July weather forecast
Lostant, IL

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Weather in July

July, like June, in Lostant, Illinois, is another warm summer month, with an average temperature fluctuating between 64.4°F (18°C) and 81°F (27.2°C).

Temperature

July is Lostant's warmest month, registering average high temperatures of 81°F (27.2°C) and lows of 64.4°F (18°C).

Heat index

The heat index value for July is computed to be a tropical 87.8°F (31°C). If one remains active during constant exposure, it might cause exhaustion and heat cramps.
Heat index determinations are made taking into account the shade and light air movements. Direct sunlight can potentially boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is a calculation that merges air temperature and relative humidity to depict the sensation of warmth. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. Being aware that direct sunlight can impact the felt heat might mean an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to 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 85%.

Rainfall

In Lostant, during July, the rain falls for 18.1 days and regularly aggregates up to 2.72" (69mm) of precipitation. In Lostant, during the entire year, the rain falls for 145 days and collects up to 25.08" (637mm) of precipitation.

Snowfall

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

Daylight

In July, the average length of the day is 14h and 47min.
On the first day of July in Lostant, Illinois, sunrise is at 5:27 am and sunset at 8:32 pm. On the last day of the month, sunrise is at 5:51 am and sunset at 8:13 pm CDT.

Sunshine

The average sunshine in July in Lostant, Illinois, 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 value of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: A maximum daily UV index of 6 during July morphs into the following directions:
Adhere to precautions and respect sun safety doctrines. Avoiding sunburn is vital. 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. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Updated: Aug 29, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the hottest time of year?

July, on average, is the warmest month in Lostant, registering a high temperature of 81°F (27.2°C) and a low of 64.4°F (18°C).

What is the average July temperature?

An average high-temperature, in July, in Lostant, is 81°F (27.2°C) and the average low-temperature is 64.4°F (18°C). In July, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is computed to be 87.8°F (31°C).

What is the most humid month?

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

What is the average humidity in July?

The average relative humidity in July is 85%.

How much does it rain in July?

In July, the rain falls for 18.1 days. Throughout July, 2.72" (69mm) of precipitation is accumulated.

When it does not snow?

May through September are months without snowfall.

What is the average length of the day in July?

In July, the average day length in Lostant is 14h and 47min.

When are sunrise and sunset in July?

In July, on the first day of the month, sunrise is at 5:27 am and sunset at 8:32 pm. On the last day of the month, sunrise is at 5:51 am and sunset at 8:13 pm CDT.

How long on average sun shines in July?

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

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

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

How high is the UV index in July?

In July, the average daily maximum UV index 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
Lostant, IL

Average temperature in July - Lostant, IL
  • Average high temperature in July: 81°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (29.5°F).

  • Average low temperature in July: 64.4°F

The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (17.8°F).

Average pressure in July
Lostant, IL

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

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in July
Lostant, IL

Average wind speed in July - Lostant, 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 (6.2mph).

Average humidity in July
Lostant, IL

Average humidity in July - Lostant, 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 (72%).

Average rainfall in July
Lostant, IL

Average rainfall in July - Lostant, IL
  • Average rainfall in July: 2.72"

The wettest month (with the highest rainfall) is May (3.39").
The driest month (with the least rainfall) is December (1.18").

Average rainfall days in July
Lostant, IL

Average rainfall days in July - Lostant, IL
  • Average rainfall days in July: 18.1 days

The month with the highest number of rainy days is July (18.1 days).
The month with the least rainy days is February (5.3 days).

Average snowfall in July
Lostant, IL

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

The month with the highest snowfall is February (3.27").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in July
Lostant, IL

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

The month with the highest number of snowfall days is January (11.8 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
Lostant, IL

Average daylight in July / Average sunshine in July - Lostant, IL
  • Average daylight in July: 14h and 5min

The month with the longest days is June (Average daylight: 15h and 6min).
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: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in July
Lostant, IL

Average sunshine days in July - Lostant, IL
  • Average sunshine days in July: 9.2 days

The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is July (9.2 days).

Average UV index in July
Lostant, IL

Average UV index in July - Lostant, 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 and December (UV index 1).

Average cloud cover in July
Lostant, IL

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

The month with the most cloud cover is January (Cloud cover 59).
The months with the least cloud cover are August and September (Cloud cover 32).

Average visibility in July
Lostant, IL

Average visibility in July - Lostant, 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).

Lostant, Illinois, USA

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