March weather forecast
Monticello, IA

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Weather in March

The first month of the spring, March, is a chilly month in Monticello, Iowa, with temperature in the range of an average high of 44.2°F (6.8°C) and an average low of 29.5°F (-1.4°C).

Temperature

The arrival of March brings a significant change in Monticello's weather, with average high-temperatures climbing from February's subzero cold 28.9°F (-1.7°C) to a chilly 44.2°F (6.8°C). Monticello records a steady low-temperature average of 29.5°F (-1.4°C) during March.

Humidity

In March, the average relative humidity is 78%.

Rainfall

In Monticello, in March, during 11.9 rainfall days, 1.85" (47mm) of precipitation is typically accumulated. Throughout the year, there are 142.5 rainfall days, and 28.27" (718mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, October through December. In March, it is snowing for 6 days. Throughout March, 1.85" (47mm) of snow is accumulated. In Monticello, during the entire year, snow falls for 43.2 days and aggregates up to 17.17" (436mm) of snow.

Daylight

In March, the average length of the day in Monticello is 11h and 58min.
On the first day of the month, sunrise is at 6:38 am and sunset at 5:55 pm CST. On the last day of March, sunrise is at 6:47 am and sunset at 7:29 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 Monticello, the average sunshine in March is 6.3h.

UV index

In Monticello, Iowa, the average daily maximum UV index in March is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In March, an average UV index of 3 transforms into the following instructions:
Adopt protective measures - It is advised to guard against sun damage. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.

Frequently asked questions

How cold is it in Monticello in March?

The average high-temperature and low-temperature in Monticello during March are 44.2°F (6.8°C) and 29.5°F (-1.4°C) respectively.

What is the average humidity in March?

In Monticello, the average relative humidity in March is 78%.

How many days does it rain in March?

In Monticello, Iowa, in March, during 11.9 rainfall days, 1.85" (47mm) of precipitation is typically accumulated.

How much does it snow in March?

In March, it is snowing for 6 days. Throughout March, 1.85" (47mm) of snow is accumulated.

How many hours of daylight does Monticello have in March?

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

When are sunrise and sunset in March?

On the first day of March, sunrise is at 6:38 am and sunset at 5:55 pm CST. On the last day of the month, sunrise is at 6:47 am and sunset at 7:29 pm CDT.

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

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 Monticello?

In March, the average sunshine duration is 6.3h.

What is the UV index intensity in March?

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

Average temperature in March - Monticello, IA
  • Average high temperature in March: 44.2°F

The warmest month (with the highest average high temperature) is July (80.1°F).
The month with the lowest average high temperature is January (25.2°F).

  • Average low temperature in March: 29.5°F

The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (13.3°F).

Average pressure in March
Monticello, IA

Average pressure in March - Monticello, 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 (29.9"Hg).

Average wind speed in March
Monticello, IA

Average wind speed in March - Monticello, 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 August (6.9mph).

Average humidity in March
Monticello, IA

Average humidity in March - Monticello, IA
  • Average humidity in March: 78%

The months with the highest relative humidity are January and February (86%).
The month with the lowest relative humidity is October (74%).

Average rainfall in March
Monticello, IA

Average rainfall in March - Monticello, IA
  • Average rainfall in March: 1.85"

The wettest month (with the highest rainfall) is May (4.25").
The driest months (with the least rainfall) are January and February (1.26").

Average rainfall days in March
Monticello, IA

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

The month with the highest number of rainy days is May (18.6 days).
The month with the least rainy days is January (5.2 days).

Average snowfall in March
Monticello, IA

Average snowfall in March - Monticello, IA
  • Average snowfall in March: 1.85"

The month with the highest snowfall is January (5.04").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in March
Monticello, IA

Average snowfall days in March - Monticello, IA
  • Average snowfall days in March: 6 days

The month with the highest number of snowfall days is January (12.1 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
Monticello, IA

Average daylight in March / Average sunshine in March - Monticello, 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 months with the most sunshine are July and August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in March
Monticello, IA

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

The month with the most sunshine days is September (17 days).
The month with the least sunshine days is June (10.5 days).

Average UV index in March
Monticello, IA

Average UV index in March - Monticello, 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 and December (UV index 1).

Average cloud cover in March
Monticello, IA

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

The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 30).

Average visibility in March
Monticello, IA

Average visibility in March - Monticello, 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).

Monticello, Iowa, USA

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