Ichikawa Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Ichikawa.
Climate overview of Ichikawa
Ichikawa, Chiba, Japan, sees big temperature differences between seasons, with August peaking at 31°C (88°F) and January dropping to 10°C (50°F).
Rain/snowfall is high, totalling around 1552 mm (61 in) per year. October is the wettest month and December the driest. The city also experiences very warm summers and cold winters. The most sunshine falls in January, with an average of 6.3 hours of daily sunshine.
Ichikawa Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Ichikawa - and find the best time to visit.
Monthly Temperature in Ichikawa
Visitors to Ichikawa can expect significant temperature changes throughout the year. Average maximum daytime temperatures range from a very warm 31°C (88°F) in August, the warmest time of the year, to a chilly 10°C (50°F) during cooler months like January.
At night, you can expect temperatures ranging from 24°C (75°F) in August to around 2°C (36°F) during January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Ichikawa
Ichikawa is known for its substantial rain/snowfall, with annual precipitation reaching 1552 mm (61 in). Significant seasonal changes in precipitation occur throughout the year. In the wettest month, October it receives heavy rainfall, averaging 211 mm (8.3 in) of precipitation, recorded across 16 rainy days. In contrast, the driest month December brings less rainfall, with 65 mm (2.6 in) over 9 rainy days. For more details, please visit our Ichikawa 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 Ichikawa
While the amount of sunshine in Ichikawa varies throughout the year, all seasons offer their own charm. Enjoy up to 6.3 hours of daily sun in January, and experience slightly darker atmosphere in June, with about 4.1 hours of daily sunlight.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Humidity in Ichikawa by Month
The relative humidity is high throughout the year in Ichikawa.
The city experiences its highest humidity in July, reaching 76%. In January, the humidity drops to its lowest level at 50%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Wind Speed in Ichikawa
The average wind speed over the year ranges from 3 m/s (6 knots) to 3 m/s (6 knots). It is lower in January, February, March, April, May, June, July, August, September, October, November and December and higher in January, February, March, April, May, June, July, August, September, October, November and December. What does this mean?
The mean monthly wind speed over the year (meters per second)
Best Time to Visit Ichikawa
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: May and June
- Warmest weather: July and August
- Most sunshine: January and May
- Fewest rainy days: January and December
- Seasonal pattern: Very warm summers and cold winters
Frequently asked questions about the climate in Ichikawa
What is the best time to visit Ichikawa?
May and June typically offer the most optimal weather in Ichikawa. In contrast, January tends to have less optimal conditions. Ichikawa has very warm summers and cold winters.
What temperatures can I expect in Ichikawa?
Daytime highs range from 10°C (50°F) in January to 31°C (88°F) in August. Nighttime lows range from 2°C (36°F) to 24°C (75°F). Temperatures vary considerably through the year.
How much rain does Ichikawa get?
Annual rainfall is around 1552 mm (61 in). October is the wettest month with 211 mm (8.3 in), while December is the driest with 65 mm (2.6 in).
How sunny is Ichikawa?
Ichikawa receives around 1,925 hours of sunshine per year. January is the sunniest month with 189 hours, while June is the cloudiest with just 123 hours.
Ichikawa 3-Day Forecast
Ichikawa on the map
Ichikawa 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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