March weather forecast
Riverside, OR

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Weather in March

March, the first month of the spring in Riverside, is a frosty month, with an average temperature varying between 44.4°F (6.9°C) and 29.7°F (-1.3°C).

Temperature

With the onset of March, the average high-temperature subtly transitions from an icy 36.1°F (2.3°C) in February to a frosty 44.4°F (6.9°C). Riverside observes an average nighttime temperature of 29.7°F (-1.3°C) during March.

Humidity

In March, the average relative humidity is 73%.

Rainfall

In Riverside, in March, it is raining for 15.3 days, with typically 1.46" (37mm) of accumulated precipitation. Throughout the year, there are 109.9 rainfall days, and 11.34" (288mm) of precipitation is accumulated.

Snowfall

January through May, November and December are months with snowfall. In Riverside, Oregon, in March, during 5.8 snowfall days, 1.81" (46mm) of snow is typically accumulated. In Riverside, during the entire year, snow falls for 46.8 days and aggregates up to 25.75" (654mm) of snow.

Daylight

The average length of the day in March in Riverside is 11h and 58min.
On the first day of March, sunrise is at 7:27 am and sunset at 6:42 pm MST. On the last day of the month, sunrise is at 7:34 am and sunset at 8:18 pm MDT.
Note: On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from MST to MDT. Daylight Saving Time lasts until Sunday, November 3. 2024, at 2:00 am; consequently, the time zone reverts from MDT to MST.

Sunshine

In Riverside, the average sunshine in March is 7.9h.

UV index

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum UV index, 2 during March, leads to the following recommendations:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Updated: Jul 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is March cold?

March temperatures vary between a high-temperature of 44.4°F (6.9°C) and a low-temperature of 29.7°F (-1.3°C).

What is the average humidity in March?

The average relative humidity in March is 73%.

How much does it rain in March?

In March, the rain falls for 15.3 days. Throughout March, 1.46" (37mm) of precipitation is accumulated.

How much does it snow in March?

In March, it is snowing for 5.8 days. Throughout March, 1.81" (46mm) of snow is accumulated.

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

The average day length in March is 11h and 58min.

When is the sunrise / sunset in March?

On the first day of March, sunrise is at 7:27 am and sunset at 6:42 pm MST. On the last day of the month, sunrise is at 7:34 am and sunset at 8:18 pm MDT.

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

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from MST to MDT. DST ends Sunday, November 3. 2024, at 2:00 am.

How long on average sun shines in March?

In March, the average sunshine duration is 7.9h.

What is the month with the lowest UV index?

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index.

How high is the UV index in March?

In Riverside, the average daily maximum UV index in March is 2. A UV Index of 2, and less, symbolizes a low health threat 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
Riverside, OR

Average temperature in March - Riverside, OR
  • Average high temperature in March: 44.4°F

The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is December (31.8°F).

  • Average low temperature in March: 29.7°F

The month with the highest average low temperature is August (59°F).
The coldest month (with the lowest average low temperature) is January (19.2°F).

Average pressure in March
Riverside, OR

Average pressure in March - Riverside, OR
  • Average pressure in March: 30.04"Hg

The month with the highest atmospheric pressure is January (30.23"Hg).
The months with the lowest atmospheric pressure are June and August (29.93"Hg).

Average wind speed in March
Riverside, OR

Average wind speed in March - Riverside, OR
  • Average wind speed in March: 7.3mph

The windiest month (with the highest average wind speed) is April (7.8mph).
The calmest month (with the lowest average wind speed) is January (5mph).

Average humidity in March
Riverside, OR

Average humidity in March - Riverside, OR
  • Average humidity in March: 73%

The month with the highest relative humidity is January (85%).
The months with the lowest relative humidity are July and August (31%).

Average rainfall in March
Riverside, OR

Average rainfall in March - Riverside, OR
  • Average rainfall in March: 1.46"

The wettest month (with the highest rainfall) is December (1.77").
The driest month (with the least rainfall) is July (0.12").

Average rainfall days in March
Riverside, OR

Average rainfall days in March - Riverside, OR
  • Average rainfall days in March: 15.3 days

The month with the highest number of rainy days is March (15.3 days).
The month with the least rainy days is July (3.4 days).

Average snowfall in March
Riverside, OR

Average snowfall in March - Riverside, OR
  • Average snowfall in March: 1.81"

The month with the highest snowfall is December (9.13").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in March
Riverside, OR

Average snowfall days in March - Riverside, OR
  • Average snowfall days in March: 5.8 days

The month with the highest number of snowfall days is December (13.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in March /
Average sunshine in March
Riverside, OR

Average daylight in March / Average sunshine in March - Riverside, OR
  • 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: 7h and 5min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).

Average sunshine days in March
Riverside, OR

Average sunshine days in March - Riverside, OR
  • Average sunshine days in March: 11.5 days

The month with the most sunshine days is July (25.3 days).
The month with the least sunshine days is March (11.5 days).

Average UV index in March
Riverside, OR

Average UV index in March - Riverside, OR
  • Average UV index in March: 2

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in March
Riverside, OR

Average cloud cover in March - Riverside, OR
  • Average cloud cover in March: 41

The months with the most cloud cover are January and December (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 8).

Average visibility in March
Riverside, OR

Average visibility in March - Riverside, OR
  • Average visibility in March: 6mi

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

Riverside, Oregon, USA

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