October weather forecast
Mount Rainier National Park, WA

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A beautiful reflection in the clear waterfront of the trees and snowy mountain in Mount Rainier National Park, Washington
A beautiful reflection in the clear waterfront of the trees and snowy mountain in Mount Rainier National Park, Washington

Weather in October

October at Mount Rainier National Park introduces the fall season with a passionate display of vibrant colors. The moderate temperatures and the crisp autumn air make it an optimal time to navigate the park's trails. Interestingly, the sudden leap in snowfall to 24.1" (612mm) signifies the imminent arrival of winter. Visitors often take advantage of the lingering daylight hours to soak in the splendid display of fall. October elegantly straddles the boundary between the lingering warmth of summer and the oncoming chill of winter.

Temperature

The commencement of October in Mount Rainier National Park, Washington, involves a temperature shift, with the average high-temperature dropping from a refreshing 58.1°F (14.5°C) in September to a chilly 47.8°F (8.8°C). Mount Rainier National Park throughout October, experiences an average nighttime temperature of 32.4°F (0.2°C).

Rainfall

In Mount Rainier National Park, in October, during 15 rainfall days, 10.43" (265mm) of precipitation is typically accumulated. Throughout the year, in Mount Rainier National Park, Washington, there are 188.7 rainfall days, and 118.31" (3005mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Mount Rainier National Park are January through December. In October, it is snowing for 6.2 days. Throughout October, 24.09" (612mm) of snow is accumulated. In Mount Rainier National Park, during the entire year, snow falls for 121.5 days and aggregates up to 670.91" (17041mm) of snow.

Daylight

In October, the average length of the day is 10h and 52min.
On the first day of the month, sunrise is at 7:06 am and sunset at 6:45 pm. On the last day of October, sunrise is at 7:49 am and sunset at 5:51 pm PDT.
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Frequently asked questions

What is the temperature in October in Mount Rainier National Park?

October temperatures in Mount Rainier National Park, Washington, vary between a high-temperature of 47.8°F (8.8°C) and a low-temperature of 32.4°F (0.2°C).

How much does it rain in Mount Rainier National Park in October?

In Mount Rainier National Park, in October, it is raining for 15 days, with typically 10.43" (265mm) of accumulated precipitation.

How much does it snow in Mount Rainier National Park in October?

In Mount Rainier National Park, Washington, during October, snow falls for 6.2 days and regularly aggregates up to 24.09" (612mm) of snow.

What is the average length of the day in October in Mount Rainier National Park?

In October, the average day length is 10h and 52min.

When are sunrise and sunset in October in Mount Rainier National Park?

On the first day of October, sunrise is at 7:06 am and sunset at 6:45 pm. On the last day of the month, sunrise is at 7:49 am and sunset at 5:51 pm PDT.
Today
Tomorrow
Long-term
YearJFMAMJJASOctoberND
Sep
October
Nov
Average high temperature
58.1°F 14.5°C
47.9°F 8.8°C
37.3°F 2.9°C
Average low temperature
39.7°F 4.3°C
32.3°F 0.2°C
24.7°F -4.1°C
Average rainfall
4.7" 119mm
10.4" 264mm
20.3" 516mm
Average rainfall days
9.6
15
21.7
Average snowfall
1.4" 36mm
24.1" 612mm
99.9" 2537mm
Average snowfall days
0.7
6.2
16.6
Average daylight
12h 3min
10h 5min
9h 2min

Average temperature in October
Mount Rainier National Park, WA

Average temperature in October - Mount Rainier National Park, WA
  • Average high temperature in October: 47.9°F

The warmest month (with the highest average high temperature) is August (64.5°F).
The month with the lowest average high temperature is December (33.8°F).

  • Average low temperature in October: 32.3°F

The month with the highest average low temperature is August (43.9°F).
The coldest month (with the lowest average low temperature) is December (21.1°F).

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Average rainfall in October
Mount Rainier National Park, WA

Average rainfall in October - Mount Rainier National Park, WA
  • Average rainfall in October: 10.4"

The wettest month (with the highest rainfall) is November (20.3").
The driest months (with the least rainfall) are July and August (2").

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Average rainfall days in October
Mount Rainier National Park, WA

Average rainfall days in October - Mount Rainier National Park, WA
  • Average rainfall days in October: 15 days

The month with the highest number of rainy days is November (21.7 days).
The month with the least rainy days is August (6.6 days).

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Average snowfall in October
Mount Rainier National Park, WA

Average snowfall in October - Mount Rainier National Park, WA
  • Average snowfall in October: 24.1"

The months with the highest snowfall are January, November and December (99.9").
The month with the least snowfall is August (0.1").

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Average snowfall days in October
Mount Rainier National Park, WA

Average snowfall days in October - Mount Rainier National Park, WA
  • Average snowfall days in October: 6.2 days

The month with the highest number of snowfall days is March (19.5 days).
The month with the least snowfall days is August (0.1 days).

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Average daylight in October
Mount Rainier National Park, WA

Average daylight in October - Mount Rainier National Park, WA
  • Average daylight in October: 10h and 5min

The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).

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Mount Rainier National Park, Washington, USA

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