Niihama Weather in May

What's the weather like in Niihama (Ehime) in May 2023?

The climate in Niihama during May can be summarized as mild and wet.

May is in the spring in Niihama and is typically the 5th warmest month of the year. Daytime maximum temperatures average around 21°C (70°F), whilst at night 12°C (54°F) is normal.

Niihama weather averages (imperial / metric)
Daytime temperature 21.2°C 70.2°F
Nightly temperature 12.2°C 54°F
Average temperature 16.7°C 62.1°F
Daily sunshine 6.6 hrs
Avg rainfall 180 mm 7.1 ins
Rainy days 15 days
Sea temperature 20.2°C 68.3°F
Humidity 72%
Windspeed 9.7kph 6 mph

On average May is the 5th wettest month of the year in Niihama with around 180mm 7.1 inches of rain making it a wet time to visit. This rainfall is typically spread over 15 days, although this may vary considerably.

On the flip side this corresponds to an average of 6.6 hours of sunshine per day.

May temperatures in Niihama

Niihama average temperature in May

May rainfall

Niihama average rain in May

May hourly sunshine

Niihama 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 Niihama in May 2022.

Other monthly averages

Best places to visit in May

UV index Best time to go?

Niihama weather stats

Niihama weather statistics
Hottest month: August 29.2°C 84.6°F
Driest month: December 33mm 1.3ins
Sunniest month: August 7.1hrs
Coldest month: January 6.9°C 44.4°F
Wettest month: June 291mm 11.5ins
Map showing location of Niihama (33.95933, 133.31672)

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