March weather forecast
Caseyville, IL

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Weather in March

The first month of the spring, March, is a fresh month in Caseyville, Illinois, with an average temperature fluctuating between 54.1°F (12.3°C) and 37.8°F (3.2°C).

Temperature

The start of March signals an increase in the average high-temperature, moving from an icy 42.1°F (5.6°C) in February to a fresh 54.1°F (12.3°C). Throughout the month of March, Caseyville expects an average low of 37.8°F (3.2°C).

Humidity

In March, the average relative humidity is 76%.

Rainfall

In Caseyville, during March, the rain falls for 13.9 days and regularly aggregates up to 2.6" (66mm) of precipitation. Throughout the year, in Caseyville, there are 149.9 rainfall days, and 33.94" (862mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through March, September, November and December. March is the last month it regularly snows. During 2.2 snowfall days, in March, Caseyville aggregates 0.94" (24mm) of snow. In Caseyville, during the entire year, snow falls for 20.7 days and aggregates up to 7.13" (181mm) of snow.

Daylight

In March, the average length of the day is 11h and 59min.
On the first day of the month, sunrise is at 6:31 am and sunset at 5:53 pm CST. On the last day of March, sunrise is at 6:45 am and sunset at 7:23 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

The average sunshine in March is 6.5h.

UV index

In Caseyville, Illinois, the average daily maximum UV index in March is 4. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for average individuals.
Note: A maximum daily UV index of 4 during March morphs into the following directions:
Take measures. Individuals with light skin might experience burns in under 30 minutes. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Updated: Jul 27, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average March temperature?

The high-temperature, in March, in Caseyville, is 54.1°F (12.3°C), while the low-temperature averages to 37.8°F (3.2°C).

What is the average humidity in March?

The average relative humidity in March is 76%.

How many days does it rain in March?

In Caseyville, in March, it is raining for 13.9 days, with typically 2.6" (66mm) of accumulated precipitation.

What is the last month it snows?

March is the last month it regularly snows. During 2.2 snowfall days, in March, Caseyville aggregates 0.94" (24mm) of snow.

What is the average length of the day in March?

The average day length in March is 11h and 59min.

When are sunrise and sunset in March?

On the first day of March, sunrise is at 6:31 am and sunset at 5:53 pm CST. On the last day of the month, sunrise is at 6:45 am and sunset at 7:23 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 Caseyville have in March?

The average sunshine duration in March is 6.5h.

What is the UV index reading in March?

In March, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unprotected exposure to 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
Caseyville, IL

Average temperature in March - Caseyville, IL
  • Average high temperature in March: 54.1°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (37.4°F).

  • Average low temperature in March: 37.8°F

The month with the highest average low temperature is July (68.2°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

Average pressure in March
Caseyville, IL

Average pressure in March - Caseyville, IL
  • Average pressure in March: 30.07"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in March
Caseyville, IL

Average wind speed in March - Caseyville, IL
  • Average wind speed in March: 9.3mph

The windiest month (with the highest average wind speed) is January (9.5mph).
The calmest month (with the lowest average wind speed) is July (5.6mph).

Average humidity in March
Caseyville, IL

Average humidity in March - Caseyville, IL
  • Average humidity in March: 76%

The months with the highest relative humidity are May, July and August (79%).
The month with the lowest relative humidity is October (71%).

Average rainfall in March
Caseyville, IL

Average rainfall in March - Caseyville, IL
  • Average rainfall in March: 2.6"

The wettest month (with the highest rainfall) is May (4.17").
The driest month (with the least rainfall) is February (1.77").

Average rainfall days in March
Caseyville, IL

Average rainfall days in March - Caseyville, IL
  • Average rainfall days in March: 13.9 days

The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is January (7.8 days).

Average snowfall in March
Caseyville, IL

Average snowfall in March - Caseyville, IL
  • Average snowfall in March: 0.94"

The month with the highest snowfall is January (2.13").
The months with the least snowfall are April, May, June, July, August and October (0").

Average snowfall days in March
Caseyville, IL

Average snowfall days in March - Caseyville, IL
  • Average snowfall days in March: 2.2 days

The month with the highest number of snowfall days is January (7 days).
The months with the least snowfall days are May, June, July and August (0 days).

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

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

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in March: 6h and 3min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).

Average sunshine days in March
Caseyville, IL

Average sunshine days in March - Caseyville, IL
  • Average sunshine days in March: 14.3 days

The month with the most sunshine days is December (18.6 days).
The month with the least sunshine days is May (11.6 days).

Average UV index in March
Caseyville, IL

Average UV index in March - Caseyville, IL
  • Average UV index in March: 4

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

Average cloud cover in March
Caseyville, IL

Average cloud cover in March - Caseyville, IL
  • Average cloud cover in March: 47

The month with the most cloud cover is January (Cloud cover 51).
The months with the least cloud cover are June and August (Cloud cover 28).

Average visibility in March
Caseyville, IL

Average visibility in March - Caseyville, 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).

Caseyville, Illinois, USA

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