March weather forecast
Green Rock, IL

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Weather in March

March, the first month of the spring in Green Rock, is a chilly month, with an average temperature varying between 32°F (0°C) and 46.8°F (8.2°C).

Temperature

As Green Rock enters March, the average high-temperature increases from the a wintry 32.7°F (0.4°C) of February to a frosty 46.8°F (8.2°C). Throughout the March nights, Green Rock encounters a low-temperature of 32°F (0°C).

Humidity

In Green Rock, the average relative humidity in March is 75%.

Rainfall

In March, in Green Rock, the rain falls for 8.2 days. Throughout March, 0.63" (16mm) of precipitation is accumulated. Throughout the year, there are 99.4 rainfall days, and 9.57" (243mm) of precipitation is accumulated.

Snowfall

January through April, September through December are months with snowfall. In Green Rock, in March, snow falls for 3.1 days, with typically accumulated 0.55" (14mm) of snow. Throughout the year, there are 24.5 snowfall days, and 4.09" (104mm) of snow is accumulated.

Daylight

In Green Rock, the average length of the day in March is 11h and 58min.
On the first day of the month, sunrise is at 6:34 am and sunset at 5:52 pm CST. On the last day of March, sunrise is at 6:44 am and sunset at 7:26 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 Green Rock, the average sunshine in March is 6.4h.

UV index

The average daily maximum UV index in March is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for average individuals.
Note: In March, an average UV index of 3 transforms into the following instructions:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
Updated: Jul 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in March?

In March, the average high-temperature and low-temperature are 46.8°F (8.2°C) and 32°F (0°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 Green Rock, during March, the rain falls for 8.2 days and regularly aggregates up to 0.63" (16mm) of precipitation.

How much does it snow in March?

In Green Rock, in March, snow falls for 3.1 days, with typically accumulated 0.55" (14mm) of snow.

How many hours of daylight does Green Rock have in March?

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

What time are sunrise and sunset in March?

On the first day of March, sunrise is at 6:34 am and sunset at 5:52 pm CST. On the last day of the month, sunrise is at 6:44 am and sunset at 7:26 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 Green Rock?

In Green Rock, the average sunshine duration in March is 6.4h.

How high is the UV index in March in Green Rock?

In Green Rock, Illinois, the average daily maximum UV index in March is 3. A UV Index estimate of 3 to 5 represents a medium hazard to health 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 March
Green Rock, IL

Average temperature in March - Green Rock, IL
  • Average high temperature in March: 46.8°F

The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (28.2°F).

  • Average low temperature in March: 32°F

The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (15.4°F).

Average pressure in March
Green Rock, IL

Average pressure in March - Green Rock, IL
  • Average pressure in March: 30.08"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in March
Green Rock, IL

Average wind speed in March - Green Rock, IL
  • Average wind speed in March: 10.3mph

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.7mph).

Average humidity in March
Green Rock, IL

Average humidity in March - Green Rock, IL
  • Average humidity in March: 75%

The months with the highest relative humidity are January and July (83%).
The month with the lowest relative humidity is October (71%).

Average rainfall in March
Green Rock, IL

Average rainfall in March - Green Rock, IL
  • Average rainfall in March: 0.63"

The wettest month (with the highest rainfall) is May (1.61").
The driest month (with the least rainfall) is December (0.35").

Average rainfall days in March
Green Rock, IL

Average rainfall days in March - Green Rock, IL
  • Average rainfall days in March: 8.2 days

The month with the highest number of rainy days is May (13.4 days).
The month with the least rainy days is January (3.2 days).

Average snowfall in March
Green Rock, IL

Average snowfall in March - Green Rock, IL
  • Average snowfall in March: 0.55"

The month with the highest snowfall is January (1.26").
The months with the least snowfall are May, June, July and August (0").

Average snowfall days in March
Green Rock, IL

Average snowfall days in March - Green Rock, IL
  • Average snowfall days in March: 3.1 days

The month with the highest number of snowfall days is January (7.2 days).
The months with the least snowfall days are May, June, July and August (0 days).

Average daylight in March /
Average sunshine in March
Green Rock, IL

Average daylight in March / Average sunshine in March - Green Rock, 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 2min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days in March
Green Rock, IL

Average sunshine days in March - Green Rock, IL
  • Average sunshine days in March: 19.8 days

The month with the most sunshine days is December (22.4 days).
The month with the least sunshine days is June (14.4 days).

Average UV index in March
Green Rock, IL

Average UV index in March - Green Rock, IL
  • Average UV index in March: 3

The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is January (UV index 1).

Average cloud cover in March
Green Rock, IL

Average cloud cover in March - Green Rock, IL
  • Average cloud cover in March: 49

The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 30).

Average visibility in March
Green Rock, IL

Average visibility in March - Green Rock, IL
  • Average visibility in March: 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).

Green Rock, Illinois, USA

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