Monthly Climatological Summary for Sep 2021 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 64.7 73.2 17:23 61.5 00:46 1.4 1.1 0.00 1.2 10.0 18:15 NNW 2 66.8 78.7 16:02 61.2 23:11 1.4 3.2 0.00 1.8 13.0 12:49 SW 3 70.9 87.3 15:01 56.7 05:48 2.1 8.1 0.00 1.6 11.0 14:53 S 4 79.5 94.4 13:39 64.8 05:18 0.0 14.5 0.00 2.1 14.0 13:48 SW 5 84.5 100.8 14:30 71.6 23:59 0.0 19.5 0.00 1.8 11.0 15:12 S 6 74.4 90.6 13:45 63.8 04:16 0.1 9.5 0.00 1.6 12.0 14:04 S 7 74.4 88.8 15:42 64.4 05:18 0.0 9.4 0.00 1.5 14.0 12:39 S 8 75.9 91.0 15:39 64.7 06:07 0.0 10.9 0.00 1.4 11.0 16:06 S 9 79.9 92.5 14:59 70.5 02:16 0.0 14.9 0.00 1.6 11.0 14:59 S 10 80.0 91.0 15:01 71.2 05:43 0.0 15.0 0.00 1.7 17.0 12:49 S 11 80.1 94.3 16:48 68.7 02:21 0.0 15.1 0.00 1.7 12.0 13:20 SSW 12 79.6 94.0 14:38 69.1 05:36 0.0 14.6 0.00 2.1 14.0 14:52 SSW 13 76.5 91.6 15:11 65.2 06:40 0.0 11.5 0.00 2.2 14.0 14:49 S 14 70.8 86.8 16:07 60.1 05:54 1.2 7.0 0.00 2.0 13.0 15:12 S 15 66.3 82.7 14:18 51.7 07:01 3.7 5.0 0.00 1.5 13.0 14:51 S 16 62.8 78.3 14:57 51.7 06:14 5.1 2.9 0.00 1.3 12.0 12:52 S 17 63.0 78.2 15:45 53.7 04:47 4.8 2.8 0.00 1.3 12.0 12:28 SSW 18 63.4 78.2 15:37 54.4 06:17 4.4 2.8 0.00 1.5 13.0 13:34 S 19 64.2 77.8 14:48 53.8 07:10 3.9 3.0 0.00 1.6 12.0 12:20 SSW 20 70.2 87.4 15:39 58.6 06:00 1.9 7.1 0.00 1.6 11.0 13:24 SSW 21 80.6 96.5 14:17 64.4 03:06 0.0 15.6 0.00 2.2 16.0 12:33 S 22 81.6 95.2 14:17 71.0 04:03 0.0 16.6 0.00 1.9 13.0 13:33 S 23 73.6 83.7 15:05 65.2 23:57 0.0 8.6 0.00 1.3 10.0 14:55 S 24 70.4 83.0 14:20 60.7 07:03 0.7 6.0 0.00 1.5 16.0 16:09 S 25 68.3 81.3 13:57 59.8 05:18 1.4 4.7 0.00 1.6 12.0 15:28 S 26 61.7 72.1 15:27 57.3 06:48 4.3 1.0 0.00 1.6 12.0 15:40 SSW 27 59.9 63.2 15:07 57.7 07:21 5.1 0.0 0.00 1.1 6.0 09:48 N 28 60.8 68.1 15:04 57.3 06:22 4.5 0.2 0.00 1.1 13.0 15:17 NW 29 62.2 73.9 15:02 53.5 06:24 4.6 1.8 0.00 1.2 11.0 12:13 SSW 30 71.8 86.8 14:20 58.2 00:00 1.5 8.4 0.00 2.2 14.0 14:26 E ---------------------------------------------------------------------------------- 71.3 100.8 5 51.7 15 52.1 240.8 0.00 1.6 17.0 10 S Max >= 80.0: 20 Max <= 32.0: 0 Min <= 32.0: 0 Min <= 0.0: 0 Max Rain: 0.00 on day 0 Days of Rain: 0 (>= 0.01 in) 0 (>= 0.10 in) 0 (>= 1.00 in) Heat Base: 65.0 Cool Base: 65.0 Method: Integration