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

March weather forecast and climate
Seaside, OR

From atop a high cliff is this view of large rocks in the water on the Seaside shores, Oregon, overlooking the breathtaking sunset view
From atop a high cliff is this view of large rocks in the water on the Seaside shores, Oregon, overlooking the breathtaking sunset view
The first month of the spring, March, is also a fresh month in Seaside, Oregon, with average temperature ranging between max 55.2°F (12.9°C) and min 39.4°F (4.1°C).

Temperature

In Seaside, the average high-temperature is almost the same as in February - a still fresh 55.2°F (12.9°C). In March, the average low-temperature is 39.4°F (4.1°C).

Rainfall

In March, in Seaside, the rain falls for 19.4 days. Throughout March, 8.4" (214.6mm) of precipitation is accumulated. In Seaside, during the entire year, the rain falls for 177.3 days and collects up to 74.4" (1889.3mm) of precipitation.

Ocean temperature

In Seaside, the average seawater temperature is 48.7°F (9.3°C). Swimming in 48.7°F (9.3°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

Daylight

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

What is the temperature in March in Seaside?

The average high-temperature, in March, is 55.2°F (12.9°C), while the average low-temperature is 39.4°F (4.1°C).

How many days does it rain in March in Seaside?

In Seaside, during March, the rain falls for 19.4 days and regularly aggregates up to 8.4" (214.6mm) of precipitation.

What is the water temperature in March in Seaside?

In Seaside, Oregon, the average seawater temperature in March is 48.7°F (9.3°C). At temperatures below 50°F (10°C), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 55.4°F (13°C) is not comfortable.

How many hours of daylight does Seaside have in March?

The average length of the day in March in Seaside is 12h.
Average temperature in March - Seaside, OR
  • Average high temperature in March: 55.2°F

The warmest month (with the highest average high temperature) is August (67.6°F).
The month with the lowest average high temperature is December (51°F).

  • Average low temperature in March: 39.3°F

Months with the highest average low temperature are July and August (52.5°F).
The coldest month (with the lowest average low temperature) is December (37.2°F).

Average rainfall in March - Seaside, OR
  • Average rainfall in March: 8.5"

The wettest month (with the highest rainfall) is November (11.7").
The driest month (with the lowest rainfall) is August (1.2").

Average rainfall days in March - Seaside, OR
  • Average rainfall days in March: 19.4 days

Months with the highest number of rainy days are January and November (20.4 days).
The month with the lowest number of rainy days is August (6.9 days).

Average sea temperature in March - Seaside, OR
  • Average sea temperature in March: 48.7°F

The best month for swimming (with the highest average sea temperature) is July (57.2°F).
The coldest month (with the lowest average sea temperature) is February (48.1°F).

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

The month with the longest days is June (Average daylight: 15.7h).
The month with shortest days is December (Average daylight: 8.7h).