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
August
Weather in August
Temperature
August brings an average high-temperature of an agreeable 73.2°F (22.9°C), showing a slight difference from July's 74.1°F (23.4°C). Ketchum measures a considerable dip from daytime highs with an average low-temperature of 50.5°F (10.3°C) during August.Humidity
August is the least humid month, with an average relative humidity of 37%.Rainfall
In August, in Ketchum, the rain falls for 6.5 days. Throughout August, 0.51" (13mm) of precipitation is accumulated. Throughout the year, in Ketchum, there are 107.7 rainfall days, and 15.63" (397mm) of precipitation is accumulated.Snowfall
In Ketchum, snow does not fall in July and August.Daylight
In August, the average length of the day is 13h and 56min.On the first day of August, sunrise is at 6:27 am and sunset at 9:00 pm. On the last day of the month, sunrise is at 7:00 am and sunset at 8:14 pm MDT.
Sunshine
In Ketchum, the average sunshine in August is 11.8h.UV index
In August, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: In August, a daily UV index of 4 turns into the following recommendations:
Exercise caution. Those with pale skin may experience burns in less than half an hour. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Ketchum in August?
What is the least humid month?
What is the average humidity in August?
How much does it rain in August?
When it does not snow?
Does it snow in August?
What is the average length of the day in August?
When is the sunrise / sunset in August?
How many hours of sunshine does Ketchum have in August?
What is the UV index reading in August?
Average temperature in August
Ketchum, ID
- Average high temperature in August: 73.2°F
The warmest month (with the highest average high temperature) is July (74.1°F).
The month with the lowest average high temperature is December (25°F).
- Average low temperature in August: 50.5°F
The months with the highest average low temperature are July and August (50.5°F).
The coldest month (with the lowest average low temperature) is January (8.4°F).
Average pressure in August
Ketchum, ID
- Average pressure in August: 29.92"Hg
The month with the highest atmospheric pressure is January (30.27"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in August
Ketchum, ID
- Average wind speed in August: 5.9mph
The windiest month (with the highest average wind speed) is July (6.3mph).
The calmest month (with the lowest average wind speed) is January (4.5mph).
Average humidity in August
Ketchum, ID
- Average humidity in August: 37%
The month with the highest relative humidity is February (87%).
The month with the lowest relative humidity is August (37%).
Average rainfall in August
Ketchum, ID
- Average rainfall in August: 0.51"
The wettest month (with the highest rainfall) is March (2.01").
The driest month (with the least rainfall) is July (0.43").
Average rainfall days in August
Ketchum, ID
- Average rainfall days in August: 6.5 days
The month with the highest number of rainy days is May (14.8 days).
The month with the least rainy days is July (5.9 days).
Average snowfall in August
Ketchum, ID
- Average snowfall in August: 0"
The month with the highest snowfall is February (15").
The months with the least snowfall are July and August (0").
Average snowfall days in August
Ketchum, ID
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is March (16 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in August /
Average sunshine in August
Ketchum, ID
- Average daylight in August: 13h and 5min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in August: 11h and 5min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 42min).
Average sunshine days in August
Ketchum, ID
- Average sunshine days in August: 20.6 days
The month with the most sunshine days is July (20.8 days).
The month with the least sunshine days is April (11.1 days).
Average UV index in August
Ketchum, ID
- Average UV index in August: 4
The months with the highest UV index are June and July (UV index 5).
The month with the lowest UV index is February (UV index 1).
Average cloud cover in August
Ketchum, ID
- Average cloud cover in August: 11
The month with the most cloud cover is February (Cloud cover 44).
The month with the least cloud cover is July (Cloud cover 10).
Average visibility in August
Ketchum, 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).