July weather forecast
Thomson, IL

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Weather in July

July, the same as June, is another warm summer month in Thomson, Illinois, with an average temperature fluctuating between 63.5°F (17.5°C) and 80.1°F (26.7°C).

Temperature

Thomson's warmest weather arrives in July, when temperatures average a high of 80.1°F (26.7°C) and a low of 63.5°F (17.5°C).

Humidity

The average relative humidity in July in Thomson is 84%.

Rainfall

In Thomson, during July, the rain falls for 17.8 days and regularly aggregates up to 3.23" (82mm) of precipitation. Throughout the year, in Thomson, there are 149.3 rainfall days, and 29.76" (756mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall in Thomson.

Daylight

In Thomson, Illinois, the average length of the day in July is 14h and 52min.
On the first day of July, sunrise is at 5:29 am and sunset at 8:39 pm. On the last day of the month, sunrise is at 5:53 am and sunset at 8:19 pm CDT.

Sunshine

The month with the most sunshine in Thomson is July, with an average of 9.8h of sunshine.

UV index

July is the month with the highest UV index, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the average person.
Note: The maximum daily UV index of 6 in July interprets into the following recommendations:
Avoid excessive sunlight. Those with lighter skin may experience burning in less than 20 minutes. Limit direct sun exposure especially between 10 a.m. and 4 p.m., when UV radiation is at its peak. However, keep in mind that shade structures may not provide full sun protection. Stay sun-safe with clothing that is both closely woven and worn loosely.
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Frequently asked questions

What month is the hottest in Thomson?

Temperature records in Thomson, Illinois, mark July as the warmest month, with highs averaging 80.1°F (26.7°C) and lows at 63.5°F (17.5°C).

What is the average July temperature in Thomson?

An average high-temperature, in July, in Thomson, is 80.1°F (26.7°C) and the average low-temperature is 63.5°F (17.5°C).

What is the average humidity in July in Thomson?

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

How much does it rain in Thomson in July?

In Thomson, Illinois, in July, during 17.8 rainfall days, 3.23" (82mm) of precipitation is typically accumulated.

When it does not snow in Thomson?

June through September are months without snowfall.

How many hours of daylight does Thomson have in July?

In Thomson, the average day length in July is 14h and 52min.

When is the sunrise / sunset in July in Thomson?

In July, on the first day of the month, sunrise is at 5:29 am and sunset at 8:39 pm. On the last day of the month, in Thomson, Illinois, sunrise is at 5:53 am and sunset at 8:19 pm CDT.

What month has the most sunshine in Thomson?

The month with the most sunshine in Thomson, Illinois, is July, with an average of 9.8h of sunshine.

How many hours of sunshine does Thomson have in July?

In Thomson, the average sunshine duration in July is 9.8h.

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

The month with the highest UV index in Thomson, Illinois, is July, with an average maximum UV index of 6.

What is the UV index reading in July in Thomson?

The average daily maximum UV index in July is 6. A UV Index of 6 to 7 symbolizes a high hazard to health 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
Thomson, IL

Average temperature in July - Thomson, IL
  • Average high temperature in July: 80.1°F

The warmest month (with the highest average high temperature) is July (80.1°F).
The month with the lowest average high temperature is January (26.1°F).

  • Average low temperature in July: 63.5°F

The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (13.5°F).

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Average pressure in July
Thomson, IL

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

The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in July
Thomson, IL

Average wind speed in July - Thomson, IL
  • Average wind speed in July: 6.6mph

The windiest month (with the highest average wind speed) is April (10.4mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

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Average humidity in July
Thomson, IL

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

The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is October (74%).

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Average rainfall in July
Thomson, IL

Average rainfall in July - Thomson, IL
  • Average rainfall in July: 3.23"

The wettest month (with the highest rainfall) is May (4.09").
The driest month (with the least rainfall) is February (1.38").

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Average rainfall days in July
Thomson, IL

Average rainfall days in July - Thomson, IL
  • Average rainfall days in July: 17.8 days

The month with the highest number of rainy days is May (18.5 days).
The month with the least rainy days is February (4.4 days).

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Average snowfall in July
Thomson, IL

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

The month with the highest snowfall is January (5.12").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in July
Thomson, IL

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

The month with the highest number of snowfall days is January (11.7 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
Thomson, IL

Average daylight in July / Average sunshine in July - Thomson, 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 12min).

  • Average sunshine in July: 9h and 5min

The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

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Average sunshine days in July
Thomson, IL

Average sunshine days in July - Thomson, IL
  • Average sunshine days in July: 9.8 days

The month with the most sunshine days is November (17.8 days).
The month with the least sunshine days is June (9.6 days).

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Average UV index in July
Thomson, IL

Average UV index in July - Thomson, 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
Thomson, IL

Average cloud cover in July - Thomson, IL
  • Average cloud cover in July: 35

The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is September (Cloud cover 32).

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Average visibility in July
Thomson, IL

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

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

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Thomson, Illinois, USA

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