrapolated based on nearby areas. Displayed data is calculated relative to the peak, so a score of 72.3 in May means 72.3% of the tourists vs. January.



Overall Phanom Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel warm. Highs range from 91.6°F (33.1°C) and 88.9°F (31.6°C) with similar temperatures in the later months. Rain is frequent with 9 to 19 days of significant precipitation per month. Spring is the slowest 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 17 to 18 days of precipitation per month. June – August is the second busiest season for tourism in Phanom, so lodging and other accommodations may cost slightly more.

Fall (September through November)

Fall daily highs range from 89.5°F (31.9°C) and 86.1°F (30.1°C), which will feel very nice given the humidity and wind. It rains or snows a great amount: 13 to 21 days per month. Tourism is fairly slow during these months due to the weather, so hotels may be lower priced.

Winter (December through February)

Weather is perfect this time of year in Phanom to be enjoyable for warm weather travelers. The average high during this season is between 90.6°F (32.6°C) and 89.1°F (31.7°C). On average, it rains or snows a fair amount: 4 to 6 times per month. These times of year are the busiest with tourists.


Best Times to TravelThailand › Phanom, Thailand