March weather forecast
Williamstown, IN

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Weather in March

The first month of the spring, March, is a fresh month in Williamstown, Indiana, with an average temperature fluctuating between 34.9°F (1.6°C) and 50.5°F (10.3°C).

Temperature

March marks a rise in the average high-temperature, moving from February's wintry 39.4°F (4.1°C) to a cool 50.5°F (10.3°C). In March, the recorded average low-temperature is an icy 34.9°F (1.6°C).

Humidity

In Williamstown, the average relative humidity in March is 77%.

Rainfall

In Williamstown, in March, it is raining for 14.3 days, with typically 2.72" (69mm) of accumulated precipitation. In Williamstown, during the entire year, the rain falls for 161.3 days and collects up to 31.26" (794mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall in Williamstown. In Williamstown, in March, during 5.1 snowfall days, 2.32" (59mm) of snow is typically accumulated. In Williamstown, during the entire year, snow falls for 35 days and aggregates up to 10.67" (271mm) of snow.

Daylight

In Williamstown, the average length of the day in March is 11h and 59min.
On the first day of March, sunrise is at 7:13 am and sunset at 6:34 pm EST. On the last day of the month, sunrise is at 7:26 am and sunset at 8:05 pm EDT.
Note: On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time lasts until Sunday, November 3. 2024, at 2:00 am; consequently, the time zone reverts from EDT to EST.

Sunshine

The average sunshine in March is 5.9h.

UV index

In Williamstown, 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 exposure to the Sun's UV radiation for the average person.
Note: The daily maximum UV index of 3 in March interprets into the following advice:
Put precautions into practice - Guidance to elude sunburn is provided. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
Updated: Aug 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in March?

In March, in Williamstown, the average high-temperature is 50.5°F (10.3°C), and the average low-temperature is 34.9°F (1.6°C).

What is the average humidity in March?

The average relative humidity in March is 77%.

How much does it rain in March?

In Williamstown, during March, the rain falls for 14.3 days and regularly aggregates up to 2.72" (69mm) of precipitation.

How much does it snow in March?

In Williamstown, during March, snow falls for 5.1 days and regularly aggregates up to 2.32" (59mm) of snow.

What is the average length of the day in March?

In March, the average day length is 11h and 59min.

When is the sunrise / sunset in March?

In March, on the first day of the month, sunrise is at 7:13 am and sunset at 6:34 pm EST. On the last day of the month, sunrise is at 7:26 am and sunset at 8:05 pm EDT.

When does Daylight Saving Time (DST) start in March?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. DST ends Sunday, November 3. 2024, at 2:00 am.

How long on average sun shines in March?

In Williamstown, the average sunshine duration in March is 5.9h.

How high is the UV index in March?

The average daily maximum UV index in March is 3. A UV Index estimate of 3 to 5 represents a moderate vulnerability from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in March
Williamstown, IN

Average temperature in March - Williamstown, IN
  • Average high temperature in March: 50.5°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (34.7°F).

  • Average low temperature in March: 34.9°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 (21.9°F).

Average pressure in March
Williamstown, IN

Average pressure in March - Williamstown, IN
  • Average pressure in March: 30.08"Hg

The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in March
Williamstown, IN

Average wind speed in March - Williamstown, IN
  • Average wind speed in March: 9.2mph

The windiest month (with the highest average wind speed) is January (9.6mph).
The calmest months (with the lowest average wind speed) are July and August (5.6mph).

Average humidity in March
Williamstown, IN

Average humidity in March - Williamstown, IN
  • Average humidity in March: 77%

The months with the highest relative humidity are January and December (82%).
The month with the lowest relative humidity is October (74%).

Average rainfall in March
Williamstown, IN

Average rainfall in March - Williamstown, IN
  • Average rainfall in March: 2.72"

The wettest month (with the highest rainfall) is May (3.78").
The driest month (with the least rainfall) is September (1.97").

Average rainfall days in March
Williamstown, IN

Average rainfall days in March - Williamstown, IN
  • Average rainfall days in March: 14.3 days

The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is February (8.4 days).

Average snowfall in March
Williamstown, IN

Average snowfall in March - Williamstown, IN
  • Average snowfall in March: 2.32"

The month with the highest snowfall is February (2.64").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in March
Williamstown, IN

Average snowfall days in March - Williamstown, IN
  • Average snowfall days in March: 5.1 days

The month with the highest number of snowfall days is January (9.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in March /
Average sunshine in March
Williamstown, IN

Average daylight in March / Average sunshine in March - Williamstown, IN
  • 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: 5h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days in March
Williamstown, IN

Average sunshine days in March - Williamstown, IN
  • Average sunshine days in March: 12.4 days

The month with the most sunshine days is November (16.8 days).
The month with the least sunshine days is May (9.9 days).

Average UV index in March
Williamstown, IN

Average UV index in March - Williamstown, IN
  • Average UV index in March: 3

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in March
Williamstown, IN

Average cloud cover in March - Williamstown, IN
  • Average cloud cover in March: 51

The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 30).

Average visibility in March
Williamstown, IN

Average visibility in March - Williamstown, IN
  • 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).

Williamstown, Indiana, USA

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