The best times to visit Tokunoshima for ideal weather are

October 29th to May 27th

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



Other Tokunoshima Travel Info

Weather in Tokunoshima


Average temperatures in Tokunoshima vary somewhat. Considering humidity, temperatures feel nice most of the year, excluding some hot weeks in the summer, with a chance of rain throughout most of the year. The area is somewhat temperate — in the 43rd 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 Tokunoshima, the hottest months are August, July, and then September. See average monthly temperatures below. The warmest time of year is generally early August where highs are regularly around 89.1°F (31.7°C) with temperatures rarely dropping below 80.1°F (26.7°C) at night.

Tokunoshima Temperatures (Fahrenheit)


Tokunoshima 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.

Tokunoshima Perceived Temperature (F)


Tokunoshima Perceived Temperature (C)



Average Tokunoshima 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 64.9 61.1 56.5
Feb 66.7 62.6 57.8
Mar 69.1 64.8 60.1
Apr 72.6 68.3 63.8
May 77.3 72.9 68.7
Jun 83.2 78.7 75.2
Jul 88.1 83.5 79.7
Aug 88.4 83.7 79.7
Sep 86.7 82.1 78.2
Oct 81.4 77.2 73.3
Nov 75.1 71.2 67.3
Dec 68.1 64.2 59.8

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 18.3 16.2 13.6
Feb 19.3 17 14.3
Mar 20.6 18.2 15.6
Apr 22.6 20.2 17.7
May 25.2 22.7 20.4
Jun 28.4 25.9 24
Jul 31.2 28.6 26.5
Aug 31.3 28.7 26.5
Sep 30.4 27.8 25.7
Oct 27.4 25.1 22.9
Nov 23.9 21.8 19.6
Dec 20.1 17.9 15.4



Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Tokunoshima are July, 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 late July. For example, on the week of July 23rd there is 1 day of precipitation on average. By contrast, it’s most likely to rain or snow in mid May with an average of 3 days of significant precipitation the week of May 14th.

When can you find snow in Tokunoshima? 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 Tokunoshima.

Days with precipitation

Snow on the Ground

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

Snow depth

Average Rain and Snow by Month

Show Inches

Month Daily Chance of Rain Average Snow Depth (in) Total Precipitation (in)
Jan 22% 0 3
Feb 26% 0 3.4
Mar 24% 0 4.9
Apr 27% 0 5.3
May 34% 0 10.1
Jun 37% 0 12.4
Jul 17% 0 6.5
Aug 25% 0 8.1
Sep 24% 0 6.2
Oct 24% 0 10.1
Nov 24% 0 4.7
Dec 22% 0 3.8

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 22 0 7.6
Feb 26 0 8.6
Mar 24 0 12.4
Apr 27 0 13.5
May 34 0 25.7
Jun 37 0 31.5
Jul 17 0 16.5
Aug 25 0 20.6
Sep 24 0 15.7
Oct 24 0 25.7
Nov 24 0 11.9
Dec 22 0 9.7


Humidity and Wind

Tokunoshima has some extremely humid months, with other comfortably humid months. The least humid month is December (54.8% relative humidity), and the most humid month is June (86.2%).

Wind in Tokunoshima is usually stronger than many places. The windiest month is October, followed by December and January. October’s average wind speed of around 13.2 knots (15.2 MPH or 24.5 KPH) is considered “a moderate breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in early to mid February where average top sustained speeds reach 19.2 knots, which is considered a fresh breeze.

Relative Humidity (%)

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

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 12.2 Significant breeze 17.5 Strong breeze
Feb 11.6 Significant breeze 17.1 Strong breeze
Mar 12.2 Significant breeze 17.7 Strong breeze
Apr 10.8 Gentle breeze 16.3 Significant breeze
May 9.3 Gentle breeze 14.6 Strong breeze
Jun 9.8 Gentle breeze 15.3 Significant breeze
Jul 10 Gentle breeze 14.5 Strong breeze
Aug 10.4 Gentle breeze 15 Significant breeze
Sep 10.4 Gentle breeze 14.9 Strong breeze
Oct 13.2 Significant breeze 18 Strong breeze
Nov 12 Significant breeze 17 Strong breeze
Dec 12.6 Significant breeze 18.1 Strong breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 56.2%
Feb 62.3%
Mar 62.8%
Apr 67.5%
May 77.6%
Jun 86.2%
Jul 80.2%
Aug 77.3%
Sep 72.9%
Oct 66.1%
Nov 61.5%
Dec 54.8%


Is it Safe to Travel to Tokunoshima?

Our best data indicates this area is generally safe, except in a few regions. As of Oct 07, 2019 there are regional travel advisories for Japan; exercise normal security precautions 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 Oct 01, 2019.


The Busiest and Least Crowded Months

The busiest month for tourism in Tokunoshima, Japan is July, followed by April and November. 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 Tokunoshima 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

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 56.9 in September means 56.9% of the tourists vs. July.



Overall Tokunoshima Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel warm. Highs range from 79.9°F (26.6°C) and 66.5°F (19.2°C) with warmer temperatures in the later months. Rain is somewhat common with 7 to 11 days of significant precipitation per month. Spring is the busiest for tourism, which makes it a good time for those looking for things to do.

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 5 to 11 days of precipitation per month. June – August is the second busiest season for tourism in Tokunoshima, so lodging and other accommodations may cost slightly more.

Fall (September through November)

Fall daily highs range from 87.3°F (30.7°C) and 71.9°F (22.2°C), which will feel very nice given the humidity and wind. It rains or snows a significant amount: approximately 7 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 somewhat cool this time of year in Tokunoshima to be enjoyable for warm weather travelers. The average high during this season is between 69.5°F (20.8°C) and 64.2°F (17.9°C). On average, it rains or snows a fair amount: consistently 7 times per month. These times of year are the slowest with tourists.


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