March weather forecast
Iowa City, IA

Golden and brown trees in a scenic, neat lawn near the mighty grandeur of the Old Capitol building, Iowa City
Golden and brown trees in a scenic, neat lawn near the mighty grandeur of the Old Capitol building, Iowa City

Weather in March

March, the first month of the spring in Iowa City, is a frosty month, with an average temperature fluctuating between 46.6°F (8.1°C) and 31.6°F (-0.2°C).

Temperature

In Iowa City, the average high-temperature in March increases considerably from a wintry 32°F (0°C) in February to a chilly 46.6°F (8.1°C). The average low-temperature, in Iowa City, is 31.6°F (-0.2°C).

Humidity

The average relative humidity in March in Iowa City is 75%.

Rainfall

In Iowa City, during 11.5 rainfall days, 2.09" (53mm) of precipitation is typically accumulated. In Iowa City, during the entire year, the rain falls for 140.4 days and collects up to 29.57" (751mm) of precipitation.

Snowfall

Months with snowfall are January through April, October through December. In Iowa City, Iowa, during 4.9 snowfall days, 1.81" (46mm) of snow is typically accumulated. In Iowa City, Iowa, during the entire year, snow falls for 37.7 days and aggregates up to 16.42" (417mm) of snow.

Daylight

In Iowa City, the average length of the day in March is 11h and 58min.
On the first day of the month, sunrise is at 6:40 am and sunset at 5:56 pm CST. On the last day of March, in Iowa City, Iowa, sunrise is at 6:50 am and sunset at 7:30 pm CDT.
Note: On Sunday, March 13. 2022, at 2:00 am, Daylight Saving Time starts, and the time zone changes from CST to CDT. Daylight Saving Time lasts until Sunday, November 6. 2022, at 2:00 am; consequently, the time zone reverts from CDT to CST.

Sunshine

The average sunshine in March is 6.5h.

UV index

The average daily maximum UV index in March is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for average individuals.
Note: The average daily UV index of 3 in March transform into the following instructions:
Take precautions - Protection against sunburn is recommended. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the temperature in March in Iowa City?

The average high-temperature, in March, is 46.6°F (8.1°C), while the average low-temperature is 31.6°F (-0.2°C).

What is the average humidity in March in Iowa City?

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

How much does it rain in Iowa City in March?

In Iowa City, during March, the rain falls for 11.5 days and regularly aggregates up to 2.09" (53mm) of precipitation.

How many days does it snow in March in Iowa City?

In March, it is snowing for 4.9 days. Throughout March, 1.81" (46mm) of snow is accumulated.

How many hours of daylight does Iowa City have in March?

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

When are sunrise and sunset in March in Iowa City?

In March, on the first day of the month, sunrise is at 6:40 am and sunset at 5:56 pm CST. On the last day of the month, in Iowa City, sunrise is at 6:50 am and sunset at 7:30 pm CDT.

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

On Sunday, March 13. 2022, at 2:00 am, Daylight Saving Time starts, and the time zone changes from CST to CDT. DST ends Sunday, November 6. 2022, at 2:00 am.

How long on average sun shines in March in Iowa City?

The average sunshine duration in March in Iowa City is 6.5h.

How high is the UV index in March in Iowa City?

In Iowa City, the average daily maximum UV index in March is 3. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in March
Iowa City, IA

Average temperature in March - Iowa City, IA
  • Average high temperature in March: 46.6°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 (27.3°F).

  • Average low temperature in March: 31.6°F

The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (15.3°F).

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Average pressure in March
Iowa City, IA

Average pressure in March - Iowa City, IA
  • Average pressure in March: 30.08"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in March
Iowa City, IA

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

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

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Average humidity in March
Iowa City, IA

Average humidity in March - Iowa City, IA
  • Average humidity in March: 75%

The months with the highest relative humidity are January and July (83%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in March
Iowa City, IA

Average rainfall in March - Iowa City, IA
  • Average rainfall in March: 2.09"

The wettest month (with the highest rainfall) is May (4.69").
The driest months (with the least rainfall) are January and February (1.34").

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Average rainfall days in March
Iowa City, IA

Average rainfall days in March - Iowa City, IA
  • Average rainfall days in March: 11.5 days

The month with the highest number of rainy days is May (18.4 days).
The month with the least rainy days is February (5 days).

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Average snowfall in March
Iowa City, IA

Average snowfall in March - Iowa City, IA
  • Average snowfall in March: 1.81"

The month with the highest snowfall is January (5.28").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in March
Iowa City, IA

Average snowfall days in March - Iowa City, IA
  • Average snowfall days in March: 4.9 days

The month with the highest number of snowfall days is January (10.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in March /
Average sunshine in March
Iowa City, IA

Average daylight in March / Average sunshine in March - Iowa City, IA
  • Average daylight in March: 11h and 58min

The month with the longest days is June (Average daylight: 15h and 9min).
The month with the shortest days is December (Average daylight: 9h and 13min).

  • Average sunshine in March: 6h and 30min

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 12min).

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Average sunshine days in March
Iowa City, IA

Average sunshine days in March - Iowa City, IA
  • Average sunshine days in March: 14.6 days

The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is May (10 days).

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Average UV index in March
Iowa City, IA

Average UV index in March - Iowa City, 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).

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Average cloud cover in March
Iowa City, IA

Average cloud cover in March - Iowa City, IA
  • Average cloud cover in March: 49

The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 29).

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Average visibility in March
Iowa City, IA

Average visibility in March - Iowa City, 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).

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