Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
May brings a rise in the average high-temperature, transitioning from April's fresh 52.5°F (11.4°C) to an enjoyable 66°F (18.9°C). Revillo's average low-temperature is measured at a frosty 48°F (8.9°C) during May.Humidity
In Revillo, the average relative humidity in May is 69%.Rainfall
In Revillo, during May, the rain falls for 15.5 days and regularly aggregates up to 2.56" (65mm) of precipitation. In Revillo, during the entire year, the rain falls for 115.2 days and collects up to 19.88" (505mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.3 snowfall days, in May, Revillo aggregates 0.08" (2mm) of snow. In Revillo, during the entire year, snow falls for 58.8 days and aggregates up to 20.39" (518mm) of snow.Daylight
The average length of the day in May in Revillo is 14h and 53min.On the first day of May, sunrise is at 6:14 am and sunset at 8:32 pm. On the last day of the month, sunrise is at 5:42 am and sunset at 9:05 pm CDT.
Sunshine
In May, the average sunshine is 8.9h.UV index
In May, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for average individuals.Note: In May, an average UV index of 5 transforms into the following instructions:
Undertake precautions - Guarding against sun damage is counselled. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in May?
What is the average humidity in May?
How much does it rain in May?
What is the last month it snows?
What is the average length of the day in May in Revillo?
What time are sunrise and sunset in May?
How long on average sun shines in May?
What is the UV index reading in May?
Average temperature in May
Revillo, SD
- Average high temperature in May: 66°F
The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (19.6°F).
- Average low temperature in May: 48°F
The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is January (6.1°F).
Average pressure in May
Revillo, SD
- Average pressure in May: 29.93"Hg
The months with the highest atmospheric pressure are January and February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed in May
Revillo, SD
- Average wind speed in May: 9.7mph
The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest month (with the lowest average wind speed) is July (8mph).
Average humidity in May
Revillo, SD
- Average humidity in May: 69%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is October (66%).
Average rainfall in May
Revillo, SD
- Average rainfall in May: 2.56"
The wettest month (with the highest rainfall) is June (3.11").
The driest months (with the least rainfall) are January and February (0.63").
Average rainfall days in May
Revillo, SD
- Average rainfall days in May: 15.5 days
The month with the highest number of rainy days is June (17.8 days).
The month with the least rainy days is February (2.3 days).
Average snowfall in May
Revillo, SD
- Average snowfall in May: 0.08"
The month with the highest snowfall is December (4.49").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Revillo, SD
- Average snowfall days in May: 0.3 days
The month with the highest number of snowfall days is January (13.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Revillo, SD
- Average daylight in May: 14h and 5min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in May: 8h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in May
Revillo, SD
- Average sunshine days in May: 13.5 days
The month with the most sunshine days is October (18.5 days).
The month with the least sunshine days is June (9.6 days).
Average UV index in May
Revillo, SD
- Average UV index in May: 5
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in May
Revillo, SD
- Average cloud cover in May: 40
The month with the most cloud cover is January (Cloud cover 58).
The months with the least cloud cover are July and August (Cloud cover 25).
Average visibility in May
Revillo, SD
- Average visibility in May: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Revillo, South Dakota, USA
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