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

October weather forecast and climate
Astoria, OR

A scenic seaside shot of the city of Astoria in Oregon, with a view of the iconic Astoria Megler bridge crossing over the Columbia River
A scenic seaside shot of the city of Astoria in Oregon, with a view of the iconic Astoria Megler bridge crossing over the Columbia River
October, the same as September, is another comfortable autumn month in Astoria, Oregon, with average temperature varying between 61°F (16.1°C) and 44.2°F (6.8°C).

Temperature

In Astoria, Oregon, the average high-temperature in October marginally drops, from a comfortable 67.6°F (19.8°C) in September, to a still enjoyable 61°F (16.1°C). In Astoria, the average low-temperature is 44.2°F (6.8°C).

Rainfall

In Astoria, Oregon, during October, the rain falls for 15.9 days and regularly aggregates up to 6" (151.9mm) of precipitation. In Astoria, during the entire year, the rain falls for 191.1 days and collects up to 67.2" (1708.1mm) of precipitation.

Snowfall

In Astoria snow does not fall in March through October.

Ocean temperature

In Astoria, the average seawater temperature in October is 54.3°F (12.4°C).
Note: Swimming in 54.3°F (12.4°C) is considered life-threatening. Even a few minutes in 55.4°F (13°C) water is uncomfortable, and swimming below 50°F (10°C) may cause total loss of breathing control and cold shock, depending on a person's physique.

Daylight

The average length of the day in Astoria is 10.9h.

Sunshine

In Astoria, the average sunshine in October is 4h.

UV index

In Astoria, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a medium health hazard from the exposure to the Sun's UV radiation for ordinary individuals.
Note: The average daily UV index of 3 in October transform into the following instructions:
Take precautions - Protection against the skin and eye damage is obliged. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.

What is the temperature in October in Astoria?

The average high-temperature, in October, in Astoria, Oregon, is 61°F (16.1°C), while the average low-temperature is 44.2°F (6.8°C).

How many days does it rain in October in Astoria?

In Astoria, in October, it is raining for 15.9 days, with typically 6" (151.9mm) of accumulated precipitation.

Does it snow in Astoria in October?

In Astoria, Oregon, in October, it doesn't snow. In November, it regularly snows.

When it does not snow in Astoria?

March through October are months without snowfall in Astoria.

What is the ocean temperature in October in Astoria?

In Astoria, the average seawater temperature in October is 54.3°F (12.4°C). Swimming in 54.3°F (12.4°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

What is the average length of the day in October in Astoria?

The average length of the day in October is 10.9h.

How many hours of sunshine does Astoria have in October?

The average sunshine in October in Astoria is 4h.

What is the UV index intensity in October in Astoria?

The average daily maximum UV index in October is 3. A UV Index reading of 3 to 5 represents a moderate vulnerability from unprotected exposure to the UV radiation.
Average temperature in October - Astoria, OR
  • Average high temperature in October: 60.9°F

The warmest month (with the highest average high temperature) is August (68.7°F).
The month with the lowest average high temperature is December (48.7°F).

  • Average low temperature in October: 44.2°F

Months with the highest average low temperature are July and August (53.1°F).
The coldest month (with the lowest average low temperature) is December (36.6°F).

Average rainfall in October - Astoria, OR
  • Average rainfall in October: 6"

The wettest month (with the highest rainfall) is November (11.2").
The driest month (with the lowest rainfall) is July (1").

Average rainfall days in October - Astoria, OR
  • Average rainfall days in October: 15.9 days

Months with the highest number of rainy days are January and November (21.4 days).
The month with the lowest number of rainy days is August (7.4 days).

Average snowfall in October - Astoria, OR
  • Average snowfall in October: 0"

The month with the highest snowfall is January (0.5").
Months with the lowest snowfall are March, April, May, June, July, August, September and October (0").

Average snowfall days in October - Astoria, OR
  • Average snowfall days in October: 0 days

Months with the highest number of snowfall days are January and February (0.4 days).
Months with the lowest number of snowfall days are March, April, May, June, July, August, September and October (0 days).

Average sea temperature in October - Astoria, OR
  • Average sea temperature in October: 54.4°F

The best month for swimming (with the highest average sea temperature) is July (56.9°F).
The coldest month (with the lowest average sea temperature) is February (47.7°F).

Average daylight in October / Average sunshine in October - Astoria, OR
  • Average daylight in October: 10.9h

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

  • Average sunshine in October: 4h

The month with most sunshine is July (Average sunshine: 9h).
Months with least sunshine are November and December (Average sunshine: 2).

Average UV index in October - Astoria, OR
  • Average UV index in October: 3

The month with the highest UV index is July (UV index 8).
Months with the lowest UV index are January, November and December (UV index 1).