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's arrival coincides with a temperature rise, moving from April's fresh 54.1°F (12.3°C) to a comfortable 66.7°F (19.3°C). During May, Richmond Lake Heights Development observes a consistent average nighttime temperature of 48.2°F (9°C).Humidity
The average relative humidity in May in Richmond Lake Heights Development is 66%.Rainfall
In Richmond Lake Heights Development, in May, during 13 rainfall days, 2.32" (59mm) of precipitation is typically accumulated. Throughout the year, in Richmond Lake Heights Development, South Dakota, there are 97.2 rainfall days, and 18.35" (466mm) of precipitation is accumulated.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, Richmond Lake Heights Development aggregates 0.08" (2mm) of snow. In Richmond Lake Heights Development, during the entire year, snow falls for 54.8 days and aggregates up to 19.13" (486mm) of snow.Daylight
In May, the average length of the day is 14h and 56min.On the first day of the month, sunrise is at 6:20 am and sunset at 8:41 pm. On the last day of May, in Richmond Lake Heights Development, sunrise is at 5:48 am and sunset at 9:15 pm CDT.
Sunshine
In Richmond Lake Heights Development, the average sunshine in May is 9h.UV index
In Richmond Lake Heights Development, 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 average person.Note: In May, the maximum UV index of 5 suggests these recommendations:
Ensure safety - Sun damage prevention is strongly urged. When the Sun is at its strongest around midday, find shade and limit exposure. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Frequently asked questions
What is the average May temperature in Richmond Lake Heights Development?
What is the average humidity in May in Richmond Lake Heights Development?
How much does it rain in Richmond Lake Heights Development in May?
What is the last month it snows in Richmond Lake Heights Development?
What is the average length of the day in May in Richmond Lake Heights Development?
What time are sunrise and sunset in May in Richmond Lake Heights Development?
How many hours of sunshine does Richmond Lake Heights Development have in May?
What is the UV index intensity in May in Richmond Lake Heights Development?
Average temperature in May
Richmond Lake Heights Development, SD
- Average high temperature in May: 66.7°F
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (20.7°F).
- Average low temperature in May: 48.2°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (6.3°F).
Average pressure in May
Richmond Lake Heights Development, SD
- Average pressure in May: 29.92"Hg
The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in May
Richmond Lake Heights Development, SD
- Average wind speed in May: 9.7mph
The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (8.3mph).
Average humidity in May
Richmond Lake Heights Development, SD
- Average humidity in May: 66%
The month with the highest relative humidity is January (88%).
The months with the lowest relative humidity are August and September (60%).
Average rainfall in May
Richmond Lake Heights Development, SD
- Average rainfall in May: 2.32"
The wettest month (with the highest rainfall) is June (3.46").
The driest month (with the least rainfall) is January (0.59").
Average rainfall days in May
Richmond Lake Heights Development, SD
- Average rainfall days in May: 13 days
The month with the highest number of rainy days is June (15 days).
The month with the least rainy days is February (2 days).
Average snowfall in May
Richmond Lake Heights Development, SD
- Average snowfall in May: 0.08"
The month with the highest snowfall is January (3.82").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Richmond Lake Heights Development, SD
- Average snowfall days in May: 0.3 days
The month with the highest number of snowfall days is January (13 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Richmond Lake Heights Development, 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: 9h and 0min
The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in May
Richmond Lake Heights Development, SD
- Average sunshine days in May: 15.7 days
The month with the most sunshine days is November (20.9 days).
The month with the least sunshine days is June (12.7 days).
Average UV index in May
Richmond Lake Heights Development, SD
- 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, February and November (UV index 1).
Average cloud cover in May
Richmond Lake Heights Development, SD
- Average cloud cover in May: 39
The month with the most cloud cover is January (Cloud cover 57).
The months with the least cloud cover are July and August (Cloud cover 23).
Average visibility in May
Richmond Lake Heights Development, 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).
Richmond Lake Heights Development, South Dakota, USA
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