March weather forecast
Flat Rock, IL

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Weather in March

March, the first month of the spring in Flat Rock, is a fresh month, with an average temperature ranging between min 36.7°F (2.6°C) and max 53.1°F (11.7°C).

Temperature

March's arrival coincides with a temperature rise, moving from February's cold 41°F (5°C) to a cool 53.1°F (11.7°C). In Flat Rock, the expected average low-temperature for March is a wintry 36.7°F (2.6°C).

Humidity

In Flat Rock, the average relative humidity in March is 76%.

Rainfall

In Flat Rock, Illinois, in March, during 14.8 rainfall days, 2.8" (71mm) of precipitation is typically accumulated. Throughout the year, in Flat Rock, there are 162.4 rainfall days, and 36.85" (936mm) of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall in Flat Rock. In Flat Rock, Illinois, during March, snow falls for 2.6 days and regularly aggregates up to 1.3" (33mm) of snow. Throughout the year, there are 22 snowfall days, and 7.64" (194mm) of snow is accumulated.

Daylight

In Flat Rock, the average length of the day in March is 11h and 59min.
On the first day of the month, sunrise is at 6:21 am and sunset at 5:43 pm CST. On the last day of March, sunrise is at 6:35 am and sunset at 7:13 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 in Flat Rock is 6.2h.

UV index

In March, the average daily maximum UV index in Flat Rock is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the average person.
Note: In March, a daily UV index of 3 turns into the following recommendations:
Be vigilant - Preventing sunburn is recommended. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
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Frequently asked questions

What are March temperatures in Flat Rock?

An average high-temperature, in March, in Flat Rock, is 53.1°F (11.7°C) and the average low-temperature is 36.7°F (2.6°C).

What is the average humidity in March in Flat Rock?

In Flat Rock, Illinois, the average relative humidity in March is 76%.

How many days does it rain in March in Flat Rock?

In Flat Rock, in March, during 14.8 rainfall days, 2.8" (71mm) of precipitation is typically accumulated.

How much does it snow in Flat Rock in March?

In Flat Rock, in March, during 2.6 snowfall days, 1.3" (33mm) of snow is typically accumulated.

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

In March, the average day length in Flat Rock, Illinois, is 11h and 59min.

When are sunrise and sunset in March in Flat Rock?

On the first day of March, sunrise is at 6:21 am and sunset at 5:43 pm CST. On the last day of the month, sunrise is at 6:35 am and sunset at 7:13 pm CDT.

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

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Flat Rock, Illinois, 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 Flat Rock?

The average sunshine duration in March in Flat Rock is 6.2h.

What is the UV index intensity in March in Flat Rock?

In Flat Rock, the average daily maximum UV index in March is 3. A UV Index of 3 to 5 symbolizes a moderate health threat 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
Flat Rock, IL

Average temperature in March - Flat Rock, IL
  • Average high temperature in March: 53.1°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (36.1°F).

  • Average low temperature in March: 36.7°F

The month with the highest average low temperature is July (66.9°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).

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Average pressure in March
Flat Rock, IL

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

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in March
Flat Rock, IL

Average wind speed in March - Flat Rock, IL
  • Average wind speed in March: 9.9mph

The windiest months (with the highest average wind speed) are January and February (10mph).
The calmest months (with the lowest average wind speed) are July and August (5.9mph).

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Average humidity in March
Flat Rock, IL

Average humidity in March - Flat Rock, IL
  • Average humidity in March: 76%

The month with the highest relative humidity is July (81%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in March
Flat Rock, IL

Average rainfall in March - Flat Rock, IL
  • Average rainfall in March: 2.8"

The wettest month (with the highest rainfall) is April (5.2").
The driest month (with the least rainfall) is September (1.89").

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Average rainfall days in March
Flat Rock, IL

Average rainfall days in March - Flat Rock, IL
  • Average rainfall days in March: 14.8 days

The month with the highest number of rainy days is May (19.8 days).
The month with the least rainy days is January (8.4 days).

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Average snowfall in March
Flat Rock, IL

Average snowfall in March - Flat Rock, IL
  • Average snowfall in March: 1.3"

The month with the highest snowfall is January (2.32").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in March
Flat Rock, IL

Average snowfall days in March - Flat Rock, IL
  • Average snowfall days in March: 2.6 days

The month with the highest number of snowfall days is January (6.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

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

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in March: 6h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

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Average sunshine days in March
Flat Rock, IL

Average sunshine days in March - Flat Rock, IL
  • Average sunshine days in March: 13.8 days

The month with the most sunshine days is November (18 days).
The month with the least sunshine days is May (9.7 days).

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Average UV index in March
Flat Rock, IL

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

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in March
Flat Rock, IL

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

The month with the most cloud cover is January (Cloud cover 55).
The month with the least cloud cover is August (Cloud cover 29).

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Average visibility in March
Flat Rock, IL

Average visibility in March - Flat 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).

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Flat Rock, Illinois, USA

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