May weather forecastSpirit Lake, ID
May
Weather in May
The last month of the spring, May, is a refreshing month in Spirit Lake, Idaho, with temperature in the range of an average high of 64.8°F (18.2°C) and an average low of 39.6°F (4.2°C).Temperature
With the onset of May, Spirit Lake's weather sees a temperature rise, transitioning from a fresh 52.5°F (11.4°C) in April to a refreshing 64.8°F (18.2°C). Spirit Lake registers a prominent dip from daytime highs, with an average of 39.6°F (4.2°C) during the nights of May.Humidity
The average relative humidity in May is 67%.Rainfall
In Spirit Lake, during May, the rain falls for 13.3 days and regularly aggregates up to 1.77" (45mm) of precipitation. Throughout the year, in Spirit Lake, there are 141.2 rainfall days, and 22.6" (574mm) of precipitation is accumulated.Snowfall
January through May, September through December are months with snowfall. May is the last month it regularly snows. During 0.4 snowfall days, in May, Spirit Lake aggregates 0.08" (2mm) of snow. Throughout the year, there are 71.8 snowfall days, and 56.54" (1436mm) of snow is accumulated.Daylight
In Spirit Lake, the average length of the day in May is 15h and 12min.On the first day of the month, sunrise is at 5:27 am and sunset at 8:01 pm. On the last day of May, sunrise is at 4:52 am and sunset at 8:38 pm PDT.
Sunshine
In May, the average sunshine is 9.8h.UV index
The average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.Note: The daily maximum UV index of 4 in May interprets into the following advice:
Exercise caution. Those with pale skin may experience burns in less than half an hour. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Experience reduced UV exposure by about half when donning a wide-brim hat. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Spirit Lake, ID
- Average high temperature in May: 64.8°F
The warmest month (with the highest average high temperature) is August (82°F).
The month with the lowest average high temperature is December (31.3°F).
- Average low temperature in May: 39.6°F
The month with the highest average low temperature is August (51.8°F).
The coldest month (with the lowest average low temperature) is December (21.2°F).
Average pressure in May
Spirit Lake, 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 (29.91"Hg).
Average wind speed in May
Spirit Lake, ID
- Average wind speed in May: 4.6mph
The windiest month (with the highest average wind speed) is April (5mph).
The calmest month (with the lowest average wind speed) is December (3.9mph).
Average humidity in May
Spirit Lake, ID
- Average humidity in May: 67%
The month with the highest relative humidity is January (93%).
The month with the lowest relative humidity is August (48%).
Average rainfall in May
Spirit Lake, ID
- Average rainfall in May: 1.77"
The wettest month (with the highest rainfall) is January (3.27").
The driest months (with the least rainfall) are July and August (0.43").
Average rainfall days in May
Spirit Lake, ID
- Average rainfall days in May: 13.3 days
The month with the highest number of rainy days is March (17.5 days).
The month with the least rainy days is August (5.6 days).
Average snowfall in May
Spirit Lake, ID
- Average snowfall in May: 0.08"
The month with the highest snowfall is January (16.57").
The months with the least snowfall are June, July and August (0").
Average snowfall days in May
Spirit Lake, ID
- Average snowfall days in May: 0.4 days
The month with the highest number of snowfall days is December (16.9 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in May /
Average sunshine in May
Spirit Lake, ID
- Average daylight in May: 15h and 12min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in May: 9h and 48min
The month with the most sunshine is August (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 3h and 24min).
Average sunshine days in May
Spirit Lake, ID
- Average sunshine days in May: 16.2 days
The month with the most sunshine days is July (23.9 days).
The month with the least sunshine days is February (8.6 days).
Average UV index in May
Spirit Lake, 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 February, November and December (UV index 1).
Average cloud cover in May
Spirit Lake, ID
- Average cloud cover in May: 35
The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 13).
Average visibility in May
Spirit Lake, ID
- Average visibility in May: 6mi
The months with the highest visibility are May, June, July, August, September and October (6mi).
The month with the lowest visibility is January (3mi).
