The best times to visit Nagahama for ideal weather are

April 23rd to June 24th

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



Other Nagahama Travel Info

Weather in Nagahama


Average temperatures in Nagahama vary drastically. Considering humidity, temperatures feel nice most of the year, excluding some cold weeks in the winter, with a chance of rain or snow throughout most of the year. The area is less temperate than some — in the 22nd 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 Nagahama, 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 91.2°F (32.9°C) with temperatures rarely dropping below 76.9°F (24.9°C) at night.

Nagahama Temperatures (Fahrenheit)


Nagahama 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.

Nagahama Perceived Temperature (F)


Nagahama Perceived Temperature (C)



Average Nagahama 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 45 39.9 34.1
Feb 47 41.4 34.6
Mar 53.8 46.9 38.6
Apr 63.1 55.4 46.3
May 72.3 64.5 55.7
Jun 79 72.4 65.8
Jul 86.7 79.8 73.5
Aug 89.7 82.2 75.9
Sep 82.2 74.9 68
Oct 72.5 64.9 57
Nov 61.3 54.7 47.2
Dec 50.3 44.8 38.3

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 7.2 4.4 1.2
Feb 8.3 5.2 1.4
Mar 12.1 8.3 3.7
Apr 17.3 13 7.9
May 22.4 18.1 13.2
Jun 26.1 22.4 18.8
Jul 30.4 26.6 23.1
Aug 32.1 27.9 24.4
Sep 27.9 23.8 20
Oct 22.5 18.3 13.9
Nov 16.3 12.6 8.4
Dec 10.2 7.1 3.5



Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Nagahama are June, August, and then May. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around early August. For example, on the week of July 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 5 days of significant precipitation the week of December 24th.

When can you find snow in Nagahama? 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 Nagahama.

Days with precipitation

Snow on the Ground

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

Snow depth

Average Rain and Snow by Month

Show Inches

Month Daily Chance of Rain Average Snow Depth (in) Total Precipitation (in)
Jan 58% 0 11.4
Feb 47% 0 6.5
Mar 42% 0 6.7
Apr 33% 0 5.2
May 28% 0 6
Jun 25% 0 5.1
Jul 33% 0 8.9
Aug 25% 0 5.7
Sep 30% 0 8.8
Oct 30% 0 5.8
Nov 40% 0 7.3
Dec 63% 0 14.2

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 58 0 29
Feb 47 0 16.5
Mar 42 0 17
Apr 33 0 13.2
May 28 0 15.2
Jun 25 0 13
Jul 33 0 22.6
Aug 25 0 14.5
Sep 30 0 22.4
Oct 30 0 14.7
Nov 40 0 18.5
Dec 63 0 36.1


Humidity and Wind

Nagahama has some high humidity months, with other comfortably humid months. The least humid month is April (55.5% relative humidity), and the most humid month is July (67.8%).

Wind in Nagahama is usually moderate. The windiest month is February, followed by March and December. February’s average wind speed of around 9.1 knots (10.5 MPH or 16.9 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 February where average top sustained speeds reach 17.9 knots, which is considered a fresh breeze.

Relative Humidity (%)

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

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 8.4 Gentle breeze 15.7 Significant breeze
Feb 9.1 Gentle breeze 16.6 Significant breeze
Mar 9 Gentle breeze 16.4 Significant breeze
Apr 8.3 Gentle breeze 15.8 Significant breeze
May 8.1 Gentle breeze 15.1 Significant breeze
Jun 7 Gentle breeze 13 Significant breeze
Jul 7.1 Gentle breeze 12.7 Significant breeze
Aug 7 Gentle breeze 12.6 Significant breeze
Sep 7.1 Gentle breeze 13.2 Significant breeze
Oct 7.3 Gentle breeze 13.7 Significant breeze
Nov 7.7 Gentle breeze 14.4 Significant breeze
Dec 8.5 Gentle breeze 15.9 Significant breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 64.3%
Feb 60%
Mar 56.1%
Apr 55.5%
May 57.4%
Jun 65.4%
Jul 67.8%
Aug 64.1%
Sep 64.1%
Oct 61%
Nov 59.7%
Dec 62.5%


Is it Safe to Travel to Nagahama?

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 Nagahama, Japan is May, followed by October and March. 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 Nagahama in July. 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 slightly extrapolated based on nearby areas. Displayed data is calculated relative to the peak, so a score of 82.7 in July means 82.7% of the tourists vs. May.



Overall Nagahama Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel moderate. Highs range from 75.1°F (23.9°C) and 50°F (10°C) with warmer temperatures in the later months. Rain is very common with 9 to 13 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 least precipitation with 8 to 10 days of precipitation per month. June – August is fairly slow season for tourism in Nagahama, so lodging and other accommodations may cost slightly less.

Fall (September through November)

Fall daily highs range from 84.5°F (29.2°C) and 57.2°F (14°C), which will feel comfortable given the humidity and wind. It rains or snows a good amount: 9 to 12 days per month. Tourism is the second busiest during these months due to the weather, so hotels may be slightly higher priced.

Winter (December through February)

Weather is too cold this time of year in Nagahama to be enjoyable for warm weather travelers. The average high during this season is between 53°F (11.7°C) and 44.3°F (6.8°C). On average, it rains or snows a very great amount: 13 to 20 times per month. These times of year are the slowest with tourists.


Best Times to TravelJapan › Nagahama, Japan