July weather forecast
Arcola, IL

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Weather in July

July, the same as June, is another warm summer month in Arcola, Illinois, with an average temperature fluctuating between 82°F (27.8°C) and 65.8°F (18.8°C).

Temperature

July tends to be the warmest month, with temperatures averaging a daily high of 82°F (27.8°C) and a low of 65.8°F (18.8°C).

Heat index

The average heat index in July is computed to be a hot 89.6°F (32°C). If one persists in activity during exposure, it could induce weariness and subsequently, heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to unobstructed sunshine could lead to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', reflects the feeling of heat when considering both air temperature and humidity. The individual's impression of temperature can be shaped by additional aspects such as metabolic variations, physical activity, and clothing. Sunshine, when direct, has the potential to intensify weather effects, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. In general, children are more at risk than adults because they sweat less. Furthermore, the large skin surface compared to their small bodies and the high heat production due to their actions contribute to this vulnerability.

Humidity

July is the most humid month in Arcola, with an average relative humidity of 84%.

Rainfall

In July, in Arcola, Illinois, the rain falls for 17.1 days. Throughout July, 2.52" (64mm) of precipitation is accumulated. In Arcola, during the entire year, the rain falls for 151.5 days and collects up to 25.71" (653mm) of precipitation.

Snowfall

In Arcola, snow does not fall in May through September.

Daylight

In July, the average length of the day is 14h and 39min.
On the first day of July, sunrise is at 5:29 am and sunset at 8:25 pm. On the last day of the month, sunrise is at 5:52 am and sunset at 8:06 pm CDT.

Sunshine

In July, the average sunshine is 10.1h.

UV index

The months with the highest UV index in Arcola are June through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: A typical high UV index of 6 in July suggests the following recommendations:
Adhere to precautions and respect sun safety doctrines. Avoiding sunburn is vital. From 10 a.m. to 4 p.m., when UV radiation is at its strongest, limit direct exposure to the Sun and note that shade structures may not provide full sun protection. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
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Frequently asked questions

What are the warmest months in Arcola?

Arcola's warmest temperatures are experienced in July, with average high temperatures of 82°F (27.8°C) and lows of 65.8°F (18.8°C).

What are the temperatures in Arcola in July?

During July, Arcola experiences an average high-temperature of 82°F (27.8°C) and a low-temperature of 65.8°F (18.8°C). In July, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines relative humidity and air temperature, is computed to be 89.6°F (32°C).

What is the most humid month in Arcola?

July is the most humid month, with an average relative humidity of 84%.

What is the average humidity in July in Arcola?

The average relative humidity in July in Arcola, Illinois, is 84%.

How much does it rain in Arcola in July?

In Arcola, during July, the rain falls for 17.1 days and regularly aggregates up to 2.52" (64mm) of precipitation.

When it does not snow in Arcola?

In Arcola, snow does not fall in May through September.

How many hours of daylight does Arcola have in July?

The average day length in July in Arcola, Illinois, is 14h and 39min.

What time are sunrise and sunset in July in Arcola?

In July, on the first day of the month, sunrise is at 5:29 am and sunset at 8:25 pm. On the last day of the month, in Arcola, Illinois, sunrise is at 5:52 am and sunset at 8:06 pm CDT.

How long on average sun shines in July in Arcola?

In Arcola, Illinois, the average sunshine duration in July is 10.1h.

When is the highest UV index in Arcola?

June through August, with an average maximum UV index of 6, are months with the highest UV index in Arcola.

What is the UV index reading in July in Arcola?

The average daily maximum UV index in July is 6. A UV Index estimate of 6 to 7 represents a high 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
Arcola, IL

Average temperature in July - Arcola, IL
  • Average high temperature in July: 82°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (33.4°F).

  • Average low temperature in July: 65.8°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

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Average pressure in July
Arcola, IL

Average pressure in July - Arcola, IL
  • Average pressure in July: 29.98"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in July
Arcola, IL

Average wind speed in July - Arcola, IL
  • Average wind speed in July: 6.2mph

The windiest months (with the highest average wind speed) are January and February (10.7mph).
The calmest month (with the lowest average wind speed) is July (6.2mph).

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Average humidity in July
Arcola, IL

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

The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (70%).

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Average rainfall in July
Arcola, IL

Average rainfall in July - Arcola, IL
  • Average rainfall in July: 2.52"

The wettest month (with the highest rainfall) is April (3.15").
The driest month (with the least rainfall) is February (1.38").

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Average rainfall days in July
Arcola, IL

Average rainfall days in July - Arcola, IL
  • Average rainfall days in July: 17.1 days

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is February (7.5 days).

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Average snowfall in July
Arcola, IL

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

The month with the highest snowfall is February (2.17").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in July
Arcola, IL

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

The month with the highest number of snowfall days is January (8.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in July / Average sunshine in July - Arcola, IL
  • Average daylight in July: 14h and 4min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in July: 10h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

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Average sunshine days in July
Arcola, IL

Average sunshine days in July - Arcola, IL
  • Average sunshine days in July: 10.6 days

The months with the most sunshine days are October and November (17.5 days).
The month with the least sunshine days is May (10.5 days).

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Average UV index in July
Arcola, IL

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

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in July
Arcola, IL

Average cloud cover in July - Arcola, IL
  • Average cloud cover in July: 31

The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is June (Cloud cover 30).

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Average visibility in July
Arcola, IL

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

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

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Arcola, Illinois, USA

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