July weather forecastCopper Harbor, MI

July
Weather in July
July tends to be Copper Harbor's warmest month, with temperatures soaring to an impressive high of 62.6°F (17°C). A UV index of 5, the highest recorded all year, corresponds with the heat, necessitating protection from the potent sunlight. Transitioning from the moderate warmth of June, July signifies the height of summer, eventually cooling down slightly with the advent of August.Temperature
The arrival of July witnesses a small shift in the average high-temperature, moving from a fresh 50.2°F (10.1°C) in June to a mild 57.4°F (14.1°C). The July nights in Copper Harbor show a slight decrease to a mean low-temperature of 51.6°F (10.9°C).Humidity
The months with the highest humidity in Copper Harbor are January and July, with an average relative humidity of 85%.Rainfall
In Copper Harbor, in July, it is raining for 13.2 days, with typically 2.13" (54mm) of accumulated precipitation. In Copper Harbor, during the entire year, the rain falls for 116.2 days and collects up to 23.46" (596mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in July is 15h and 31min.On the first day of the month, sunrise is at 5:58 am and sunset at 9:52 pm. On the last day of July, sunrise is at 6:29 am and sunset at 9:26 pm EDT.
Sunshine
July has the most sunshine of the year, with an average of 10h of sunshine.UV index
July and August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.Note: The daily high UV index of 5 during July translates into the following recommendations:
Exercise prevention - Precautions against solar damage are endorsed. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Opt for tightly woven and loose clothing to enhance protection from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in July
Copper Harbor, MI
- Average high temperature in July: 57.4°F
The warmest month (with the highest average high temperature) is August (62.6°F).
The month with the lowest average high temperature is January (24.3°F).
- Average low temperature in July: 51.6°F
The month with the highest average low temperature is August (57.6°F).
The coldest month (with the lowest average low temperature) is February (17.2°F).
Average pressure in July
Copper Harbor, MI
- Average pressure in July: 29.92"Hg
The month with the highest atmospheric pressure is March (30.09"Hg).
The months with the lowest atmospheric pressure are June and July (29.92"Hg).
Average wind speed in July
Copper Harbor, MI
- Average wind speed in July: 10mph
The windiest month (with the highest average wind speed) is January (17.8mph).
The calmest month (with the lowest average wind speed) is July (10mph).
Average humidity in July
Copper Harbor, MI
- Average humidity in July: 85%
The months with the highest relative humidity are January and July (85%).
The months with the lowest relative humidity are October and November (78%).
Average rainfall in July
Copper Harbor, MI
- Average rainfall in July: 2.13"
The wettest month (with the highest rainfall) is August (2.48").
The driest month (with the least rainfall) is March (1.46").
Average rainfall days in July
Copper Harbor, MI
- Average rainfall days in July: 13.2 days
The month with the highest number of rainy days is October (15.7 days).
The month with the least rainy days is February (1.4 days).
Average snowfall in July
Copper Harbor, MI
- Average snowfall in July: 0"
The month with the highest snowfall is December (3.86").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in July
Copper Harbor, MI
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is January (17.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in July /
Average sunshine in July
Copper Harbor, MI
- Average daylight in July: 15h and 30min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in July: 10h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 1h and 12min).
Average sunshine days in July
Copper Harbor, MI
- Average sunshine days in July: 16.7 days
The months with the most sunshine days are July and August (16.7 days).
The month with the least sunshine days is January (3.8 days).
Average UV index in July
Copper Harbor, MI
- Average UV index in July: 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 July
Copper Harbor, MI
- Average cloud cover in July: 32
The month with the most cloud cover is January (Cloud cover 89).
The months with the least cloud cover are July and August (Cloud cover 32).
Average visibility in July
Copper Harbor, MI
- Average visibility in July: 6mi
The months with the highest visibility are March, April, May, June, July, August, September and October (6mi).
The months with the lowest visibility are January and December (4mi).





