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Willamette National Forest (OR) Temperatures: Monthly Averages and Year-Round Insights

On this page, we’ll explore Willamette National Forest’s temperature statistics in detail, including day and night variations and monthly averages. We’ll also compare the annual temperature to other cities in the United States of America.

Monthly Temperature Averages

Depending on the time of the year, temperatures range from warm to cold in Willamette National Forest. Average maximum daytime temperatures reach a warm 23°C in July. In December, the coolest month of the year, temperatures drop to a cold 4°C. At night, expect even cooler temperatures, with lows averaging around -3°C.

The chart below illustrates the average maximum day and minimum night temperatures in Willamette National Forest by month:

The early hours of 4 AM to 6 AM often see the lowest temperatures, while 3 PM marks the peak of the day’s heat as the sun’s impact is strongest.

The chart below shows the average temperature throughout the year:

December, the city’s coldest month, receives about 443 mm of snow/rainfall spread over roughly 23 days. For more information, please visit our Willamette National Forest Precipitation page.

Annual Temperatures in the United States of America Compared

The map below shows the annual temperature across the United States of America. You can also select the different months in case you are interested in a specific month.

Annual
Map not visible? Whoops sorry! Please refresh the page.
Legend very warm warm pleasant moderate cold very cold
Very warm means maximum temperatures above 30°C. Warm: 22°C to 30°C. Pleasant: 18°C to 22°C Moderate: 12°C to 18°C. Cold: 2°C to 12°C. Very cold: lower than 2°C

Willamette National Forest Temperatures Compared World Wide

Willamette National Forest’s average annual maximum temperature is 13°C. Let’s compare this with some popular tourist destinations:

Athens, Greece, experiences an average annual temperature of 23°C, with hot summers and mild winters typical of a Mediterranean climate.

In contrast, in Zermatt, Switzerland, the average annual temperature is significantly lower at 4°C, with mild summers and very cold winters.

The climate in San Francisco, USA, is mild, with an average annual temperature of 19°C and minimal seasonal variation.

In Tokyo, Japan, the average annual temperature is 21°C, expect warmer summers and milder winters.

How are these Temperatures Measured?

Generally, temperature data depicting climate is usually given over a 30-year average in order to reduce short-term fluctuations and reveal better long-term trends in climate conditions.

This temperature data is taken from land-based thermometers, ocean buoys, ships, and satellites. These measurements are transmitted to weather stations and climate centers around the globe where they are processed, averaged, and analyzed in order to monitor the trends and create climate models.

Temperatures in the Mountains

Although not all regions have mountains, elevated areas exhibit distinct temperature variations.

  • Sun Exposure: Sunlit slopes tend to be warmer, while shaded areas remain cooler.
  • Altitude Effects: Temperatures drop by approximately 6°C for every 1,000 meters of elevation, creating distinct microclimates.

For more detailed information about Willamette National Forest’s weather, including monthly rainfall, sunshine hours, and humidity levels, visit our Willamette National Forest climate page.


Current temperature in Willamette National Forest (OR)

Thu   Dec 26
2°C | -1°C
W 10 m/s
8.9 mm
broken clouds and sleet

broken clouds and sleet

Fri   Dec 27
5°C | 0°C
SW 4 m/s
27 mm
overcast and heavy rain

overcast and heavy rain

Sat   Dec 28
6°C | 2°C
SW 3 m/s
33 mm
overcast and heavy rain

overcast and heavy rain

Interested in more climate information?

This site provides you with all the information you need about the climate in Willamette National Forest.

Our site offers climate and forecast data for every country in the world. Are you going to the United States of America? On this website you can find historical weather averages for many cities in the United States of America. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

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