May weather forecastSanta, ID
May
Weather in May
May, the last month of the spring in Santa, is a comfortable month, with an average temperature fluctuating between 62.1°F (16.7°C) and 37.2°F (2.9°C).Temperature
Santa's weather shows a temperature rise with the arrival of May, moving from a fresh 50.2°F (10.1°C) in April to an enjoyable 62.1°F (16.7°C). Despite the high peak temperatures, Santa witnesses an average nighttime cooling to a wintry 37.2°F (2.9°C) in May.Humidity
In May, the average relative humidity in Santa is 71%.Rainfall
In May, the rain falls for 13 days. Throughout May, 1.46" (37mm) of precipitation is accumulated. Throughout the year, there are 118.6 rainfall days, and 16.89" (429mm) of precipitation is accumulated.Snowfall
January through May, September through December are months with snowfall. May is the last month it regularly snows. During 0.3 snowfall days, in May, Santa aggregates 0.12" (3mm) of snow. In Santa, during the entire year, snow falls for 60.4 days and aggregates up to 44.53" (1131mm) of snow.Daylight
The average length of the day in May is 15h and 7min.On the first day of the month, sunrise is at 5:28 am and sunset at 7:57 pm. On the last day of May, sunrise is at 4:53 am and sunset at 8:33 pm PDT.
Sunshine
In Santa, the average sunshine in May is 9.6h.UV index
In May, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A maximum high UV index of 4 in May translates into the following recommendations:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Santa, ID
- Average high temperature in May: 62.1°F
The warmest month (with the highest average high temperature) is August (80.2°F).
The month with the lowest average high temperature is December (31.5°F).
- Average low temperature in May: 37.2°F
The month with the highest average low temperature is August (49.3°F).
The coldest month (with the lowest average low temperature) is December (20.8°F).
Average pressure in May
Santa, ID
- Average pressure in May: 29.95"Hg
The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is August (29.92"Hg).
Average wind speed in May
Santa, ID
- Average wind speed in May: 4.3mph
The windiest month (with the highest average wind speed) is April (4.8mph).
The calmest months (with the lowest average wind speed) are August and September (3.9mph).
Average humidity in May
Santa, ID
- Average humidity in May: 71%
The month with the highest relative humidity is January (92%).
The month with the lowest relative humidity is August (52%).
Average rainfall in May
Santa, ID
- Average rainfall in May: 1.46"
The wettest month (with the highest rainfall) is January (2.24").
The driest month (with the least rainfall) is July (0.35").
Average rainfall days in May
Santa, ID
- Average rainfall days in May: 13 days
The month with the highest number of rainy days is April (14.4 days).
The month with the least rainy days is July (5.4 days).
Average snowfall in May
Santa, ID
- Average snowfall in May: 0.12"
The month with the highest snowfall is January (11.73").
The months with the least snowfall are June, July and August (0").
Average snowfall days in May
Santa, ID
- Average snowfall days in May: 0.3 days
The month with the highest number of snowfall days is December (14.5 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in May /
Average sunshine in May
Santa, ID
- Average daylight in May: 15h and 6min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in May: 9h and 36min
The month with the most sunshine is August (Average sunshine: 11h and 54min).
The months with the least sunshine are January and December (Average sunshine: 3h and 30min).
Average sunshine days in May
Santa, ID
- Average sunshine days in May: 15.8 days
The month with the most sunshine days is July (24.3 days).
The month with the least sunshine days is February (10.1 days).
Average UV index in May
Santa, ID
- 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, November and December (UV index 1).
Average cloud cover in May
Santa, ID
- Average cloud cover in May: 37
The months with the most cloud cover are January, February and December (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 13).
Average visibility in May
Santa, ID
- Average visibility in May: 6mi
The months with the highest visibility are May, June, July, August and September (6mi).
The months with the lowest visibility are January and February (3mi).





