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
The shift into May is accompanied by a temperature increase, with the average high-temperature rising from a cool 54.5°F (12.5°C) in April to an enjoyable 64.4°F (18°C). Pierce's nights during May are marked by a pronounced drop from daytime temperatures, experiencing an average low of 39.6°F (4.2°C).Humidity
In May, the average relative humidity is 73%.Rainfall
In Pierce, during May, the rain falls for 13 days and regularly aggregates up to 1.65" (42mm) of precipitation. In Pierce, during the entire year, the rain falls for 146.2 days and collects up to 21.65" (550mm) of precipitation.Snowfall
In Pierce, snow does not fall in May through September.Daylight
The average length of the day in May is 15h and 2min.On the first day of the month, sunrise is at 5:27 am and sunset at 7:53 pm. On the last day of May, in Pierce, sunrise is at 4:54 am and sunset at 8:28 pm PDT.
Sunshine
The average sunshine in May is 9.9h.UV index
In Pierce, Idaho, the average daily maximum UV index in May is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the ordinary person.Note: In May, the maximum UV index of 4 translates into these guidelines:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Always opt for UVA and UVB-resistant sunglasses on radiant days. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Frequently asked questions
What is the usual temperature for Pierce in May?
What is the average humidity in May in Pierce?
How many days does it rain in May in Pierce?
When it does not snow in Pierce?
Does it snow in Pierce in May?
How many hours of daylight does Pierce have in May?
What time are sunrise and sunset in May in Pierce?
How many hours of sunshine does Pierce have in May?
What is the UV index intensity in May in Pierce?
Average temperature in May
Pierce, ID
- Average high temperature in May: 64.4°F
The warmest month (with the highest average high temperature) is August (84.7°F).
The month with the lowest average high temperature is December (34.2°F).
- Average low temperature in May: 39.6°F
The month with the highest average low temperature is August (53.2°F).
The coldest month (with the lowest average low temperature) is December (22.8°F).
Average pressure in May
Pierce, ID
- Average pressure in May: 29.96"Hg
The month with the highest atmospheric pressure is January (30.2"Hg).
The months with the lowest atmospheric pressure are June and August (29.93"Hg).
Average wind speed in May
Pierce, ID
- Average wind speed in May: 4.1mph
The windiest month (with the highest average wind speed) is April (4.6mph).
The calmest month (with the lowest average wind speed) is September (3.7mph).
Average humidity in May
Pierce, ID
- Average humidity in May: 73%
The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is August (46%).
Average rainfall in May
Pierce, ID
- Average rainfall in May: 1.65"
The wettest months (with the highest rainfall) are January and March (2.8").
The driest month (with the least rainfall) is August (0.31").
Average rainfall days in May
Pierce, ID
- Average rainfall days in May: 13 days
The month with the highest number of rainy days is March (19 days).
The month with the least rainy days is August (4.4 days).
Average snowfall in May
Pierce, ID
- Average snowfall in May: 0"
The month with the highest snowfall is February (6.57").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in May
Pierce, ID
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is December (10.8 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in May /
Average sunshine in May
Pierce, ID
- Average daylight in May: 15h and 0min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in May: 9h and 5min
The month with the most sunshine is August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).
Average sunshine days in May
Pierce, ID
- Average sunshine days in May: 16.3 days
The month with the most sunshine days is July (24.7 days).
The month with the least sunshine days is February (8.4 days).
Average UV index in May
Pierce, 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
Pierce, ID
- Average cloud cover in May: 35
The month with the most cloud cover is February (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 13).
Average visibility in May
Pierce, ID
- Average visibility in May: 6mi
The months with the highest visibility are April, May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February and December (4mi).
Pierce, Idaho, USA
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