Kosai Weather in May

What's the weather like in Kosai (Shizuoka) in May 2023?

The climate in Kosai during May can be summarized as warm and wet.

May is in the spring in Kosai and is typically the 5th warmest month of the year. Daytime maximum temperatures average around 23°C (73°F), whilst at night 15°C (58°F) is normal.

Kosai weather averages (imperial / metric)
Daytime temperature 22.8°C 73°F
Nightly temperature 14.5°C 58°F
Average temperature 18.6°C 65.5°F
Daily sunshine 6.7 hrs
Avg rainfall 197 mm 7.8 ins
Rainy days 14 days
Sea temperature 20.7°C 69.3°F
Humidity 72%
Windspeed 11.5kph 7 mph

On average May is the 5th wettest month of the year in Kosai with around 197mm 7.8 inches of rain making it a wet time to visit. This rainfall is typically spread over 14 days, although this may vary considerably.

On the flip side this corresponds to an average of 6.7 hours of sunshine per day.

May temperatures in Kosai

Kosai average temperature in May

May rainfall

Kosai average rain in May

May hourly sunshine

Kosai average rain in May

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Kosai in May 2022.

Other monthly averages

Best places to visit in May

UV index Best time to go?

Kosai weather stats

Kosai weather statistics
Hottest month: August 30.6°C 87.1°F
Driest month: December 51mm 2ins
Sunniest month: January 6.6hrs
Coldest month: January 9.3°C 48.7°F
Wettest month: June 255mm 10ins
Map showing location of Kosai (34.7184, 137.53175)

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