Loma Mar weather by month
What a typical year looks like in Loma Mar, California: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at REDWOOD CITY, 24 km from Loma Mar; records cover 1930–2026.
The year at a glance
- Precipitation a year
- 19 in483 mm
- Snow a year
- Rare
- Last spring freeze
- Jan 30
- First fall freeze
- Dec 15
- Heating degree days
- 2,519
- Cooling degree days
- 476
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are 31°−1° (heating, 99%) and 97°36° (cooling, 1%).
Month by month
Loma Mar in January
Highs average 59°15° and lows 41°5°, with 3.8 in97 mm of precipitation in a typical January.
- Record high
- 78°26° (1948)
- Record low
- 16°−9° (1949)
- Heating degree days
- 474
- Cooling degree days
- 0
Loma Mar in February
Highs average 62°17° and lows 43°6°, with 3.7 in93 mm of precipitation in a typical February.
- Record high
- 80°27° (1977)
- Record low
- 25°−4° (1989)
- Heating degree days
- 358
- Cooling degree days
- 0
Loma Mar in March
Highs average 65°19° and lows 45°7°, with 3 in77 mm of precipitation in a typical March.
- Record high
- 94°34° (2026)
- Record low
- 29°−2° (1953)
- Heating degree days
- 312
- Cooling degree days
- 1
Loma Mar in April
Highs average 69°20° and lows 47°8°, with 1.2 in29 mm of precipitation in a typical April.
- Record high
- 96°36° (1981)
- Record low
- 31°−1° (1931)
- Heating degree days
- 231
- Cooling degree days
- 6
Loma Mar in May
Highs average 73°23° and lows 50°10°, with 0.46 in12 mm of precipitation in a typical May.
- Record high
- 102°39° (1950)
- Record low
- 36°2° (1933)
- Heating degree days
- 132
- Cooling degree days
- 28
Loma Mar in June
Highs average 79°26° and lows 54°12°, with 0.16 in4.1 mm of precipitation in a typical June.
- Record high
- 109°43° (1961)
- Record low
- 37°3° (1945)
- Heating degree days
- 45
- Cooling degree days
- 81
Loma Mar in July
Highs average 81°27° and lows 57°14°, with 0 in0 mm of precipitation in a typical July.
- Record high
- 110°43° (1972)
- Record low
- 40°4° (1979)
- Heating degree days
- 8
- Cooling degree days
- 126
Loma Mar in August
Highs average 81°27° and lows 57°14°, with 0.04 in1 mm of precipitation in a typical August.
- Record high
- 105°41° (1983)
- Record low
- 42°6° (1939)
- Heating degree days
- 8
- Cooling degree days
- 121
Loma Mar in September
Highs average 79°26° and lows 54°12°, with 0.07 in1.8 mm of precipitation in a typical September.
- Record high
- 110°43° (2022)
- Record low
- 38°3° (1980)
- Heating degree days
- 29
- Cooling degree days
- 83
Loma Mar in OctoberThis month
Highs average 75°24° and lows 50°10°, with 0.87 in22 mm of precipitation in a typical October.
- Record high
- 104°40° (1980)
- Record low
- 33°1° (1935)
- Heating degree days
- 116
- Cooling degree days
- 29
Loma Mar in November
Highs average 65°18° and lows 44°7°, with 1.9 in47 mm of precipitation in a typical November.
- Record high
- 88°31° (1995)
- Record low
- 23°−5° (1931)
- Heating degree days
- 322
- Cooling degree days
- 1
Loma Mar in December
Highs average 59°15° and lows 40°5°, with 3.9 in100 mm of precipitation in a typical December.
- Record high
- 76°24° (1958)
- Record low
- 18°−8° (1932)
- Heating degree days
- 484
- Cooling degree days
- 0