Contents
- Weather in July
- Frequently asked questions
- Average temperature in July
- Average pressure in July
- Average wind speed in July
- Average humidity in July
- Average rainfall in July
- Average rainfall days in July
- Average snowfall in July
- Average snowfall days in July
- Average daylight in July
- Average sunshine in July
- Average sunshine days in July
- Average UV index in July
- Average cloud cover in July
- Average visibility in July
Weather in July
Temperature
Petersburg reaches its highest average temperatures in July, measuring 80.1°F (26.7°C) at the peak and 63.1°F (17.3°C) at the lowest.Humidity
In July, the average relative humidity is 79%.Rainfall
In July, the rain falls for 14.3 days. Throughout July, 1.69" (43mm) of precipitation is accumulated. In Petersburg, during the entire year, the rain falls for 132.8 days and collects up to 16.18" (411mm) of precipitation.Snowfall
May through October are months without snowfall.Daylight
In July, the average length of the day is 14h and 52min.On the first day of the month, sunrise is at 6:03 am and sunset at 9:13 pm. On the last day of July, sunrise is at 6:28 am and sunset at 8:54 pm EDT.
Sunshine
July has the most sunshine of the year, with an average of 10.3h of sunshine.UV index
The months with the highest UV index in Petersburg, Michigan, are June and July, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for the average person.Note: In July, the maximum UV index of 6 transforms into these recommendations:
Stick with precautions and abide by sun safety procedures. Evading sunburn is essential. 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. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the warmest month?
What are the temperatures in July?
What is the average humidity in July?
How many days does it rain in July?
When it does not snow?
How many hours of daylight does Petersburg have in July?
What time are sunrise and sunset in July?
What month has the most sunshine?
How many hours of sunshine does Petersburg have in July?
When is the highest UV index?
How high is the UV index in July?
Average temperature in July
Petersburg, MI
- Average high temperature in July: 80.1°F
The warmest month (with the highest average high temperature) is July (80.1°F).
The month with the lowest average high temperature is January (29.7°F).
- Average low temperature in July: 63.1°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).
Average pressure in July
Petersburg, MI
- Average pressure in July: 29.96"Hg
The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in July
Petersburg, MI
- Average wind speed in July: 6.3mph
The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest month (with the lowest average wind speed) is July (6.3mph).
Average humidity in July
Petersburg, MI
- Average humidity in July: 79%
The months with the highest relative humidity are January and February (85%).
The month with the lowest relative humidity is October (75%).
Average rainfall in July
Petersburg, MI
- Average rainfall in July: 1.69"
The wettest month (with the highest rainfall) is June (2.13").
The driest month (with the least rainfall) is December (0.71").
Average rainfall days in July
Petersburg, MI
- Average rainfall days in July: 14.3 days
The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is February (5.2 days).
Average snowfall in July
Petersburg, MI
- Average snowfall in July: 0"
The month with the highest snowfall is January (2.44").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in July
Petersburg, MI
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is January (12.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in July /
Average sunshine in July
Petersburg, MI
- Average daylight in July: 14h and 5min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in July: 10h and 2min
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 July
Petersburg, MI
- Average sunshine days in July: 12.9 days
The month with the most sunshine days is October (17.3 days).
The month with the least sunshine days is May (11.4 days).
Average UV index in July
Petersburg, MI
- Average UV index in July: 6
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in July
Petersburg, MI
- Average cloud cover in July: 30
The month with the most cloud cover is January (Cloud cover 67).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility in July
Petersburg, MI
- Average visibility in July: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Petersburg, Michigan, USA
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