March weather forecast
Oshawa, Canada

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Weather in March

March sees the slow, yet steady advent of spring in Oshawa. The month witnesses a significant leap in temperature, rising to a maximum of 2.6°C (36.7°F), offering a refreshing break from the frosty winter. Snowfall reduces drastically, and the number of rainfall days increases, signifying the transition to spring. Turbulent weather often brings gusty winds and cloudy days, while the extended daylight hours present more opportunities for outdoor activities.

Temperature

March introduces a minor temperature shift, with average high-temperatures adjusting from February's freezing cold -2.2°C (28°F) to a wintry 2.6°C (36.7°F). Oshawa, during the month of March, experiences an average low-temperature of -3.3°C (26.1°F).

Humidity

The average relative humidity in March in Oshawa is 80%.

Rainfall

In Oshawa, in March, it is raining for 11.3 days, with typically 45mm (1.77") of accumulated precipitation. Throughout the year, in Oshawa, there are 158.8 rainfall days, and 693mm (27.28") of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall. In Oshawa, during March, snow falls for 7.3 days and regularly aggregates up to 39mm (1.54") of snow. In Oshawa, during the entire year, snow falls for 51.4 days and aggregates up to 383mm (15.08") of snow.

Sea temperature

March is the month with the coldest seawater, with an average sea temperature of 2.3°C (36.1°F).
Note: While swimming, this is identified as life-endangering and very dangerous. The water's freezing temperatures cause intense discomfort and induce rapid hyperventilation. A specialized swimsuit is mandatory to mitigate thermal damage.

Daylight

In Oshawa, the average length of the day in March is 11h and 58min.
On the first day of the month, sunrise is at 6:50 am and sunset at 6:04 pm EST. On the last day of March, sunrise is at 6:57 am and sunset at 7:41 pm EDT.
Note: On Sunday, 10. March 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time lasts until Sunday, 03. November 2024, at 2:00 am; consequently, the time zone reverts from EDT to EST.

Sunshine

The average sunshine in March in Oshawa is 5.4h.

UV index

In Oshawa, the average daily maximum UV index in March is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: In March, the maximum UV index of 2 translates into these guidelines:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.

Frequently asked questions

How cold is it in Oshawa in March?

An average high-temperature, in March, in Oshawa, is 2.6°C (36.7°F) and the average low-temperature is -3.3°C (26.1°F).

What is the average humidity in March in Oshawa?

In Oshawa, the average relative humidity in March is 80%.

How many days does it rain in March in Oshawa?

In March, the rain falls for 11.3 days. Throughout March, 45mm (1.77") of precipitation is accumulated.

How much does it snow in Oshawa in March?

In Oshawa, in March, snow falls for 7.3 days, with typically accumulated 39mm (1.54") of snow.

What month is the sea coldest in Oshawa?

With an average sea temperature of 2.3°C (36.1°F), March is the month with the coldest seawater.

What is the water temperature in March in Oshawa?

In Oshawa, Canada, in March, the average water temperature is 2.3°C (36.1°F). For swimming, this is considered life-threatening and very dangerous. The water feels painfully cold, and hyperventilation quickly occurs. A specialized swimsuit is mandatory to reduce thermal damage.

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

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

When are sunrise and sunset in March in Oshawa?

On the first day of March, sunrise is at 6:50 am and sunset at 6:04 pm EST. On the last day of the month, sunrise is at 6:57 am and sunset at 7:41 pm EDT.

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

On Sunday, 10. March 2024, at 2:00 am, Daylight Saving Time starts in Oshawa, Canada, and the time zone changes from EST to EDT. DST ends on Sunday, 03. November 2024, at 2:00 am.

How long on average sun shines in March in Oshawa?

In March, the average sunshine duration in Oshawa, Canada, is 5.4h.

How high is the UV index in March in Oshawa?

In March, the average daily maximum UV index in Oshawa, Canada, is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation.

Average temperature in March
Oshawa, Canada

Average temperature in March - Oshawa, Canada
  • Average high temperature in March: 2.6°C

The warmest month (with the highest average high temperature) is July (24.4°C).
The month with the lowest average high temperature is January (-2.9°C).

  • Average low temperature in March: -3.3°C

The month with the highest average low temperature is August (16.8°C).
The coldest month (with the lowest average low temperature) is January (-8.3°C).

Average pressure in March
Oshawa, Canada

Average pressure in March - Oshawa, Canada
  • Average pressure in March: 1018.3mbar

The month with the highest atmospheric pressure is March (1018.3mbar).
The month with the lowest atmospheric pressure is June (1013mbar).

Average wind speed in March
Oshawa, Canada

Average wind speed in March - Oshawa, Canada
  • Average wind speed in March: 17.2km/h

The windiest month (with the highest average wind speed) is January (18.7km/h).
The calmest month (with the lowest average wind speed) is July (11.4km/h).

Average humidity in March
Oshawa, Canada

Average humidity in March - Oshawa, Canada
  • Average humidity in March: 80%

The months with the highest relative humidity are January and February (86%).
The month with the lowest relative humidity is April (76%).

Average rainfall in March
Oshawa, Canada

Average rainfall in March - Oshawa, Canada
  • Average rainfall in March: 45mm

The wettest month (with the highest rainfall) is August (73mm).
The driest months (with the least rainfall) are February and November (43mm).

Average rainfall days in March
Oshawa, Canada

Average rainfall days in March - Oshawa, Canada
  • Average rainfall days in March: 11.3 days

The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is February (7.3 days).

Average snowfall in March
Oshawa, Canada

Average snowfall in March - Oshawa, Canada
  • Average snowfall in March: 39mm

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

Average snowfall days in March
Oshawa, Canada

Average snowfall days in March - Oshawa, Canada
  • Average snowfall days in March: 7.3 days

The month with the highest number of snowfall days is January (13.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average sea temperature in March
Oshawa, Canada

Average sea temperature in March - Oshawa, Canada
  • Average sea temperature in March: 2.3°C

The best month for swimming (with the highest average sea temperature) is August (22.4°C).
The coldest month (with the lowest average sea temperature) is March (2.3°C).

Average daylight in March /
Average sunshine in March
Oshawa, Canada

Average daylight in March / Average sunshine in March - Oshawa, Canada
  • 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 2min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

Average sunshine days in March
Oshawa, Canada

Average sunshine days in March - Oshawa, Canada
  • Average sunshine days in March: 13.8 days

The month with the most sunshine days is November (14.9 days).
The month with the least sunshine days is July (10.4 days).

Average UV index in March
Oshawa, Canada

Average UV index in March - Oshawa, Canada
  • 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 and December (UV index 1).

Average cloud cover in March
Oshawa, Canada

Average cloud cover in March - Oshawa, Canada
  • Average cloud cover in March: 57

The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 28).

Average visibility in March
Oshawa, Canada

Average visibility in March - Oshawa, Canada
  • Average visibility in March: 9km

The months with the highest visibility are August and September (10km).
The month with the lowest visibility is January (8km).

Oshawa, Canada

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