May weather forecast
Northlake, IL

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Weather in May

The last month of the spring, May, is a refreshing month in Northlake, Illinois, with temperature in the range of an average low of 51.6°F (10.9°C) and an average high of 67.3°F (19.6°C).

Temperature

The shift from April to May sees an increase in the average high-temperature, transitioning from a fresh 55.2°F (12.9°C) to a comfortable 67.3°F (19.6°C). Nighttime temperatures hover around an average low of 51.6°F (10.9°C) in May.

Humidity

The average relative humidity in May is 75%.

Rainfall

May is the month with the most rainfall in Northlake. Rain falls for 17.3 days and accumulates 3.11" (79mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Northlake. May is the last month it regularly snows. During 0.1 snowfall days, in May, Northlake aggregates 0.04" (1mm) of snow. Throughout the year, there are 45.8 snowfall days, and 14.25" (362mm) of snow is accumulated.

Daylight

In Northlake, the average length of the day in May is 14h and 35min.
On the first day of May in Northlake, sunrise is at 5:46 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 5:18 am and sunset at 8:20 pm CDT.

Sunshine

The average sunshine in May is 8.6h.

UV index

The average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for average individuals.
Note: During May, 5 as the daily maximum UV index converts into the following advice:
Undertake precautions - It is suggested to shield oneself from sunburn. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.

Frequently asked questions

What is the usual temperature for Northlake in May?

The high-temperature during May is 67.3°F (19.6°C) and the low-temperature is 51.6°F (10.9°C).

What is the average humidity in May in Northlake?

In May, the average relative humidity is 75%.

What is the rainiest month?

May is the month with the most rainfall. Rain falls for 17.3 days and accumulates 3.11" (79mm) of precipitation.

How much does it rain in May?

In Northlake, during May, the rain falls for 17.3 days and regularly aggregates up to 3.11" (79mm) of precipitation.

What is the last month it snows?

May is the last month it regularly snows. During 0.1 snowfall days, in May, Northlake aggregates 0.04" (1mm) of snow.

How many hours of daylight does Northlake have in May?

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

When are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 5:46 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 5:18 am and sunset at 8:20 pm CDT.

How many hours of sunshine does Northlake have in May?

In May, the average sunshine duration in Northlake is 8.6h.

What is the UV index reading in May?

In Northlake, the average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from exposure to the Sun's UV radiation.
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
Northlake, IL

Average temperature in May - Northlake, IL
  • Average high temperature in May: 67.3°F

The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (28.8°F).

  • Average low temperature in May: 51.6°F

The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (18°F).

Average pressure in May
Northlake, IL

Average pressure in May - Northlake, 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
Northlake, IL

Average wind speed in May - Northlake, IL
  • Average wind speed in May: 8.3mph

The windiest month (with the highest average wind speed) is January (10.2mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).

Average humidity in May
Northlake, IL

Average humidity in May - Northlake, IL
  • Average humidity in May: 75%

The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is October (72%).

Average rainfall in May
Northlake, IL

Average rainfall in May - Northlake, IL
  • Average rainfall in May: 3.11"

The wettest month (with the highest rainfall) is May (3.11").
The driest month (with the least rainfall) is December (1.14").

Average rainfall days in May
Northlake, IL

Average rainfall days in May - Northlake, IL
  • Average rainfall days in May: 17.3 days

The months with the highest number of rainy days are May and July (17.3 days).
The month with the least rainy days is February (5.1 days).

Average snowfall in May
Northlake, IL

Average snowfall in May - Northlake, IL
  • Average snowfall in May: 0.04"

The month with the highest snowfall is February (3.86").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Northlake, IL

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

The month with the highest number of snowfall days is January (12.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in May / Average sunshine in May - Northlake, 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 6min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average sunshine days in May
Northlake, IL

Average sunshine days in May - Northlake, IL
  • Average sunshine days in May: 10.8 days

The month with the most sunshine days is November (16.8 days).
The month with the least sunshine days is July (9.5 days).

Average UV index in May
Northlake, IL

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

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

Average cloud cover in May
Northlake, IL

Average cloud cover in May - Northlake, IL
  • Average cloud cover in May: 43

The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 30).

Average visibility in May
Northlake, IL

Average visibility in May - Northlake, 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).

Northlake, Illinois, USA

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