May weather forecastShimoigusa, Japan
May
Weather in May
May, the last month of the spring in Shimoigusa, is an agreeable month, with an average temperature varying between 16.1°C (61°F) and 22.8°C (73°F).Temperature
May's arrival signals an increase in average high-temperatures, moving from April's refreshing 17.6°C (63.7°F) to an agreeable 22.8°C (73°F). The average low-temperature, in May, is a refreshing 16.1°C (61°F).Humidity
In Shimoigusa, Japan, the average relative humidity in May is 69%.Rainfall
In Shimoigusa, in May, during 10.3 rainfall days, 31mm (1.22") of precipitation is typically accumulated. Throughout the year, in Shimoigusa, there are 135.3 rainfall days, and 433mm (17.05") of precipitation is accumulated.Snowfall
April through December are months without snowfall in Shimoigusa.Daylight
In Shimoigusa, the average length of the day in May is 14h and 3min.On the first day of May, sunrise is at 04:49 and sunset at 18:28. On the last day of the month, sunrise is at 04:27 and sunset at 18:51 JST.
Sunshine
The average sunshine in May in Shimoigusa, Japan, is 9.5h.UV index
The average daily maximum UV index in May in Shimoigusa, Japan, is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum daily UV index, 5 in May, converts into the following recommendations:
Guard yourself - Precautionary measures against sun damage are advocated. Avoiding the Sun during its peak radiation time around midday is a healthy practice. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Shimoigusa, Japan
- Average high temperature in May: 22.8°C
The warmest month (with the highest average high temperature) is August (31°C).
The month with the lowest average high temperature is January (8.9°C).
- Average low temperature in May: 16.1°C
The month with the highest average low temperature is August (25.1°C).
The coldest month (with the lowest average low temperature) is January (2.8°C).
Average pressure in May
Shimoigusa, Japan
- Average pressure in May: 1012mbar
The month with the highest atmospheric pressure is November (1018.1mbar).
The month with the lowest atmospheric pressure is June (1009.2mbar).
Average wind speed in May
Shimoigusa, Japan
- Average wind speed in May: 13.9km/h
The windiest month (with the highest average wind speed) is April (15.3km/h).
The calmest month (with the lowest average wind speed) is November (12.1km/h).
Average humidity in May
Shimoigusa, Japan
- Average humidity in May: 69%
The month with the highest relative humidity is July (77%).
The month with the lowest relative humidity is January (59%).
Average rainfall in May
Shimoigusa, Japan
- Average rainfall in May: 31mm
The wettest month (with the highest rainfall) is September (54mm).
The driest month (with the least rainfall) is December (21mm).
Average rainfall days in May
Shimoigusa, Japan
- Average rainfall days in May: 10.3 days
The month with the highest number of rainy days is March (14.3 days).
The month with the least rainy days is January (7.3 days).
Average snowfall in May
Shimoigusa, Japan
- Average snowfall in May: 0mm
The month with the highest snowfall is February (21mm).
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in May
Shimoigusa, Japan
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (2.3 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in May /
Average sunshine in May
Shimoigusa, Japan
- Average daylight in May: 14h and 6min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in May: 9h and 30min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 5h and 48min).
Average sunshine days in May
Shimoigusa, Japan
- Average sunshine days in May: 18.8 days
The month with the most sunshine days is January (21.8 days).
The month with the least sunshine days is September (14.3 days).
Average UV index in May
Shimoigusa, Japan
- Average UV index in May: 5
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, March, November and December (UV index 3).
Average cloud cover in May
Shimoigusa, Japan
- Average cloud cover in May: 35
The months with the most cloud cover are June and October (Cloud cover 43).
The month with the least cloud cover is January (Cloud cover 28).
Average visibility in May
Shimoigusa, Japan
- Average visibility in May: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).





