The best times to visit Tsukuba for ideal weather are

April 23rd 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 Tsukuba Travel Info

Weather in Tsukuba


Average temperatures in Tsukuba 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 25th 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 Tsukuba, 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 88.3°F (31.3°C) with temperatures rarely dropping below 73.4°F (23°C) at night.

Tsukuba Temperatures (Fahrenheit)


Tsukuba 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.

Tsukuba Perceived Temperature (F)


Tsukuba Perceived Temperature (C)



Average Tsukuba 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 48.2 37.6 27.2
Feb 48.8 39.2 29
Mar 55.4 45.6 34.8
Apr 63.1 53.6 42.7
May 72.2 63 53.6
Jun 76.4 68.9 62.1
Jul 84 76.2 69.8
Aug 86.7 78.7 72
Sep 79.9 72.1 65
Oct 70.9 62.3 53.5
Nov 61.2 51.7 41.9
Dec 52.4 42.4 32

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 9 3.1 -2.7
Feb 9.3 4 -1.7
Mar 13 7.6 1.6
Apr 17.3 12 5.9
May 22.3 17.2 12
Jun 24.7 20.5 16.7
Jul 28.9 24.6 21
Aug 30.4 25.9 22.2
Sep 26.6 22.3 18.3
Oct 21.6 16.8 11.9
Nov 16.2 10.9 5.5
Dec 11.3 5.8 0



Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Tsukuba are January, December, and then November. 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 July with an average of 3 days of significant precipitation the week of July 2nd.

When can you find snow in Tsukuba? Weather stations report a bit of annual snow likely to be deepest around February, especially close to early February. The best time to ski (if at all) in Tsukuba is often around around February 5th 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 Tsukuba.

Days with precipitation

Snow on the Ground

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

Snow depth

Average Rain and Snow by Month

Show Inches

Month Daily Chance of Rain Average Snow Depth (in) Total Precipitation (in)
Jan 12% 0 1.6
Feb 24% 1.9 4.2
Mar 26% 0 3.9
Apr 31% 0 5.7
May 28% 0 6.3
Jun 32% 0 5.7
Jul 29% 0 5.6
Aug 20% 0 3.7
Sep 26% 0 7.1
Oct 25% 0 7.6
Nov 17% 0 3.4
Dec 17% 0 2.6

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 12 0 4.1
Feb 24 4.8 10.7
Mar 26 0 9.9
Apr 31 0 14.5
May 28 0 16
Jun 32 0 14.5
Jul 29 0 14.2
Aug 20 0 9.4
Sep 26 0 18
Oct 25 0 19.3
Nov 17 0 8.6
Dec 17 0 6.6


Humidity and Wind

Tsukuba has some very humid months, with other moderately humid months on the other side of the year. The least humid month is January (48.3% relative humidity), and the most humid month is July (75.3%).

Wind in Tsukuba is usually calm. The windiest month is April, followed by March and May. April’s average wind speed of around 5.4 knots (6.2 MPH or 10 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 Tsukuba.

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 3.8 Barely noticeable 7.9 Gentle breeze
Feb 4.5 Light breeze 9.4 Gentle breeze
Mar 5.1 Light breeze 10.2 Gentle breeze
Apr 5.4 Light breeze 10.9 Gentle breeze
May 4.9 Light breeze 9.6 Gentle breeze
Jun 4.4 Light breeze 8.5 Gentle breeze
Jul 4.4 Light breeze 8.4 Gentle breeze
Aug 4.3 Light breeze 8.3 Gentle breeze
Sep 4.5 Light breeze 9 Gentle breeze
Oct 4.2 Light breeze 8.4 Gentle breeze
Nov 3.5 Barely noticeable 7.3 Gentle breeze
Dec 3.7 Barely noticeable 7.7 Gentle breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 48.3%
Feb 52.4%
Mar 52.5%
Apr 59.3%
May 64.1%
Jun 74.7%
Jul 75.3%
Aug 73.7%
Sep 73.4%
Oct 69.5%
Nov 65.7%
Dec 56.3%


Is it Safe to Travel to Tsukuba?

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 Tsukuba, 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 Tsukuba 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 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 Tsukuba Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel moderately cold. Highs range from 74.4°F (23.6°C) and 50.2°F (10.1°C) with warmer temperatures in the later months. Rain is somewhat common with 8 to 9 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 6 to 10 days of precipitation per month. June – August is fairly slow season for tourism in Tsukuba, so lodging and other accommodations may cost slightly less.

Fall (September through November)

Fall daily highs range from 83.1°F (28.4°C) and 56.9°F (13.8°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 Tsukuba to be enjoyable for warm weather travelers. The average high during this season is between 55.6°F (13.1°C) and 47.1°F (8.4°C). On average, it rains or snows a fair amount: 4 to 7 times per month. These times of year are the second busiest with tourists.


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