March weather forecast
Trenton, IA

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Weather in March

March, the first month of the spring in Trenton, is a frosty month, with an average temperature varying between 33.3°F (0.7°C) and 48.2°F (9°C).

Temperature

A rise in the average high-temperature is observed during March, moving from a cold 34.3°F (1.3°C) in February to a chilly 48.2°F (9°C). Trenton anticipates an average minimum temperature of 33.3°F (0.7°C) in the month of March.

Humidity

In March, the average relative humidity is 75%.

Rainfall

In Trenton, Iowa, in March, it is raining for 13 days, with typically 2.2" (56mm) of accumulated precipitation. Throughout the year, there are 140.1 rainfall days, and 29.92" (760mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall. In March, it is snowing for 4.3 days. Throughout March, 1.61" (41mm) of snow is accumulated. Throughout the year, there are 30.7 snowfall days, and 15" (381mm) of snow is accumulated.

Daylight

In Trenton, the average length of the day in March is 11h and 58min.
On the first day of the month, sunrise is at 6:39 am and sunset at 5:58 pm CST. On the last day of March, sunrise is at 6:50 am and sunset at 7:30 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 6.3h.

UV index

In March, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the ordinary person.
Note: In March, an average UV index of 3 transforms into the following instructions:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Updated: Aug 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Trenton in March?

The high-temperature during March is 48.2°F (9°C) and the low-temperature is 33.3°F (0.7°C).

What is the average humidity in March in Trenton?

In March, the average relative humidity is 75%.

How much does it rain in March?

In Trenton, during March, the rain falls for 13 days and regularly aggregates up to 2.2" (56mm) of precipitation.

How much does it snow in March?

In March, it is snowing for 4.3 days. Throughout March, 1.61" (41mm) of snow is accumulated.

What is the average length of the day in March?

In March, the average day length is 11h and 58min.

What time are sunrise and sunset in March?

On the first day of March, sunrise is at 6:39 am and sunset at 5:58 pm CST. On the last day of the month, sunrise is at 6:50 am and sunset at 7:30 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 many hours of sunshine does Trenton have in March?

The average sunshine duration in March is 6.3h.

What is the UV index reading in March?

The average daily maximum UV index in March in Trenton is 3. A UV Index of 3 to 5 symbolizes a medium health risk 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
Trenton, IA

Average temperature in March - Trenton, IA
  • Average high temperature in March: 48.2°F

The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (29.7°F).

  • Average low temperature in March: 33.3°F

The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (17.4°F).

Average pressure in March
Trenton, IA

Average pressure in March - Trenton, IA
  • Average pressure in March: 30.07"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in March
Trenton, IA

Average wind speed in March - Trenton, IA
  • Average wind speed in March: 10.6mph

The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (6.9mph).

Average humidity in March
Trenton, IA

Average humidity in March - Trenton, IA
  • Average humidity in March: 75%

The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is October (71%).

Average rainfall in March
Trenton, IA

Average rainfall in March - Trenton, IA
  • Average rainfall in March: 2.2"

The wettest month (with the highest rainfall) is May (4.29").
The driest months (with the least rainfall) are February and December (1.38").

Average rainfall days in March
Trenton, IA

Average rainfall days in March - Trenton, IA
  • Average rainfall days in March: 13 days

The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is February (4.6 days).

Average snowfall in March
Trenton, IA

Average snowfall in March - Trenton, IA
  • Average snowfall in March: 1.61"

The month with the highest snowfall is January (4.76").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in March
Trenton, IA

Average snowfall days in March - Trenton, IA
  • Average snowfall days in March: 4.3 days

The month with the highest number of snowfall days is January (9.6 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
Trenton, IA

Average daylight in March / Average sunshine in March - Trenton, IA
  • 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 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 0min).

Average sunshine days in March
Trenton, IA

Average sunshine days in March - Trenton, IA
  • Average sunshine days in March: 14.3 days

The month with the most sunshine days is October (18.4 days).
The month with the least sunshine days is May (10.6 days).

Average UV index in March
Trenton, IA

Average UV index in March - Trenton, IA
  • 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 January (UV index 1).

Average cloud cover in March
Trenton, IA

Average cloud cover in March - Trenton, IA
  • Average cloud cover in March: 50

The month with the most cloud cover is January (Cloud cover 56).
The months with the least cloud cover are July, August and September (Cloud cover 31).

Average visibility in March
Trenton, IA

Average visibility in March - Trenton, 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).

Trenton, Iowa, USA

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