The best times to visit Koh Lan for ideal weather are

November 26th to March 25th

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

 

 


Other Koh Lan Travel Info

Weather in Koh Lan

Temperature

Average temperatures in Koh Lan 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 14th 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 Koh Lan, the hottest months are May, April, and then June. See average monthly temperatures below. The warmest time of year is generally mid April where highs are regularly around 91.4°F (33°C) with temperatures rarely dropping below 80.2°F (26.8°C) at night.

Koh Lan Temperatures (Fahrenheit)

Key
High
Average
Low

Koh Lan 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.

Koh Lan Perceived Temperature (F)

Key
High
Average
Low

Koh Lan Perceived Temperature (C)

Key
High
Average
Low

 

Average Koh Lan 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 85.9 79.2 73.8
Feb 87.5 81.1 76.2
Mar 89.1 82.9 77.8
Apr 90.9 84.5 79.2
May 90.5 85.1 79.9
Jun 89.4 84.3 79.1
Jul 88.6 83.5 79.1
Aug 88.6 83.4 78.7
Sep 87.9 82.5 77.8
Oct 87.5 81.2 76.6
Nov 87 81.1 76.4
Dec 86.2 79.9 74.6

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 29.9 26.2 23.2
Feb 30.8 27.3 24.6
Mar 31.7 28.3 25.4
Apr 32.7 29.2 26.2
May 32.5 29.5 26.6
Jun 31.9 29.1 26.2
Jul 31.4 28.6 26.2
Aug 31.4 28.6 25.9
Sep 31.1 28.1 25.4
Oct 30.8 27.3 24.8
Nov 30.6 27.3 24.7
Dec 30.1 26.6 23.7

 


 

Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Koh Lan are December, January, and then March. 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 October with an average of 4 days of significant precipitation the week of October 1st.

When can you find snow in Koh Lan? 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 Koh Lan.

Key
Days with precipitation

Snow on the Ground

The graph below shows the average snow on the ground in Koh Lan (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 0.4
Feb 8% 0 0.9
Mar 7% 0 1.9
Apr 17% 0 3.1
May 23% 0 4.2
Jun 31% 0 5.8
Jul 28% 0 4.2
Aug 24% 0 3.8
Sep 32% 0 8.1
Oct 40% 0 9.5
Nov 17% 0 3.3
Dec 3% 0 0.4

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 3 0 1
Feb 8 0 2.3
Mar 7 0 4.8
Apr 17 0 7.9
May 23 0 10.7
Jun 31 0 14.7
Jul 28 0 10.7
Aug 24 0 9.7
Sep 32 0 20.6
Oct 40 0 24.1
Nov 17 0 8.4
Dec 3 0 1

 

Humidity and Wind

Koh Lan has some very humid months, and above average humidity throughout the year. The least humid month is December (63.8% relative humidity), and the most humid month is October (78.9%).

Wind in Koh Lan is usually calm. The windiest month is July, followed by December and January. July’s average wind speed of around 4.8 knots (5.5 MPH or 8.9 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 late December where average top sustained speeds reach 10.1 knots, which is considered a gentle breeze.

Relative Humidity (%)

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

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 4.5 Light breeze 9.4 Gentle breeze
Feb 3.7 Barely noticeable 9 Gentle breeze
Mar 4 Light breeze 9.6 Gentle breeze
Apr 3.4 Barely noticeable 8.8 Gentle breeze
May 3.9 Barely noticeable 8.4 Gentle breeze
Jun 4.4 Light breeze 8.8 Gentle breeze
Jul 4.8 Light breeze 9.4 Gentle breeze
Aug 4.3 Light breeze 8.7 Gentle breeze
Sep 3.6 Barely noticeable 7.9 Gentle breeze
Oct 3.2 Barely noticeable 7.2 Gentle breeze
Nov 4.4 Light breeze 8.5 Gentle breeze
Dec 4.7 Light breeze 9.3 Gentle breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 64.9%
Feb 72.6%
Mar 72.5%
Apr 72.8%
May 72%
Jun 72.8%
Jul 72.4%
Aug 73%
Sep 76.2%
Oct 78.9%
Nov 69.4%
Dec 63.8%

 

Is it Safe to Travel to Koh Lan?

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 Koh Lan, Thailand is December, followed by May 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 Koh Lan in September. 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 65.1 in September means 65.1% of the tourists vs. December.

 

 

Overall Koh Lan Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel warm. Highs range from 91.4°F (33°C) and 88.4°F (31.3°C) with warmer temperatures in the later months. Rain is somewhat common with 2 to 7 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 moderate precipitation with 7 to 9 days of precipitation per month. June – August is the second busiest season for tourism in Koh Lan, so lodging and other accommodations may cost slightly more.

Fall (September through November)

Fall daily highs range from 89.1°F (31.7°C) and 86.4°F (30.2°C), which will feel very nice given the humidity and wind. It rains or snows a significant amount: 5 to 13 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 Koh Lan to be enjoyable for warm weather travelers. The average high during this season is between 88.4°F (31.3°C) and 85.1°F (29.5°C). On average, it rains or snows a smalll amount: 1 to 2 times per month. These times of year are the busiest with tourists.

 

Best Times to Travel› Thailand › Koh Lan, Thailand