Lompoc weather by month
What a typical year looks like in Lompoc, California: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at LOMPOC, 2 km from Lompoc; records cover 1917–2026.
The year at a glance
- Precipitation a year
- 15.4 in391 mm
- Snow a year
- Rare
- Last spring freeze
- Feb 2
- First fall freeze
- Dec 8
- Heating degree days
- 2,248
- Cooling degree days
- 167
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are 32°0° (heating, 99%) and 91°33° (cooling, 1%).
Month by month
Lompoc in January
Highs average 65°18° and lows 43°6°, with 3.3 in84 mm of precipitation in a typical January.
- Record high
- 88°31° (2003)
- Record low
- 21°−6° (1919)
- Heating degree days
- 343
- Cooling degree days
- 0
Lompoc in February
Highs average 65°18° and lows 44°7°, with 3.7 in93 mm of precipitation in a typical February.
- Record high
- 91°33° (2026)
- Record low
- 26°−3° (1953)
- Heating degree days
- 291
- Cooling degree days
- 1
Lompoc in March
Highs average 67°20° and lows 46°8°, with 2.8 in71 mm of precipitation in a typical March.
- Record high
- 96°36° (1988)
- Record low
- 27°−3° (1967)
- Heating degree days
- 261
- Cooling degree days
- 2
Lompoc in April
Highs average 68°20° and lows 47°9°, with 0.9 in23 mm of precipitation in a typical April.
- Record high
- 105°41° (1989)
- Record low
- 29°−2° (1953)
- Heating degree days
- 221
- Cooling degree days
- 5
Lompoc in May
Highs average 69°21° and lows 51°10°, with 0.34 in8.6 mm of precipitation in a typical May.
- Record high
- 97°36° (2014)
- Record low
- 34°1° (1974)
- Heating degree days
- 165
- Cooling degree days
- 7
Lompoc in June
Highs average 71°22° and lows 53°12°, with 0.06 in1.5 mm of precipitation in a typical June.
- Record high
- 99°37° (1976)
- Record low
- 34°1° (1979)
- Heating degree days
- 107
- Cooling degree days
- 11
Lompoc in July
Highs average 73°23° and lows 56°13°, with 0.02 in0.5 mm of precipitation in a typical July.
- Record high
- 99°37° (1953)
- Record low
- 39°4° (2024)
- Heating degree days
- 56
- Cooling degree days
- 25
Lompoc in August
Highs average 73°23° and lows 56°13°, with 0.01 in0.3 mm of precipitation in a typical August.
- Record high
- 101°38° (1955)
- Record low
- 37°3° (1954)
- Heating degree days
- 43
- Cooling degree days
- 32
Lompoc in September
Highs average 75°24° and lows 55°13°, with 0.05 in1.3 mm of precipitation in a typical September.
- Record high
- 106°41° (1978)
- Record low
- 36°2° (1950)
- Heating degree days
- 48
- Cooling degree days
- 43
Lompoc in OctoberThis month
Highs average 74°23° and lows 51°11°, with 0.67 in17 mm of precipitation in a typical October.
- Record high
- 110°43° (1987)
- Record low
- 27°−3° (1961)
- Heating degree days
- 107
- Cooling degree days
- 32
Lompoc in November
Highs average 70°21° and lows 46°8°, with 1.2 in31 mm of precipitation in a typical November.
- Record high
- 98°37° (1997)
- Record low
- 24°−4° (1919)
- Heating degree days
- 225
- Cooling degree days
- 9
Lompoc in December
Highs average 63°17° and lows 42°6°, with 2.4 in61 mm of precipitation in a typical December.
- Record high
- 90°32° (1958)
- Record low
- 20°−7° (1990)
- Heating degree days
- 381
- Cooling degree days
- 0