July weather forecast
Rochester, MI

Weather in July

July, the same as June, is a moderately hot summer month in Rochester, Michigan, with average temperature fluctuating between 80.2°F (26.8°C) and 63.1°F (17.3°C).

Temperature

The warmest month is July, with an average high-temperature of 80.2°F (26.8°C) and an average low-temperature of 63.1°F (17.3°C).

Humidity

April, May, July and August, with an average relative humidity of 75%, are the least humid months in Rochester.

Rainfall

In Rochester, Michigan, in July, during 15 rainfall days, 1.85" (47mm) of precipitation is typically accumulated. In Rochester, during the entire year, the rain falls for 146.2 days and collects up to 18.5" (470mm) of precipitation.

Snowfall

In Rochester snow does not fall in June through September.

Daylight

In Rochester, the average length of the day is 14.9h.

Sunshine

With an average of 10.6h of sunshine, July has the most sunshine of the year.

UV index

Months with the highest UV index in Rochester are July and August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health hazard from unsafe exposure to the UV radiation for ordinary individuals.
Note: In July, the average maximum UV index of 6 translate into the following recommendations:
Take precautions against overexposure. Protection against sun damage is needed. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the warmest month in Rochester?

With an average high-temperature of 80.2°F (26.8°C) and an average low-temperature of 63.1°F (17.3°C), July is the warmest month in Rochester, Michigan.

What is the least humid month in Rochester?

April, May, July and August, with an average relative humidity of 75%, are the least humid months in Rochester, Michigan.

What is the average humidity in July in Rochester?

In Rochester, Michigan, the average relative humidity in July is 75%.

How much does it rain in Rochester in July?

In July, in Rochester, the rain falls for 15 days. Throughout July, 1.85" (47mm) of precipitation is accumulated.

When it does not snow in Rochester?

In Rochester snow does not fall in June through September.

What is the average length of the day in July in Rochester?

In July, the average length of the day is 14.9h.

What month has the most sunshine in Rochester?

With an average of 10.6h of sunshine, July has the most sunshine of the year in Rochester, Michigan.

How many hours of sunshine does Rochester have in July?

In July, the average sunshine in Rochester, Michigan, is 10.6h.

What is the month with the highest UV index in Rochester?

Months with the highest UV index in Rochester, Michigan, are July and August, with an average maximum UV index of 6.

How high is the UV index in July in Rochester?

In Rochester, the average daily maximum UV index in July is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from the exposure to the Sun's UV radiation.

Average temperature in July
Rochester, MI

Average temperature in July - Rochester, MI
  • Average high temperature in July: 80.2°F

The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (28°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 (17.8°F).

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Average pressure in July
Rochester, MI

Average pressure in July - Rochester, MI
  • Average pressure in July: 29.96"

Months with the highest atmospheric pressure are March and November (30.09").
The month with the lowest atmospheric pressure is June (29.93").

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Average wind speed in July
Rochester, MI

Average wind speed in July - Rochester, MI
  • Average wind speed in July: 6.5mph

The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest month (with the lowest average wind speed) is July (6.5mph).

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Average humidity in July
Rochester, MI

Average humidity in July - Rochester, MI
  • Average humidity in July: 75%

Months with the highest relative humidity are January and February (86%).
Months with the lowest relative humidity are April, May, July and August (75%).

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Average rainfall in July
Rochester, MI

Average rainfall in July - Rochester, MI
  • Average rainfall in July: 1.85"

The wettest month (with the highest rainfall) is May (2.28").
The driest months (with the least rainfall) are February and December (1.02").

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Average rainfall days in July
Rochester, MI

Average rainfall days in July - Rochester, MI
  • Average rainfall days in July: 15 days

The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is January (6.4 days).

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Average snowfall in July
Rochester, MI

Average snowfall in July - Rochester, MI
  • Average snowfall in July: 0"

The month with the highest snowfall is February (4.02").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days in July
Rochester, MI

Average snowfall days in July - Rochester, MI
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (15.7 days).
Months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in July /
Average sunshine in July
Rochester, MI

Average daylight in July / Average sunshine in July - Rochester, MI
  • Average daylight in July: 14.9h

The month with the longest days is June (Average daylight: 15.3h).
The month with the shortest days is December (Average daylight: 9.1h).

  • Average sunshine in July: 10.6h

The month with the most sunshine is July (Average sunshine: 10.6h).
The month with the least sunshine is January (Average sunshine: 3.1h).

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Average sunshine days in July
Rochester, MI

Average sunshine days in July - Rochester, MI
  • Average sunshine days in July: 12.9 days

The month with the most sunshine days is November (14.9 days).
The month with the least sunshine days is February (9.8 days).

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Average UV index in July
Rochester, MI

Average UV index in July - Rochester, MI
  • Average UV index in July: 6

Months with the highest UV index are July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in July
Rochester, MI

Average cloud cover in July - Rochester, MI
  • Average cloud cover in July: 29

The month with the most cloud cover is January (Cloud cover 67).
The month with the least cloud cover is July (Cloud cover 29).

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Average visibility in July
Rochester, MI

Average visibility in July - Rochester, MI
  • Average visibility in July: 6mi

Months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January and February (5mi).

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