The best times to visit Okinawa for ideal weather are
October 29th to May 13th
based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.
Okinawa Travel Guide
Weather in Okinawa
Average temperatures in Okinawa 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 less temperate than some — in the 38th 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 Okinawa, the hottest months are July, August, and then September. See average monthly temperatures below. The warmest time of year is generally early July where highs are regularly around 89.7°F (32.1°C) with temperatures rarely dropping below 79.4°F (26.3°C) at night.
Okinawa Temperatures (Fahrenheit)
Okinawa Temperatures (Celsius)
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.
Okinawa Perceived Temperature (F)
Okinawa Perceived Temperature (C)
Average Okinawa 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.
|Month||Avg. High (°F)||Avg. Mean (°F)||Avg. Low (°F)|
|Month||Avg. High (°C)||Avg. Mean (°C)||Avg. Low (°C)|
Precipitation (Rain or Snow)
If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Okinawa are March, July, and then January. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around late March. For example, on the week of March 26th there is 1 day of precipitation on average. By contrast, it’s most likely to rain or snow in early to mid May with an average of 3 days of significant precipitation the week of May 7th.
When can you find snow in Okinawa? 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.
The graph below shows the % chance of rainy and snowy days in Okinawa.
Snow on the Ground
The graph below shows the average snow on the ground in Okinawa (in).
Average Rain and Snow by Month
|Month||Daily Chance of Rain||Average Snow Depth (in)||Total Precipitation (in)|
|Month||Daily Chance of Rain||Average Snow Depth (cm)||Total Precipitation (cm)|
Humidity and Wind
Okinawa has some extremely humid months, and above average humidity throughout the year. The least humid month is January (66.8% relative humidity), and the most humid month is June (86.7%).
Wind in Okinawa is usually moderate. The windiest month is June, followed by October and July. June’s average wind speed of around 10 knots (11.5 MPH or 18.4 KPH) is considered “a gentle breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in early to mid July where average top sustained speeds reach 18.3 knots, which is considered a fresh breeze.
Relative Humidity (%)
The graph below shows the average % humidity by month in Okinawa.
The graph below shows wind speed (max and average) in knots.
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||8.7||Gentle breeze||14.8||Significant breeze|
|Feb||8.6||Gentle breeze||14.9||Significant breeze|
|Mar||9.1||Gentle breeze||15.7||Significant breeze|
|Apr||8.7||Gentle breeze||15.1||Significant breeze|
|May||8.3||Gentle breeze||14.9||Significant breeze|
|Jun||10||Gentle breeze||16.7||Significant breeze|
|Jul||9.9||Gentle breeze||16.2||Significant breeze|
|Aug||9.3||Gentle breeze||16.3||Significant breeze|
|Sep||8.7||Gentle breeze||15.4||Significant breeze|
|Oct||9.9||Gentle breeze||16.7||Significant breeze|
|Nov||8.8||Gentle breeze||15.1||Significant breeze|
|Dec||8.6||Gentle breeze||15||Significant breeze|
Show Relative Humidity by Month
|Month||Avg. Relative Humidity|
Is it Safe to Travel to Okinawa?
Our best data indicates this area is generally safe, except in a few regions. As of Dec 12, 2018 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
The Busiest and Least Crowded Months
The busiest month for tourism in Okinawa, 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 Okinawa 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
Overall Okinawa Travel Experience by Season
Spring (March through May)
Humidity and temperatures combine to make this season feel warm. Highs range from 82°F (27.8°C) and 69°F (20.6°C) with warmer temperatures in the later months. Rain is somewhat common with 7 to 12 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 the most precipitation with 7 to 11 days of precipitation per month. June – August is the second busiest season for tourism in Okinawa, so lodging and other accommodations may cost slightly more.
Fall (September through November)
Fall daily highs range from 87.9°F (31.1°C) and 73.3°F (22.9°C), which will feel very nice given the humidity and wind. It rains or snows a significant amount: 8 to 9 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 Okinawa to be enjoyable for warm weather travelers. The average high during this season is between 71.5°F (21.9°C) and 66.1°F (18.9°C). On average, it rains or snows a fair amount: 7 to 8 times per month. These times of year are the slowest with tourists.