Avalon weather by month
What a typical year looks like in Avalon, California: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Avalon Catalina Airport, 11 km from Avalon; records cover 1948–2026.
The year at a glance
- Precipitation a year
- 12.8 in324 mm
- Snow a year
- Rare
- Last spring freeze
- Rare
- First fall freeze
- Rare
- Heating degree days
- 2,212
- Cooling degree days
- 836
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are 42°6° (heating, 99%) and 95°35° (cooling, 1%).
Month by month
Avalon in January
Highs average 62°17° and lows 50°10°, with 3 in77 mm of precipitation in a typical January.
- Record high
- 85°29° (2003)
- Record low
- 29°−2° (1949)
- Heating degree days
- 293
- Cooling degree days
- 14
Avalon in February
Highs average 60°16° and lows 49°10°, with 2.8 in72 mm of precipitation in a typical February.
- Record high
- 87°31° (1963)
- Record low
- 32°0° (1949)
- Heating degree days
- 300
- Cooling degree days
- 12
Avalon in March
Highs average 61°16° and lows 49°10°, with 1.7 in42 mm of precipitation in a typical March.
- Record high
- 91°33° (2026)
- Record low
- 18°−8° (1976)
- Heating degree days
- 315
- Cooling degree days
- 14
Avalon in April
Highs average 64°18° and lows 50°10°, with 0.78 in20 mm of precipitation in a typical April.
- Record high
- 92°33° (2004)
- Record low
- 39°4° (1967)
- Heating degree days
- 264
- Cooling degree days
- 24
Avalon in May
Highs average 67°19° and lows 52°11°, with 0.36 in9.1 mm of precipitation in a typical May.
- Record high
- 96°36° (1967)
- Record low
- 43°6° (1950)
- Heating degree days
- 202
- Cooling degree days
- 32
Avalon in June
Highs average 70°21° and lows 55°13°, with 0.21 in5.3 mm of precipitation in a typical June.
- Record high
- 102°39° (2016)
- Record low
- 45°7° (1953)
- Heating degree days
- 128
- Cooling degree days
- 47
Avalon in July
Highs average 77°25° and lows 59°15°, with 0.08 in2 mm of precipitation in a typical July.
- Record high
- 106°41° (2018)
- Record low
- 49°9° (1951)
- Heating degree days
- 43
- Cooling degree days
- 136
Avalon in August
Highs average 79°26° and lows 62°17°, with 0.01 in0.3 mm of precipitation in a typical August.
- Record high
- 103°39° (1967)
- Record low
- 50°10° (2010)
- Heating degree days
- 21
- Cooling degree days
- 195
Avalon in September
Highs average 78°26° and lows 63°17°, with 0.12 in3 mm of precipitation in a typical September.
- Record high
- 110°43° (2020)
- Record low
- 48°9° (1948)
- Heating degree days
- 31
- Cooling degree days
- 196
Avalon in OctoberThis month
Highs average 73°23° and lows 58°14°, with 0.48 in12 mm of precipitation in a typical October.
- Record high
- 99°37° (2020)
- Record low
- 41°5° (1949)
- Heating degree days
- 104
- Cooling degree days
- 113
Avalon in November
Highs average 67°19° and lows 54°12°, with 0.97 in25 mm of precipitation in a typical November.
- Record high
- 91°33° (2017)
- Record low
- 37°3° (2000)
- Heating degree days
- 189
- Cooling degree days
- 45
Avalon in December
Highs average 60°16° and lows 49°10°, with 2.2 in56 mm of precipitation in a typical December.
- Record high
- 81°27° (1950)
- Record low
- 34°1° (1967)
- Heating degree days
- 322
- Cooling degree days
- 8