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
The arrival of August brings an average high-temperature of a still warm 77.7°F (25.4°C), closely following the temperature pattern of July. Washington records a mean low-temperature of 60.6°F (15.9°C) in August.Humidity
In Washington, the average relative humidity in August is 78%.Rainfall
In Washington, during August, the rain falls for 15.9 days and regularly aggregates up to 2.24" (57mm) of precipitation. In Washington, during the entire year, the rain falls for 158.2 days and collects up to 26.14" (664mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
In Washington, the average length of the day in August is 13h and 52min.On the first day of the month, sunrise is at 6:24 am and sunset at 8:52 pm. On the last day of August, sunrise is at 6:56 am and sunset at 8:07 pm EDT.
Sunshine
In Washington, the average sunshine in August is 10.1h.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 rays for ordinary individuals.Note: The daily high UV index of 5 in August translates into this advice:
Exercise prevention - Protecting skin and eyes from harm is required. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and 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 many days does it rain in August?
When it does not snow in Washington?
What is the average length of the day in August?
When is the sunrise / sunset in August?
How many hours of sunshine does Washington have in August?
What is the UV index intensity in August?
Average temperature in August
Washington, MI
- Average high temperature in August: 77.7°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 (27.7°F).
- Average low temperature in August: 60.6°F
The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (17.4°F).
Average pressure in August
Washington, MI
- Average pressure in August: 29.97"Hg
The months with the highest atmospheric pressure are March and November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in August
Washington, MI
- Average wind speed in August: 6.8mph
The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).
Average humidity in August
Washington, MI
- Average humidity in August: 78%
The months with the highest relative humidity are January and February (86%).
The month with the lowest relative humidity is April (76%).
Average rainfall in August
Washington, MI
- Average rainfall in August: 2.24"
The wettest month (with the highest rainfall) is April (3.03").
The driest month (with the least rainfall) is December (1.61").
Average rainfall days in August
Washington, MI
- Average rainfall days in August: 15.9 days
The month with the highest number of rainy days is May (17.9 days).
The month with the least rainy days is February (7 days).
Average snowfall in August
Washington, MI
- Average snowfall in August: 0"
The month with the highest snowfall is February (5.75").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in August
Washington, MI
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (16.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in August /
Average sunshine in August
Washington, MI
- 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: 10h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).
Average sunshine days in August
Washington, MI
- Average sunshine days in August: 12.4 days
The month with the most sunshine days is September (13.8 days).
The month with the least sunshine days is February (8.2 days).
Average UV index in August
Washington, MI
- Average UV index in August: 5
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in August
Washington, MI
- Average cloud cover in August: 31
The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility in August
Washington, MI
- Average visibility in August: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).
Washington, Michigan, USA
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