Ontario
Oregon, USA
Long-term weather forecast
Long-term weather forecast

March weather forecast and climate
Ontario, OR

The first month of the spring, March, is a cool month in Ontario, Oregon, with average temperature ranging between max 55°F (12.8°C) and min 30.9°F (-0.6°C).

Temperature

In Ontario, the average high-temperature increases, from a chilly 43°F (6.1°C) in February, to a cool 55°F (12.8°C). In March, in Ontario, the average low-temperature is 30.9°F (-0.6°C).

Rainfall

In Ontario, 0.9" (21.8mm) of precipitation is typically accumulated. During the entire year, Ontario aggregates up to 9.4" (239.9mm) of precipitation.

Snowfall

Months with snowfall in Ontario, Oregon, are January through March, November and December. March is the last month it regularly snows in Ontario. Throughout March, Ontario aggregates 0.3" (7.6mm) of snow. In Ontario, during the entire year, snow aggregates up to 10.2" (259.1mm).

Daylight

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

What is the temperature in March in Ontario?

In March, in Ontario, the average high-temperature is 55°F (12.8°C), and the average low-temperature is 30.9°F (-0.6°C).

How much does it rain in Ontario in March?

During March, Ontario regularly aggregates up to 0.9" (21.8mm) of precipitation.

What is the last month it snows in Ontario?

March is the last month it regularly snows. Throughout March, Ontario aggregates 0.3" (7.6mm) of snow.

How many hours of daylight does Ontario have in March?

The average length of the day in March in Ontario is 12h.
Average temperature in March - Ontario, OR
  • Average high temperature in March: 55°F

The warmest month (with the highest average high temperature) is July (93°F).
The month with the lowest average high temperature is January (34°F).

  • Average low temperature in March: 31°F

The month with the highest average low temperature is July (57°F).
The coldest month (with the lowest average low temperature) is January (18°F).

Average rainfall in March - Ontario, OR
  • Average rainfall in March: 0.9"

The wettest month (with the highest rainfall) is December (1.4").
Driest months (with the lowest rainfall) are July and August (0.3").

Average snowfall in March - Ontario, OR
  • Average snowfall in March: 0.3"

The month with the highest snowfall is December (5").
Months with the lowest snowfall are April, May, June, July, August, September and October (0").

Average daylight in March - Ontario, OR
  • Average daylight in March: 12h

The month with the longest days is June (Average daylight: 15.4h).
The month with shortest days is December (Average daylight: 8.9h).