March weather forecastNew Haven, IL
March
Weather in March
The first month of the spring, March, is a fresh month in New Haven, Illinois, with an average temperature varying between 39°F (3.9°C) and 54.5°F (12.5°C).Temperature
The start of March signals an increase in the average high-temperature, moving from a frosty 43.7°F (6.5°C) in February to a cool 54.5°F (12.5°C). In New Haven, the nighttime temperature averages to a wintry 39°F (3.9°C) during March.Humidity
In New Haven, the average relative humidity in March is 77%.Rainfall
In New Haven, in March, it is raining for 9.1 days, with typically 0.75" (19mm) of accumulated precipitation. In New Haven, during the entire year, the rain falls for 100.2 days and collects up to 8.7" (221mm) of precipitation.Snowfall
January through March, November and December are months with snowfall. March is the last month it regularly snows in New Haven. During 1.3 snowfall days, in March, New Haven aggregates 0.16" (4mm) of snow. In New Haven, Illinois, during the entire year, snow falls for 10.1 days and aggregates up to 0.91" (23mm) of snow.Daylight
The average length of the day in March is 11h and 59min.On the first day of March in New Haven, Illinois, sunrise is at 6:22 am and sunset at 5:46 pm CST. On the last day of the month, sunrise is at 6:37 am and sunset at 7:15 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 6.5h.UV index
In March, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the average person.Note: In March, the maximum UV index of 3 transforms into these recommendations:
Be vigilant - Suggestions to stave off sun damage are provided. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in March
New Haven, IL
- Average high temperature in March: 54.5°F
The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (38.3°F).
- Average low temperature in March: 39°F
The month with the highest average low temperature is July (68.2°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).
Average pressure in March
New Haven, 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
New Haven, 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
New Haven, IL
- Average humidity in March: 77%
The months with the highest relative humidity are May and July (79%).
The month with the lowest relative humidity is October (69%).
Average rainfall in March
New Haven, IL
- Average rainfall in March: 0.75"
The wettest month (with the highest rainfall) is April (1.06").
The driest month (with the least rainfall) is September (0.28").
Average rainfall days in March
New Haven, IL
- Average rainfall days in March: 9.1 days
The month with the highest number of rainy days is May (11.9 days).
The month with the least rainy days is January (5 days).
Average snowfall in March
New Haven, IL
- Average snowfall in March: 0.16"
The months with the highest snowfall are January and February (0.28").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in March
New Haven, IL
- Average snowfall days in March: 1.3 days
The month with the highest number of snowfall days is January (3.3 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
New Haven, IL
- Average daylight in March: 12h and 0min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in March: 6h and 30min
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 24min).
Average sunshine days in March
New Haven, IL
- Average sunshine days in March: 19.9 days
The month with the most sunshine days is October (23.4 days).
The month with the least sunshine days is May (15.8 days).
Average UV index in March
New Haven, IL
- Average UV index in March: 3
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, November and December (UV index 2).
Average cloud cover in March
New Haven, IL
- Average cloud cover in March: 47
The months with the most cloud cover are January and February (Cloud cover 51).
The months with the least cloud cover are June and August (Cloud cover 27).
Average visibility in March
New Haven, 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).





