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
North Washington's weather in August, with an average high-temperature of a still moderately hot 77.4°F (25.2°C), subtly shifts from July's 79°F (26.1°C). Throughout August, the nighttime temperature averages to a mild 59.5°F (15.3°C).Humidity
In August, the average relative humidity is 82%.Rainfall
In North Washington, during August, the rain falls for 10.6 days and regularly aggregates up to 1.02" (26mm) of precipitation. Throughout the year, there are 98 rainfall days, and 9.8" (249mm) of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in August is 13h and 53min.On the first day of August, sunrise is at 6:01 am and sunset at 8:30 pm. On the last day of the month, sunrise is at 6:33 am and sunset at 7:45 pm CDT.
Sunshine
In North Washington, the average sunshine in August is 9.7h.UV index
The average daily maximum UV index in August is 5. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: During August, 5 as the daily maximum UV index converts into the following advice:
Heed the precautions - Suggestions to avoid sunburn are made. Minimize direct exposure to the Sun during midday when its radiation is at its peak. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average August temperature?
What is the average humidity in August?
How much does it rain in August?
When it does not snow?
How many hours of daylight does North Washington have in August?
When are sunrise and sunset in August?
How long on average sun shines in August?
What is the UV index reading in August in North Washington?
Average temperature in August
North Washington, IA
- Average high temperature in August: 77.4°F
The warmest month (with the highest average high temperature) is July (79°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 (62.6°F).
The coldest month (with the lowest average low temperature) is January (10.6°F).
Average pressure in August
North Washington, IA
- Average pressure in August: 29.96"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in August
North Washington, IA
- Average wind speed in August: 7.2mph
The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (7.2mph).
Average humidity in August
North Washington, 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 (73%).
Average rainfall in August
North Washington, IA
- Average rainfall in August: 1.02"
The wettest month (with the highest rainfall) is June (1.5").
The driest month (with the least rainfall) is January (0.31").
Average rainfall days in August
North Washington, IA
- Average rainfall days in August: 10.6 days
The month with the highest number of rainy days is June (14.5 days).
The month with the least rainy days is February (2 days).
Average snowfall in August
North Washington, IA
- Average snowfall in August: 0"
The month with the highest snowfall is February (1.85").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in August
North Washington, IA
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (9.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in August /
Average sunshine in August
North Washington, 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 30min).
Average sunshine days in August
North Washington, IA
- Average sunshine days in August: 18 days
The month with the most sunshine days is November (22 days).
The month with the least sunshine days is June (13.3 days).
Average UV index in August
North Washington, IA
- Average UV index in August: 5
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in August
North Washington, 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
North Washington, IA
- Average visibility in August: 6mi
The months with the highest visibility are February, March, April, May, June, August, September, October, November and December (6mi).
The months with the lowest visibility are January and July (5mi).
North Washington, Iowa, USA
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