July weather forecast
Nelson, IL

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Weather in July

July, the same as June, is a moderately hot summer month in Nelson, Illinois, with an average temperature fluctuating between 63.9°F (17.7°C) and 80.2°F (26.8°C).

Temperature

July proves to be the warmest month, recording an average peak temperature of 80.2°F (26.8°C) and a minimum temperature of 63.9°F (17.7°C).

Humidity

January and July, with an average relative humidity of 85%, are the most humid months in Nelson, Illinois.

Rainfall

In July, the rain falls for 14.1 days. Throughout July, 1.81" (46mm) of precipitation is accumulated. In Nelson, during the entire year, the rain falls for 130.2 days and collects up to 17.36" (441mm) of precipitation.

Snowfall

May through September are months without snowfall.

Daylight

In July, the average length of the day in Nelson is 14h and 52min.
On the first day of July in Nelson, sunrise is at 5:27 am and sunset at 8:37 pm. On the last day of the month, sunrise is at 5:52 am and sunset at 8:17 pm CDT.

Sunshine

With an average of 9.8h of sunshine, July has the most sunshine of the year in Nelson, Illinois.

UV index

The month with the highest UV index is July, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: A maximum daily UV index of 6 during July morphs into the following directions:
Dodge overexposure. Fair-skinned people can get singed in less than 20 minutes. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the hottest in Nelson?

The month of July, characterized by an average high of 80.2°F (26.8°C) and a low of 63.9°F (17.7°C), is recognized as the warmest in Nelson, Illinois.

What is the temperature in July in Nelson?

In July, in Nelson, the average high-temperature is 80.2°F (26.8°C), and the average low-temperature is 63.9°F (17.7°C).

What are the most humid months in Nelson?

January and July, with an average relative humidity of 85%, are most humid months.

What is the average humidity in July in Nelson?

In Nelson, the average relative humidity in July is 85%.

How much does it rain in Nelson in July?

In Nelson, Illinois, in July, during 14.1 rainfall days, 1.81" (46mm) of precipitation is typically accumulated.

When it does not snow in Nelson?

May through September are months without snowfall in Nelson.

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

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

When are sunrise and sunset in July in Nelson?

On the first day of July in Nelson, sunrise is at 5:27 am and sunset at 8:37 pm. On the last day of the month, sunrise is at 5:52 am and sunset at 8:17 pm CDT.

What month has the most sunshine in Nelson?

With an average of 9.8h of sunshine, July has the most sunshine of the year in Nelson.

How many hours of sunshine does Nelson have in July?

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

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

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

How high is the UV index in July in Nelson?

In July, the average daily maximum UV index in Nelson is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health 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
Nelson, IL

Average temperature in July - Nelson, IL
  • Average high temperature in July: 80.2°F

The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (27.7°F).

  • Average low temperature in July: 63.9°F

The month with the highest average low temperature is July (63.9°F).
The coldest month (with the lowest average low temperature) is January (14.9°F).

Average pressure in July
Nelson, IL

Average pressure in July - Nelson, 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).

Average wind speed in July
Nelson, IL

Average wind speed in July - Nelson, IL
  • Average wind speed in July: 6.5mph

The windiest month (with the highest average wind speed) is April (10.4mph).
The calmest month (with the lowest average wind speed) is August (6.4mph).

Average humidity in July
Nelson, IL

Average humidity in July - Nelson, IL
  • Average humidity in July: 85%

The months with the highest relative humidity are January and July (85%).
The month with the lowest relative humidity is October (73%).

Average rainfall in July
Nelson, IL

Average rainfall in July - Nelson, IL
  • Average rainfall in July: 1.81"

The wettest month (with the highest rainfall) is May (2.83").
The driest months (with the least rainfall) are January and February (0.75").

Average rainfall days in July
Nelson, IL

Average rainfall days in July - Nelson, IL
  • Average rainfall days in July: 14.1 days

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is January (4.8 days).

Average snowfall in July
Nelson, IL

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

The month with the highest snowfall is January (2.56").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in July
Nelson, IL

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

The month with the highest number of snowfall days is January (10.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in July / Average sunshine in July - Nelson, 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 48min).

Average sunshine days in July
Nelson, IL

Average sunshine days in July - Nelson, IL
  • Average sunshine days in July: 12.7 days

The months with the most sunshine days are November and December (18.8 days).
The month with the least sunshine days is June (11.3 days).

Average UV index in July
Nelson, IL

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

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

Average cloud cover in July
Nelson, IL

Average cloud cover in July - Nelson, IL
  • Average cloud cover in July: 34

The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is September (Cloud cover 31).

Average visibility in July
Nelson, IL

Average visibility in July - Nelson, 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).

Nelson, Illinois, USA

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