July weather forecast
Harvard, IL

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Weather in July

July, like June, in Harvard, Illinois, is a moderately hot summer month, with temperature in the range of an average high of 79.3°F (26.3°C) and an average low of 62.6°F (17°C).

Temperature

July, recording an average high temperature of 79.3°F (26.3°C) and a low temperature of 62.6°F (17°C), is Harvard's warmest month.

Humidity

The average relative humidity in July is 84%.

Rainfall

In July, in Harvard, the rain falls for 18.2 days. Throughout July, 3.27" (83mm) of precipitation is accumulated. Throughout the year, in Harvard, Illinois, there are 152.8 rainfall days, and 26.46" (672mm) of precipitation is accumulated.

Snowfall

In Harvard, snow does not fall in June through September.

Daylight

In July, the average length of the day in Harvard, Illinois, is 14h and 55min.
On the first day of July in Harvard, sunrise is at 5:21 am and sunset at 8:35 pm. On the last day of the month, sunrise is at 5:46 am and sunset at 8:14 pm CDT.

Sunshine

The month with the most sunshine in Harvard is July, with an average of 9.6h of sunshine.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for average individuals.
Note: The daily high UV index of 5 during July translates into the following recommendations:
Heed the precautions - It is counselled to guard against solar damage. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
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Frequently asked questions

What are the warmest months in Harvard?

July, known for its average high temperature of 79.3°F (26.3°C) and an average low temperature of 62.6°F (17°C), is the warmest month in Harvard.

What are the temperatures in Harvard in July?

During July, Harvard experiences an average high-temperature of 79.3°F (26.3°C) and a low-temperature of 62.6°F (17°C).

What is the average humidity in July in Harvard?

In Harvard, Illinois, the average relative humidity in July is 84%.

How many days does it rain in July in Harvard?

In Harvard, Illinois, during July, the rain falls for 18.2 days and regularly aggregates up to 3.27" (83mm) of precipitation.

When it does not snow in Harvard?

In Harvard, Illinois, snow does not fall in June through September.

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

The average day length in July is 14h and 55min.

What time are sunrise and sunset in July in Harvard?

In July, on the first day of the month, sunrise is at 5:21 am and sunset at 8:35 pm. On the last day of the month, sunrise is at 5:46 am and sunset at 8:14 pm CDT.

What month has the most sunshine in Harvard?

With an average of 9.6h of sunshine, July has the most sunshine of the year in Harvard, Illinois.

How long on average sun shines in July in Harvard?

In July, the average sunshine duration in Harvard, Illinois, is 9.6h.

What are the months with the highest UV index in Harvard?

The months with the highest UV index in Harvard, Illinois, are May through August, with an average maximum UV index of 5.

What is the UV index reading in July in Harvard?

The average daily maximum UV index in July in Harvard, Illinois, is 5. A UV Index reading of 3 to 5 represents a medium health risk from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
Harvard, IL

Average temperature in July - Harvard, IL
  • Average high temperature in July: 79.3°F

The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (25.3°F).

  • Average low temperature in July: 62.6°F

The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (13.3°F).

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Average pressure in July
Harvard, IL

Average pressure in July - Harvard, IL
  • Average pressure in July: 29.96"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in July
Harvard, IL

Average wind speed in July - Harvard, IL
  • Average wind speed in July: 6.4mph

The windiest month (with the highest average wind speed) is April (9.9mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).

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Average humidity in July
Harvard, IL

Average humidity in July - Harvard, IL
  • Average humidity in July: 84%

The month with the highest relative humidity is January (87%).
The months with the lowest relative humidity are April and October (77%).

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Average rainfall in July
Harvard, IL

Average rainfall in July - Harvard, IL
  • Average rainfall in July: 3.27"

The wettest month (with the highest rainfall) is June (3.58").
The driest month (with the least rainfall) is December (1.3").

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Average rainfall days in July
Harvard, IL

Average rainfall days in July - Harvard, IL
  • Average rainfall days in July: 18.2 days

The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is January (4.9 days).

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Average snowfall in July
Harvard, IL

Average snowfall in July - Harvard, IL
  • Average snowfall in July: 0"

The month with the highest snowfall is January (4.41").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in July
Harvard, IL

Average snowfall days in July - Harvard, IL
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (14.3 days).
The 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
Harvard, IL

Average daylight in July / Average sunshine in July - Harvard, IL
  • 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 6min).

  • Average sunshine in July: 9h and 4min

The month with the most sunshine is July (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

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Average sunshine days in July
Harvard, IL

Average sunshine days in July - Harvard, IL
  • Average sunshine days in July: 10.3 days

The month with the most sunshine days is November (16.3 days).
The month with the least sunshine days is May (9.7 days).

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Average UV index in July
Harvard, IL

Average UV index in July - Harvard, IL
  • Average UV index in July: 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).

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Average cloud cover in July
Harvard, IL

Average cloud cover in July - Harvard, IL
  • Average cloud cover in July: 36

The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is September (Cloud cover 35).

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Average visibility in July
Harvard, IL

Average visibility in July - Harvard, IL
  • Average visibility in July: 5mi

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

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Harvard, Illinois, USA

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