Altamont CDP, Oregon

Official LSAD Designation: Altamont CDP • Census GEOID: 4101850 • Klamath County

Climate Normals & Weather Observations

30-year climate normals (1991–2020) and weather observations for Altamont CDP.

Reference Weather Station: KLAMATH FALLS INTL AP, OR US (ID: USW00094236) • Located 3.5 miles from community center • Elevation: 1,244.8 m

Month	Average High (°F)	Average Low (°F)	Mean Temp (°F)	Precipitation (in)
January	41.5°	21.5°	31.5°	1.51"
February	46.3°	23.5°	34.9°	1.12"
March	52.3°	26.5°	39.4°	1.03"
April	57.8°	29.1°	43.5°	1.06"
May	67.2°	36.2°	51.7°	1.04"
June	76.2°	41.4°	58.8°	0.66"
July	86.3°	47.8°	67.1°	0.22"
August	84.8°	46.5°	65.6°	0.28"
September	77.5°	39.0°	58.2°	0.30"
October	64.2°	30.7°	47.4°	0.74"
November	49.1°	24.9°	37.0°	1.38"
December	40.3°	20.6°	30.4°	1.80"

2010–2025, completed calendar years only.

NOAA station KLAMATH FALLS INTL AP, OR US (ID: USW00094236) • 3.5 miles from community center .

This is the same reference station used for monthly normals.

Show annual mean of daily highs and lows

Annual mean Annual mean of daily highs Annual mean of daily lows

Annual temperature data table (°F)

Annual station temperatures, 2010–2025. Unavailable means no reported value.
Year	Annual mean (°F)	Annual mean of daily highs (°F)	Annual mean of daily lows (°F)
2010	46.6	59.6	33.6
2011	45.1	58.9	31.2
2012	47.0	61.6	32.5
2013	45.8	61.3	30.3
2014	Unavailable	Unavailable	Unavailable
2015	49.3	64.5	34.1
2016	48.0	62.1	34.0
2017	47.7	61.8	33.7
2018	47.7	63.2	32.2
2019	46.8	61.1	32.5
2020	48.0	63.9	32.1
2021	48.1	63.9	32.3
2022	47.0	63.2	30.8
2023	47.3	61.6	33.0
2024	48.8	63.5	34.1
2025	48.8	63.6	33.9

Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.