March weather - Spring 2025

Weather in March
Frequently asked questions
Average temperature in March
Average pressure in March
Average wind speed in March
Average humidity in March
Average rainfall in March
Average rainfall days in March
Average snowfall in March
Average snowfall days in March
Average daylight in March
Average sunshine in March
Average sunshine days in March
Average UV index in March
Average cloud cover in March
Average visibility in March

A unique sandy and rocky shore near a forest of pine trees in the Shore Acres State Park in Coos Bay, Oregon

Weather in March

The transition from late-winter to early-spring strikes Coos Bay in March. The precipitation, though still significant, further softens down to 4.02" (102mm). Despite this drop, the weather maintains considerable humidity while the wind exhibits a minor spike, a common occurrence in Oregon around this period. The daylight hours stretch further, and the city witnesses increased sunshine, presenting a delightful contrast to the preceding fog-heavy months. In sum, March signals a transformation in the weather, paving the way for warmer times.

Temperature

As February transitions into March, the average high-temperature rests at a still fresh 51.8°F (11°C), maintaining a close resemblance to the previous month. Coos Bay's average low-temperature in the month of March is recorded at a cold 42.3°F (5.7°C).

Humidity

The average relative humidity in March is 83%.

Rainfall

In Coos Bay, in March, it is raining for 19.2 days, with typically 4.02" (102mm) of accumulated precipitation. Throughout the year, there are 153 rainfall days, and 33.5" (851mm) of precipitation is accumulated.

Snowfall

March through October and December are months without snowfall.

Daylight

The average length of the day in March is 11h and 58min.
On the first day of March, sunrise is at 6:51 am and sunset at 6:06 pm PST. On the last day of the month, sunrise is at 6:58 am and sunset at 7:42 pm PDT.
Note: On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from PST to PDT. Daylight Saving Time lasts until Sunday, November 3. 2024, at 2:00 am; consequently, the time zone reverts from PDT to PST.

Sunshine

In Coos Bay, the average sunshine in March is 6h.

UV index

The average daily maximum UV index in March is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the ordinary person.
Note: The average daily UV index of 3 in March transforms into the following instructions:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.

Updated: Jun 4, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Coos Bay in March?

The high-temperature during March is 51.8°F (11°C) and the low-temperature is 42.3°F (5.7°C).

What is the average humidity in March in Coos Bay?

The average relative humidity in March is 83%.

How much does it rain in March?

In Coos Bay, Oregon, during March, the rain falls for 19.2 days and regularly aggregates up to 4.02" (102mm) of precipitation.

When it does not snow?

March through October and December are months without snowfall in Coos Bay.

Does it snow in March?

In March, it doesn't snow. February is the latest month when it typically snows.

What is the average length of the day in March?

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

What time are sunrise and sunset in March?

On the first day of March, sunrise is at 6:51 am and sunset at 6:06 pm PST. On the last day of the month, sunrise is at 6:58 am and sunset at 7:42 pm PDT.

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 PST to PDT. DST ends Sunday, November 3. 2024, at 2:00 am.

How long on average sun shines in March?

In Coos Bay, the average sunshine duration in March is 6h.

How high is the UV index in March?

In March, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a moderate health threat from exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year J F March A M J J A S O N D

Feb

March

Apr

Average high temperature

50.5°F 10.3°C

51.8°F 11°C

54.5°F 12.5°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

9.1mph 14.6km/h

9.8mph 15.8km/h

9.3mph 15km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average snowfall

Average snowfall days

Average daylight

Average sunshine

Average sunshine days

9.7

9.8

11.3

Average UV index

Average cloud cover

Average visibility

Average temperature in March
Coos Bay, OR

Average high temperature in March: 51.8°F

The warmest month (with the highest average high temperature) is August (66.9°F).
The month with the lowest average high temperature is December (49.1°F).

Average low temperature in March: 42.3°F

The month with the highest average low temperature is August (52.3°F).
The coldest months (with the lowest average low temperature) are February and December (41.7°F).

Average pressure in March
Coos Bay, OR

Average pressure in March: 30.04"Hg

The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is September (30.01"Hg).

Average wind speed in March
Coos Bay, OR

Average wind speed in March: 9.1mph

The windiest month (with the highest average wind speed) is March (9.1mph).
The calmest month (with the lowest average wind speed) is August (6.9mph).

Average humidity in March
Coos Bay, OR

Average humidity in March: 83%

The months with the highest relative humidity are February and August (84%).
The months with the lowest relative humidity are April and October (81%).

Average rainfall in March
Coos Bay, OR

Average rainfall in March: 4.02"

The wettest month (with the highest rainfall) is December (5.87").
The driest month (with the least rainfall) is July (0.16").

Average rainfall days in March
Coos Bay, OR

Average rainfall days in March: 19.2 days

The month with the highest number of rainy days is March (19.2 days).
The month with the least rainy days is August (3.5 days).

Average snowfall in March
Coos Bay, OR

Average snowfall in March: 0"

The month with the highest snowfall is February (0.2").
The months with the least snowfall are March, April, May, June, July, August, September, October and December (0").

Average snowfall days in March
Coos Bay, OR

Average snowfall days in March: 0 days

The month with the highest number of snowfall days is February (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September and October (0 days).

Average daylight in March /
Average sunshine in March
Coos Bay, 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: 6h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The months with the least sunshine are January and February (Average sunshine: 4h and 24min).

Average sunshine days in March
Coos Bay, OR

Average sunshine days in March: 9.8 days

The month with the most sunshine days is July (25.7 days).
The month with the least sunshine days is February (9.7 days).

Average UV index in March
Coos Bay, OR

Average UV index in March: 3

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are February and December (UV index 2).

Average cloud cover in March
Coos Bay, OR

Average cloud cover in March: 54

The month with the most cloud cover is February (Cloud cover 56).
The months with the least cloud cover are July and September (Cloud cover 28).

Average visibility in March
Coos Bay, OR

Average visibility in March: 6mi

The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).

March weather forecast
Coos Bay, OR

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