The best times to visit Hanyu for ideal weather are

April 23rd to June 17th

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

 

 


Other Hanyu Travel Info

Weather in Hanyu

Temperature

Average temperatures in Hanyu vary drastically. Considering humidity, temperatures feel nice most of the year, excluding some cold weeks in the winter, with a fair chance of precipitation about half of 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 Hanyu, the hottest months are August, July, and then September. See average monthly temperatures below. The warmest time of year is generally early to mid August where highs are regularly around 93.4°F (34.1°C) with temperatures rarely dropping below 75.9°F (24.4°C) at night.

Hanyu Temperatures (Fahrenheit)

Key
High
Average
Low

Hanyu 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.

Hanyu Perceived Temperature (F)

Key
High
Average
Low

Hanyu Perceived Temperature (C)

Key
High
Average
Low

 

Average Hanyu 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 49.6 39.6 29.9
Feb 50.4 40.9 31.3
Mar 58 47.7 37.6
Apr 67 56.4 45.6
May 77.3 66.6 56.5
Jun 81.6 72.6 64.6
Jul 88.4 79.4 72.2
Aug 91 81.6 74.1
Sep 83.1 74.4 66.7
Oct 72.6 64 55.9
Nov 62.1 53.1 44
Dec 53.5 43.7 34.1

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 9.8 4.2 -1.2
Feb 10.2 4.9 -0.4
Mar 14.4 8.7 3.1
Apr 19.4 13.6 7.6
May 25.2 19.2 13.6
Jun 27.6 22.6 18.1
Jul 31.3 26.3 22.3
Aug 32.8 27.6 23.4
Sep 28.4 23.6 19.3
Oct 22.6 17.8 13.3
Nov 16.7 11.7 6.7
Dec 11.9 6.5 1.2

 


 

Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Hanyu are January, December, 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 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 June with an average of 3 days of significant precipitation the week of June 11th.

When can you find snow in Hanyu? Weather stations report a good amount of seasonal snow likely to be deepest around February, especially close to early to mid February. The best time to ski (if at all) in Hanyu is often around around February 12th when fresh powder is deepest. 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 Hanyu.

Key
Days with precipitation

Snow on the Ground

The graph below shows the average snow on the ground in Hanyu (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 7% 0 1.1
Feb 13% 7.1 1.8
Mar 17% 0 2.2
Apr 23% 0 4.1
May 24% 0 4.7
Jun 34% 0 6.5
Jul 30% 0 6.5
Aug 23% 0 4.7
Sep 28% 0 7.7
Oct 22% 0 5.8
Nov 15% 0 2.4
Dec 11% 0 1.7

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 7 0 2.8
Feb 13 18 4.6
Mar 17 0 5.6
Apr 23 0 10.4
May 24 0 11.9
Jun 34 0 16.5
Jul 30 0 16.5
Aug 23 0 11.9
Sep 28 0 19.6
Oct 22 0 14.7
Nov 15 0 6.1
Dec 11 0 4.3

 

Humidity and Wind

Hanyu has some humid months, and slightly dry months in the opposite season. The least humid month is January (38.1% relative humidity), and the most humid month is July (68.5%).

Wind in Hanyu is usually calm. The windiest month is March, followed by February and January. March’s average wind speed of around 6 knots (6.9 MPH or 11.2 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 mid March where average top sustained speeds reach 12.3 knots, which is considered a moderate breeze.

Relative Humidity (%)

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

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 5.8 Light breeze 11 Significant breeze
Feb 6 Light breeze 11.6 Significant breeze
Mar 6 Light breeze 11.7 Significant breeze
Apr 5.3 Light breeze 10.2 Gentle breeze
May 5.1 Light breeze 9.7 Significant breeze
Jun 4.4 Light breeze 8.4 Gentle breeze
Jul 4.1 Light breeze 8.1 Significant breeze
Aug 4 Light breeze 8 Gentle breeze
Sep 4.2 Light breeze 8 Significant breeze
Oct 4 Light breeze 7.6 Gentle breeze
Nov 4.2 Light breeze 7.9 Significant breeze
Dec 5.2 Light breeze 10.2 Gentle breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 38.1%
Feb 42.2%
Mar 41.8%
Apr 48.5%
May 51.3%
Jun 64.9%
Jul 68.5%
Aug 66.5%
Sep 65.9%
Oct 61.2%
Nov 55.6%
Dec 46.3%

 

Is it Safe to Travel to Hanyu?

Our best data indicates this area is generally safe. As of Dec 04, 2023 there are no travel advisories or warnings for Japan; exercise normal security precautions. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories. This advisory was last updated on Nov 14, 2023.


 

The Busiest and Least Crowded Months

The busiest month for tourism in Hanyu, Japan is January, followed by March and April. 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 Hanyu in December. 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 somewhat extrapolated based on nearby areas. Displayed data is calculated relative to the peak, so a score of 73.3 in December means 73.3% of the tourists vs. January.

 

 

Overall Hanyu Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel moderate. Highs range from 80.1°F (26.7°C) and 52.5°F (11.4°C) with warmer temperatures in the later months. Rain is somewhat common with 5 to 7 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 10 days of precipitation per month. June – August is fairly slow season for tourism in Hanyu, so lodging and other accommodations may cost slightly less.

Fall (September through November)

Fall daily highs range from 86.6°F (30.3°C) and 57.5°F (14.2°C), which will feel comfortable given the humidity and wind. It rains or snows a significant amount: 5 to 8 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 too cold this time of year in Hanyu to be enjoyable for warm weather travelers. The average high during this season is between 56.6°F (13.7°C) and 48.4°F (9.1°C). On average, it rains or snows a smalll amount: 2 to 4 times per month. These times of year are the second busiest with tourists.

 

Best Times to Travel› Japan › Hanyu, Japan