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 onset of May brings a rise in the average high-temperature, elevating from a frosty 48.2°F (9°C) in April to a mild 60.4°F (15.8°C). A striking difference from the daytime highs is registered during May nights, with an average temperature of 37°F (2.8°C).Humidity
In Kellogg, the average relative humidity in May is 70%.Rainfall
In May, the rain falls for 14.8 days. Throughout May, 2.13" (54mm) of precipitation is accumulated. In Kellogg, during the entire year, the rain falls for 144.3 days and collects up to 27.6" (701mm) of precipitation.Snowfall
January through May, September through December are months with snowfall. May is the last month it regularly snows. During 0.2 snowfall days, in May, Kellogg aggregates 0.12" (3mm) of snow. In Kellogg, during the entire year, snow falls for 81.2 days and aggregates up to 73.58" (1869mm) of snow.Daylight
In Kellogg, the average length of the day in May is 15h and 9min.On the first day of the month, sunrise is at 5:25 am and sunset at 7:57 pm. On the last day of May, sunrise is at 4:51 am and sunset at 8:33 pm PDT.
Sunshine
In May, the average sunshine is 9.6h.UV index
In Kellogg, Idaho, the average daily maximum UV index in May is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for average individuals.Note: A daily maximum UV index of 4 in May translates into the following instructions:
Exercise prevention - Protecting skin and eyes from harm is required. Direct Sun exposure should be minimized especially during midday when radiation is most intense. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are May temperatures?
What is the average humidity in May?
How many days does it rain in May?
What is the last month it snows?
How many hours of daylight does Kellogg have in May?
When are sunrise and sunset in May?
How long on average sun shines in May?
How high is the UV index in May?
Average temperature in May
Kellogg, ID
- Average high temperature in May: 60.4°F
The warmest months (with the highest average high temperature) are July and August (78.1°F).
The month with the lowest average high temperature is December (30°F).
- Average low temperature in May: 37°F
The month with the highest average low temperature is August (48.4°F).
The coldest month (with the lowest average low temperature) is December (19.6°F).
Average pressure in May
Kellogg, ID
- Average pressure in May: 29.96"Hg
The month with the highest atmospheric pressure is January (30.19"Hg).
The months with the lowest atmospheric pressure are June, July and August (29.93"Hg).
Average wind speed in May
Kellogg, ID
- Average wind speed in May: 4.5mph
The windiest month (with the highest average wind speed) is April (4.8mph).
The calmest month (with the lowest average wind speed) is December (4mph).
Average humidity in May
Kellogg, ID
- Average humidity in May: 70%
The month with the highest relative humidity is January (92%).
The months with the lowest relative humidity are July and August (53%).
Average rainfall in May
Kellogg, ID
- Average rainfall in May: 2.13"
The wettest month (with the highest rainfall) is January (4.21").
The driest months (with the least rainfall) are July and August (0.43").
Average rainfall days in May
Kellogg, ID
- Average rainfall days in May: 14.8 days
The month with the highest number of rainy days is April (18 days).
The month with the least rainy days is August (5.3 days).
Average snowfall in May
Kellogg, ID
- Average snowfall in May: 0.12"
The month with the highest snowfall is January (20.83").
The months with the least snowfall are June, July and August (0").
Average snowfall days in May
Kellogg, ID
- Average snowfall days in May: 0.2 days
The month with the highest number of snowfall days is December (17.8 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in May /
Average sunshine in May
Kellogg, ID
- Average daylight in May: 15h and 1min
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 30min).
- Average sunshine in May: 9h and 4min
The month with the most sunshine is August (Average sunshine: 11h and 48min).
The months with the least sunshine are January and December (Average sunshine: 3h and 30min).
Average sunshine days in May
Kellogg, ID
- Average sunshine days in May: 14.2 days
The months with the most sunshine days are July and August (24.2 days).
The month with the least sunshine days is March (7 days).
Average UV index in May
Kellogg, 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
Kellogg, ID
- Average cloud cover in May: 38
The months with the most cloud cover are January and December (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 14).
Average visibility in May
Kellogg, ID
- Average visibility in May: 5mi
The months with the highest visibility are June, July, August and September (6mi).
The month with the lowest visibility is January (3mi).
Kellogg, Idaho, USA
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