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
August's advent notes a subtle adjustment in average high-temperature to a still moderately hot 78.3°F (25.7°C) from July. August in Superior sees the temperature falling to a mean low of 59.5°F (15.3°C).Humidity
In Superior, the average relative humidity in August is 79%.Rainfall
In Superior, during August, the rain falls for 14.8 days and regularly aggregates up to 2.13" (54mm) of precipitation. Throughout the year, there are 124.6 rainfall days, and 24.37" (619mm) of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
In Superior, Iowa, the average length of the day in August is 13h and 55min.On the first day of August, sunrise is at 6:10 am and sunset at 8:41 pm. On the last day of the month, sunrise is at 6:43 am and sunset at 7:56 pm CDT.
Sunshine
In August, the average sunshine in Superior is 9.5h.UV index
In Superior, the average daily maximum UV index in August is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.Note: The daily maximum UV index of 5 in August interprets into the following advice:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in August in Superior?
What is the average humidity in August in Superior?
How much does it rain in Superior in August?
When it does not snow in Superior?
What is the average length of the day in August in Superior?
When is the sunrise / sunset in August in Superior?
How long on average sun shines in August in Superior?
How high is the UV index in August in Superior?
Average temperature in August
Superior, IA
- Average high temperature in August: 78.3°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (22.5°F).
- Average low temperature in August: 59.5°F
The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (9.3°F).
Average pressure in August
Superior, IA
- Average pressure in August: 29.95"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in August
Superior, IA
- Average wind speed in August: 7.9mph
The windiest months (with the highest average wind speed) are January, February and April (11.2mph).
The calmest month (with the lowest average wind speed) is July (7.8mph).
Average humidity in August
Superior, IA
- Average humidity in August: 79%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is October (68%).
Average rainfall in August
Superior, IA
- Average rainfall in August: 2.13"
The wettest month (with the highest rainfall) is June (3.9").
The driest month (with the least rainfall) is January (0.83").
Average rainfall days in August
Superior, IA
- Average rainfall days in August: 14.8 days
The month with the highest number of rainy days is June (18.8 days).
The month with the least rainy days is February (2.1 days).
Average snowfall in August
Superior, IA
- Average snowfall in August: 0"
The month with the highest snowfall is February (5.47").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in August
Superior, IA
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is December (10.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in August /
Average sunshine in August
Superior, IA
- 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: 9h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in August
Superior, IA
- Average sunshine days in August: 13.9 days
The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is June (8.6 days).
Average UV index in August
Superior, 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, February and November (UV index 1).
Average cloud cover in August
Superior, IA
- Average cloud cover in August: 33
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in August
Superior, IA
- Average visibility in August: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Superior, Iowa, USA
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