July weather forecast
Littleton, IL

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Weather in July

July, like June, in Littleton, Illinois, is another warm summer month, with an average temperature ranging between max 83.1°F (28.4°C) and min 66.4°F (19.1°C).

Temperature

The highest temperatures are recorded in July, with averages reaching a high of 83.1°F (28.4°C) and a low of 66.4°F (19.1°C).

Heat index

July's mean heat index is evaluated at a hot 91.4°F (33°C). Take more preventive steps, risk of heat exhaustion and heat cramps is elevated. Long activity may culminate in heatstroke.
Heat index readings emphasize conditions of light breezes and shaded spots. Heat index values may surge by up to 15 Fahrenheit (8 Celsius) degrees in the presence of direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is found by incorporating humidity levels into the air temperature measurement. One's perception of weather can be shaped by other factors, involving metabolic differences, pregnancy, and physical exertion. Always consider that direct sunlight exposure might heighten the heat's effects, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Children frequently underestimate the importance of resting and drinking fluids. Thirst is a symptom of advanced dehydration - hence the need to hydrate regularly, especially during protracted physical exercises.

Humidity

July is the most humid month, with an average relative humidity of 82%.

Rainfall

In Littleton, Illinois, during July, the rain falls for 16.3 days and regularly aggregates up to 2.36" (60mm) of precipitation. In Littleton, Illinois, during the entire year, the rain falls for 146.5 days and collects up to 29.41" (747mm) of precipitation.

Snowfall

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

Daylight

In Littleton, the average length of the day in July is 14h and 42min.
On the first day of the month, sunrise is at 5:37 am and sunset at 8:36 pm. On the last day of July, in Littleton, sunrise is at 6:00 am and sunset at 8:17 pm CDT.

Sunshine

With an average of 10.3h of sunshine, July has the most sunshine of the year.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index in Littleton. A UV Index of 6 to 7 symbolizes a high threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: The daily maximum UV index of 6 in July interprets into the following advice:
Avert overexposure. Light-skinned people might experience burning in less than 20 minutes. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
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Frequently asked questions

What is the hottest time of year in Littleton?

July is the month when Littleton experiences its warmest temperatures, averaging a high of 83.1°F (28.4°C) and a low of 66.4°F (19.1°C).

How hot is July in Littleton?

The average high-temperature and low-temperature in Littleton during July are 83.1°F (28.4°C) and 66.4°F (19.1°C) respectively. The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in July is evaluated at 91.4°F (33°C).

What is the most humid month in Littleton?

July is the most humid month in Littleton, with an average relative humidity of 82%.

What is the average humidity in July in Littleton?

In Littleton, the average relative humidity in July is 82%.

How much does it rain in Littleton in July?

In July, in Littleton, Illinois, the rain falls for 16.3 days. Throughout July, 2.36" (60mm) of precipitation is accumulated.

When it does not snow in Littleton?

May through September are months without snowfall in Littleton.

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

The average day length in July in Littleton, Illinois, is 14h and 42min.

When are sunrise and sunset in July in Littleton?

On the first day of July in Littleton, sunrise is at 5:37 am and sunset at 8:36 pm. On the last day of the month, sunrise is at 6:00 am and sunset at 8:17 pm CDT.

What month has the most sunshine in Littleton?

July has the most sunshine of the year in Littleton, Illinois, with an average of 10.3h of sunshine.

How many hours of sunshine does Littleton have in July?

The average sunshine duration in July in Littleton is 10.3h.

When is the highest UV index in Littleton?

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

How high is the UV index in July in Littleton?

The average daily maximum UV index in July in Littleton, Illinois, is 6. A UV Index reading of 6 to 7 represents a high health risk from unsafe 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
Littleton, IL

Average temperature in July - Littleton, IL
  • Average high temperature in July: 83.1°F

The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (32.4°F).

  • Average low temperature in July: 66.4°F

The month with the highest average low temperature is July (66.4°F).
The coldest month (with the lowest average low temperature) is January (20.3°F).

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Average pressure in July
Littleton, IL

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

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in July
Littleton, IL

Average wind speed in July - Littleton, IL
  • Average wind speed in July: 6.3mph

The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest month (with the lowest average wind speed) is July (6.3mph).

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Average humidity in July
Littleton, IL

Average humidity in July - Littleton, IL
  • Average humidity in July: 82%

The month with the highest relative humidity is July (82%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in July
Littleton, IL

Average rainfall in July - Littleton, IL
  • Average rainfall in July: 2.36"

The wettest month (with the highest rainfall) is May (4.02").
The driest month (with the least rainfall) is December (1.46").

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Average rainfall days in July
Littleton, IL

Average rainfall days in July - Littleton, IL
  • Average rainfall days in July: 16.3 days

The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is January (6 days).

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Average snowfall in July
Littleton, IL

Average snowfall in July - Littleton, 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
Littleton, IL

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

The month with the highest number of snowfall days is January (8.3 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
Littleton, IL

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

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in July: 10h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).

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Average sunshine days in July
Littleton, IL

Average sunshine days in July - Littleton, IL
  • Average sunshine days in July: 11.8 days

The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is May (9.6 days).

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Average UV index in July
Littleton, IL

Average UV index in July - Littleton, 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
Littleton, IL

Average cloud cover in July - Littleton, IL
  • Average cloud cover in July: 29

The month with the most cloud cover is January (Cloud cover 53).
The months with the least cloud cover are July, August and September (Cloud cover 29).

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Average visibility in July
Littleton, IL

Average visibility in July - Littleton, 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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Littleton, Illinois, USA

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