Currently 74°F in Simi Valley, California, USA
74°F
74°F / 69°F
14 mph NE
0.00"
Tuesday, November 21, 2017 7:52 AM PST

Simi Valley, California Weather Summary
Previous MonthDecember, 2014Next 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:  79.1°F (26.2°C) at 1:54PM Dec 22    64.7°F (18.1°C)    65°F (18°C)
Low Temperature:  35.7°F (2.1°C) at 7:35AM Dec 29    48.9°F (9.4°C)    46°F (8°C)
 
Month Average:  56.4°F (13.5°C) for 31 days
Normal Average:  55°F (13°C)
Precipitation:  4.37" (111.0 mm)

Date    High    Low    Average    Precipitation
December 1    65.9°F(18.8°C)    54.3°F(12.4°C)    59.4°F(15.2°C)    0.01"(0.2 mm)
December 2    63.4°F(17.4°C)    55.4°F(13.0°C)    57.9°F(14.4°C)    1.40"(35.5 mm)
December 3    64.1°F(17.8°C)    56.5°F(13.6°C)    60.7°F(16.0°C)    0.04"(1.0 mm)
December 4    68.2°F(20.1°C)    53.7°F(12.0°C)    59.9°F(15.5°C)    0.01"(0.2 mm)
December 5    66.2°F(19.0°C)    51.7°F(10.9°C)    58.2°F(14.5°C)    0.00"(0.0 mm)
December 6    69.5°F(20.8°C)    49.2°F(9.6°C)    58.9°F(15.0°C)    0.00"(0.0 mm)
December 7    72.8°F(22.7°C)    60.5°F(15.8°C)    65.2°F(18.5°C)    0.00"(0.0 mm)
December 8    75.9°F(24.4°C)    62.4°F(16.9°C)    67.1°F(19.5°C)    0.00"(0.0 mm)
December 9    78.3°F(25.7°C)    58.4°F(14.7°C)    67.4°F(19.7°C)    0.00"(0.0 mm)
December 10    71.4°F(21.9°C)    55.0°F(12.8°C)    62.3°F(16.8°C)    0.00"(0.0 mm)
December 11    62.5°F(17.0°C)    54.3°F(12.4°C)    58.5°F(14.7°C)    0.03"(0.7 mm)
December 12    59.5°F(15.3°C)    48.3°F(9.1°C)    54.5°F(12.5°C)    2.40"(61.0 mm)
December 13    61.9°F(16.6°C)    42.0°F(5.6°C)    51.6°F(10.9°C)    0.00"(0.0 mm)
December 14    62.4°F(16.9°C)    42.0°F(5.6°C)    51.0°F(10.6°C)    0.00"(0.0 mm)
December 15    62.6°F(17.0°C)    42.6°F(5.9°C)    52.6°F(11.4°C)    0.04"(1.0 mm)
December 16    59.0°F(15.0°C)    51.7°F(10.9°C)    54.1°F(12.3°C)    0.10"(2.5 mm)
December 17    59.7°F(15.4°C)    45.7°F(7.6°C)    52.5°F(11.4°C)    0.34"(8.6 mm)
December 18    60.5°F(15.8°C)    44.4°F(6.9°C)    51.4°F(10.8°C)    0.00"(0.0 mm)
December 19    60.2°F(15.7°C)    42.3°F(5.7°C)    51.5°F(10.8°C)    0.00"(0.0 mm)
December 20    60.7°F(15.9°C)    44.8°F(7.1°C)    52.6°F(11.4°C)    0.00"(0.0 mm)
December 21    66.4°F(19.1°C)    50.7°F(10.4°C)    60.9°F(16.0°C)    0.00"(0.0 mm)
December 22    79.1°F(26.2°C)    60.6°F(15.9°C)    69.0°F(20.5°C)    0.00"(0.0 mm)
December 23    76.7°F(24.8°C)    65.7°F(18.7°C)    69.8°F(21.0°C)    0.00"(0.0 mm)
December 24    71.2°F(21.8°C)    51.2°F(10.7°C)    61.0°F(16.1°C)    0.00"(0.0 mm)
December 25    57.8°F(14.3°C)    42.3°F(5.7°C)    51.7°F(10.9°C)    0.00"(0.0 mm)
December 26    57.6°F(14.2°C)    39.4°F(4.1°C)    49.4°F(9.7°C)    0.00"(0.0 mm)
December 27    57.9°F(14.4°C)    39.9°F(4.4°C)    49.6°F(9.8°C)    0.00"(0.0 mm)
December 28    61.9°F(16.6°C)    35.8°F(2.1°C)    46.7°F(8.2°C)    0.00"(0.0 mm)
December 29    60.7°F(15.9°C)    35.7°F(2.1°C)    47.3°F(8.5°C)    0.00"(0.0 mm)
December 30    58.0°F(14.5°C)    42.5°F(5.8°C)    49.5°F(9.7°C)    0.00"(0.0 mm)
December 31    52.3°F(11.3°C)    37.3°F(2.9°C)    45.1°F(7.3°C)    0.00"(0.0 mm)

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