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
With the start of August, Garner measures an average high-temperature of a still moderately hot 77.5°F (25.3°C), not significantly differing from July's 79.3°F (26.3°C). August is noted for a mean low-temperature of 60.3°F (15.7°C).Humidity
The average relative humidity in August is 82%.Rainfall
In Garner, Iowa, in August, during 9.1 rainfall days, 0.67" (17mm) of precipitation is typically accumulated. In Garner, during the entire year, the rain falls for 80.2 days and collects up to 6.14" (156mm) of precipitation.Snowfall
June through September are months without snowfall in Garner.Daylight
In Garner, the average length of the day in August is 13h and 53min.On the first day of August in Garner, sunrise is at 6:05 am and sunset at 8:35 pm. On the last day of the month, sunrise is at 6:38 am and sunset at 7:50 pm CDT.
Sunshine
In Garner, the average sunshine in August is 9.6h.UV index
In August, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the average person.Note: In August, a daily UV index of 5 turns into the following recommendations:
Heed the precautions - It is counselled to guard against solar damage. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average August temperature in Garner?
What is the average humidity in August in Garner?
How much does it rain in Garner in August?
When it does not snow in Garner?
How many hours of daylight does Garner have in August?
What time are sunrise and sunset in August in Garner?
How long on average sun shines in August in Garner?
How high is the UV index in August in Garner?
Average temperature in August
Garner, IA
- Average high temperature in August: 77.5°F
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (22.5°F).
- Average low temperature in August: 60.3°F
The month with the highest average low temperature is July (62.8°F).
The coldest month (with the lowest average low temperature) is January (10.2°F).
Average pressure in August
Garner, IA
- Average pressure in August: 29.96"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in August
Garner, IA
- Average wind speed in August: 7.5mph
The windiest month (with the highest average wind speed) is April (11mph).
The calmest month (with the lowest average wind speed) is July (7.4mph).
Average humidity in August
Garner, IA
- Average humidity in August: 82%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is October (70%).
Average rainfall in August
Garner, IA
- Average rainfall in August: 0.67"
The wettest month (with the highest rainfall) is June (0.87").
The driest month (with the least rainfall) is January (0.2").
Average rainfall days in August
Garner, IA
- Average rainfall days in August: 9.1 days
The month with the highest number of rainy days is June (12 days).
The months with the least rainy days are January and February (1.7 days).
Average snowfall in August
Garner, IA
- Average snowfall in August: 0"
The month with the highest snowfall is February (1.14").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in August
Garner, IA
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (8.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in August /
Average sunshine in August
Garner, IA
- Average daylight in August: 13h and 5min
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: 9h and 4min
The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in August
Garner, IA
- Average sunshine days in August: 17.8 days
The month with the most sunshine days is January (24.6 days).
The month with the least sunshine days is June (14.8 days).
Average UV index in August
Garner, IA
- Average UV index in August: 5
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in August
Garner, IA
- Average cloud cover in August: 32
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in August
Garner, IA
- Average visibility in August: 5mi
The months with the highest visibility are February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are January, July and August (5mi).
Garner, Iowa, USA
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