Monthly Climatological Summary for Dec 2018 Name: Altadena WeatherCam City: Altadena State: California Elevation: 1680 ft Lat: N 34° 12' 16" Lon: W 118° 08' 18" Temperature (°F), Rain (in), Wind Speed (mph) Heat Cool Avg Mean Deg Deg Wind Dom Day Temp High Time Low Time Days Days Rain Speed High Time Dir ---------------------------------------------------------------------------------- 1 49.8 60.9 13:42 43.9 06:57 15.2 0.0 0.00 1.7 16.0 13:45 ESE 2 50.9 59.7 15:05 44.4 00:00 14.1 0.0 0.00 2.4 17.0 01:56 NW 3 52.2 63.2 15:07 44.6 01:24 12.8 0.0 0.00 1.5 13.0 11:33 E 4 53.8 66.6 14:15 46.5 07:00 11.2 0.1 0.00 2.1 15.0 11:07 E 5 50.3 55.2 12:54 46.3 00:20 14.7 0.0 0.19 1.2 13.0 10:34 E 6 49.7 52.8 08:38 45.6 19:33 15.3 0.0 1.83 1.1 20.0 09:33 ESE 7 53.7 65.7 14:52 45.7 06:15 11.3 0.0 0.00 1.4 11.0 12:23 SSW 8 55.8 67.7 14:29 47.7 06:19 9.4 0.2 0.00 1.7 11.0 13:02 ENE 9 57.2 67.5 13:59 49.6 06:22 8.0 0.2 0.00 1.7 8.0 11:17 NE 10 57.1 64.9 13:21 52.4 23:59 7.9 0.0 0.00 0.9 10.0 13:24 ENE 11 55.4 67.5 15:00 47.4 04:28 9.8 0.2 0.00 1.7 10.0 12:50 E 12 52.4 62.8 14:20 45.2 07:17 12.6 0.0 0.00 1.5 11.0 11:45 E 13 58.7 73.4 14:16 47.7 01:53 7.9 1.6 0.00 1.8 15.0 13:36 ENE 14 57.1 65.2 12:19 52.5 02:57 7.9 0.0 0.00 1.1 4.0 13:41 NE 15 59.1 72.6 14:11 49.8 05:08 7.3 1.4 0.00 1.9 10.0 12:13 ENE 16 57.9 70.4 13:32 50.9 06:47 7.9 0.8 0.00 1.6 14.0 13:42 E 17 54.9 63.0 12:20 49.0 07:41 10.1 0.0 0.00 1.0 12.0 12:22 SSE 18 53.6 64.2 14:23 46.2 05:49 11.4 0.0 0.00 1.1 9.0 11:43 S 19 60.2 75.6 14:08 49.9 05:35 6.6 1.7 0.00 1.9 9.0 14:47 ENE 20 63.6 77.5 13:55 55.5 04:58 4.3 2.9 0.00 2.0 9.0 13:07 ENE 21 59.3 68.6 13:53 52.7 23:47 6.1 0.4 0.00 1.7 9.0 06:42 E 22 57.2 69.5 14:23 49.0 06:52 8.2 0.5 0.00 1.6 9.0 13:15 ENE 23 56.3 66.0 13:08 50.5 05:58 8.8 0.0 0.00 1.4 9.0 12:52 E 24 55.5 66.8 12:50 48.6 03:39 9.5 0.1 0.01 1.4 12.0 13:29 SE 25 52.6 61.4 14:39 46.3 07:18 12.4 0.0 0.01 1.7 17.0 14:50 NW 26 51.3 62.0 15:05 43.0 07:04 13.7 0.0 0.00 1.6 17.0 02:48 NE 27 49.7 60.3 13:37 42.5 05:23 15.3 0.0 0.00 2.8 29.0 23:59 N 28 48.9 55.9 13:36 40.6 23:47 16.1 0.0 0.00 5.4 42.0 05:40 N 29 47.6 57.8 14:33 39.0 02:49 17.4 0.0 0.00 1.7 12.0 09:27 E 30 50.1 61.1 13:49 43.5 22:36 14.9 0.0 0.00 1.4 11.0 13:21 ESE 31 49.3 57.1 14:21 42.1 06:35 15.7 0.0 0.00 3.5 43.0 21:28 N ---------------------------------------------------------------------------------- 54.2 77.5 20 39.0 29 343.8 10.1 2.04 1.8 43.0 31 ENE Max >= 80.0: 0 Max <= 32.0: 0 Min <= 32.0: 0 Min <= 0.0: 0 Max Rain: 1.83 on day 6 Days of Rain: 4 (>= 0.01 in) 2 (>= 0.10 in) 1 (>= 1.00 in) Heat Base: 65.0 Cool Base: 65.0 Method: Integration