Fort Klamath, OR climate
Fort Klamath has chilly, snowy winters and pleasant summers, with very little rain. A typical July afternoon reaches 84°, a January night drops to 21°, and about 61 inches of snow falls in a normal winter.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Fort Klamath feels like
Winter
Spring
Summer
Fall
Fort Klamath weather by month
Average highs, lows, rain and snow for every month, from NOAA’s 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 41° | 21° | 3.6" | 13.5" | 13 | 25 | 23° – 38° |
| February | 45° | 23° | 2.5" | 10.0" | 11 | 19 | 27° – 41° |
| March | 50° | 26° | 2.2" | 7.6" | 11 | 13 | 31° – 44° |
| April | 55° | 28° | 1.6" | 2.5" | 10 | 2 | 37° – 48° |
| May | 65° | 35° | 1.4" | 0.3" | 8 | 0 | 44° – 57° |
| June | 73° | 39° | 0.7" | 0 | 4 | 0 | 52° – 64° |
| July | 84° | 44° | 0.4" | 0 | 2 | 0 | 55° – 68° |
| August | 83° | 43° | 0.4" | 0 | 3 | 0 | 59° – 67° |
| September | 76° | 37° | 0.5" | 0 | 3 | 0 | 53° – 60° |
| October | 63° | 30° | 1.5" | 0.1" | 8 | 0 | 42° – 52° |
| November | 47° | 25° | 3.1" | 7.9" | 12 | 6 | 27° – 42° |
| December | 40° | 21° | 4.6" | 19.1" | 14 | 19 | 26° – 35° |
| Year | 60° | 31° | 22.5" | 61.0" | 98 | 84 |
“Wet days” have at least 0.01" of rain or melted snow. “Snow on ground” counts days with 1" or more. The 30-year range is the coldest and warmest that month’s average temperature got between 1991 and 2020.
Rain and snow in Fort Klamath
Fort Klamath gets 23 inches of rain and melted snow a year. December is the wettest month and July the driest. Rain or snow falls on about 98 days a year. Snow covers the ground about 84 days of the year.
A year-round growing season
Heating and cooling a home in Fort Klamath
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Fort Klamath, 99% of that work is heating and 1% is cooling, so the furnace matters far more than the air conditioner.
Degree days measure how far each day’s average temperature falls below or rises above 65°, added up over a year. Source: NOAA station normals.
How Fort Klamath compares
Compared with every U.S. town and city on TownTapestry, each counted once.
Warmer than it used to be
The last 30 years in Fort Klamath averaged 1.5° warmer than the 1900s. The biggest change is in January (+3.2°). The shift is larger than in 69% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Fort Klamath’s spot on NOAA’s grid
How much a month can swing
A normal is an average, and real years wander around it. January swings the most: between 1991 and 2020 its average temperature ranged from 23° to 38°. September is the most reliable, staying within 7°.
Common questions about Fort Klamath’s climate
What is the coldest month in Fort Klamath?
January, with a typical high of 41° and a low of 21°.
What is the hottest month in Fort Klamath?
July, with a typical high of 84° and a low of 44°. About 18 days a year reach 90°.
How much snow does Fort Klamath get?
About 61 inches in a normal winter, most of it in December.
When is the first frost in Fort Klamath?
Frost is uncommon. Only 100% of years see a night at 32° or below.
What is the rainiest month in Fort Klamath?
December, with 4.6 inches of rain and melted snow. The year totals 23 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Fort Klamath itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Chiloquin 12 Nw (fort Klamath), OR (1 mi) away. Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.