July weather forecast
Arrowsmith, IL

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Weather in July

July, like June, in Arrowsmith, Illinois, is another warm summer month, with temperature in the range of an average low of 64.9°F (18.3°C) and an average high of 80.8°F (27.1°C).

Temperature

Arrowsmith's July weather, marked by an average high temperature of 80.8°F (27.1°C) and an average low temperature of 64.9°F (18.3°C), is the warmest in the year.

Heat index

July's heat index is estimated at a hot 86°F (30°C). Enduring exposure and ongoing activity could cause a sense of fatigue and subsequent heat cramps.
Be aware that heat index ratings are designed for shaded locations and minor breezes. The heat index values could be amplified by up to 15 Fahrenheit (8 Celsius) degrees in direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'real feel', stands as a testimony to how temperature and humidity combine to impact our sense of warmth. An individual's temperature experience can be influenced by extra factors, including metabolic differences, activity levels, and clothing. Taking into account that direct sunlight can boost the heat effect, the heat index may rise by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Younglings frequently fail to recognize the requirement to rest and rehydrate. Thirst emerges late in dehydration - it is imperative to keep hydration levels high, particularly during extended physical exertions.

Humidity

With an average relative humidity of 85%, July is the most humid month.

Rainfall

In July, in Arrowsmith, the rain falls for 16.5 days. Throughout July, 2.13" (54mm) of precipitation is accumulated. In Arrowsmith, Illinois, during the entire year, the rain falls for 139 days and collects up to 20.83" (529mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

The average length of the day in July is 14h and 43min.
On the first day of the month, sunrise is at 5:28 am and sunset at 8:28 pm. On the last day of July, sunrise is at 5:51 am and sunset at 8:10 pm CDT.

Sunshine

In July, the average sunshine is 9.7h.

UV index

June and July, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 6 in July interprets into the following recommendations:
Fend off overexposure. Sun protection is vital. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.

Frequently asked questions

What time of the year is the hottest?

The month of July sees the average highest temperatures, reaching 80.8°F (27.1°C) at the peak and 64.9°F (18.3°C) at the low.

What is the temperature in July?

July temperatures vary between a high-temperature of 80.8°F (27.1°C) and a low-temperature of 64.9°F (18.3°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, in July is estimated at 86°F (30°C).

What is the most humid month?

July is the most humid month, with an average relative humidity of 85%.

What is the average humidity in July?

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

How many days does it rain in July in Arrowsmith?

In Arrowsmith, in July, it is raining for 16.5 days, with typically 2.13" (54mm) of accumulated precipitation.

When it does not snow?

May through October are months without snowfall.

How many hours of daylight does Arrowsmith have in July?

In July, the average day length is 14h and 43min.

When is the sunrise / sunset in July?

In July, on the first day of the month, sunrise is at 5:28 am and sunset at 8:28 pm. On the last day of the month, sunrise is at 5:51 am and sunset at 8:10 pm CDT.

How long on average sun shines in July?

In Arrowsmith, the average sunshine duration in July is 9.7h.

When is the highest UV index?

June and July, with an average maximum UV index of 6, are months with the highest UV index.

What is the UV index intensity in July?

In Arrowsmith, Illinois, the average daily maximum UV index in July is 6. A UV Index reading of 6 to 7 represents 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
Arrowsmith, IL

Average temperature in July - Arrowsmith, IL
  • Average high temperature in July: 80.8°F

The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (31.3°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 (19.6°F).

Average pressure in July
Arrowsmith, IL

Average pressure in July - Arrowsmith, IL
  • Average pressure in July: 29.97"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in July
Arrowsmith, IL

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

The windiest month (with the highest average wind speed) is January (11mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

Average humidity in July
Arrowsmith, IL

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

The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (71%).

Average rainfall in July
Arrowsmith, IL

Average rainfall in July - Arrowsmith, IL
  • Average rainfall in July: 2.13"

The wettest month (with the highest rainfall) is May (2.87").
The driest month (with the least rainfall) is December (1.1").

Average rainfall days in July
Arrowsmith, IL

Average rainfall days in July - Arrowsmith, IL
  • Average rainfall days in July: 16.5 days

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is January (5.8 days).

Average snowfall in July
Arrowsmith, IL

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

The month with the highest snowfall is January (2.8").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in July
Arrowsmith, IL

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

The month with the highest number of snowfall days is January (9.8 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
Arrowsmith, IL

Average daylight in July / Average sunshine in July - Arrowsmith, 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 18min).

  • Average sunshine in July: 9h and 4min

The month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days in July
Arrowsmith, IL

Average sunshine days in July - Arrowsmith, IL
  • Average sunshine days in July: 10.8 days

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is June (10.3 days).

Average UV index in July
Arrowsmith, IL

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

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

Average cloud cover in July
Arrowsmith, IL

Average cloud cover in July - Arrowsmith, IL
  • Average cloud cover in July: 33

The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is September (Cloud cover 31).

Average visibility in July
Arrowsmith, IL

Average visibility in July - Arrowsmith, 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).

Arrowsmith, Illinois, USA

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