Contents
- Weather in August
- Frequently asked questions
- Average temperature in August
- Average pressure in August
- Average wind speed in August
- Average humidity in August
- Average rainfall in August
- Average rainfall days in August
- Average snowfall in August
- Average snowfall days in August
- Average daylight in August
- Average sunshine in August
- Average sunshine days in August
- Average UV index in August
- Average cloud cover in August
- Average visibility in August
Weather in August
Temperature
Eighteenmile experiences a subtle adjustment in high-temperatures to a still warm 75.7°F (24.3°C) with the onset of August, maintaining near parity with July's 77.4°F (25.2°C). Eighteenmile notes a substantial temperature decline from the daytime peaks throughout August, with an average nighttime temperature of 46.6°F (8.1°C).Humidity
The least humid month is August, with an average relative humidity of 47%.Rainfall
In Eighteenmile, Idaho, during August, the rain falls for 8 days and regularly aggregates up to 0.71" (18mm) of precipitation. Throughout the year, there are 106.1 rainfall days, and 20.83" (529mm) of precipitation is accumulated.Snowfall
August is the only month when snow does not fall.Daylight
In August, the average length of the day is 13h and 58min.On the first day of the month, sunrise is at 6:15 am and sunset at 8:51 pm. On the last day of August, sunrise is at 6:50 am and sunset at 8:05 pm MDT.
Sunshine
In August, the average sunshine in Eighteenmile is 11.6h.UV index
In Eighteenmile, Idaho, the average daily maximum UV index in August is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: The average daily UV index of 4 in August transforms into the following instructions:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Frequently asked questions
What is the temperature in August in Eighteenmile?
What is the least humid month in Eighteenmile?
What is the average humidity in August in Eighteenmile?
How much does it rain in Eighteenmile in August?
When it does not snow in Eighteenmile?
Does it snow in Eighteenmile in August?
How many hours of daylight does Eighteenmile have in August?
What time are sunrise and sunset in August in Eighteenmile?
How long on average sun shines in August in Eighteenmile?
How high is the UV index in August in Eighteenmile?
Average temperature in August
Eighteenmile, ID
- Average high temperature in August: 75.7°F
The warmest month (with the highest average high temperature) is July (77.4°F).
The month with the lowest average high temperature is December (22.3°F).
- Average low temperature in August: 46.6°F
The month with the highest average low temperature is August (46.6°F).
The coldest months (with the lowest average low temperature) are January and December (6.8°F).
Average pressure in August
Eighteenmile, ID
- Average pressure in August: 29.98"Hg
The month with the highest atmospheric pressure is January (30.26"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in August
Eighteenmile, ID
- Average wind speed in August: 5.6mph
The windiest month (with the highest average wind speed) is June (6.3mph).
The calmest month (with the lowest average wind speed) is January (4.4mph).
Average humidity in August
Eighteenmile, ID
- Average humidity in August: 47%
The months with the highest relative humidity are January and February (94%).
The month with the lowest relative humidity is August (47%).
Average rainfall in August
Eighteenmile, ID
- Average rainfall in August: 0.71"
The wettest month (with the highest rainfall) is February (2.64").
The driest month (with the least rainfall) is July (0.47").
Average rainfall days in August
Eighteenmile, ID
- Average rainfall days in August: 8 days
The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is January (3.8 days).
Average snowfall in August
Eighteenmile, ID
- Average snowfall in August: 0"
The month with the highest snowfall is January (19.84").
The month with the least snowfall is August (0").
Average snowfall days in August
Eighteenmile, ID
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is December (23 days).
The month with the least snowfall days is August (0 days).
Average daylight in August /
Average sunshine in August
Eighteenmile, ID
- Average daylight in August: 14h and 0min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in August: 11h and 4min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in August
Eighteenmile, ID
- Average sunshine days in August: 20.3 days
The month with the most sunshine days is July (21.2 days).
The month with the least sunshine days is February (5.9 days).
Average UV index in August
Eighteenmile, ID
- Average UV index in August: 4
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in August
Eighteenmile, ID
- Average cloud cover in August: 14
The month with the most cloud cover is February (Cloud cover 67).
The month with the least cloud cover is July (Cloud cover 13).
Average visibility in August
Eighteenmile, ID
- Average visibility in August: 6mi
The months with the highest visibility are May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February and December (3mi).
Eighteenmile, Idaho, USA
Weather forecast for your location
2. Allow the app to use your location
