The best times to visit Aizuwakamatsu for ideal weather are

April 30th to July 8th

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



Other Aizuwakamatsu Travel Info

Weather in Aizuwakamatsu


Average temperatures in Aizuwakamatsu vary drastically. Considering humidity, temperatures feel cold for about half of the year and otherwise nice with a chance of rain or snow throughout most of the year. The area is less temperate than some — in the 19th 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 Aizuwakamatsu, 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 90°F (32.2°C) with temperatures rarely dropping below 70.5°F (21.4°C) at night.

Aizuwakamatsu Temperatures (Fahrenheit)


Aizuwakamatsu 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.

Aizuwakamatsu Perceived Temperature (F)


Aizuwakamatsu Perceived Temperature (C)



Average Aizuwakamatsu 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 36.3 30.5 23.8
Feb 38.4 31.6 23.9
Mar 47.2 38.2 29.2
Apr 60.8 49.5 38
May 72.9 61.1 49.3
Jun 79.8 69.6 60
Jul 84.8 75.5 67.9
Aug 87.8 77.6 69.3
Sep 79.9 69.6 60.8
Oct 67.7 57.3 47.9
Nov 53.8 45.2 37.3
Dec 42.1 35.9 29.4

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 2.4 -0.8 -4.6
Feb 3.6 -0.2 -4.5
Mar 8.4 3.4 -1.6
Apr 16 9.7 3.3
May 22.7 16.2 9.6
Jun 26.6 20.9 15.6
Jul 29.3 24.2 19.9
Aug 31 25.3 20.7
Sep 26.6 20.9 16
Oct 19.8 14.1 8.8
Nov 12.1 7.3 2.9
Dec 5.6 2.2 -1.4



Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Aizuwakamatsu are May, October, and then April. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around early May. For example, on the week of April 30th there is 1 day of precipitation on average. By contrast, it’s most likely to rain or snow in late December with an average of 4 days of significant precipitation the week of December 24th.

When can you find snow in Aizuwakamatsu? Weather stations report very large amounts of snow likely to be deepest around February, especially close to early to mid February. The best time to ski (if at all) in Aizuwakamatsu is often around around December 17th 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 Aizuwakamatsu.

Days with precipitation

Snow on the Ground

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

Snow depth

Average Rain and Snow by Month

Show Inches

Month Daily Chance of Rain Average Snow Depth (in) Total Precipitation (in)
Jan 35% 14.8 3.8
Feb 33% 16.1 3.3
Mar 32% 4.3 3.5
Apr 23% 0 3.1
May 21% 0 2.6
Jun 27% 0 4.7
Jul 41% 0 8.3
Aug 27% 0 4.7
Sep 29% 0 5.3
Oct 23% 0 3.9
Nov 35% 0.4 3.7
Dec 43% 8.4 5.9

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 35 37.6 9.7
Feb 33 40.9 8.4
Mar 32 10.9 8.9
Apr 23 0 7.9
May 21 0 6.6
Jun 27 0 11.9
Jul 41 0 21.1
Aug 27 0 11.9
Sep 29 0 13.5
Oct 23 0 9.9
Nov 35 1 9.4
Dec 43 21.3 15


Humidity and Wind

Aizuwakamatsu has some very humid months, with other comfortably humid months. The least humid month is May (54.6% relative humidity), and the most humid month is December (79%).

Wind in Aizuwakamatsu is usually calm. The windiest month is May, followed by April and March. May’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 April where average top sustained speeds reach 11.7 knots, which is considered a moderate breeze.

Relative Humidity (%)

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

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 4.4 Light breeze 9.5 Gentle breeze
Feb 4.4 Light breeze 9.8 Gentle breeze
Mar 4.6 Light breeze 10.5 Gentle breeze
Apr 4.7 Light breeze 11 Significant breeze
May 4.8 Light breeze 11.1 Gentle breeze
Jun 3.9 Barely noticeable 8.9 Gentle breeze
Jul 3.2 Barely noticeable 7.9 Gentle breeze
Aug 3.3 Barely noticeable 7.8 Gentle breeze
Sep 3.5 Barely noticeable 8.4 Gentle breeze
Oct 3.4 Barely noticeable 8.5 Gentle breeze
Nov 3.4 Barely noticeable 8.1 Gentle breeze
Dec 4.1 Light breeze 9.1 Gentle breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 75.3%
Feb 71.9%
Mar 66.2%
Apr 56.7%
May 54.6%
Jun 62.7%
Jul 72.7%
Aug 69.5%
Sep 69.7%
Oct 71.8%
Nov 77.7%
Dec 79%


Is it Safe to Travel to Aizuwakamatsu?

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 Aizuwakamatsu, 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 Aizuwakamatsu 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

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 73.3 in December means 73.3% of the tourists vs. January.



Overall Aizuwakamatsu Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel moderately cold. Highs range from 76°F (24.4°C) and 42°F (5.6°C) with far warmer temperatures in the later months. Rain is somewhat common with 7 to 10 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 comfortable. These months see moderate precipitation with 8 to 13 days of precipitation per month. June – August is fairly slow season for tourism in Aizuwakamatsu, so lodging and other accommodations may cost slightly less.

Fall (September through November)

Fall daily highs range from 84.1°F (28.9°C) and 48.6°F (9.2°C), which will feel comfortable given the humidity and wind. It rains or snows a significant amount: 7 to 11 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 far too cold this time of year in Aizuwakamatsu to be enjoyable for warm weather travelers. The average high during this season is between 45.5°F (7.5°C) and 35.3°F (1.8°C). On average, it rains or snows a great amount: 9 to 13 times per month. These times of year are the second busiest with tourists.


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