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.
Komagane Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Komagane.
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Climate overview of Komagane
Komagane, Nagano Prefecture, Japan, sees big temperature differences between seasons, with August peaking at 28°C (82°F) and January dropping to 2°C (36°F).
The city has a wet climate, receiving around 1867 mm (74 in) of rain/snowfall per year. Despite the high annual total, it has warm summers and cold winters. July is the wettest month. The sunniest month is January, with 6.8 hours of sunshine per day on average.
Komagane Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Komagane - and find the best time to visit.
Monthly Temperature in Komagane
Visitors to Komagane can expect significant temperature changes throughout the year. On average, daytime temperatures range from a comfortable 28°C (82°F) in August to a chilly 2°C (36°F) in January.
Nighttime temperatures range from 18°C (64°F) in August to -9°C (16°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Komagane
Komagane is known for its substantial rain/snowfall, with annual precipitation reaching 1867 mm (74 in). The seasons in Komagane bring significant changes in precipitation. The wettest month, July, receives heavy rainfall, with an average of 236 mm (9.3 in) of precipitation. This rainfall is distributed across 22 rainy days.
In contrast, the driest month, December, experiences much less snow/rainfall, totaling 93 mm (3.7 in) over 15 snowy/rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Komagane 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 Komagane
Komagane enjoys sunny spells year-round. January sees up to 6.8 hours of daily sunshine, perfect for a sunny trip. September, the least sunny month, still offers a generous 4.7 hours of sun despite this cloudier time of the year.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Data from: Kofu, Japan (58 KM, 36 Miles).
Daily hours of sunshine
Data from: Kofu, Japan (58 KM, 36 Miles).
Humidity in Komagane by Month
The relative humidity is high throughout the year in Komagane.
The city experiences its highest humidity in July, reaching 73%. In February, the humidity drops to its lowest level at 54%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Data from: Kofu, Japan (58 KM, 36 Miles).
Best Time to Visit Komagane
Conditions in Komagane are generally most comfortable in May and August. They are typically least comfortable in January, February, March, 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
wet
Apr
mixed
May
very good
Jun
mixed
Jul
mixed
Aug
very good
Sep
mixed
Oct
mixed
Nov
wet
Dec
cold
- Best overall: May and August
- Warmest weather: July and August
- Most sunshine: January, March, April, May, August and December
- Seasonal pattern: Warm summers and cold winters
- Coldest conditions: January, with freezing nights around -9°C (16°F).
Frequently asked questions about the climate in Komagane
What is the best time to visit Komagane?
May and August typically offer the most optimal weather in Komagane. In contrast, January, February, March, November and December tend to have less optimal conditions. Komagane has warm summers and cold winters.
What temperatures can I expect in Komagane?
Daytime highs range from 2°C (36°F) in January to 28°C (82°F) in August. Nighttime lows range from -9°C (16°F) to 18°C (64°F). Temperatures vary considerably through the year.
How much rain does Komagane get?
Annual rainfall is around 1867 mm (74 in). July is the wettest month with 236 mm (9.3 in), while December is the driest with 93 mm (3.7 in).
How sunny is Komagane?
Komagane receives around 2,178 hours of sunshine per year. January is the sunniest month with 204 hours, while September is the cloudiest with just 142 hours. Overall, Komagane enjoys abundant sunshine.
Komagane 3-Day Forecast
Komagane on the map
Komagane is highlighted - select any city to see its climate.
Popular in October
Where to go in October - average daytime high across popular destinations.
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Chase the autumn leaves in Japan
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