March weather forecast
Thomson, IL

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Weather in March

The first month of the spring, March, is a frosty month in Thomson, Illinois, with an average temperature varying between 44.6°F (7°C) and 29.8°F (-1.2°C).

Temperature

In Thomson, the average high-temperature in March increases from a freezing cold 30.4°F (-0.9°C) in February to a chilly 44.6°F (7°C). In Thomson, an average temperature of 29.8°F (-1.2°C) is noted during March nights.

Humidity

The average relative humidity in March is 78%.

Rainfall

In Thomson, in March, during 12.3 rainfall days, 1.89" (48mm) of precipitation is typically accumulated. Throughout the year, there are 149.3 rainfall days, and 29.76" (756mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In Thomson, in March, snow falls for 6.2 days, with typically accumulated 2.01" (51mm) of snow. Throughout the year, there are 41.2 snowfall days, and 16.73" (425mm) of snow is accumulated.

Daylight

In March, the average length of the day is 11h and 58min.
On the first day of March, sunrise is at 6:33 am and sunset at 5:51 pm CST. On the last day of the month, sunrise is at 6:43 am and sunset at 7:25 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 is 6.1h.

UV index

In March, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the average person.
Note: In March, the maximum UV index of 3 suggests this advice:
Prioritize safety - Recommendations to avert sunburn are shared. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Updated: Jul 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is March?

In March, the average high-temperature and low-temperature are 44.6°F (7°C) and 29.8°F (-1.2°C) respectively.

What is the average humidity in March?

In Thomson, the average relative humidity in March is 78%.

How much does it rain in March?

In March, the rain falls for 12.3 days. Throughout March, 1.89" (48mm) of precipitation is accumulated.

How much does it snow in March?

In Thomson, in March, during 6.2 snowfall days, 2.01" (51mm) 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.

When is the sunrise / sunset in March?

On the first day of March, sunrise is at 6:33 am and sunset at 5:51 pm CST. On the last day of the month, sunrise is at 6:43 am and sunset at 7:25 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 Thomson have in March?

In March, the average sunshine duration is 6.1h.

How high is the UV index in March?

In March, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate health threat 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
Thomson, IL

Average temperature in March - Thomson, IL
  • Average high temperature in March: 44.6°F

The warmest month (with the highest average high temperature) is July (80.1°F).
The month with the lowest average high temperature is January (26.1°F).

  • Average low temperature in March: 29.8°F

The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (13.5°F).

Average pressure in March
Thomson, IL

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

The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in March
Thomson, IL

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

The windiest month (with the highest average wind speed) is April (10.4mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

Average humidity in March
Thomson, IL

Average humidity in March - Thomson, IL
  • Average humidity in March: 78%

The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is October (74%).

Average rainfall in March
Thomson, IL

Average rainfall in March - Thomson, IL
  • Average rainfall in March: 1.89"

The wettest month (with the highest rainfall) is May (4.09").
The driest month (with the least rainfall) is February (1.38").

Average rainfall days in March
Thomson, IL

Average rainfall days in March - Thomson, IL
  • Average rainfall days in March: 12.3 days

The month with the highest number of rainy days is May (18.5 days).
The month with the least rainy days is February (4.4 days).

Average snowfall in March
Thomson, IL

Average snowfall in March - Thomson, IL
  • Average snowfall in March: 2.01"

The month with the highest snowfall is January (5.12").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in March
Thomson, IL

Average snowfall days in March - Thomson, IL
  • Average snowfall days in March: 6.2 days

The month with the highest number of snowfall days is January (11.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in March: 6h and 1min

The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average sunshine days in March
Thomson, IL

Average sunshine days in March - Thomson, IL
  • Average sunshine days in March: 14.1 days

The month with the most sunshine days is November (17.8 days).
The month with the least sunshine days is June (9.6 days).

Average UV index in March
Thomson, IL

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

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

Average cloud cover in March
Thomson, IL

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

The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is September (Cloud cover 32).

Average visibility in March
Thomson, IL

Average visibility in March - Thomson, IL
  • Average visibility in March: 6mi

The months with the highest visibility are February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are January, July and August (5mi).

Thomson, Illinois, USA

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