Katashina Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Katashina.
Climate overview of Katashina
Katashina, Gunma, Japan, sees big temperature differences between seasons, with August peaking at 26°C (79°F) and January dropping to 1°C (34°F).
The city has a wet climate, receiving around 1857 mm (73 in) of rain/snowfall per year. Despite the high annual total, it has a distinct rainy season from June to October. July is the wettest month. The sunniest month is August, with 6.9 hours of sunshine per day on average.
Katashina Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Katashina — and find the best time to visit.
Monthly Temperature in Katashina
Visitors to Katashina can expect significant temperature changes throughout the year. On average, daytime temperatures range from a comfortable 26°C (79°F) in August to a very cold 1°C (34°F) in January.
Nighttime temperatures range from 18°C (64°F) in August to -7°C (19°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Katashina
Katashina is known for its substantial rain/snowfall, with annual precipitation reaching 1857 mm (73 in). The seasons in Katashina bring significant changes in precipitation. The wettest month, July, receives heavy rainfall, with an average of 246 mm (9.7 in) of precipitation. This rainfall is distributed across 24 rainy days.
In contrast, the driest month, November, experiences much less rainfall, totaling 94 mm (3.7 in) over 16 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Katashina 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 Katashina
Katashina enjoys sunny spells year-round. August sees up to 6.9 hours of daily sunshine, perfect for a sunny trip. June, the least sunny month, still offers a generous 4.4 hours of sun despite this cloudier time of the year.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Humidity in Katashina by Month
The relative humidity is high throughout the year in Katashina.
The city experiences its highest humidity in July, reaching 79%. In February, the humidity drops to its lowest level at 60%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Katashina
The weather brings rainfall of 151 mm (5.9 in) during this period.
Plan accordingly for June, July, August, September and October, when conditions bring the heaviest precipitation. Looking for inspiration on where to travel this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.
Frequently asked questions about the climate in Katashina
What is the best time to visit Katashina?
May and June typically offer the most optimal weather in Katashina. In contrast, January, February, March, April, November and December tend to have less optimal conditions. Katashina has a distinct rainy season from June to October.
What temperatures can I expect in Katashina?
Daytime highs range from 1°C (34°F) in January to 26°C (79°F) in August. Nighttime lows range from -7°C (19°F) to 18°C (64°F). Temperatures vary considerably through the year.
How much rain does Katashina get?
Annual rainfall is around 1857 mm (73 in). July is the wettest month with 246 mm (9.7 in), while November is the driest with 94 mm (3.7 in).
How sunny is Katashina?
Katashina receives around 2,173 hours of sunshine per year. August is the sunniest month with 207 hours, while June is the cloudiest with just 133 hours. Overall, Katashina enjoys abundant sunshine.
Katashina 3-Day Forecast
Katashina 3-Day Forecast
Katashina on the map
Katashina is highlighted — select any city to see its climate.
Popular this month
Where to go in July — average daytime high across popular destinations.
Osaka
32°C (90°F) Tokyo30°C (86°F) Naha
30°C (86°F) Kyoto31°C (88°F) Hakone28°C (82°F) Hakuba26°C (79°F) Sapporo24°C (75°F) Niseko24°C (75°F) 
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