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
Williamsburg's transition into March marks a considerable rise in the average high-temperature, moving up from a subzero cold 31.5°F (-0.3°C) in February to a chilly 46°F (7.8°C). Williamsburg usually reports an average low-temperature of 31.6°F (-0.2°C) during the month of March.Humidity
In March, the average relative humidity is 76%.Rainfall
In Williamsburg, during March, the rain falls for 11.3 days and regularly aggregates up to 2.01" (51mm) of precipitation. In Williamsburg, during the entire year, the rain falls for 142 days and collects up to 29.09" (739mm) of precipitation.Snowfall
Months with snowfall in Williamsburg are January through May, October through December. In Williamsburg, in March, during 5.4 snowfall days, 1.57" (40mm) of snow is typically accumulated. In Williamsburg, during the entire year, snow falls for 35.1 days and aggregates up to 15.43" (392mm) of snow.Daylight
The average length of the day in March is 11h and 58min.On the first day of March in Williamsburg, Iowa, sunrise is at 6:41 am and sunset at 5:59 pm CST. On the last day of the month, sunrise is at 6:51 am and sunset at 7:32 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 in Williamsburg is 6.4h.UV index
In Williamsburg, Iowa, the average daily maximum UV index in March is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum UV index of 3 during March leads to these instructions:
Adopt protective measures - It is advised to guard against sun damage. The solar radiation around mid-day is intense; avoid the Sun and stay safe. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Frequently asked questions
What is the usual temperature for Williamsburg in March?
What is the average humidity in March in Williamsburg?
How much does it rain in Williamsburg in March?
How many days does it snow in March in Williamsburg?
How many hours of daylight does Williamsburg have in March?
When is the sunrise / sunset in March in Williamsburg?
When does Daylight Saving Time (DST) start in March in Williamsburg?
How long on average sun shines in March in Williamsburg?
What is the UV index reading in March in Williamsburg?
Average temperature in March
Williamsburg, IA
- Average high temperature in March: 46°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 (27.1°F).
- Average low temperature in March: 31.6°F
The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (15.3°F).
Average pressure in March
Williamsburg, IA
- Average pressure in March: 30.07"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in March
Williamsburg, IA
- Average wind speed in March: 10.5mph
The windiest months (with the highest average wind speed) are January and April (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).
Average humidity in March
Williamsburg, IA
- Average humidity in March: 76%
The months with the highest relative humidity are January and July (84%).
The month with the lowest relative humidity is October (72%).
Average rainfall in March
Williamsburg, IA
- Average rainfall in March: 2.01"
The wettest month (with the highest rainfall) is May (4.33").
The driest month (with the least rainfall) is January (1.18").
Average rainfall days in March
Williamsburg, IA
- Average rainfall days in March: 11.3 days
The months with the highest number of rainy days are May and June (18.5 days).
The month with the least rainy days is February (4.3 days).
Average snowfall in March
Williamsburg, IA
- Average snowfall in March: 1.57"
The month with the highest snowfall is January (4.8").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in March
Williamsburg, IA
- Average snowfall days in March: 5.4 days
The month with the highest number of snowfall days is January (9.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in March /
Average sunshine in March
Williamsburg, IA
- 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 2min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in March
Williamsburg, IA
- Average sunshine days in March: 14.9 days
The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is June (9.1 days).
Average UV index in March
Williamsburg, IA
- Average UV index in March: 3
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in March
Williamsburg, IA
- Average cloud cover in March: 49
The month with the most cloud cover is January (Cloud cover 56).
The months with the least cloud cover are August and September (Cloud cover 30).
Average visibility in March
Williamsburg, IA
- 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).
Williamsburg, Iowa, USA
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