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
As Smithwick transitions into May, the average high-temperature shows a change, moving from a fresh 54.9°F (12.7°C) in April to a refreshing 64.9°F (18.3°C). Smithwick cools down to an average low-temperature of 45.1°F (7.3°C) throughout the month of May.Humidity
The average relative humidity in May is 62%.Rainfall
In Smithwick, in May, during 16.8 rainfall days, 2.64" (67mm) of precipitation is typically accumulated. Throughout the year, in Smithwick, there are 115.8 rainfall days, and 16.61" (422mm) of precipitation is accumulated.Snowfall
January through May, September through December are months with snowfall in Smithwick. May is the last month it regularly snows. During 1.3 snowfall days, in May, Smithwick aggregates 1.77" (45mm) of snow. Throughout the year, there are 49.2 snowfall days, and 23.19" (589mm) of snow is accumulated.Daylight
The average length of the day in May in Smithwick is 14h and 43min.On the first day of the month, sunrise is at 5:44 am and sunset at 7:55 pm. On the last day of May, in Smithwick, South Dakota, sunrise is at 5:15 am and sunset at 8:25 pm MDT.
Sunshine
The average sunshine in May in Smithwick is 9.9h.UV index
In Smithwick, the average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: In May, the maximum UV index of 5 transforms into these recommendations:
Exercise caution. Those with pale skin may experience burns in less than half an hour. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Frequently asked questions
What is the average May temperature in Smithwick?
What is the average humidity in May in Smithwick?
How many days does it rain in May in Smithwick?
What is the last month it snows in Smithwick?
What is the average length of the day in May in Smithwick?
What time are sunrise and sunset in May in Smithwick?
How long on average sun shines in May in Smithwick?
What is the UV index reading in May in Smithwick?
Average temperature in May
Smithwick, SD
- Average high temperature in May: 64.9°F
The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is December (32.4°F).
- Average low temperature in May: 45.1°F
The month with the highest average low temperature is July (63.9°F).
The coldest months (with the lowest average low temperature) are February and December (18.5°F).
Average pressure in May
Smithwick, SD
- Average pressure in May: 29.91"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).
Average wind speed in May
Smithwick, SD
- Average wind speed in May: 9.4mph
The windiest month (with the highest average wind speed) is April (9.9mph).
The calmest month (with the lowest average wind speed) is August (7.8mph).
Average humidity in May
Smithwick, SD
- Average humidity in May: 62%
The month with the highest relative humidity is January (75%).
The month with the lowest relative humidity is August (47%).
Average rainfall in May
Smithwick, SD
- Average rainfall in May: 2.64"
The wettest month (with the highest rainfall) is June (2.87").
The driest month (with the least rainfall) is January (0.39").
Average rainfall days in May
Smithwick, SD
- Average rainfall days in May: 16.8 days
The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is December (3.5 days).
Average snowfall in May
Smithwick, SD
- Average snowfall in May: 1.77"
The month with the highest snowfall is February (3.66").
The months with the least snowfall are June, July and August (0").
Average snowfall days in May
Smithwick, SD
- Average snowfall days in May: 1.3 days
The month with the highest number of snowfall days is February (10.4 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in May /
Average sunshine in May
Smithwick, SD
- Average daylight in May: 14h and 4min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in May: 9h and 5min
The month with the most sunshine is August (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 48min).
Average sunshine days in May
Smithwick, SD
- Average sunshine days in May: 11.2 days
The month with the most sunshine days is December (21.4 days).
The month with the least sunshine days is May (11.2 days).
Average UV index in May
Smithwick, 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, November and December (UV index 2).
Average cloud cover in May
Smithwick, SD
- Average cloud cover in May: 34
The month with the most cloud cover is February (Cloud cover 39).
The month with the least cloud cover is August (Cloud cover 17).
Average visibility in May
Smithwick, SD
- Average visibility in May: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Smithwick, South Dakota, USA
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