May weather forecast
Glenview, IL

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The scenic lake near a famous college and a grade school with an intricate path and road system near Glenview, Illinois
The scenic lake near a famous college and a grade school with an intricate path and road system near Glenview, Illinois

Weather in May

May is characterized by a true feel of spring as it boasts warmer temperatures and sporadic rain in Glenview, Illinois. With significant rain reaching 4.57" (116mm) and temperatures steadying at 62.8°F (17.1°C), May epitomizes the season of rebirth. Residents enjoying outdoor activities in May should anticipate a copious mixture of bright, sunny days and potentially wet afternoons. The daylight lasts longer and the splash of vibrant colors around the city makes outdoor trips picturesque and memorable. The warmth and humidity steadily rise as Glenview gets ready to welcome summer in June.

Temperature

As May arrives, Glenview's weather shows an increase in high-temperatures, moving from April's fresh 52°F (11.1°C) to a comfortable 62.8°F (17.1°C). In the month of May, an average of 50.4°F (10.2°C) marks the low-temperature.

Humidity

The average relative humidity in May is 77%.

Rainfall

The wettest months are May and June, with an average 4.57" (116mm) of rainfall.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.1 snowfall days, in May, Glenview aggregates 0.08" (2mm) of snow. In Glenview, during the entire year, snow falls for 47.6 days and aggregates up to 17.8" (452mm) of snow.

Daylight

In May, the average length of the day is 14h and 35min.
On the first day of the month, sunrise is at 5:45 am and sunset at 7:50 pm. On the last day of May, sunrise is at 5:17 am and sunset at 8:20 pm CDT.

Sunshine

The average sunshine in May is 8.7h.

UV index

In May, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for average individuals.
Note: The daily high UV index of 5 during May translates into the following recommendations:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Updated: Jun 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in May?

The average high-temperature and low-temperature during May are 62.8°F (17.1°C) and 50.4°F (10.2°C) respectively.

What is the average humidity in May?

In Glenview, the average relative humidity in May is 77%.

What is the wettest month?

The wettest months are May and June, with an average 4.57" (116mm) of rainfall.

How much does it rain in Glenview in May?

In May, the rain falls for 19.1 days. Throughout May, 4.57" (116mm) of precipitation is accumulated.

What is the last month it snows in Glenview?

May is the last month it regularly snows. During 0.1 snowfall days, in May, Glenview aggregates 0.08" (2mm) of snow.

What is the average length of the day in May?

In May, the average day length is 14h and 35min.

When is the sunrise / sunset in May?

On the first day of May, sunrise is at 5:45 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 5:17 am and sunset at 8:20 pm CDT.

How many hours of sunshine does Glenview have in May?

The average sunshine duration in May is 8.7h.

What is the UV index reading in May?

In May, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a moderate health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Glenview, IL

Average temperature in May - Glenview, IL
  • Average high temperature in May: 62.8°F

The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is January (28.8°F).

  • Average low temperature in May: 50.4°F

The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).

Average pressure in May
Glenview, IL

Average pressure in May - Glenview, IL
  • Average pressure in May: 29.96"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in May
Glenview, IL

Average wind speed in May - Glenview, IL
  • Average wind speed in May: 8.9mph

The windiest month (with the highest average wind speed) is January (11.5mph).
The calmest month (with the lowest average wind speed) is August (7.1mph).

Average humidity in May
Glenview, IL

Average humidity in May - Glenview, IL
  • Average humidity in May: 77%

The month with the highest relative humidity is January (82%).
The month with the lowest relative humidity is October (73%).

Average rainfall in May
Glenview, IL

Average rainfall in May - Glenview, IL
  • Average rainfall in May: 4.57"

The wettest months (with the highest rainfall) are May and June (4.57").
The driest month (with the least rainfall) is December (1.65").

Average rainfall days in May
Glenview, IL

Average rainfall days in May - Glenview, IL
  • Average rainfall days in May: 19.1 days

The month with the highest number of rainy days is May (19.1 days).
The month with the least rainy days is February (6.1 days).

Average snowfall in May
Glenview, IL

Average snowfall in May - Glenview, IL
  • Average snowfall in May: 0.08"

The month with the highest snowfall is January (4.84").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Glenview, IL

Average snowfall days in May - Glenview, IL
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is January (13.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Glenview, IL

Average daylight in May / Average sunshine in May - Glenview, IL
  • Average daylight in May: 14h and 4min

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 May: 8h and 4min

The months with the most sunshine are July and August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average sunshine days in May
Glenview, IL

Average sunshine days in May - Glenview, IL
  • Average sunshine days in May: 10 days

The month with the most sunshine days is November (15.5 days).
The month with the least sunshine days is June (9.2 days).

Average UV index in May
Glenview, IL

Average UV index in May - Glenview, IL
  • Average UV index in May: 5

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

Average cloud cover in May
Glenview, IL

Average cloud cover in May - Glenview, IL
  • Average cloud cover in May: 41

The month with the most cloud cover is January (Cloud cover 61).
The months with the least cloud cover are July and August (Cloud cover 28).

Average visibility in May
Glenview, IL

Average visibility in May - Glenview, IL
  • Average visibility in May: 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).

Glenview, Illinois, USA

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