March weather forecast
Ontario, WI

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Weather in March

March, the first month of the spring in Ontario, is an icy month, with temperature in the range of an average low of 25.9°F (-3.4°C) and an average high of 40.5°F (4.7°C).

Temperature

A shift in Ontario's weather is noticeable as February turns into March, with the average high temperature increases from a freezing cold 26.1°F (-3.3°C) to a cold 40.5°F (4.7°C). Ontario experiences a mean low-temperature of 25.9°F (-3.4°C) during March.

Humidity

In Ontario, the average relative humidity in March is 82%.

Rainfall

In March, the rain falls for 9.8 days. Throughout March, 1.81" (46mm) of precipitation is accumulated. Throughout the year, there are 131.7 rainfall days, and 27.83" (707mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In Ontario, in March, during 6.8 snowfall days, 2.68" (68mm) of snow is typically accumulated. Throughout the year, in Ontario, there are 50.2 snowfall days, and 21.69" (551mm) of snow is accumulated.

Daylight

In March, the average length of the day is 11h and 58min.
On the first day of the month, sunrise is at 6:37 am and sunset at 5:51 pm CST. On the last day of March, in Ontario, sunrise is at 6:44 am and sunset at 7:28 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 in Ontario is 5.5h.

UV index

In March, the average daily maximum UV index in Ontario is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for average individuals.
Note: During March, 2 as the daily maximum UV index converts into the following advice:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
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Frequently asked questions

Is it cold in Ontario during March?

The high-temperature, in March, in Ontario, is 40.5°F (4.7°C), while the low-temperature averages to 25.9°F (-3.4°C).

What is the average humidity in March in Ontario?

The average relative humidity in March in Ontario is 82%.

How many days does it rain in March in Ontario?

In March, in Ontario, Wisconsin, the rain falls for 9.8 days. Throughout March, 1.81" (46mm) of precipitation is accumulated.

How many days does it snow in March in Ontario?

In Ontario, Wisconsin, in March, snow falls for 6.8 days, with typically accumulated 2.68" (68mm) of snow.

How many hours of daylight does Ontario have in March?

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

When are sunrise and sunset in March in Ontario?

In March, on the first day of the month, sunrise is at 6:37 am and sunset at 5:51 pm CST. On the last day of the month, sunrise is at 6:44 am and sunset at 7:28 pm CDT.

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

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

The average sunshine duration in March in Ontario, Wisconsin, is 5.5h.

What is the UV index intensity in March in Ontario?

In March, the average daily maximum UV index in Ontario is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health from unprotected exposure to 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
Ontario, WI

Average temperature in March - Ontario, WI
  • Average high temperature in March: 40.5°F

The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (22.1°F).

  • Average low temperature in March: 25.9°F

The month with the highest average low temperature is July (60.8°F).
The coldest month (with the lowest average low temperature) is January (9.3°F).

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Average pressure in March
Ontario, WI

Average pressure in March - Ontario, WI
  • Average pressure in March: 30.09"Hg

The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in March
Ontario, WI

Average wind speed in March - Ontario, WI
  • Average wind speed in March: 8.8mph

The windiest month (with the highest average wind speed) is April (9.3mph).
The calmest month (with the lowest average wind speed) is August (6.4mph).

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Average humidity in March
Ontario, WI

Average humidity in March - Ontario, WI
  • Average humidity in March: 82%

The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is April (77%).

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Average rainfall in March
Ontario, WI

Average rainfall in March - Ontario, WI
  • Average rainfall in March: 1.81"

The wettest month (with the highest rainfall) is June (4.17").
The driest month (with the least rainfall) is January (1.1").

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Average rainfall days in March
Ontario, WI

Average rainfall days in March - Ontario, WI
  • Average rainfall days in March: 9.8 days

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is January (3.5 days).

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Average snowfall in March
Ontario, WI

Average snowfall in March - Ontario, WI
  • Average snowfall in March: 2.68"

The month with the highest snowfall is February (5.87").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in March
Ontario, WI

Average snowfall days in March - Ontario, WI
  • Average snowfall days in March: 6.8 days

The month with the highest number of snowfall days is January (12.3 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
Ontario, WI

Average daylight in March / Average sunshine in March - Ontario, WI
  • Average daylight in March: 12h and 0min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in March: 5h and 3min

The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

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Average sunshine days in March
Ontario, WI

Average sunshine days in March - Ontario, WI
  • Average sunshine days in March: 16.3 days

The month with the most sunshine days is December (17.5 days).
The month with the least sunshine days is June (10.4 days).

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Average UV index in March
Ontario, WI

Average UV index in March - Ontario, WI
  • Average UV index in March: 2

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).

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Average cloud cover in March
Ontario, WI

Average cloud cover in March - Ontario, WI
  • Average cloud cover in March: 55

The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 33).

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Average visibility in March
Ontario, WI

Average visibility in March - Ontario, WI
  • Average visibility in March: 5mi

The months with the highest visibility are April, May, June, October and November (6mi).
The month with the lowest visibility is January (4mi).

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Ontario, Wisconsin, USA

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