March weather forecast
Defiance, IA

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Weather in March

The first month of the spring, March, is a frosty month in Defiance, Iowa, with temperature in the range of an average low of 31.1°F (-0.5°C) and an average high of 46.4°F (8°C).

Temperature

The beginning of March signals a clear escalation in the average high-temperature, soaring from a subzero cold 30.7°F (-0.7°C) in February to a frosty 46.4°F (8°C). During the nights in March, Defiance experiences a consistent average temperature of 31.1°F (-0.5°C).

Humidity

In March, the average relative humidity in Defiance is 75%.

Rainfall

In Defiance, Iowa, in March, it is raining for 9.4 days, with typically 1.61" (41mm) of accumulated precipitation. In Defiance, during the entire year, the rain falls for 123 days and collects up to 24.72" (628mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In Defiance, in March, during 5.1 snowfall days, 2.68" (68mm) of snow is typically accumulated. Throughout the year, there are 36.8 snowfall days, and 14.53" (369mm) of snow is accumulated.

Daylight

In Defiance, Iowa, the average length of the day in March is 11h and 58min.
On the first day of March in Defiance, sunrise is at 6:54 am and sunset at 6:12 pm CST. On the last day of the month, sunrise is at 7:04 am and sunset at 7:46 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 March, the average sunshine is 6h.

UV index

In Defiance, the average daily maximum UV index in March is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum UV index, 3 during March, leads to the following recommendations:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
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Frequently asked questions

What are the temperatures in Defiance in March?

In March, the average high-temperature and low-temperature in Defiance are 46.4°F (8°C) and 31.1°F (-0.5°C) respectively.

What is the average humidity in March in Defiance?

In March, the average relative humidity is 75%.

How much does it rain in Defiance in March?

In Defiance, in March, it is raining for 9.4 days, with typically 1.61" (41mm) of accumulated precipitation.

How much does it snow in Defiance in March?

In Defiance, during March, snow falls for 5.1 days and regularly aggregates up to 2.68" (68mm) of snow.

How many hours of daylight does Defiance have in March?

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

When are sunrise and sunset in March in Defiance?

In March, on the first day of the month, sunrise is at 6:54 am and sunset at 6:12 pm CST. On the last day of the month, in Defiance, Iowa, sunrise is at 7:04 am and sunset at 7:46 pm CDT.

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

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Defiance, 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 Defiance have in March?

In March, the average sunshine duration in Defiance is 6h.

What is the UV index intensity in March in Defiance?

In March, the average daily maximum UV index in Defiance, Iowa, is 3. A UV Index reading of 3 to 5 represents a moderate vulnerability from unsafe 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
Defiance, IA

Average temperature in March - Defiance, IA
  • Average high temperature in March: 46.4°F

The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (27°F).

  • Average low temperature in March: 31.1°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 (14°F).

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Average pressure in March
Defiance, IA

Average pressure in March - Defiance, IA
  • Average pressure in March: 30.06"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

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Average wind speed in March
Defiance, IA

Average wind speed in March - Defiance, IA
  • Average wind speed in March: 10.9mph

The windiest month (with the highest average wind speed) is April (11.1mph).
The calmest month (with the lowest average wind speed) is July (7.4mph).

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Average humidity in March
Defiance, IA

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

The month with the highest relative humidity is January (83%).
The months with the lowest relative humidity are April and October (68%).

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Average rainfall in March
Defiance, IA

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

The wettest month (with the highest rainfall) is May (3.82").
The driest month (with the least rainfall) is January (0.71").

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Average rainfall days in March
Defiance, IA

Average rainfall days in March - Defiance, IA
  • Average rainfall days in March: 9.4 days

The month with the highest number of rainy days is June (16.5 days).
The month with the least rainy days is February (3 days).

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Average snowfall in March
Defiance, IA

Average snowfall in March - Defiance, IA
  • Average snowfall in March: 2.68"

The month with the highest snowfall is February (3.43").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in March
Defiance, IA

Average snowfall days in March - Defiance, IA
  • Average snowfall days in March: 5.1 days

The month with the highest number of snowfall days is January (10.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in March / Average sunshine in March - Defiance, 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 0min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

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Average sunshine days in March
Defiance, IA

Average sunshine days in March - Defiance, IA
  • Average sunshine days in March: 16.4 days

The month with the most sunshine days is November (20.4 days).
The month with the least sunshine days is June (11.9 days).

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Average UV index in March
Defiance, IA

Average UV index in March - Defiance, 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 February (UV index 1).

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Average cloud cover in March
Defiance, IA

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

The month with the most cloud cover is January (Cloud cover 55).
The month with the least cloud cover is July (Cloud cover 28).

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Average visibility in March
Defiance, IA

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

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

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Defiance, Iowa, USA

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