March weather forecast
Thornton, IL

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Weather in March

March, the first month of the spring in Thornton, is a chilly month, with an average temperature varying between 32.4°F (0.2°C) and 45.5°F (7.5°C).

Temperature

In Thornton, the average high-temperature in March rises, from an icy 33.1°F (0.6°C) in February, to a frosty 45.5°F (7.5°C). In March, Thornton records an average nighttime temperature of 32.4°F (0.2°C).

Humidity

In March, the average relative humidity is 75%.

Rainfall

In Thornton, in March, during 12.7 rainfall days, 2.09" (53mm) of precipitation is typically accumulated. In Thornton, Illinois, during the entire year, the rain falls for 155.6 days and collects up to 31.3" (795mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall in Thornton. In March, it is snowing for 6.1 days. Throughout March, 1.65" (42mm) of snow is accumulated. In Thornton, during the entire year, snow falls for 44.6 days and aggregates up to 16.46" (418mm) of snow.

Daylight

In Thornton, the average length of the day in March is 11h and 58min.
On the first day of March, sunrise is at 6:23 am and sunset at 5:41 pm CST. On the last day of the month, sunrise is at 6:33 am and sunset at 7:15 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 Thornton, the average sunshine in March is 6h.

UV index

In March, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: An average maximum UV index of 3 in March leads to these recommendations:
Put precautions into practice - Protective measures against sun-induced damage are advised. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Updated: Jun 11, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in March?

The average high-temperature and low-temperature during March are 45.5°F (7.5°C) and 32.4°F (0.2°C) respectively.

What is the average humidity in March?

In March, the average relative humidity is 75%.

How many days does it rain in March?

In Thornton, Illinois, during March, the rain falls for 12.7 days and regularly aggregates up to 2.09" (53mm) of precipitation.

How much does it snow in March?

In Thornton, in March, during 6.1 snowfall days, 1.65" (42mm) of snow is typically accumulated.

What is the average length of the day in March?

In March, the average day length is 11h and 58min.

What time are sunrise and sunset in March?

In March, on the first day of the month, sunrise is at 6:23 am and sunset at 5:41 pm CST. On the last day of the month, sunrise is at 6:33 am and sunset at 7:15 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 many hours of sunshine does Thornton have in March?

In March, the average sunshine duration is 6h.

How high is the UV index in March?

The average daily maximum UV index in March is 3. A UV Index estimate of 3 to 5 represents 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 March
Thornton, IL

Average temperature in March - Thornton, IL
  • Average high temperature in March: 45.5°F

The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (29.7°F).

  • Average low temperature in March: 32.4°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 (18.9°F).

Average pressure in March
Thornton, IL

Average pressure in March - Thornton, IL
  • Average pressure in March: 30.09"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 March
Thornton, IL

Average wind speed in March - Thornton, IL
  • Average wind speed in March: 9.5mph

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 March
Thornton, IL

Average humidity in March - Thornton, IL
  • Average humidity in March: 75%

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

Average rainfall in March
Thornton, IL

Average rainfall in March - Thornton, IL
  • Average rainfall in March: 2.09"

The wettest month (with the highest rainfall) is May (4.17").
The driest month (with the least rainfall) is December (1.54").

Average rainfall days in March
Thornton, IL

Average rainfall days in March - Thornton, IL
  • Average rainfall days in March: 12.7 days

The month with the highest number of rainy days is July (17.6 days).
The month with the least rainy days is February (6.1 days).

Average snowfall in March
Thornton, IL

Average snowfall in March - Thornton, IL
  • Average snowfall in March: 1.65"

The month with the highest snowfall is January (4.53").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in March
Thornton, IL

Average snowfall days in March - Thornton, IL
  • Average snowfall days in March: 6.1 days

The month with the highest number of snowfall days is January (12.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

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 March: 6h and 0min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

Average sunshine days in March
Thornton, IL

Average sunshine days in March - Thornton, IL
  • Average sunshine days in March: 13.8 days

The month with the most sunshine days is November (16.4 days).
The month with the least sunshine days is April (10.2 days).

Average UV index in March
Thornton, IL

Average UV index in March - Thornton, IL
  • Average UV index in March: 3

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 March
Thornton, IL

Average cloud cover in March - Thornton, IL
  • Average cloud cover in March: 50

The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 30).

Average visibility in March
Thornton, IL

Average visibility in March - Thornton, 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).

Thornton, Illinois, USA

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