March weather forecast
Savanna, IL

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Weather in March

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

Temperature

As February gives way to March, the average high-temperature displays an increase, moving from a freezing cold 30.4°F (-0.9°C) to a chilly 44.6°F (7°C). An average low-temperature of 29.8°F (-1.2°C) is common during the nights of March.

Humidity

In March, the average relative humidity is 78%.

Rainfall

In March, the rain falls for 12.3 days. Throughout March, 1.89" (48mm) of precipitation is accumulated. In Savanna, during the entire year, the rain falls for 149.3 days and collects up to 29.76" (756mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In Savanna, 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 6:34 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 Savanna, the average daily maximum UV index in March is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: The daily high UV index of 3 during March translates into the following recommendations:
Prioritize safety - Recommendations to avert sunburn are shared. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Updated: Jun 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold does it get in March?

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

What is the average humidity in March?

In March, the average relative humidity is 78%.

How much does it rain in March?

In Savanna, in March, it is raining for 12.3 days, with typically 1.89" (48mm) of accumulated precipitation.

How much does it snow in March?

In March, it is snowing for 6.2 days. Throughout March, 2.01" (51mm) of snow is accumulated.

How many hours of daylight does Savanna have in March?

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

When are sunrise and sunset in March?

In March, on the first day of the month, sunrise is at 6:34 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 Savanna have in March?

In Savanna, the average sunshine duration in March is 6.1h.

How high is the UV index in March?

In Savanna, Illinois, the average daily maximum UV index in March is 3. A UV Index of 3 to 5 symbolizes a medium health risk 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
Savanna, IL

Average temperature in March - Savanna, 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
Savanna, IL

Average pressure in March - Savanna, 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
Savanna, IL

Average wind speed in March - Savanna, 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
Savanna, IL

Average humidity in March - Savanna, 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
Savanna, IL

Average rainfall in March - Savanna, 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
Savanna, IL

Average rainfall days in March - Savanna, 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
Savanna, IL

Average snowfall in March - Savanna, 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
Savanna, IL

Average snowfall days in March - Savanna, 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
Savanna, IL

Average daylight in March / Average sunshine in March - Savanna, 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
Savanna, IL

Average sunshine days in March - Savanna, 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
Savanna, IL

Average UV index in March - Savanna, 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
Savanna, IL

Average cloud cover in March - Savanna, 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
Savanna, IL

Average visibility in March - Savanna, 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).

Savanna, Illinois, USA

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