Rhododendron weather by month
What a typical year looks like in Rhododendron, Oregon: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Government Camp, 8 km from Rhododendron; records cover 1951–2026.
The year at a glance
- Precipitation a year
- 89.8 in2280 mm
- Snow a year
- 232 in591 cm
- Last spring freeze
- Jun 4
- First fall freeze
- Sep 30
- Heating degree days
- 8,117
- Cooling degree days
- 73
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are 10°−12° (heating, 99%) and 86°30° (cooling, 1%).
Month by month
Rhododendron in January
Highs average 37°3° and lows 26°−3°, with 12.6 in320 mm of precipitation and 49 in124 cm of snow in a typical January.
- Record high
- 70°21° (2015)
- Record low
- −8°−22° (1963)
- Heating degree days
- 1031
- Cooling degree days
- 0
Rhododendron in February
Highs average 38°3° and lows 26°−3°, with 9.6 in245 mm of precipitation and 40 in100 cm of snow in a typical February.
- Record high
- 69°21° (1962)
- Record low
- −13°−25° (1989)
- Heating degree days
- 925
- Cooling degree days
- 0
Rhododendron in March
Highs average 41°5° and lows 28°−2°, with 9.4 in239 mm of precipitation and 36 in90 cm of snow in a typical March.
- Record high
- 70°21° (1966)
- Record low
- 1°−17° (1971)
- Heating degree days
- 944
- Cooling degree days
- 0
Rhododendron in April
Highs average 45°7° and lows 31°−1°, with 7.8 in198 mm of precipitation and 18 in45 cm of snow in a typical April.
- Record high
- 80°27° (1987)
- Record low
- 12°−11° (1968)
- Heating degree days
- 816
- Cooling degree days
- 0
Rhododendron in May
Highs average 54°12° and lows 36°2°, with 5.8 in146 mm of precipitation and 4 in11 cm of snow in a typical May.
- Record high
- 93°34° (1986)
- Record low
- 18°−8° (1954)
- Heating degree days
- 624
- Cooling degree days
- 0
Rhododendron in June
Highs average 59°15° and lows 41°5°, with 4 in102 mm of precipitation and 0.6 in1.5 cm of snow in a typical June.
- Record high
- 98°37° (2021)
- Record low
- 23°−5° (1963)
- Heating degree days
- 447
- Cooling degree days
- 5
Rhododendron in July
Highs average 69°21° and lows 48°9°, with 0.88 in22 mm of precipitation in a typical July.
- Record high
- 99°37° (1956)
- Record low
- 29°−2° (1962)
- Heating degree days
- 232
- Cooling degree days
- 26
Rhododendron in August
Highs average 70°21° and lows 48°9°, with 1.1 in28 mm of precipitation in a typical August.
- Record high
- 105°41° (1977)
- Record low
- 32°0° (1965)
- Heating degree days
- 205
- Cooling degree days
- 30
Rhododendron in September
Highs average 64°18° and lows 45°7°, with 3.1 in78 mm of precipitation and 0.2 in0.5 cm of snow in a typical September.
- Record high
- 94°34° (1988)
- Record low
- 23°−5° (1972)
- Heating degree days
- 330
- Cooling degree days
- 12
Rhododendron in OctoberThis month
Highs average 53°12° and lows 37°3°, with 8.4 in214 mm of precipitation and 4 in10 cm of snow in a typical October.
- Record high
- 83°28° (1987)
- Record low
- 10°−12° (1971)
- Heating degree days
- 622
- Cooling degree days
- 0
Rhododendron in November
Highs average 42°5° and lows 30°−1°, with 12.7 in322 mm of precipitation and 31 in78 cm of snow in a typical November.
- Record high
- 70°21° (1981)
- Record low
- −4°−20° (1955)
- Heating degree days
- 872
- Cooling degree days
- 0
Rhododendron in December
Highs average 35°2° and lows 26°−4°, with 14.4 in367 mm of precipitation and 52 in131 cm of snow in a typical December.
- Record high
- 65°18° (1956)
- Record low
- −12°−24° (1968)
- Heating degree days
- 1069
- Cooling degree days
- 0