May weather forecastUonuma, Japan
May
Weather in May
May, the last month of the spring in Uonuma, is a refreshing month, with an average temperature fluctuating between 10°C (50°F) and 19.4°C (66.9°F).Temperature
The start of May brings a rise in the average high-temperature, moving from a cool 12.7°C (54.9°F) in April to a refreshing 19.4°C (66.9°F). May nights cool down to an average low-temperature of 10°C (50°F).Humidity
With an average relative humidity of 74%, May is the least humid month.Rainfall
The month with the least rainfall in Uonuma is May, when the rain falls for 12.6 days and typically collects 50mm (1.97") of precipitation.Snowfall
May through October are months without snowfall.Daylight
In Uonuma, the average length of the day in May is 14h and 10min.On the first day of the month, sunrise is at 04:49 and sunset at 18:33. On the last day of May, sunrise is at 04:25 and sunset at 18:58 JST.
Sunshine
In Uonuma, the average sunshine in May is 9.5h.UV index
In Uonuma, the average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum UV index of 5 during May translates into these guidelines:
Prioritize safety - Suggestions to prevent sun damage are offered. It's recommended to limit sun exposure when its radiation is at its peak during midday. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Uonuma, Japan
- Average high temperature in May: 19.4°C
The warmest month (with the highest average high temperature) is August (28.6°C).
The month with the lowest average high temperature is January (1.9°C).
- Average low temperature in May: 10°C
The month with the highest average low temperature is August (20.1°C).
The coldest month (with the lowest average low temperature) is January (-3°C).
Average pressure in May
Uonuma, Japan
- Average pressure in May: 1012.1mbar
The month with the highest atmospheric pressure is November (1019.1mbar).
The month with the lowest atmospheric pressure is June (1009.2mbar).
Average wind speed in May
Uonuma, Japan
- Average wind speed in May: 7.9km/h
The windiest months (with the highest average wind speed) are January and December (12.6km/h).
The calmest month (with the lowest average wind speed) is July (6.3km/h).
Average humidity in May
Uonuma, Japan
- Average humidity in May: 74%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is May (74%).
Average rainfall in May
Uonuma, Japan
- Average rainfall in May: 50mm
The wettest month (with the highest rainfall) is January (187mm).
The driest month (with the least rainfall) is May (50mm).
Average rainfall days in May
Uonuma, Japan
- Average rainfall days in May: 12.6 days
The month with the highest number of rainy days is July (20.3 days).
The month with the least rainy days is May (12.6 days).
Average snowfall in May
Uonuma, Japan
- Average snowfall in May: 0mm
The month with the highest snowfall is January (971mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in May
Uonuma, Japan
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (23 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Uonuma, Japan
- Average daylight in May: 14h and 12min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in May: 9h and 30min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 2h and 18min).
Average sunshine days in May
Uonuma, Japan
- Average sunshine days in May: 17.3 days
The month with the most sunshine days is May (17.3 days).
The month with the least sunshine days is January (1.8 days).
Average UV index in May
Uonuma, Japan
- Average UV index in May: 5
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in May
Uonuma, Japan
- Average cloud cover in May: 36
The month with the most cloud cover is January (Cloud cover 77).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in May
Uonuma, Japan
- Average visibility in May: 9km
The months with the highest visibility are March, April, May, June, July, August, September, October and November (9km).
The month with the lowest visibility is January (7km).





