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

October weather forecast and climate
O'Brien, OR

October, like September, in O'Brien, Oregon, is another warm autumn month, with average temperature varying between 73.9°F (23.3°C) and 39°F (3.9°C).


In October, the average high-temperature decreases, from a hot 88°F (31.1°C) in September, to a moderately hot 73.9°F (23.3°C). In October, the average low-temperature is 39°F (3.9°C).


In O'Brien, Oregon, 3.5" (89.7mm) of precipitation is typically accumulated. Throughout the year, in O'Brien, 63.2" (1605.3mm) of rain is accumulated.


In O'Brien snow does not fall in May through October.


The average length of the day in October in O'Brien is 11h.

What is the temperature in October in O'Brien?

In October, in O'Brien, Oregon, the average high-temperature is 73.9°F (23.3°C), and the average low-temperature is 39°F (3.9°C).

How much does it rain in O'Brien in October?

Throughout October, in O'Brien, 3.5" (89.7mm) of precipitation is accumulated.

Does it snow in O'Brien in October?

In O'Brien, in October, it doesn't snow. In November, it regularly snows.

When it does not snow in O'Brien?

May through October are months without snowfall in O'Brien, Oregon.

How many hours of daylight does O'Brien have in October?

The average length of the day in October in O'Brien is 11h.
Average temperature in October - O
  • Average high temperature in October: 74°F

Warmest months (with the highest average high temperature) are July and August (94°F).
The month with the lowest average high temperature is December (50°F).

  • Average low temperature in October: 39°F

The month with the highest average low temperature is July (52°F).
Coldest months (with the lowest average low temperature) are January and December (33°F).

Average rainfall in October - O
  • Average rainfall in October: 3.5"

The wettest month (with the highest rainfall) is December (13").
The driest month (with the lowest rainfall) is July (0.3").

Average snowfall in October - O
  • Average snowfall in October: 0"

The month with the highest snowfall is January (4.1").
Months with the lowest snowfall are May, June, July, August, September and October (0").

Average daylight in October - O
  • Average daylight in October: 11h

The month with the longest days is June (Average daylight: 15.2h).
The month with shortest days is December (Average daylight: 9.2h).