March weather forecast
Dayton, IA

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Weather in March

March, the first month of the spring in Dayton, is a frosty month, with an average temperature fluctuating between 45.7°F (7.6°C) and 30.9°F (-0.6°C).

Temperature

The onset of March brings a distinct rise in the average high-temperature, advancing from a freezing cold 30.6°F (-0.8°C) in February to a chilly 45.7°F (7.6°C). An average temperature of 30.9°F (-0.6°C) marks the nights in Dayton in March.

Humidity

The average relative humidity in March is 76%.

Rainfall

In Dayton, in March, during 10.2 rainfall days, 1.61" (41mm) of precipitation is typically accumulated. Throughout the year, there are 126.1 rainfall days, and 26.85" (682mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In Dayton, during March, snow falls for 5.2 days and regularly aggregates up to 1.73" (44mm) of snow. Throughout the year, in Dayton, there are 37.8 snowfall days, and 15.39" (391mm) of snow is accumulated.

Daylight

In March, the average length of the day is 11h and 58min.
On the first day of March, sunrise is at 6:50 am and sunset at 6:06 pm CST. On the last day of the month, sunrise is at 6:58 am and sunset at 7:41 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 5.9h.

UV index

In March, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: An average maximum UV index of 3 in March leads to these recommendations:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Updated: Jul 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in March?

The high-temperature, in March, in Dayton, records 45.7°F (7.6°C), while the low-temperature is 30.9°F (-0.6°C).

What is the average humidity in March?

In Dayton, the average relative humidity in March is 76%.

How many days does it rain in March in Dayton?

In March, the rain falls for 10.2 days. Throughout March, 1.61" (41mm) of precipitation is accumulated.

How many days does it snow in March?

In Dayton, in March, snow falls for 5.2 days, with typically accumulated 1.73" (44mm) of snow.

How many hours of daylight does Dayton have in March?

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

When is the sunrise / sunset in March?

In March, on the first day of the month, sunrise is at 6:50 am and sunset at 6:06 pm CST. On the last day of the month, sunrise is at 6:58 am and sunset at 7:41 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 Dayton have in March?

In March, the average sunshine duration is 5.9h.

How high is the UV index in March?

In Dayton, the average daily maximum UV index in March is 3. A UV Index of 3 to 5 symbolizes a moderate health threat from exposure to the Sun's UV radiation.
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
Dayton, IA

Average temperature in March - Dayton, IA
  • Average high temperature in March: 45.7°F

The warmest month (with the highest average high temperature) is July (81.5°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 (64.4°F).
The coldest month (with the lowest average low temperature) is January (13.5°F).

Average pressure in March
Dayton, IA

Average pressure in March - Dayton, IA
  • 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 (29.88"Hg).

Average wind speed in March
Dayton, IA

Average wind speed in March - Dayton, IA
  • Average wind speed in March: 10.4mph

The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest month (with the lowest average wind speed) is July (7mph).

Average humidity in March
Dayton, IA

Average humidity in March - Dayton, IA
  • Average humidity in March: 76%

The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is October (69%).

Average rainfall in March
Dayton, IA

Average rainfall in March - Dayton, IA
  • Average rainfall in March: 1.61"

The wettest month (with the highest rainfall) is May (4.06").
The driest month (with the least rainfall) is January (0.91").

Average rainfall days in March
Dayton, IA

Average rainfall days in March - Dayton, IA
  • Average rainfall days in March: 10.2 days

The month with the highest number of rainy days is June (16.7 days).
The month with the least rainy days is February (3.3 days).

Average snowfall in March
Dayton, IA

Average snowfall in March - Dayton, IA
  • Average snowfall in March: 1.73"

The month with the highest snowfall is January (4.29").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in March
Dayton, IA

Average snowfall days in March - Dayton, IA
  • Average snowfall days in March: 5.2 days

The month with the highest number of snowfall days is January (10.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in March /
Average sunshine in March
Dayton, IA

Average daylight in March / Average sunshine in March - Dayton, 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: 5h and 5min

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
Dayton, IA

Average sunshine days in March - Dayton, IA
  • Average sunshine days in March: 16 days

The month with the most sunshine days is October (19 days).
The month with the least sunshine days is June (11.8 days).

Average UV index in March
Dayton, IA

Average UV index in March - Dayton, 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, February, October, November and December (UV index 2).

Average cloud cover in March
Dayton, IA

Average cloud cover in March - Dayton, IA
  • Average cloud cover in March: 51

The month with the most cloud cover is January (Cloud cover 57).
The months with the least cloud cover are July and September (Cloud cover 31).

Average visibility in March
Dayton, IA

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

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

Dayton, Iowa, USA

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