March weather forecast
Somerset, IL

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Weather in March

The first month of the spring, March, is a fresh month in Somerset, Illinois, with an average temperature varying between 39.2°F (4°C) and 55°F (12.8°C).

Temperature

March signals a shift in the average high-temperature, moving from February's chilly 44.1°F (6.7°C) to a fresh 55°F (12.8°C). An average low-temperature of 39.2°F (4°C) is common in Somerset during the nights of March.

Humidity

In Somerset, the average relative humidity in March is 77%.

Rainfall

In March, the rain falls for 15.4 days. Throughout March, 3.39" (86mm) of precipitation is accumulated. Throughout the year, there are 158.6 rainfall days, and 36.02" (915mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall. In Somerset, during March, snow falls for 1.8 days and regularly aggregates up to 1.26" (32mm) of snow. Throughout the year, there are 17.7 snowfall days, and 6.57" (167mm) of snow is accumulated.

Daylight

The average length of the day in March is 11h and 59min.
On the first day of the month, sunrise is at 6:23 am and sunset at 5:47 pm CST. On the last day of March, sunrise is at 6:39 am and sunset at 7:16 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 6.3h.

UV index

In March, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: The maximum UV index, 4 during March, leads to the following recommendations:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. Minimize direct exposure to the Sun during midday when its radiation is at its peak. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
Updated: Jun 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in March?

The high-temperature during March is 55°F (12.8°C) and the low-temperature is 39.2°F (4°C).

What is the average humidity in March?

The average relative humidity in March is 77%.

How many days does it rain in March?

In Somerset, in March, it is raining for 15.4 days, with typically 3.39" (86mm) of accumulated precipitation.

How much does it snow in March?

In Somerset, during March, snow falls for 1.8 days and regularly aggregates up to 1.26" (32mm) of snow.

What is the average length of the day in March?

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

When is the sunrise / sunset in March?

On the first day of March, sunrise is at 6:23 am and sunset at 5:47 pm CST. On the last day of the month, sunrise is at 6:39 am and sunset at 7:16 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 Somerset, the average sunshine duration in March is 6.3h.

How high is the UV index in March?

The average daily maximum UV index in March is 4. A UV Index estimate of 3 to 5 represents a medium health risk 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
Somerset, IL

Average temperature in March - Somerset, IL
  • Average high temperature in March: 55°F

The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (39.7°F).

  • Average low temperature in March: 39.2°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (26.2°F).

Average pressure in March
Somerset, IL

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

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in March
Somerset, IL

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

The windiest months (with the highest average wind speed) are January and February (9.4mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).

Average humidity in March
Somerset, IL

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

The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is October (70%).

Average rainfall in March
Somerset, IL

Average rainfall in March - Somerset, IL
  • Average rainfall in March: 3.39"

The wettest month (with the highest rainfall) is April (4.8").
The driest month (with the least rainfall) is September (1.57").

Average rainfall days in March
Somerset, IL

Average rainfall days in March - Somerset, IL
  • Average rainfall days in March: 15.4 days

The month with the highest number of rainy days is May (18.5 days).
The month with the least rainy days is November (9.7 days).

Average snowfall in March
Somerset, IL

Average snowfall in March - Somerset, IL
  • Average snowfall in March: 1.26"

The month with the highest snowfall is January (1.73").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in March
Somerset, IL

Average snowfall days in March - Somerset, IL
  • Average snowfall days in March: 1.8 days

The month with the highest number of snowfall days is January (5.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in March: 6h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).

Average sunshine days in March
Somerset, IL

Average sunshine days in March - Somerset, IL
  • Average sunshine days in March: 12.6 days

The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is May (9.9 days).

Average UV index in March
Somerset, IL

Average UV index in March - Somerset, 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 and December (UV index 2).

Average cloud cover in March
Somerset, IL

Average cloud cover in March - Somerset, IL
  • Average cloud cover in March: 48

The months with the most cloud cover are January and February (Cloud cover 51).
The months with the least cloud cover are June and September (Cloud cover 28).

Average visibility in March
Somerset, IL

Average visibility in March - Somerset, 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).

Somerset, Illinois, USA

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