The best times to visit Ratchadaphisek for ideal weather are

November 26th to January 21st

or

February 12th to March 18th

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

 

 


Other Ratchadaphisek Travel Info

Weather in Ratchadaphisek

Temperature

Average temperatures in Ratchadaphisek vary very little. Considering humidity, temperatures feel hot all year with a fair chance of precipitation about half of the year. The area is less temperate than some — in the 11th 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 Ratchadaphisek, 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 98.1°F (36.7°C) with temperatures rarely dropping below 81.9°F (27.7°C) at night.

Ratchadaphisek Temperatures (Fahrenheit)

Key
High
Average
Low

Ratchadaphisek 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.

Ratchadaphisek Perceived Temperature (F)

Key
High
Average
Low

Ratchadaphisek Perceived Temperature (C)

Key
High
Average
Low

 

Average Ratchadaphisek 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 90.8 80.9 73.3
Feb 93 83.6 77.3
Mar 94.8 85.5 79.4
Apr 97 87.2 80.8
May 95.9 86.7 80.3
Jun 94.1 85.6 79.4
Jul 92.6 84.3 78.6
Aug 92.8 84.1 78.3
Sep 92.4 83.5 77.8
Oct 91.7 83.2 77.4
Nov 92.1 83.3 76.7
Dec 90.9 81.6 74.1

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 32.7 27.2 22.9
Feb 33.9 28.7 25.2
Mar 34.9 29.7 26.3
Apr 36.1 30.7 27.1
May 35.5 30.4 26.8
Jun 34.5 29.8 26.3
Jul 33.7 29.1 25.9
Aug 33.8 28.9 25.7
Sep 33.6 28.6 25.4
Oct 33.2 28.4 25.2
Nov 33.4 28.5 24.8
Dec 32.7 27.6 23.4

 


 

Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Ratchadaphisek 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 mid January. For example, on the week of January 15th 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 5 days of significant precipitation the week of September 10th.

When can you find snow in Ratchadaphisek? 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 Ratchadaphisek.

Key
Days with precipitation

Snow on the Ground

The graph below shows the average snow on the ground in Ratchadaphisek (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 5% 0 1.4
Feb 8% 0 1.1
Mar 11% 0 2.5
Apr 20% 0 5.1
May 38% 0 9.8
Jun 42% 0 10
Jul 48% 0 9.7
Aug 53% 0 9.6
Sep 58% 0 13.9
Oct 49% 0 12.4
Nov 14% 0 1.9
Dec 4% 0 0.6

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 5 0 3.6
Feb 8 0 2.8
Mar 11 0 6.4
Apr 20 0 13
May 38 0 24.9
Jun 42 0 25.4
Jul 48 0 24.6
Aug 53 0 24.4
Sep 58 0 35.3
Oct 49 0 31.5
Nov 14 0 4.8
Dec 4 0 1.5

 

Humidity and Wind

Ratchadaphisek has some very humid months, with other comfortably humid months. The least humid month is January (56.4% relative humidity), and the most humid month is September (74.8%).

Wind in Ratchadaphisek is usually extremely calm. The windiest month is March, followed by April and May. March’s average wind speed of around 2.4 knots (2.8 MPH or 4.5 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 early March where average top sustained speeds reach 7 knots, which is considered a gentle breeze.

Relative Humidity (%)

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

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 1.4 Barely noticeable 4.5 Light breeze
Feb 2 Barely noticeable 5.1 Light breeze
Mar 2.4 Barely noticeable 6.1 Light breeze
Apr 2.4 Barely noticeable 5.7 Light breeze
May 2.1 Barely noticeable 5.5 Light breeze
Jun 2 Barely noticeable 5.8 Light breeze
Jul 1.9 Barely noticeable 5.6 Light breeze
Aug 1.8 Barely noticeable 5.5 Light breeze
Sep 1.7 Barely noticeable 5.2 Light breeze
Oct 1.2 Barely noticeable 4.1 Light breeze
Nov 1.3 Barely noticeable 4.2 Light breeze
Dec 1.3 Barely noticeable 4.3 Light breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 56.4%
Feb 64%
Mar 64.9%
Apr 64.8%
May 67.8%
Jun 69.9%
Jul 71.4%
Aug 71.7%
Sep 74.8%
Oct 73.7%
Nov 62.7%
Dec 57.3%

 

Is it Safe to Travel to Ratchadaphisek?

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 Ratchadaphisek, Thailand is July, followed by June and January. 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 Ratchadaphisek in April. 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 very reliable. Displayed data is calculated relative to the peak, so a score of 82 in April means 82% of the tourists vs. July.

 

 

Overall Ratchadaphisek Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel very warm. Highs range from 98.1°F (36.7°C) and 93.7°F (34.3°C) with similar temperatures in the later months. Rain is somewhat common with 3 to 12 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 13 to 16 days of precipitation per month. June – August is the busiest season for tourism in Ratchadaphisek, so lodging and other accommodations may cost more than usual.

Fall (September through November)

Fall daily highs range from 93.3°F (34.1°C) and 91°F (32.8°C), which will feel very nice given the humidity and wind. It rains or snows a good amount: 4 to 18 days per month. Tourism is the second busiest during these months due to the weather, so hotels may be slightly higher priced.

Winter (December through February)

Weather is perfect this time of year in Ratchadaphisek to be enjoyable for warm weather travelers. The average high during this season is between 93.7°F (34.3°C) and 90.1°F (32.3°C). On average, it rains or snows a smalll amount: 1 to 2 times per month. These times of year are fairly slow with tourists.

 

Best Times to Travel› Thailand › Ratchadaphisek, Thailand