August weather forecastAlto, MI
August
Weather in August
The last month of the summer, August, is also a moderately hot month in Alto, Michigan, with temperature in the range of an average low of 59.5°F (15.3°C) and an average high of 78.3°F (25.7°C).Temperature
With the transition into August, Alto notes an average high-temperature of a still moderately hot 78.3°F (25.7°C), closely resembling July. The average temperature during August nights in Alto is registered at a refreshing 59.5°F (15.3°C).Humidity
The average relative humidity in August is 79%.Rainfall
In Alto, in August, it is raining for 13.6 days, with typically 1.93" (49mm) of accumulated precipitation. In Alto, during the entire year, the rain falls for 146.3 days and collects up to 23.07" (586mm) of precipitation.Snowfall
In Alto, snow does not fall in June through September.Daylight
In Alto, the average length of the day in August is 13h and 53min.On the first day of August, sunrise is at 6:33 am and sunset at 9:02 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 8:17 pm EDT.
Sunshine
In August, the average sunshine in Alto is 9.5h.UV index
The month with the highest UV index is August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for the average person.Note: In August, an average UV index of 6 transforms into the following instructions:
Undertake precautions and comply with sun safety standards. Protection from skin and eye injury is vital. The Sun's UV radiation is most potent between the hours of 10 a.m. and 4 p.m. Try to avoid direct sunlight during this time. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Alto, MI
- Average high temperature in August: 78.3°F
The warmest month (with the highest average high temperature) is July (79.5°F).
The month with the lowest average high temperature is January (27.3°F).
- Average low temperature in August: 59.5°F
The month with the highest average low temperature is July (60.8°F).
The coldest month (with the lowest average low temperature) is January (17.8°F).
Average pressure in August
Alto, MI
- Average pressure in August: 29.97"Hg
The month with the highest atmospheric pressure is March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in August
Alto, MI
- Average wind speed in August: 6.6mph
The windiest month (with the highest average wind speed) is April (9.9mph).
The calmest month (with the lowest average wind speed) is July (6.5mph).
Average humidity in August
Alto, MI
- Average humidity in August: 79%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is April (75%).
Average rainfall in August
Alto, MI
- Average rainfall in August: 1.93"
The wettest month (with the highest rainfall) is October (2.76").
The driest month (with the least rainfall) is November (1.38").
Average rainfall days in August
Alto, MI
- Average rainfall days in August: 13.6 days
The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is February (6 days).
Average snowfall in August
Alto, MI
- Average snowfall in August: 0"
The month with the highest snowfall is January (5.47").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in August
Alto, MI
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (19.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in August /
Average sunshine in August
Alto, MI
- Average daylight in August: 13h and 54min
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 30min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 2h and 24min).
Average sunshine days in August
Alto, MI
- Average sunshine days in August: 14.1 days
The month with the most sunshine days is September (16.3 days).
The month with the least sunshine days is February (8.1 days).
Average UV index in August
Alto, MI
- Average UV index in August: 6
The month with the highest UV index is August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in August
Alto, MI
- Average cloud cover in August: 34
The month with the most cloud cover is January (Cloud cover 74).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in August
Alto, MI
- Average visibility in August: 6mi
The months with the highest visibility are March, April, May, June, July, August, October and November (6mi).
The month with the lowest visibility is January (4mi).





