August weather forecastArimo, ID
August
Weather in August
The last month of the summer, August, is another warm month in Arimo, Idaho, with an average temperature fluctuating between 83.7°F (28.7°C) and 56.1°F (13.4°C).Temperature
August begins with an average high-temperature of a still warm 83.7°F (28.7°C), reflecting close similarity to the preceding month. During August, Arimo notes a substantial drop from the daytime peak to an average minimum temperature of 56.1°F (13.4°C).Humidity
The least humid month is August, with an average relative humidity of 35%.Rainfall
In August, the rain falls for 7.9 days. Throughout August, 0.63" (16mm) of precipitation is accumulated. In Arimo, during the entire year, the rain falls for 118.3 days and collects up to 16.42" (417mm) of precipitation.Snowfall
In Arimo, snow does not fall in June through August.Daylight
In August, the average length of the day is 13h and 51min.On the first day of the month, sunrise is at 6:21 am and sunset at 8:48 pm. On the last day of August, sunrise is at 6:53 am and sunset at 8:04 pm MDT.
Sunshine
July and August, with an average of 11.9h of sunshine, are months with the most sunshine in Arimo, Idaho.UV index
The average daily maximum UV index in August is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the average person.Note: An average maximum UV index of 5 in August leads to these recommendations:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Arimo, ID
- Average high temperature in August: 83.7°F
The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is December (28.9°F).
- Average low temperature in August: 56.1°F
The month with the highest average low temperature is July (56.3°F).
The coldest month (with the lowest average low temperature) is January (15.3°F).
Average pressure in August
Arimo, ID
- Average pressure in August: 29.92"Hg
The month with the highest atmospheric pressure is January (30.3"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in August
Arimo, ID
- Average wind speed in August: 6.1mph
The windiest month (with the highest average wind speed) is April (6.8mph).
The calmest month (with the lowest average wind speed) is January (4.8mph).
Average humidity in August
Arimo, ID
- Average humidity in August: 35%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (35%).
Average rainfall in August
Arimo, ID
- Average rainfall in August: 0.63"
The wettest month (with the highest rainfall) is February (2.05").
The driest month (with the least rainfall) is July (0.55").
Average rainfall days in August
Arimo, ID
- Average rainfall days in August: 7.9 days
The month with the highest number of rainy days is May (15.9 days).
The month with the least rainy days is January (6.6 days).
Average snowfall in August
Arimo, ID
- Average snowfall in August: 0"
The month with the highest snowfall is January (13.78").
The months with the least snowfall are June, July and August (0").
Average snowfall days in August
Arimo, ID
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (15.8 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in August /
Average sunshine in August
Arimo, ID
- Average daylight in August: 13h and 54min
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 6min).
- Average sunshine in August: 11h and 54min
The months with the most sunshine are July and August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).
Average sunshine days in August
Arimo, ID
- Average sunshine days in August: 19.1 days
The month with the most sunshine days is October (19.4 days).
The month with the least sunshine days is February (9.9 days).
Average UV index in August
Arimo, ID
- Average UV index in August: 5
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in August
Arimo, ID
- Average cloud cover in August: 11
The month with the most cloud cover is February (Cloud cover 52).
The months with the least cloud cover are July and August (Cloud cover 11).
Average visibility in August
Arimo, ID
- Average visibility in August: 6mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (4mi).





