March weather forecast
Princeton, IA

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Weather in March

The first month of the spring, March, is a chilly month in Princeton, Iowa, with an average temperature ranging between max 45.9°F (7.7°C) and min 30.9°F (-0.6°C).

Temperature

Princeton in March sees a clear temperature escalation, with average high-temperatures increasing from a subzero cold 31.3°F (-0.4°C) in February to a chilly 45.9°F (7.7°C). During the month of March, the temperature in Princeton generally drops to a low average of 30.9°F (-0.6°C).

Humidity

In March, the average relative humidity is 77%.

Rainfall

In Princeton, in March, during 11.9 rainfall days, 1.93" (49mm) of precipitation is typically accumulated. In Princeton, during the entire year, the rain falls for 146.6 days and collects up to 28.86" (733mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall. In Princeton, during March, snow falls for 4.9 days and regularly aggregates up to 1.93" (49mm) of snow. In Princeton, Iowa, during the entire year, snow falls for 40.4 days and aggregates up to 14.72" (374mm) of snow.

Daylight

The average length of the day in March is 11h and 58min.
On the first day of the month, sunrise is at 6:34 am and sunset at 5:52 pm CST. On the last day of March, sunrise is at 6:44 am and sunset at 7:26 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 Princeton, the average sunshine in March is 6.4h.

UV index

In March, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In March, a regular UV index of 3 translates into these guidelines:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
Updated: Jul 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in March?

In March, the average high-temperature and low-temperature in Princeton are 45.9°F (7.7°C) and 30.9°F (-0.6°C) respectively.

What is the average humidity in March?

The average relative humidity in March is 77%.

How much does it rain in Princeton in March?

In Princeton, in March, it is raining for 11.9 days, with typically 1.93" (49mm) of accumulated precipitation.

How many days does it snow in March?

In March, it is snowing for 4.9 days. Throughout March, 1.93" (49mm) of snow is accumulated.

How many hours of daylight does Princeton have in March?

The average day length in March is 11h and 58min.

What time are sunrise and sunset in March?

In March, on the first day of the month, sunrise is at 6:34 am and sunset at 5:52 pm CST. On the last day of the month, sunrise is at 6:44 am and sunset at 7:26 pm CDT.

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 CST to CDT. DST ends Sunday, November 3. 2024, at 2:00 am.

How long on average sun shines in March?

In March, the average sunshine duration is 6.4h.

What is the UV index intensity in March?

In March, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a medium hazard to health 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
Princeton, IA

Average temperature in March - Princeton, IA
  • Average high temperature in March: 45.9°F

The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (26.8°F).

  • Average low temperature in March: 30.9°F

The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (14.4°F).

Average pressure in March
Princeton, IA

Average pressure in March - Princeton, IA
  • 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
Princeton, IA

Average wind speed in March - Princeton, IA
  • Average wind speed in March: 10mph

The windiest month (with the highest average wind speed) is April (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).

Average humidity in March
Princeton, IA

Average humidity in March - Princeton, IA
  • Average humidity in March: 77%

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is October (73%).

Average rainfall in March
Princeton, IA

Average rainfall in March - Princeton, IA
  • Average rainfall in March: 1.93"

The wettest month (with the highest rainfall) is May (4.45").
The driest months (with the least rainfall) are January and February (1.34").

Average rainfall days in March
Princeton, IA

Average rainfall days in March - Princeton, IA
  • Average rainfall days in March: 11.9 days

The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is February (5.5 days).

Average snowfall in March
Princeton, IA

Average snowfall in March - Princeton, IA
  • Average snowfall in March: 1.93"

The month with the highest snowfall is January (4.8").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in March
Princeton, IA

Average snowfall days in March - Princeton, IA
  • Average snowfall days in March: 4.9 days

The month with the highest number of snowfall days is January (12.3 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
Princeton, IA

Average daylight in March / Average sunshine in March - Princeton, 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 August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

Average sunshine days in March
Princeton, IA

Average sunshine days in March - Princeton, IA
  • Average sunshine days in March: 14.9 days

The month with the most sunshine days is November (18 days).
The month with the least sunshine days is June (10.3 days).

Average UV index in March
Princeton, IA

Average UV index in March - Princeton, IA
  • 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
Princeton, IA

Average cloud cover in March - Princeton, IA
  • Average cloud cover in March: 48

The month with the most cloud cover is January (Cloud cover 58).
The months with the least cloud cover are August and September (Cloud cover 30).

Average visibility in March
Princeton, IA

Average visibility in March - Princeton, IA
  • Average visibility in March: 6mi

The months with the highest visibility are February, March, April, May, June, August, September, October, November and December (6mi).
The months with the lowest visibility are January and July (5mi).

Princeton, Iowa, USA

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