Contents
- Weather in March
- Frequently asked questions
- Average temperature in March
- Average pressure in March
- Average wind speed in March
- Average humidity in March
- Average rainfall in March
- Average rainfall days in March
- Average snowfall in March
- Average snowfall days in March
- Average daylight in March
- Average sunshine in March
- Average sunshine days in March
- Average UV index in March
- Average cloud cover in March
- Average visibility in March
Weather in March
Temperature
The start of March brings a shift in the average high-temperature, increasing from February's cold 39.4°F (4.1°C) to a fresh 51.4°F (10.8°C). The average low-temperature during March nights is a cold 36.1°F (2.3°C).Humidity
In Dennison, the average relative humidity in March is 75%.Rainfall
In Dennison, in March, it is raining for 13.8 days, with typically 2.76" (70mm) of accumulated precipitation. Throughout the year, there are 159.3 rainfall days, and 34.41" (874mm) of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall. In Dennison, in March, during 3.3 snowfall days, 1.85" (47mm) of snow is typically accumulated. In Dennison, during the entire year, snow falls for 24.7 days and aggregates up to 8.66" (220mm) of snow.Daylight
The average length of the day in March is 11h and 59min.On the first day of the month, sunrise is at 6:21 am and sunset at 5:43 pm CST. On the last day of March, sunrise is at 6:34 am and sunset at 7:13 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
The average daily maximum UV index in March is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: The maximum UV index of 3 during March translates into these guidelines:
Make use of precautions - Shielding skin and eyes from injury is a requirement. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Stay sun-safe with clothing that is both closely woven and worn loosely. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are March temperatures?
What is the average humidity in March?
How much does it rain in Dennison in March?
How much does it snow in March?
What is the average length of the day in March?
When is the sunrise / sunset in March?
When does Daylight Saving Time (DST) start in March?
How many hours of sunshine does Dennison have in March?
What is the UV index intensity in March?
Average temperature in March
Dennison, IL
- Average high temperature in March: 51.4°F
The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (34.3°F).
- Average low temperature in March: 36.1°F
The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (22.3°F).
Average pressure in March
Dennison, IL
- Average pressure in March: 30.08"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in March
Dennison, IL
- Average wind speed in March: 9.9mph
The windiest month (with the highest average wind speed) is February (10.1mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).
Average humidity in March
Dennison, IL
- Average humidity in March: 75%
The month with the highest relative humidity is July (82%).
The month with the lowest relative humidity is October (72%).
Average rainfall in March
Dennison, IL
- Average rainfall in March: 2.76"
The wettest month (with the highest rainfall) is April (4.96").
The driest month (with the least rainfall) is September (1.81").
Average rainfall days in March
Dennison, IL
- Average rainfall days in March: 13.8 days
The month with the highest number of rainy days is May (20.6 days).
The month with the least rainy days is January (8.2 days).
Average snowfall in March
Dennison, IL
- Average snowfall in March: 1.85"
The month with the highest snowfall is January (2.56").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in March
Dennison, IL
- Average snowfall days in March: 3.3 days
The month with the highest number of snowfall days is January (7.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in March /
Average sunshine in March
Dennison, IL
- Average daylight in March: 12h and 0min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in March: 6h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 12min).
The months with the least sunshine are January and December (Average sunshine: 4h and 18min).
Average sunshine days in March
Dennison, IL
- Average sunshine days in March: 13.4 days
The month with the most sunshine days is November (18.4 days).
The month with the least sunshine days is May (7.9 days).
Average UV index in March
Dennison, IL
- Average UV index in March: 3
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).
Average cloud cover in March
Dennison, IL
- Average cloud cover in March: 49
The month with the most cloud cover is January (Cloud cover 57).
The months with the least cloud cover are June, August and September (Cloud cover 32).
Average visibility in March
Dennison, IL
- Average visibility in March: 6mi
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).
Dennison, Illinois, USA
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