March weather forecast
Marengo, IL

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Weather in March

The first month of the spring, March, is a chilly month in Marengo, Illinois, with an average temperature ranging between min 29.1°F (-1.6°C) and max 43.7°F (6.5°C).

Temperature

The rise of average high-temperatures is seen in March, with an increase from a freezing cold 30°F (-1.1°C) in February to a frosty 43.7°F (6.5°C). Throughout March, a steady low-temperature average of 29.1°F (-1.6°C) is noted.

Humidity

The average relative humidity in March is 78%.

Rainfall

In Marengo, in March, it is raining for 11.5 days, with typically 1.77" (45mm) of accumulated precipitation. Throughout the year, there are 154.6 rainfall days, and 30.31" (770mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall in Marengo. In Marengo, in March, during 5.5 snowfall days, 1.85" (47mm) of snow is typically accumulated. Throughout the year, there are 44.9 snowfall days, and 17.24" (438mm) 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 6:28 am and sunset at 5:44 pm CST. On the last day of the month, sunrise is at 6:37 am and sunset at 7:19 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 6h.

UV index

The average daily maximum UV index in March is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for average individuals.
Note: A typical high UV index of 3 in March suggests the following recommendations:
Act with care - Obligation to protect against skin and eye damage is highlighted. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Updated: Jul 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in Marengo in March?

The high-temperature, in March, in Marengo, records 43.7°F (6.5°C), while the low-temperature is 29.1°F (-1.6°C).

What is the average humidity in March?

In March, the average relative humidity is 78%.

How many days does it rain in March?

In March, the rain falls for 11.5 days. Throughout March, 1.77" (45mm) of precipitation is accumulated.

How much does it snow in March?

In Marengo, in March, during 5.5 snowfall days, 1.85" (47mm) of snow is typically accumulated.

What is the average length of the day in March in Marengo?

In March, the average day length is 11h and 58min.

What time are sunrise and sunset in March?

In March, on the first day of the month, sunrise is at 6:28 am and sunset at 5:44 pm CST. On the last day of the month, sunrise is at 6:37 am and sunset at 7:19 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 Marengo have in March?

In March, the average sunshine duration is 6h.

What is the UV index reading in March?

The average daily maximum UV index in March is 3. 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
Marengo, IL

Average temperature in March - Marengo, IL
  • Average high temperature in March: 43.7°F

The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (26.1°F).

  • Average low temperature in March: 29.1°F

The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (13.8°F).

Average pressure in March
Marengo, IL

Average pressure in March - Marengo, IL
  • Average pressure in March: 30.09"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in March
Marengo, IL

Average wind speed in March - Marengo, IL
  • Average wind speed in March: 9.5mph

The windiest month (with the highest average wind speed) is April (9.9mph).
The calmest month (with the lowest average wind speed) is August (6.1mph).

Average humidity in March
Marengo, IL

Average humidity in March - Marengo, 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 (76%).

Average rainfall in March
Marengo, IL

Average rainfall in March - Marengo, IL
  • Average rainfall in March: 1.77"

The wettest month (with the highest rainfall) is June (4.21").
The driest months (with the least rainfall) are February and November (1.5").

Average rainfall days in March
Marengo, IL

Average rainfall days in March - Marengo, IL
  • Average rainfall days in March: 11.5 days

The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is February (4.8 days).

Average snowfall in March
Marengo, IL

Average snowfall in March - Marengo, IL
  • Average snowfall in March: 1.85"

The month with the highest snowfall is January (5.28").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in March
Marengo, IL

Average snowfall days in March - Marengo, IL
  • Average snowfall days in March: 5.5 days

The month with the highest number of snowfall days is January (12.3 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
Marengo, IL

Average daylight in March / Average sunshine in March - Marengo, 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 0min

The month with the most sunshine is July (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

Average sunshine days in March
Marengo, IL

Average sunshine days in March - Marengo, IL
  • Average sunshine days in March: 15.2 days

The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is June (9.5 days).

Average UV index in March
Marengo, IL

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

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).

Average cloud cover in March
Marengo, IL

Average cloud cover in March - Marengo, IL
  • Average cloud cover in March: 51

The month with the most cloud cover is January (Cloud cover 63).
The months with the least cloud cover are August and September (Cloud cover 35).

Average visibility in March
Marengo, IL

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

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

Marengo, Illinois, USA

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