Chase the autumn leaves in Japan
Japan is one of these cases which turns into a gold, yellow and orange fairy tale starting from September. And we can honestly say: We cannot imagine a more beautiful season to visit Japan.
Muroran Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Muroran.
–
Climate overview of Muroran
The climate in Muroran, Hokkaido, Japan, is marked by large temperature swings across the seasons, ranging from 24°C (75°F) in August to 0°C (32°F) in January.
The city has a wet climate, receiving around 1285 mm (51 in) of rain/snowfall per year. Despite the high annual total, it has warm summers and very cold winters. August is the wettest month. Sunshine peaks in May, when the city sees around 6.5 hours of sunshine per day.
Muroran Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Muroran - and find the best time to visit.
Monthly Temperature in Muroran
In Muroran, temperatures differ significantly between summer and winter months. On average, daytime temperatures range from a comfortable 24°C (75°F) in August to a very cold 0°C (32°F) in January.
Nighttime temperatures range from 19°C (66°F) in August to -5°C (23°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Muroran
Muroran experiences significant rain/snowfall throughout the year, averaging 1285 mm (51 in) of precipitation annually. The seasons in Muroran bring significant changes in precipitation. The wettest month, August, receives heavy rainfall, with an average of 189 mm (7.4 in) of precipitation. This rainfall is distributed across 19 rainy days.
In contrast, the driest month, February, experiences much less snow/rainfall, totaling 60 mm (2.4 in) over 25 snowy/rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Muroran Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Muroran
In Muroran, summer days are longer and more sunny, with daily sunshine hours peaking at 6.5 hours in May. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 3.2 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Data from: Hakodate, Japan (63 KM, 39 Miles).
Daily hours of sunshine
Data from: Hakodate, Japan (63 KM, 39 Miles).
Humidity in Muroran by Month
The relative humidity is high throughout the year in Muroran.
The city experiences its highest humidity in July, reaching 82%. In April, the humidity drops to its lowest level at 67%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Data from: Hakodate, Japan (63 KM, 39 Miles).
Best Time to Visit Muroran
Conditions in Muroran are generally most comfortable in July and September. They are typically least comfortable in January, February, March, April, May, November and December.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
cold
Feb
cold
Mar
cold
Apr
cold
May
wet
Jun
mixed
Jul
very good
Aug
good
Sep
very good
Oct
mixed
Nov
cold
Dec
cold
- Best overall: July and September
- Warmest weather: August
- Most sunshine: April and May
- Seasonal pattern: Warm summers and very cold winters
- Coldest conditions: January, with freezing nights around -5°C (23°F).
Frequently asked questions about the climate in Muroran
What is the best time to visit Muroran?
July and September typically offer the most optimal weather in Muroran. In contrast, January, February, March, April, May, November and December tend to have less optimal conditions. Muroran has warm summers and very cold winters.
What temperatures can I expect in Muroran?
Daytime highs range from 0°C (32°F) in January to 24°C (75°F) in August. Nighttime lows range from -5°C (23°F) to 19°C (66°F). Temperatures vary considerably through the year.
How much rain does Muroran get?
Annual rainfall is around 1285 mm (51 in). August is the wettest month with 189 mm (7.4 in), while February is the driest with 60 mm (2.4 in).
How sunny is Muroran?
Muroran receives around 1,761 hours of sunshine per year. May is the sunniest month with 195 hours, while December is the cloudiest with just 95 hours.
Muroran 3-Day Forecast
Muroran on the map
Muroran is highlighted - select any city to see its climate.
Popular in October
Where to go in October - average daytime high across popular destinations.
Naha
28°C (82°F) Osaka
24°C (75°F) Kyoto23°C (73°F) Tokyo23°C (73°F) Hakone21°C (70°F) Hakuba17°C (63°F) Sapporo16°C (61°F) Niseko15°C (59°F) Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
Chase the autumn leaves in Japan
Walk the 88 temple circuit
We recommend walking the 88 temple circuit from April til October. Although June, July and August can be a bit wet, hot and humid.
The famous bamboo forests of Arashiyama
The famous bamboo forests of Arashiyama lie just outside the city center of Kyoto and is unique in the world. If you look at photos of this bamboo forest, it looks like you have landed in a fairy-tale world.
10 reasons why you should visit Japan in winter
Here are 10 reasons why you should plan a winter trip to Japan. During this period, popular sights are less busy and prices for flights and hotels much cheaper.