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 advent of August, Howell experiences an average high-temperature of a still warm 77.5°F (25.3°C), mirroring a close resemblance to the previous month. Howell encounters an average low-temperature of 59.5°F (15.3°C) during August nights.Humidity
In August, the average relative humidity is 80%.Rainfall
In Howell, during August, the rain falls for 14.1 days and regularly aggregates up to 2.01" (51mm) of precipitation. Throughout the year, there are 148.5 rainfall days, and 23.39" (594mm) of precipitation is accumulated.Snowfall
In Howell, snow does not fall in June through September.Daylight
In August, the average length of the day is 13h and 52min.On the first day of August, sunrise is at 6:28 am and sunset at 8:55 pm. On the last day of the month, sunrise is at 7:00 am and sunset at 8:11 pm EDT.
Sunshine
In Howell, the average sunshine in August is 9.7h.UV index
May through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for average individuals.Note: A maximum high daily UV index of 5 during August translates into the following directions:
Be vigilant - A duty to shield skin and eyes from injury exists. Direct Sun exposure should be minimized especially during midday when radiation is most intense. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Howell in August?
What is the average humidity in August?
How many days does it rain in August?
When it does not snow?
What is the average length of the day in August?
When are sunrise and sunset in August?
How long on average sun shines in August?
What are the months with the highest UV index?
How high is the UV index in August?
Average temperature in August
Howell, MI
- Average high temperature in August: 77.5°F
The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is January (27.7°F).
- Average low temperature in August: 59.5°F
The month with the highest average low temperature is July (61.2°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).
Average pressure in August
Howell, 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
Howell, MI
- Average wind speed in August: 6.6mph
The windiest months (with the highest average wind speed) are January and February (10.1mph).
The calmest month (with the lowest average wind speed) is July (6.5mph).
Average humidity in August
Howell, MI
- Average humidity in August: 80%
The months with the highest relative humidity are January and February (87%).
The month with the lowest relative humidity is April (77%).
Average rainfall in August
Howell, MI
- Average rainfall in August: 2.01"
The wettest month (with the highest rainfall) is May (2.91").
The driest month (with the least rainfall) is December (1.3").
Average rainfall days in August
Howell, MI
- Average rainfall days in August: 14.1 days
The month with the highest number of rainy days is May (17.6 days).
The month with the least rainy days is February (5.6 days).
Average snowfall in August
Howell, MI
- Average snowfall in August: 0"
The month with the highest snowfall is February (4.57").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in August
Howell, MI
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (16 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in August /
Average sunshine in August
Howell, 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: 9h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).
Average sunshine days in August
Howell, MI
- Average sunshine days in August: 13.7 days
The month with the most sunshine days is September (15 days).
The month with the least sunshine days is February (9.9 days).
Average UV index in August
Howell, MI
- Average UV index in August: 5
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in August
Howell, MI
- Average cloud cover in August: 33
The month with the most cloud cover is January (Cloud cover 71).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in August
Howell, MI
- Average visibility in August: 6mi
The months with the highest visibility are March, April, May, June, July, August, October and November (6mi).
The months with the lowest visibility are January, February, September and December (5mi).
Howell, Michigan, USA
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