July weather forecast
Alpha, IL

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Weather in July

July, the same as June, is another warm summer month in Alpha, Illinois, with an average temperature varying between 64.9°F (18.3°C) and 81.5°F (27.5°C).

Temperature

With average temperatures fluctuating between a high of 81.5°F (27.5°C) and a low of 64.9°F (18.3°C), July stands out as the warmest month.

Heat index

In July, the average heat index is appraised at a hot 87.8°F (31°C). Uninterrupted exposure and activity might result in fatigue, potentially causing heat cramps.
It is noted that heat index values are ascertained for locations in the shade and with gentle breezes. A rise of up to 15 Fahrenheit (8 Celsius) degrees in the heat index could result from direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is a single figure representing how weather conditions feel when combining temperature and humidity. Factors such as metabolic variation, pregnancy, and physical activity play a role in one's impression of weather. Remember, direct sunlight exposure can heighten the heat impact and might increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Young ones often ignore the need to take a break and drink fluids. Thirst is a late-stage symptom of dehydration - hence, maintaining hydration, particularly during extended physical activities, is crucial.

Humidity

The months with the highest humidity in Alpha, Illinois, are January and July, with an average relative humidity of 83%.

Rainfall

In Alpha, in July, during 15.4 rainfall days, 2.83" (72mm) of precipitation is typically accumulated. In Alpha, Illinois, during the entire year, the rain falls for 143.6 days and collects up to 27.99" (711mm) of precipitation.

Snowfall

In Alpha, Illinois, snow does not fall in May through September.

Daylight

In Alpha, the average length of the day in July is 14h and 48min.
On the first day of the month, sunrise is at 5:32 am and sunset at 8:38 pm. On the last day of July, in Alpha, sunrise is at 5:56 am and sunset at 8:18 pm CDT.

Sunshine

The month with the most sunshine is July, with an average of 10.2h of sunshine.

UV index

With an average maximum UV index of 6, July is the month with the highest UV index in Alpha, Illinois. A UV Index reading of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for the average person.
Note: In July, a daily maximum UV index of 6 leads to the following instructions:
Stick with precautions and abide by sun safety procedures. Evading sunburn is essential. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.
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Frequently asked questions

What are the warmest months in Alpha?

The warmest temperatures in Alpha, Illinois, occur during July, when averages reach a peak of 81.5°F (27.5°C) and a low of 64.9°F (18.3°C).

What is the average July temperature in Alpha?

In July, the average high-temperature and low-temperature in Alpha are 81.5°F (27.5°C) and 64.9°F (18.3°C) respectively. The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in July is appraised at 87.8°F (31°C).

What is the most humid month in Alpha?

January and July, with an average relative humidity of 83%, are most humid months in Alpha.

What is the average humidity in July in Alpha?

The average relative humidity in July is 83%.

How many days does it rain in July in Alpha?

In July, in Alpha, the rain falls for 15.4 days. Throughout July, 2.83" (72mm) of precipitation is accumulated.

When it does not snow in Alpha?

May through September are months without snowfall.

How many hours of daylight does Alpha have in July?

The average day length in July in Alpha, Illinois, is 14h and 48min.

When are sunrise and sunset in July in Alpha?

In July, on the first day of the month, sunrise is at 5:32 am and sunset at 8:38 pm. On the last day of the month, in Alpha, sunrise is at 5:56 am and sunset at 8:18 pm CDT.

What month has the most sunshine in Alpha?

July has the most sunshine of the year in Alpha, with an average of 10.2h of sunshine.

How many hours of sunshine does Alpha have in July?

In Alpha, Illinois, the average sunshine duration in July is 10.2h.

When is the highest UV index in Alpha?

With an average maximum UV index of 6, July is the month with the highest UV index.

How high is the UV index in July in Alpha?

In Alpha, Illinois, the average daily maximum UV index in July is 6. A UV Index of 6 to 7 symbolizes a high health threat from exposure to Sun's UV rays.
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
Alpha, IL

Average temperature in July - Alpha, IL
  • Average high temperature in July: 81.5°F

The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (28.4°F).

  • Average low temperature in July: 64.9°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (16.2°F).

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Average pressure in July
Alpha, IL

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

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in July
Alpha, IL

Average wind speed in July - Alpha, IL
  • Average wind speed in July: 6.8mph

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.7mph).

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Average humidity in July
Alpha, IL

Average humidity in July - Alpha, IL
  • Average humidity in July: 83%

The months with the highest relative humidity are January and July (83%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in July
Alpha, IL

Average rainfall in July - Alpha, IL
  • Average rainfall in July: 2.83"

The wettest month (with the highest rainfall) is May (4.45").
The driest month (with the least rainfall) is December (1.26").

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Average rainfall days in July
Alpha, IL

Average rainfall days in July - Alpha, IL
  • Average rainfall days in July: 15.4 days

The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is January (5 days).

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Average snowfall in July
Alpha, IL

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

The month with the highest snowfall is January (4.09").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in July
Alpha, IL

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

The month with the highest number of snowfall days is January (11.2 days).
The months with the least snowfall days are May, June, July and August (0 days).

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Average daylight in July /
Average sunshine in July
Alpha, IL

Average daylight in July / Average sunshine in July - Alpha, IL
  • Average daylight in July: 14h and 5min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in July: 10h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

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Average sunshine days in July
Alpha, IL

Average sunshine days in July - Alpha, IL
  • Average sunshine days in July: 12.8 days

The month with the most sunshine days is November (17.9 days).
The month with the least sunshine days is May (10.4 days).

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Average UV index in July
Alpha, IL

Average UV index in July - Alpha, IL
  • Average UV index in July: 6

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

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Average cloud cover in July
Alpha, IL

Average cloud cover in July - Alpha, IL
  • Average cloud cover in July: 30

The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 29).

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Average visibility in July
Alpha, IL

Average visibility in July - Alpha, IL
  • 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).

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Alpha, Illinois, USA

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