July weather forecast
Lansing, IL

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Weather in July

July, like June, in Lansing, Illinois, is another warm summer month, with temperature in the range of an average high of 80.8°F (27.1°C) and an average low of 65.8°F (18.8°C).

Temperature

In Lansing, the month of July registers the highest temperatures, averaging 80.8°F (27.1°C) at the peak and 65.8°F (18.8°C) at the lowest.

Heat index

For July, the heat index is estimated at a hot 86°F (30°C). Long-standing exposure coupled with ongoing activity could result in exhaustion, possibly causing heat cramps.
Heat index's context suggests values are appropriate for shady areas and slight breezes. The direct sun can potentially cause the heat index to increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', provides an understanding of perceived warmth by combining temperature and relative humidity. Metabolic differences, pregnancy status, and the level of physical activity are additional factors influencing an individual's weather perception. When you're directly under the sun's rays, remember that the heat index may surge by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Young individuals are generally in more danger than adults due to their lower capacity to sweat. Moreover, their large skin surface in relation to their small bodies and the increased heat generation from their activities makes them more vulnerable.

Humidity

In Lansing, Illinois, the average relative humidity in July is 78%.

Rainfall

In Lansing, in July, during 18.4 rainfall days, 3.19" (81mm) of precipitation is typically accumulated. In Lansing, during the entire year, the rain falls for 150.7 days and collects up to 25.31" (643mm) of precipitation.

Snowfall

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

Daylight

In July, the average length of the day is 14h and 50min.
On the first day of July, sunrise is at 5:20 am and sunset at 8:28 pm. On the last day of the month, sunrise is at 5:44 am and sunset at 8:08 pm CDT.

Sunshine

The average sunshine in July is 10h.

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 hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index, 6 in July, converts into the following recommendations:
Implement precautions and maintain sun safety methods. Avoidance of sunburn is demanded. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.

Frequently asked questions

What is the warmest month?

July is the month when Lansing experiences its warmest temperatures, averaging a high of 80.8°F (27.1°C) and a low of 65.8°F (18.8°C).

What are the temperatures in Lansing in July?

The average high-temperature and low-temperature during July are 80.8°F (27.1°C) and 65.8°F (18.8°C) respectively. The average heat index (a.k.a. 'felt air temperature', 'feels like'), 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 average humidity in July?

In Lansing, Illinois, the average relative humidity in July is 78%.

How much does it rain in July?

In Lansing, in July, during 18.4 rainfall days, 3.19" (81mm) of precipitation is typically accumulated.

When it does not snow?

May through September are months without snowfall.

How many hours of daylight does Lansing have in July?

In Lansing, the average day length in July is 14h and 50min.

What time are sunrise and sunset in July?

In July, on the first day of the month, sunrise is at 5:20 am and sunset at 8:28 pm. On the last day of the month, sunrise is at 5:44 am and sunset at 8:08 pm CDT.

How long on average sun shines in July?

In Lansing, the average sunshine duration in July is 10h.

What is the month with the highest UV index?

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

How high is the UV index in July in Lansing?

The average daily maximum UV index in July is 6. A UV Index estimate of 6 to 7 represents a high health threat from exposure to the Sun's UV radiation.
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
Lansing, IL

Average temperature in July - Lansing, 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 (29.7°F).

  • Average low temperature in July: 65.8°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (19°F).

Average pressure in July
Lansing, IL

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

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in July
Lansing, IL

Average wind speed in July - Lansing, IL
  • Average wind speed in July: 6.7mph

The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).

Average humidity in July
Lansing, IL

Average humidity in July - Lansing, IL
  • Average humidity in July: 78%

The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is October (72%).

Average rainfall in July
Lansing, IL

Average rainfall in July - Lansing, IL
  • Average rainfall in July: 3.19"

The wettest month (with the highest rainfall) is June (3.39").
The driest month (with the least rainfall) is January (1.14").

Average rainfall days in July
Lansing, IL

Average rainfall days in July - Lansing, IL
  • Average rainfall days in July: 18.4 days

The month with the highest number of rainy days is July (18.4 days).
The month with the least rainy days is February (5.5 days).

Average snowfall in July
Lansing, IL

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

The month with the highest snowfall is February (3.5").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in July
Lansing, IL

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

The month with the highest number of snowfall days is January (12.5 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
Lansing, IL

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

  • Average sunshine in July: 10h and 0min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

Average sunshine days in July
Lansing, IL

Average sunshine days in July - Lansing, IL
  • Average sunshine days in July: 9.9 days

The month with the most sunshine days is November (17 days).
The month with the least sunshine days is July (9.9 days).

Average UV index in July
Lansing, IL

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

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

Average cloud cover in July
Lansing, IL

Average cloud cover in July - Lansing, IL
  • Average cloud cover in July: 31

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 30).

Average visibility in July
Lansing, IL

Average visibility in July - Lansing, 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).

Lansing, Illinois, USA

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