Currently 50°F in Fallbrook, California, USA
50°F
52°F / 49°F
calm
0.00"
Saturday, January 10, 2026 12:57 AM PST

Fallbrook, California Weather Summary
Previous MonthDecember, 2025Next Month

Sun Mon Tue Wed Thu Fri Sat
  1 2 3 4 5 6
7 8 9 10 11 12 13
14 15 16 17 18 19 20
21 22 23 24 25 26 27
28 29 30 31      

 Extremes      Average    Normal
High Temperature:  86.2°F (30.1°C) at 1:15PM Dec 10    71.5°F (21.9°C)    67°F (20°C)
Low Temperature:  41.8°F (5.4°C) at 7:24AM Dec 4    50.7°F (10.4°C)    49°F (9°C)
 
Month Average:  59.6°F (15.3°C) for 31 days
Normal Average:  56°F (14°C)
Precipitation:  1.71" (43.4 mm)

Date    High    Low    Average    Precipitation
December 1    68.5°F(20.3°C)    47.2°F(8.4°C)    56.3°F(13.5°C)    0.00"(0.0 mm)
December 2    68.4°F(20.2°C)    47.8°F(8.8°C)    56.6°F(13.7°C)    0.00"(0.0 mm)
December 3    67.2°F(19.6°C)    49.8°F(9.9°C)    57.0°F(13.9°C)    0.00"(0.0 mm)
December 4    69.4°F(20.8°C)    41.8°F(5.4°C)    60.1°F(15.6°C)    0.00"(0.0 mm)
December 5    71.5°F(21.9°C)    47.2°F(8.4°C)    56.6°F(13.6°C)    0.00"(0.0 mm)
December 6    71.2°F(21.8°C)    49.4°F(9.7°C)    58.2°F(14.5°C)    0.00"(0.0 mm)
December 7    74.3°F(23.5°C)    50.3°F(10.2°C)    59.7°F(15.4°C)    0.00"(0.0 mm)
December 8    80.7°F(27.1°C)    52.4°F(11.4°C)    65.5°F(18.6°C)    0.00"(0.0 mm)
December 9    82.6°F(28.1°C)    56.5°F(13.6°C)    67.9°F(19.9°C)    0.00"(0.0 mm)
December 10    86.2°F(30.1°C)    58.3°F(14.6°C)    68.0°F(20.0°C)    0.00"(0.0 mm)
December 11    80.4°F(26.9°C)    56.4°F(13.6°C)    66.1°F(19.0°C)    0.00"(0.0 mm)
December 12    76.4°F(24.7°C)    51.6°F(10.9°C)    61.3°F(16.3°C)    0.00"(0.0 mm)
December 13    68.0°F(20.0°C)    49.5°F(9.7°C)    57.6°F(14.2°C)    0.00"(0.0 mm)
December 14    68.2°F(20.1°C)    46.2°F(7.9°C)    55.7°F(13.2°C)    0.00"(0.0 mm)
December 15    67.9°F(19.9°C)    45.1°F(7.3°C)    54.6°F(12.6°C)    0.01"(0.2 mm)
December 16    74.0°F(23.3°C)    45.0°F(7.2°C)    56.6°F(13.6°C)    0.01"(0.2 mm)
December 17    68.7°F(20.4°C)    46.0°F(7.8°C)    56.1°F(13.4°C)    0.00"(0.0 mm)
December 18    80.4°F(26.9°C)    49.5°F(9.7°C)    62.6°F(17.0°C)    0.00"(0.0 mm)
December 19    76.3°F(24.6°C)    53.8°F(12.1°C)    62.1°F(16.7°C)    0.00"(0.0 mm)
December 20    63.6°F(17.6°C)    48.8°F(9.4°C)    55.1°F(12.8°C)    0.01"(0.2 mm)
December 21    71.7°F(22.0°C)    47.9°F(8.8°C)    57.5°F(14.2°C)    0.01"(0.2 mm)
December 22    71.0°F(21.7°C)    47.7°F(8.7°C)    57.5°F(14.2°C)    0.00"(0.0 mm)
December 23    60.4°F(15.8°C)    50.6°F(10.3°C)    55.8°F(13.2°C)    0.20"(5.0 mm)
December 24    68.3°F(20.1°C)    58.8°F(14.9°C)    62.3°F(16.8°C)    0.60"(15.2 mm)
December 25    69.0°F(20.6°C)    55.3°F(12.9°C)    60.2°F(15.7°C)    0.01"(0.2 mm)
December 26    65.9°F(18.8°C)    53.2°F(11.8°C)    57.1°F(13.9°C)    0.53"(13.4 mm)
December 27    61.9°F(16.6°C)    46.7°F(8.2°C)    53.5°F(12.0°C)    0.00"(0.0 mm)
December 28    68.5°F(20.3°C)    46.8°F(8.2°C)    56.3°F(13.5°C)    0.00"(0.0 mm)
December 29    72.8°F(22.7°C)    52.7°F(11.5°C)    62.9°F(17.2°C)    0.00"(0.0 mm)
December 30    71.9°F(22.2°C)    62.5°F(16.9°C)    67.7°F(19.9°C)    0.00"(0.0 mm)
December 31    70.7°F(21.5°C)    55.3°F(12.9°C)    62.3°F(16.8°C)    0.33"(8.3 mm)

The Fallbrook weather pages are a service of WeatherCurrents. Fallbrook, California is located in northern San Diego County, close to I15 and Camp Pendleton, and is home to ranches, avocado and citrus groves, and plant nurseries.
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