What is the hottest month in Rogue River?

August is the warmest month in Rogue River, with an average high of 90.6°F.

What is the coldest month in Rogue River?

December is the coldest month in Rogue River, with an average low of 35.1°F.

What month does Rogue River get the most rain?

December is typically the wettest month in Rogue River, with about 6.55 inches of precipitation.

What plant hardiness zone is Rogue River in?

Rogue River is approximately in USDA plant hardiness Zone 9a, based on the average annual extreme minimum temperature.

Has the climate in Rogue River changed recently?

18.3% of Rogue River's all-time daily heat records were set in the last decade (since 2015), compared to roughly 5% if records were evenly distributed over time.

Rogue River, OR

Climate overview — based on NOAA 1991-2020 normals from GRANTS PASS, OR US.

Csa Hot-summer Mediterranean climate 9a USDA hardiness Zone 9a

Year-round temperatures (°F)

Avg high Avg low

Climate summary

Rogue River has an annual average temperature of 55.6°F with about 31.3 inches of precipitation per year and 0.9 inches of snow. The warmest month is August (average high 90.6°F), and the coldest is December (average low 35.1°F). December is typically the wettest month (6.55 in) and August the driest (0.26 in). Snow typically falls from January through January.

Annual swing

33°F

warmest to coldest month

Heating need

3,930

HDD/yr

Cooling need

543

CDD/yr

Best time to visit Rogue River

Full guide →

Climate change signal

All-time records →

67 of 366 (18.3%) of Rogue River's all-time daily heat records have been set since 2015. If records were spread evenly across the station's history, only about 5% would fall in any given decade.

1890s		9
1900s		35
1910s		29
1920s		64
1930s		22
1940s		18
1950s		10
1960s		18
1970s		16
1980s		33
1990s		26
2000s		11
2010s		32
2020s		43

Bars: number of all-time daily heat records still standing that were set in each decade.

Monthly averages

Month	Avg High	Avg Low	Avg Temp	Precipitation	Snow	Rainy days
January	47.6°F	35.3°F	41.5°F	5.08 in	0.6 in	17
February	53.9°F	35.6°F	44.8°F	3.97 in	0.1 in	14
March	59.6°F	36.9°F	48.2°F	3.65 in	0.1 in	16
April	65.4°F	39.8°F	52.6°F	2.31 in	—	13
May	74.1°F	45.7°F	59.9°F	1.39 in	—	9
June	81.2°F	50.5°F	65.9°F	0.68 in	—	5
July	90.5°F	56.3°F	73.4°F	0.37 in	—	2
August	90.6°F	54.9°F	72.7°F	0.26 in	—	2
September	83.9°F	48.3°F	66.1°F	0.56 in	—	3
October	69.8°F	41.1°F	55.5°F	2.07 in	—	8
November	53.8°F	38.5°F	46.1°F	4.42 in	—	16
December	45.7°F	35.1°F	40.4°F	6.55 in	0.1 in	17