The best times to visit Ranong for ideal weather are

September 24th to April 8th


September 24th to December 2nd

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



Other Ranong Travel Info

Weather in Ranong


Average temperatures in Ranong vary very little. Considering humidity, temperatures feel hot all year with a very low chance of rain throughout the year. The area is less temperate than some — in the 30th 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 Ranong, the hottest months are April, March, and then May. See average monthly temperatures below. The warmest time of year is generally mid April where highs are regularly around 95.9°F (35.5°C) with temperatures rarely dropping below 74.6°F (23.7°C) at night.

Ranong Temperatures (Fahrenheit)


Ranong 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.

Ranong Perceived Temperature (F)


Ranong Perceived Temperature (C)



Average Ranong 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 87.9 80.5 68.8
Feb 92.2 82.6 70.6
Mar 93.6 84 73.5
Apr 95.1 85.3 74.5
May 91.5 83.4 73.3
Jun 88.7 82.3 74.1
Jul 86 80.3 72.6
Aug 88.1 81.6 72.5
Sep 86.3 80.4 70.7
Oct 87 80.9 69.5
Nov 87.6 81 69.9
Dec 87.2 80.8 69.9

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 31.1 26.9 20.4
Feb 33.4 28.1 21.4
Mar 34.2 28.9 23.1
Apr 35.1 29.6 23.6
May 33.1 28.6 22.9
Jun 31.5 27.9 23.4
Jul 30 26.8 22.6
Aug 31.2 27.6 22.5
Sep 30.2 26.9 21.5
Oct 30.6 27.2 20.8
Nov 30.9 27.2 21.1
Dec 30.7 27.1 21.1



Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Ranong are January, February, 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 January. For example, on the week of January 1st 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 2 days of significant precipitation the week of September 10th.

When can you find snow in Ranong? 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 Ranong.

Days with precipitation

Snow on the Ground

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

Snow depth

Average Rain and Snow by Month

Show Inches

Month Daily Chance of Rain Average Snow Depth (in) Total Precipitation (in)
Jan 0% 0 0
Feb 0% 0 0
Mar 1% 0 0.8
Apr 4% 0 1
May 15% 0 4.5
Jun 8% 0 1.4
Jul 8% 0 3.6
Aug 5% 0 1.1
Sep 10% 0 6.8
Oct 4% 0 0.5
Nov 2% 0 0.2
Dec 1% 0 0

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 0 0 0
Feb 0 0 0
Mar 1 0 2
Apr 4 0 2.5
May 15 0 11.4
Jun 8 0 3.6
Jul 8 0 9.1
Aug 5 0 2.8
Sep 10 0 17.3
Oct 4 0 1.3
Nov 2 0 0.5
Dec 1 0 0


Humidity and Wind

Ranong has some extremely humid months, and above average humidity throughout the year. The least humid month is February (69% relative humidity), and the most humid month is July (88%).

Wind in Ranong is usually extremely calm. The windiest month is December, followed by July and November. December’s average wind speed of around 4.8 knots (5.5 MPH or 8.8 KPH) is considered “a light breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in early to mid August where average top sustained speeds reach 8.6 knots, which is considered a gentle breeze.

Relative Humidity (%)

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

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 3.7 Barely noticeable 5.3 Light breeze
Feb 2.5 Barely noticeable 4 Light breeze
Mar 2.6 Barely noticeable 4.1 Light breeze
Apr 2.2 Barely noticeable 3.4 Barely noticeable
May 2.6 Barely noticeable 4.2 Light breeze
Jun 3.7 Barely noticeable 5.9 Light breeze
Jul 3.7 Barely noticeable 6.2 Light breeze
Aug 3.3 Barely noticeable 5.7 Light breeze
Sep 2.8 Barely noticeable 4.5 Light breeze
Oct 2.5 Barely noticeable 3.9 Barely noticeable
Nov 3.7 Barely noticeable 5.9 Light breeze
Dec 4.8 Light breeze 7 Gentle breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 70.5%
Feb 69%
Mar 70.9%
Apr 72.7%
May 81.9%
Jun 83.6%
Jul 88%
Aug 84.3%
Sep 87.1%
Oct 84%
Nov 79.9%
Dec 72.2%


Is it Safe to Travel to Ranong?

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 Ranong, 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 Ranong 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 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 Ranong Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel warm. Highs range from 95.9°F (35.5°C) and 89.8°F (32.1°C) with similar temperatures in the later months. Rain is rare with 0 to 5 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 about 2 days of precipitation per month. June – August is the second busiest season for tourism in Ranong, so lodging and other accommodations may cost slightly more.

Fall (September through November)

Fall daily highs range from 88.4°F (31.3°C) and 85°F (29.4°C), which will feel very nice given the humidity and wind. It rains or snows a normal amount: 0 to 3 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 Ranong to be enjoyable for warm weather travelers. The average high during this season is between 93.7°F (34.3°C) and 86.9°F (30.5°C). On average, it rains or snows a insignificant amount: consistently 0 times per month. These times of year are the busiest with tourists.


Best Times to TravelThailand › Ranong, Thailand