PlainClimate
NOAA 1991–2020 normals 53°F annual avg Public-domain federal data

Corvallis State Univ, OR Climate

Temperature, precipitation, and comfort score from NOAA NCEI 1991–2020 normals →

53°F
Avg annual temp
73/100
Comfort score
43.0"
Annual precip
194d
Growing season

30-year climate normals from 1 weather station (1991-2020).

The climate verdict for Corvallis State Univ

Corvallis State Univ, Oregon averages 53°F a year and scores 73/100 on the comfort index - good, milder than 68% of U.S. cities.

53°F
yearly average temperature, NOAA normal
73/100
comfort score, milder than 68% of U.S. cities
43.0"
annual precipitation · 3" snow
194 days
growing season, frost-free days

Based on NOAA U.S. Climate Normals (1991–2020) - 30-year averages describing the typical year, not a forecast.

Avg Temperature

53°F (12°C)

Avg High

64°F

Avg Low

42°F

Annual Precip

43.0"

Annual Snow

2.9"

Comfort Score

73/100

Good

Climate Comfort Score

73/100

Good

Avg Annual Temperature

53°F

30-year mean (NOAA NCEI)

Annual Precipitation

43.0"

Plus 2.9" of snow

Comfort score vs national 100-point ceiling (Corvallis State Univ) 73.0%
National median (63)

PlainClimate composite, temperature mildness, humidity, precipitation, extreme-weather frequency. Good for the Corvallis State Univ area.

How Corvallis State Univ compares to every U.S. city

Corvallis State Univ's comfort score vs. all U.S. cities

PlainClimate composite comfort index (1–100), NOAA 1991–2020 normals

73 Top 32% higher than 68% of 6,915 US cities

0–10: 0 US cities (0%). Below this entry. 10–20: 0 US cities (0%). Below this entry. 20–30: 58 US cities (1%). Below this entry. 30–40: 439 US cities (6%). Below this entry. 40–50: 1,302 US cities (19%). Below this entry. 50–60: 1,433 US cities (21%). Below this entry. 60–70: 1,357 US cities (20%). Below this entry. 70–80: 1,102 US cities (16%). This entry sits in this band. 80–90: 778 US cities (11%). Above this entry. 90–100: 420 US cities (6%). Above this entry. This city 0 100 every U.S. city, bucketed by value

Each bar is a band; taller bars hold more US cities. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source NOAA U.S. Climate Normals, PlainClimate comfort index · 1991–2020

Warming context for Corvallis State Univ

Methodology

How the U.S. land temperature anomaly tracks against the global mean since 1900. The current NOAA 1991-2020 normal for Corvallis State Univ captures average conditions across the spread shown, the most recent decade is warmer than the 30-year mean.

Warming context, U.S. vs global, with Paris reference lines Anomaly chart from 1900 to 2024. Local series shows warming of 0.11 °C per decade versus a global rate of 0.11 °C per decade (ratio 1.00). Paris Agreement thresholds at 1.5 and 2.0 °C are dashed. -1.0°C -0.5°C +0.0°C +0.5°C +1.0°C +1.5°C +2.0°C +2.5°C Paris 1.5°C Paris 2.0°C 1900192019401960198020002020
  • United States land mean (NOAA NCEI) +0.11 °C/decade
  • Global anomaly (NASA GISTEMP) +0.11 °C/decade
  • Paris Agreement thresholds 1.5°C / 2.0°C
Sources: NOAA NCEI, NASA GISTEMP. Paris thresholds per IPCC AR6 WG1.

Monthly Temperatures

Average daily high and low temperatures by month

Month Avg High Avg Low Mean
January 47°F (9°C) 34°F (1°C) 41°F (5°C)
February 51°F (11°C) 35°F (2°C) 43°F (6°C)
March 56°F (13°C) 37°F (3°C) 47°F (8°C)
April 61°F (16°C) 40°F (4°C) 50°F (10°C)
May 68°F (20°C) 45°F (7°C) 56°F (13°C)
June 74°F (23°C) 49°F (9°C) 61°F (16°C)
July 83°F (28°C) 52°F (11°C) 68°F (20°C)
August 84°F (29°C) 51°F (11°C) 68°F (20°C)
September 78°F (25°C) 48°F (9°C) 63°F (17°C)
October 65°F (18°C) 42°F (6°C) 54°F (12°C)
November 53°F (12°C) 38°F (3°C) 45°F (7°C)
December 47°F (8°C) 34°F (1°C) 40°F (5°C)

Monthly Precipitation

Average monthly rainfall and snowfall

January 6.5"

Snow: 0.5"

21.1 days with precipitation

February 4.8"

Snow: 1.6"

17.7 days with precipitation

March 5.0"

Snow: 0.1"

19.8 days with precipitation

April 3.3"

17.7 days with precipitation

May 2.3"

12.9 days with precipitation

June 1.3"

8.2 days with precipitation

July 0.3"

2.6 days with precipitation

August 0.4"

3.2 days with precipitation

September 1.5"

7.0 days with precipitation

October 3.5"

14.8 days with precipitation

November 6.5"

20.6 days with precipitation

December 7.7"

Snow: 0.7"

21.9 days with precipitation

Frost Dates & Growing Season

First Fall Freeze

October 28

50% probability date

Last Spring Freeze

April 17

50% probability date

Growing Season

194 days

Heating & Cooling Degree Days

Annual totals indicate energy demand for heating and cooling

Heating Degree Days

4,670

Higher = more heating needed

Cooling Degree Days

291

Higher = more cooling needed

Warmest Month

August

Coldest Month

December

What Corvallis State Univ's climate means for you

Corvallis State Univ runs 53°F a year - peaking in August, coldest in December.

  • Gardeners get about 194 frost-free days, with the last spring freeze near April 17 - plan the planting calendar around it, not the regional average.
  • Energy bills track 4,670 heating and 291 cooling degree days a year, higher means the furnace or AC runs more.
  • Comparing places to live? Line this city up against nearby cities and the national rankings. See rankings

These are 30-year NOAA normals (1991–2020) - the typical year, not a forecast for any specific season.

Climate Guides

Climate Insight: Corvallis State Univ, OR

In Corvallis State Univ, Oregon, the NOAA 1991–2020 climate normals put the annual average temperature at 53°F, ranging from a mean daily high of 64°F to a mean daily low of 42°F. August is typically the warmest month of the year, while December is the coldest. As thirty-year averages computed from station USC00351862, these numbers smooth out year-to-year noise into a working baseline for a typical month.

Beyond temperature, Corvallis State Univ averages 43.0 inches of precipitation annually, with 2.9 inches typically falling as snow - a real factor for anyone planning to live, garden, or travel here. The frost-free season averages 194 days, which directly shapes the planting calendar and growing potential for the area, with the last spring freeze near April 17 and the first fall freeze near October 28. Turning to energy use, 4,670 heating degree days and 291 cooling degree days tell the story of how often furnaces and air conditioners run during a normal year.

On PlainClimate's composite comfort index, Corvallis State Univ scores 73/100 (Good), a blended measure that weighs temperature mildness, precipitation moderation, and extreme-weather frequency against one another. Shoulder seasons bring the mildest highs and lows in the monthly tables above, summer brings August-driven heat, and winter brings December-driven cold - use that rhythm for planning. These figures are thirty-year averages rather than forecasts, so a specific year may still run warmer, cooler, wetter, or drier than what's shown.

Frequently Asked Questions

What is the average temperature in Corvallis State Univ, OR?
The average annual temperature in Corvallis State Univ, Oregon is 53°F. The warmest month averages 84°F (29°C) and the coldest averages 34°F (1°C).
How much rain does Corvallis State Univ get?
Corvallis State Univ receives 43.0 inches of precipitation annually, including 2.9 inches of snow. Based on NOAA 30-year climate normals (1991-2020).
What is the comfort score for Corvallis State Univ?
Corvallis State Univ has a climate comfort score of 73/100 (Good), milder than 68% of U.S. cities in the PlainClimate database.
When is the growing season in Corvallis State Univ?
Corvallis State Univ has approximately 194 frost-free days per year, with the last spring freeze around April 17 and the first fall freeze around October 28.
How much energy does heating and cooling require in Corvallis State Univ?
Corvallis State Univ has 4,670 heating degree days and 291 cooling degree days annually, a heating-dominated climate. See our <a href="/guides/reading-weather-data/" class="underline hover:text-brand-600">guide to reading weather data</a> for what these figures mean.
Where does this Corvallis State Univ climate data come from?
NOAA U.S. Climate Normals v1.0.1 (1991-2020), from weather station USC00351862 near Corvallis State Univ.

Data Sources

Data source: NOAA U.S. Climate Normals v1.0.1 (1991-2020). Station: USC00351862. For informational purposes only.

Data sourced from official public datasets. See our methodology for details. Retrieved and formatted by PlainClimate Editorial

Every figure on PlainClimate is rendered directly from NOAA 1991-2020 U.S. Climate Normals data, no number is typed in by an editor. This page draws directly on NOAA 1991-2020 U.S. Climate Normals data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.