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.
Katashina Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Katashina.
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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, with warm summers and very cold winters. 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
Data from: Kōchi, Japan (22 KM, 14 Miles).
Daily hours of sunshine
Data from: Kōchi, Japan (22 KM, 14 Miles).
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
Data from: Kōchi, Japan (22 KM, 14 Miles).
Best Time to Visit Katashina
Compared with the rest of the year, the most comfortable conditions in Katashina are usually found in May and June. Conditions are generally least comfortable in January, February, March, April, 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
wet
May
good
Jun
good
Jul
mixed
Aug
mixed
Sep
mixed
Oct
mixed
Nov
cold
Dec
cold
- Best overall: May and June
- Warmest weather: July and August
- Most sunshine: April and August
- Fewer rainy days: April, May, October, November and December
- Seasonal pattern: A distinct rainy season from June to October, with warm summers and very cold winters
- Coldest conditions: January, with freezing nights around -7°C (19°F).
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, with warm summers and very cold winters.
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 on the map
Katashina is highlighted - select any city to see its climate.
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