May weather forecast
LaSalle, IL

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Weather in May

As May comes around in LaSalle, Illinois, a truly lively spring environment is set in motion. Average monthly temperatures notably ascend, this time coming up from the colder days of April. May introduces a distinct burst of greenery, and wildlife often becomes increasingly active. It is a month characterized by lengthier 14.5-hour days and the lingering anticipation of summer's impending arrival.

Temperature

A rise in the average high-temperature is observed in LaSalle during May, moving from an enjoyable 62.1°F (16.7°C) in April to a pleasant 73°F (22.8°C). Nightly average temperatures in May reveal a significant dip from daytime highs in LaSalle, registering a consistent a chilly 48.9°F (9.4°C).

Daylight

The average length of the day in May in LaSalle is 14h and 32min.
On the first day of the month, sunrise is at 5:52 am and sunset at 7:54 pm. On the last day of May, in LaSalle, Illinois, sunrise is at 5:25 am and sunset at 8:22 pm CDT.
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Frequently asked questions

What are the temperatures in LaSalle in May?

The high-temperature in LaSalle during May is 73°F (22.8°C) and the low-temperature is 48.9°F (9.4°C).

How many hours of daylight does LaSalle have in May?

In LaSalle, Illinois, the average day length in May is 14h and 32min.

When is the sunrise / sunset in May in LaSalle?

On the first day of May in LaSalle, Illinois, sunrise is at 5:52 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 5:25 am and sunset at 8:22 pm CDT.

Average temperature in May
LaSalle, IL

Average temperature in May - LaSalle, IL
  • Average high temperature in May: 73°F

The warmest month (with the highest average high temperature) is July (85°F).
The month with the lowest average high temperature is January (30°F).

  • Average low temperature in May: 49°F

The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (14°F).

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Average daylight in May
LaSalle, IL

Average daylight in May - LaSalle, IL
  • Average daylight in May: 14h and 3min

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).

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LaSalle, Illinois, USA

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