March weather forecast
Joliet, IL

A unique shot of cars, trees, and buildings along a street in the town of Joliet, Illinois
A unique shot of cars, trees, and buildings along a street in the town of Joliet, Illinois

Weather in March

March, the first month of the spring, in Joliet, is a frosty month, with average temperature fluctuating between 46.2°F (7.9°C) and 31.8°F (-0.1°C).

Temperature

In March, the average high-temperature rises, from a cold 33.4°F (0.8°C) in February, to a chilly 46.2°F (7.9°C). In March, the average low-temperature is 31.8°F (-0.1°C).

Humidity

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

Rainfall

In Joliet, during March, the rain falls for 12.6 days and regularly aggregates up to 2.09" (53mm) of precipitation. Throughout the year, there are 153.6 rainfall days, and 32.72" (831mm) of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall. In Joliet, snow falls for 5 days, with typically accumulated 1.65" (42mm) of snow. Throughout the year, in Joliet, there are 38.2 snowfall days, and 14.61" (371mm) of snow is accumulated.

Daylight

In Joliet, the average length of the day in March is 12h.

Sunshine

In March, the average sunshine in Joliet is 6.1h.

UV index

In March, the average daily maximum UV index in Joliet, Illinois, is 3. A UV Index reading of 3 to 5 represents a moderate health risk from the exposure to the Sun's UV rays for the ordinary person.
Note: The average daily UV index of 3 in March transform into the following instructions:
Take precautions - Protection against sun damage is advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the average humidity in March in Joliet?

The average relative humidity in March in Joliet, Illinois, is 75%.

How many days does it rain in March in Joliet?

In Joliet, during March, the rain falls for 12.6 days and regularly aggregates up to 2.09" (53mm) of precipitation.

How many days does it snow in March in Joliet?

In March, in Joliet, it is snowing for 5 days. Throughout March, 1.65" (42mm) of snow is accumulated.

What is the average length of the day in March in Joliet?

In Joliet, Illinois, the average length of the day in March is 12h.

How long on average sun shines in March in Joliet?

The average sunshine in March in Joliet, Illinois, is 6.1h.

What is the UV index reading in March in Joliet?

In Joliet, Illinois, the average daily maximum UV index in March is 3. A UV Index of 3 to 5 symbolizes a moderate vulnerability from the exposure to the Sun's UV radiation.

Average temperature in March
Joliet, IL

Average temperature in March - Joliet, IL
  • Average high temperature in March: 7.9°C

The warmest month (with the highest average high temperature) is July (27.4°C).
The month with the lowest average high temperature is January (-1.5°C).

  • Average low temperature in March: -0.1°C

The month with the highest average low temperature is July (18.2°C).
The coldest month (with the lowest average low temperature) is January (-8.1°C).

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Average pressure in March
Joliet, IL

Average pressure in March - Joliet, IL
  • Average pressure in March: 1018.8mbar

The month with the highest atmospheric pressure is January (1019.9mbar).
The month with the lowest atmospheric pressure is June (1013.2mbar).

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Average wind speed in March
Joliet, IL

Average wind speed in March - Joliet, IL
  • Average wind speed in March: 15km/h

The windiest month (with the highest average wind speed) is April (15.6km/h).
The calmest month (with the lowest average wind speed) is August (9.5km/h).

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Average humidity in March
Joliet, IL

Average humidity in March - Joliet, IL
  • Average humidity in March: 75%

The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is October (73%).

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Average rainfall in March
Joliet, IL

Average rainfall in March - Joliet, IL
  • Average rainfall in March: 53mm

The wettest month (with the highest rainfall) is May (112mm).
The driest month (with the least rainfall) is February (41mm).

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Average rainfall days in March
Joliet, IL

Average rainfall days in March - Joliet, IL
  • Average rainfall days in March: 12.6 days

The month with the highest number of rainy days is July (17.9 days).
The month with the least rainy days is February (5.7 days).

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Average snowfall in March
Joliet, IL

Average snowfall in March - Joliet, IL
  • Average snowfall in March: 42mm

The month with the highest snowfall is January (110mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

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Average snowfall days in March
Joliet, IL

Average snowfall days in March - Joliet, IL
  • Average snowfall days in March: 5 days

The month with the highest number of snowfall days is January (11.9 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
Joliet, IL

Average daylight in March / Average sunshine in March - Joliet, IL
  • Average daylight in March: 12h

The month with the longest days is June (Average daylight: 15.1h).
The month with the shortest days is December (Average daylight: 9.2h).

  • Average sunshine in March: 6.1h

The month with the most sunshine is August (Average sunshine: 9.7h).
The month with the least sunshine is January (Average sunshine: 3.7h).

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Average sunshine days in March
Joliet, IL

Average sunshine days in March - Joliet, IL
  • Average sunshine days in March: 14.6 days

The month with the most sunshine days is November (18.1 days).
The month with the least sunshine days is June (10.4 days).

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Average UV index in March
Joliet, IL

Average UV index in March - Joliet, IL
  • 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).

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Average cloud cover in March
Joliet, IL

Average cloud cover in March - Joliet, IL
  • Average cloud cover in March: 51

The month with the most cloud cover is January (Cloud cover 60).
The months with the least cloud cover are August and September (Cloud cover 34).

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Average visibility in March
Joliet, IL

Average visibility in March - Joliet, IL
  • Average visibility in March: 9km

The months with the highest visibility are March, April, May, June, September, October, November and December (9km).
The months with the lowest visibility are January, February, July and August (8km).

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