March weather forecast
Grayslake, IL

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Weather in March

The first month of the spring, March, is a chilly month in Grayslake, Illinois, with an average temperature ranging between min 30.2°F (-1°C) and max 42.8°F (6°C).

Temperature

Noticing a change, the average high-temperature during March moves from February's subzero cold 30.6°F (-0.8°C) to a frosty 42.8°F (6°C). Throughout the month of March, Grayslake witnesses an average temperature of 30.2°F (-1°C).

Humidity

The average relative humidity in March is 77%.

Rainfall

In Grayslake, in March, it is raining for 10.1 days, with typically 1.18" (30mm) of accumulated precipitation. In Grayslake, during the entire year, the rain falls for 142.3 days and collects up to 21.97" (558mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Grayslake, in March, snow falls for 7.1 days, with typically accumulated 1.22" (31mm) of snow. In Grayslake, during the entire year, snow falls for 49.5 days and aggregates up to 13.54" (344mm) of snow.

Daylight

In March, the average length of the day is 11h and 58min.
On the first day of March, sunrise is at 6:26 am and sunset at 5:42 pm CST. On the last day of the month, sunrise is at 6:34 am and sunset at 7:17 pm CDT.
Note: On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from CST to CDT. Daylight Saving Time lasts until Sunday, November 3. 2024, at 2:00 am; consequently, the time zone reverts from CDT to CST.

Sunshine

In March, the average sunshine is 5.9h.

UV index

The average daily maximum UV index in March is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 2 in March converts into the following recommendations:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Updated: Aug 20, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in March?

In March, the average high-temperature and low-temperature are 42.8°F (6°C) and 30.2°F (-1°C) respectively.

What is the average humidity in March?

In March, the average relative humidity is 77%.

How many days does it rain in March?

In Grayslake, during March, the rain falls for 10.1 days and regularly aggregates up to 1.18" (30mm) of precipitation.

How many days does it snow in March?

In Grayslake, in March, snow falls for 7.1 days, with typically accumulated 1.22" (31mm) of snow.

What is the average length of the day in March?

The average day length in March is 11h and 58min.

When is the sunrise / sunset in March?

In March, on the first day of the month, sunrise is at 6:26 am and sunset at 5:42 pm CST. On the last day of the month, sunrise is at 6:34 am and sunset at 7:17 pm CDT.

When does Daylight Saving Time (DST) start in March?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from CST to CDT. DST ends Sunday, November 3. 2024, at 2:00 am.

How long on average sun shines in March?

In March, the average sunshine duration is 5.9h.

How high is the UV index in March in Grayslake?

In March, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a low health risk from unsafe 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 March
Grayslake, IL

Average temperature in March - Grayslake, IL
  • Average high temperature in March: 42.8°F

The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (27.5°F).

  • Average low temperature in March: 30.2°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 (16.5°F).

Average pressure in March
Grayslake, IL

Average pressure in March - Grayslake, IL
  • Average pressure in March: 30.09"Hg

The months with the highest atmospheric pressure are January and February (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in March
Grayslake, IL

Average wind speed in March - Grayslake, IL
  • Average wind speed in March: 9.8mph

The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest month (with the lowest average wind speed) is August (6.4mph).

Average humidity in March
Grayslake, IL

Average humidity in March - Grayslake, IL
  • Average humidity in March: 77%

The months with the highest relative humidity are January and February (83%).
The month with the lowest relative humidity is October (74%).

Average rainfall in March
Grayslake, IL

Average rainfall in March - Grayslake, IL
  • Average rainfall in March: 1.18"

The wettest month (with the highest rainfall) is April (2.72").
The driest month (with the least rainfall) is December (0.98").

Average rainfall days in March
Grayslake, IL

Average rainfall days in March - Grayslake, IL
  • Average rainfall days in March: 10.1 days

The month with the highest number of rainy days is July (17.5 days).
The month with the least rainy days is February (5 days).

Average snowfall in March
Grayslake, IL

Average snowfall in March - Grayslake, IL
  • Average snowfall in March: 1.22"

The month with the highest snowfall is January (3.58").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in March
Grayslake, IL

Average snowfall days in March - Grayslake, IL
  • Average snowfall days in March: 7.1 days

The month with the highest number of snowfall days is January (13.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in March /
Average sunshine in March
Grayslake, IL

Average daylight in March / Average sunshine in March - Grayslake, IL
  • Average daylight in March: 12h and 0min

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 6min).

  • Average sunshine in March: 5h and 5min

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 42min).

Average sunshine days in March
Grayslake, IL

Average sunshine days in March - Grayslake, IL
  • Average sunshine days in March: 14.8 days

The month with the most sunshine days is November (17.1 days).
The month with the least sunshine days is May (10.8 days).

Average UV index in March
Grayslake, IL

Average UV index in March - Grayslake, IL
  • Average UV index in March: 2

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

Average cloud cover in March
Grayslake, IL

Average cloud cover in March - Grayslake, IL
  • Average cloud cover in March: 51

The month with the most cloud cover is January (Cloud cover 61).
The months with the least cloud cover are July, August and September (Cloud cover 30).

Average visibility in March
Grayslake, IL

Average visibility in March - Grayslake, IL
  • Average visibility in March: 6mi

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).

Grayslake, Illinois, USA

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