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
Saint Charles's weather in March shows a rise in the average high-temperature, moving up from February's icy 42.1°F (5.6°C) to a fresh 54.1°F (12.3°C). Saint Charles, in March, observes a steady average low-temperature of 37.9°F (3.3°C).Humidity
The average relative humidity in March is 75%.Rainfall
In Saint Charles, in March, it is raining for 12.9 days, with typically 1.97" (50mm) of accumulated precipitation. In Saint Charles, during the entire year, the rain falls for 141.9 days and collects up to 27.68" (703mm) of precipitation.Snowfall
January through March, November and December are months with snowfall. March is the last month it regularly snows. During 2.4 snowfall days, in March, Saint Charles aggregates 0.91" (23mm) of snow. In Saint Charles, during the entire year, snow falls for 21.6 days and aggregates up to 6.73" (171mm) of snow.Daylight
In March, the average length of the day is 11h and 59min.On the first day of March, sunrise is at 6:33 am and sunset at 5:55 pm CST. On the last day of the month, sunrise is at 6:46 am and sunset at 7:24 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
The average daily maximum UV index in March in Saint Charles is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for average individuals.Note: The UV index of 4 in March translates into these instructions:
Act with care - The need to guard against sun damage is communicated. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average March temperature?
What is the average humidity in March?
How many days does it rain in March?
What is the last month it snows?
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 long on average sun shines in March?
What is the UV index intensity in March?
Average temperature in March
Saint Charles, MO
- Average high temperature in March: 54.1°F
The warmest month (with the highest average high temperature) is July (86.7°F).
The month with the lowest average high temperature is January (37.2°F).
- Average low temperature in March: 37.9°F
The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).
Average pressure in March
Saint Charles, MO
- Average pressure in March: 30.07"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in March
Saint Charles, MO
- Average wind speed in March: 8.9mph
The windiest month (with the highest average wind speed) is January (9.3mph).
The calmest months (with the lowest average wind speed) are July and August (5.6mph).
Average humidity in March
Saint Charles, MO
- Average humidity in March: 75%
The month with the highest relative humidity is May (77%).
The month with the lowest relative humidity is October (70%).
Average rainfall in March
Saint Charles, MO
- Average rainfall in March: 1.97"
The wettest month (with the highest rainfall) is May (3.31").
The driest month (with the least rainfall) is February (1.42").
Average rainfall days in March
Saint Charles, MO
- Average rainfall days in March: 12.9 days
The month with the highest number of rainy days is July (16.3 days).
The months with the least rainy days are February and December (7.3 days).
Average snowfall in March
Saint Charles, MO
- Average snowfall in March: 0.91"
The month with the highest snowfall is February (2.05").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in March
Saint Charles, MO
- Average snowfall days in March: 2.4 days
The month with the highest number of snowfall days is January (6.8 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
Saint Charles, MO
- 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 30min).
- Average sunshine in March: 6h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).
Average sunshine days in March
Saint Charles, MO
- Average sunshine days in March: 14.4 days
The month with the most sunshine days is October (19.2 days).
The month with the least sunshine days is July (11.4 days).
Average UV index in March
Saint Charles, MO
- Average UV index in March: 4
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 and December (UV index 2).
Average cloud cover in March
Saint Charles, MO
- Average cloud cover in March: 47
The month with the most cloud cover is January (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility in March
Saint Charles, MO
- 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).
Saint Charles, Missouri, USA
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