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 an average high-temperature of 69.1°F (20.6°C) and an average low-temperature of 57.7°F (14.3°C), August is the warmest month.Humidity
The average relative humidity in August is 81%.Rainfall
In Chatham, in August, it is raining for 12.8 days, with typically 1.81" (46mm) of accumulated precipitation. Throughout the year, there are 122.5 rainfall days, and 21.89" (556mm) of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in August is 14h and 7min.On the first day of August, sunrise is at 6:30 am and sunset at 9:17 pm. On the last day of the month, sunrise is at 7:07 am and sunset at 8:27 pm EDT.
Sunshine
The average sunshine in August is 9.4h.UV index
July and August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the average person.Note: In August, a daily UV index of 5 turns into the following recommendations:
Exercise care. People with light skin might get burns in fewer than 30 minutes. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the hottest in Chatham?
What is the usual temperature for Chatham in August?
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 Chatham have in August?
What time are sunrise and sunset in August?
How many hours of sunshine does Chatham have in August?
When is the highest UV index?
What is the UV index reading in August in Chatham?
Average temperature in August
Chatham, MI
- Average high temperature in August: 69.1°F
The warmest month (with the highest average high temperature) is August (69.1°F).
The month with the lowest average high temperature is January (23.7°F).
- Average low temperature in August: 57.7°F
The month with the highest average low temperature is August (57.7°F).
The coldest month (with the lowest average low temperature) is February (16.2°F).
Average pressure in August
Chatham, MI
- Average pressure in August: 29.94"Hg
The month with the highest atmospheric pressure is March (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in August
Chatham, MI
- Average wind speed in August: 8.5mph
The windiest month (with the highest average wind speed) is January (12.7mph).
The calmest month (with the lowest average wind speed) is July (8mph).
Average humidity in August
Chatham, MI
- Average humidity in August: 81%
The months with the highest relative humidity are January and February (87%).
The month with the lowest relative humidity is May (76%).
Average rainfall in August
Chatham, MI
- Average rainfall in August: 1.81"
The wettest month (with the highest rainfall) is October (2.56").
The driest month (with the least rainfall) is January (1.26").
Average rainfall days in August
Chatham, MI
- Average rainfall days in August: 12.8 days
The month with the highest number of rainy days is October (14.6 days).
The month with the least rainy days is February (2.8 days).
Average snowfall in August
Chatham, MI
- Average snowfall in August: 0"
The month with the highest snowfall is December (6.14").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in August
Chatham, MI
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (20.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in August /
Average sunshine in August
Chatham, MI
- Average daylight in August: 14h and 1min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in August: 9h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 1h and 48min).
Average sunshine days in August
Chatham, MI
- Average sunshine days in August: 16.3 days
The month with the most sunshine days is August (16.3 days).
The month with the least sunshine days is January (6.4 days).
Average UV index in August
Chatham, MI
- Average UV index in August: 5
The months with the highest UV index are July and August (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 1).
Average cloud cover in August
Chatham, MI
- Average cloud cover in August: 33
The month with the most cloud cover is January (Cloud cover 82).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in August
Chatham, MI
- Average visibility in August: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (5mi).
Chatham, Michigan, USA
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