March weather forecastAltona, IL
March
Weather in March
March, the first month of the spring in Altona, is a frosty month, with an average temperature fluctuating between 47.1°F (8.4°C) and 32.4°F (0.2°C).Temperature
An increase in the average high-temperature marks March, moving from February's wintry 33.3°F (0.7°C) to a frosty 47.1°F (8.4°C). Throughout the month of March, the average temperature dips to a wintry 32.4°F (0.2°C) at night.Humidity
In Altona, the average relative humidity in March is 76%.Rainfall
In Altona, Illinois, in March, during 10.6 rainfall days, 1.14" (29mm) of precipitation is typically accumulated. Throughout the year, in Altona, there are 127.7 rainfall days, and 17.8" (452mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. In Altona, Illinois, in March, snow falls for 4.4 days, with typically accumulated 1.06" (27mm) of snow. Throughout the year, in Altona, there are 35.5 snowfall days, and 7.95" (202mm) of snow is accumulated.Daylight
In Altona, the average length of the day in March is 11h and 58min.On the first day of the month, sunrise is at 6:33 am and sunset at 5:52 pm CST. On the last day of March, in Altona, sunrise is at 6:44 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 in Altona, Illinois, is 6.6h.UV index
In Altona, the average daily maximum UV index in March is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: A maximum high daily UV index of 3 during March translates into the following directions:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in March
Altona, IL
- Average high temperature in March: 47.1°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (28.2°F).
- Average low temperature in March: 32.4°F
The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (16.5°F).
Average pressure in March
Altona, IL
- Average pressure in March: 30.08"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in March
Altona, IL
- Average wind speed in March: 10.4mph
The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).
Average humidity in March
Altona, IL
- Average humidity in March: 76%
The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (72%).
Average rainfall in March
Altona, IL
- Average rainfall in March: 1.14"
The wettest month (with the highest rainfall) is May (2.76").
The driest month (with the least rainfall) is December (0.71").
Average rainfall days in March
Altona, IL
- Average rainfall days in March: 10.6 days
The month with the highest number of rainy days is May (16.5 days).
The month with the least rainy days is January (4 days).
Average snowfall in March
Altona, IL
- Average snowfall in March: 1.06"
The month with the highest snowfall is January (2.17").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in March
Altona, IL
- Average snowfall days in March: 4.4 days
The month with the highest number of snowfall days is January (10.5 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
Altona, IL
- Average daylight in March: 12h and 0min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in March: 6h and 36min
The months with the most sunshine are June and July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in March
Altona, IL
- Average sunshine days in March: 16 days
The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is July (11.2 days).
Average UV index in March
Altona, IL
- Average UV index in March: 3
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in March
Altona, IL
- Average cloud cover in March: 48
The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is September (Cloud cover 29).
Average visibility in March
Altona, IL
- Average visibility in March: 6mi
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (6mi).
The month with the lowest visibility is July (5mi).





