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
In May, the average high-temperature rises from a frosty 49.6°F (9.8°C) in April to a moderate 60.4°F (15.8°C). The average low-temperature, in Lead, is 42.4°F (5.8°C).Humidity
In May, the average relative humidity is 67%.Rainfall
May is the month with the most rainfall. Rain falls for 13.5 days and accumulates 1.93" (49mm) of precipitation.Snowfall
Months with snowfall are January through June, September through December. In Lead, snow falls for 3.6 days, with typically accumulated 4.69" (119mm) of snow. Throughout the year, there are 66.6 snowfall days, and 34.53" (877mm) of snow is accumulated.Daylight
In Lead, the average length of the day in May is 14h and 49min.On the first day of May in Lead, sunrise is at 5:45 am and sunset at 7:58 pm. On the last day of the month, sunrise is at 5:14 am and sunset at 8:31 pm MDT.
Sunshine
In May, the average sunshine in Lead, South Dakota, is 10.1h.UV index
The average daily maximum UV index in May in Lead is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: The daily maximum UV index of 4 in May interpret into the following advice:
Take precautions - Protection against skin and eye damage is obliged. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
FAQ
What is the temperature in May in Lead?
What is the average humidity in May in Lead?
What is the wettest month in Lead?
How much does it rain in Lead in May?
How much does it snow in Lead in May?
How many hours of daylight does Lead have in May?
What time are sunrise and sunset in May in Lead?
How long on average sun shines in May in Lead?
What is the UV index reading in May in Lead?
Average temperature in May
Lead, SD
- Average high temperature in May: 60.4°F
The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is December (29.7°F).
- Average low temperature in May: 42.4°F
The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is February (15.4°F).
Average pressure in May
Lead, SD
- Average pressure in May: 29.91"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).
Average wind speed in May
Lead, SD
- Average wind speed in May: 9.1mph
The windiest month (with the highest average wind speed) is October (9.9mph).
The calmest month (with the lowest average wind speed) is August (7.6mph).
Average humidity in May
Lead, SD
- Average humidity in May: 67%
The months with the highest relative humidity are January and February (79%).
The months with the lowest relative humidity are August and September (51%).
Average rainfall in May
Lead, SD
- Average rainfall in May: 1.93"
The wettest month (with the highest rainfall) is May (1.93").
The driest month (with the least rainfall) is January (0.55").
Average rainfall days in May
Lead, SD
- Average rainfall days in May: 13.5 days
The month with the highest number of rainy days is June (14.2 days).
The month with the least rainy days is November (2.7 days).
Average snowfall in May
Lead, SD
- Average snowfall in May: 4.69"
The month with the highest snowfall is April (6.54").
The months with the least snowfall are July and August (0").
Average snowfall days in May
Lead, SD
- Average snowfall days in May: 3.6 days
The month with the highest number of snowfall days is January (11.7 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in May /
Average sunshine in May
Lead, SD
- Average daylight in May: 14h and 49min
The month with the longest days is June (Average daylight: 15h and 28min).
The month with the shortest days is December (Average daylight: 8h and 55min).
- Average sunshine in May: 10h and 6min
The month with the most sunshine is August (Average sunshine: 11h and 42min).
The month with the least sunshine is February (Average sunshine: 5h and 54min).
Average sunshine days in May
Lead, SD
- Average sunshine days in May: 12.8 days
The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is June (12.3 days).
Average UV index in May
Lead, SD
- Average UV index in May: 4
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in May
Lead, SD
- Average cloud cover in May: 34
The months with the most cloud cover are February and April (Cloud cover 40).
The month with the least cloud cover is August (Cloud cover 16).
Average visibility in May
Lead, 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).
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