Monthly Climatological Summary for Sep 2024 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 75.3 91.1 14:55 65.2 04:36 0.0 10.3 0.00 1.6 13.0 15:22 S 2 77.2 93.3 14:30 66.0 04:02 0.0 12.1 0.00 1.5 10.0 14:30 S 3 79.7 95.3 14:44 67.7 04:29 0.0 14.7 0.00 1.6 10.0 16:29 S 4 85.7 103.6 16:51 70.6 00:49 0.0 20.7 0.00 1.8 12.0 16:58 SW 5 93.8 109.5 15:40 78.2 06:51 0.0 28.8 0.00 2.2 13.0 15:08 NNW 6 93.5 110.9 16:08 76.7 23:58 0.0 28.5 0.00 1.5 14.0 15:38 S 7 88.2 100.8 13:48 76.3 01:25 0.0 23.2 0.00 1.5 11.0 12:58 SSE 8 90.1 104.2 15:41 78.7 06:43 0.0 25.1 0.00 1.8 12.0 12:44 SE 9 90.9 105.4 14:57 78.9 07:01 0.0 25.9 0.00 2.2 16.0 14:22 WNW 10 82.1 94.6 14:55 66.6 23:58 0.0 17.1 0.00 1.7 10.0 11:34 S 11 67.9 80.9 15:16 57.6 06:43 1.6 4.5 0.00 1.5 13.0 13:29 S 12 64.4 77.8 15:23 55.9 04:51 3.3 2.7 0.00 1.4 13.0 14:38 S 13 66.0 78.5 14:57 58.9 00:57 2.3 3.2 0.00 1.2 14.0 14:32 SSW 14 66.0 78.7 14:37 58.7 23:57 2.0 3.1 0.00 1.2 11.0 15:22 S 15 62.0 68.8 16:19 57.7 00:47 3.4 0.4 0.00 0.9 7.0 16:27 S 16 60.7 68.0 13:24 53.1 23:26 4.6 0.3 0.00 1.9 16.0 13:14 S 17 59.3 72.2 16:06 49.8 05:47 6.8 1.1 0.00 1.6 12.0 12:01 S 18 60.9 72.1 14:22 52.1 06:53 5.4 1.3 0.00 1.7 11.0 11:02 S 19 61.3 66.8 14:47 55.6 23:45 3.9 0.1 0.00 0.8 8.0 10:23 SSW 20 61.4 69.7 17:20 56.0 00:00 4.3 0.7 0.00 0.8 9.0 11:54 SSW 21 61.6 74.0 16:32 53.9 05:12 4.9 1.5 0.00 1.3 10.0 12:53 S 22 67.9 83.4 16:19 55.3 06:48 2.8 5.7 0.00 1.2 10.0 14:09 SSW 23 74.1 91.5 15:34 61.7 07:13 0.5 9.6 0.00 1.2 8.0 13:24 S 24 69.3 86.6 15:56 58.6 03:54 1.4 5.7 0.00 1.4 9.0 12:51 S 25 65.2 79.1 14:31 56.4 05:36 3.5 3.7 0.00 1.3 11.0 13:41 S 26 66.6 81.8 15:24 54.9 07:03 3.0 4.6 0.00 1.4 9.0 12:25 S 27 67.5 81.1 15:39 58.2 06:29 1.9 4.4 0.00 1.4 9.0 13:12 S 28 68.6 82.7 14:41 58.4 05:30 1.9 5.5 0.00 1.5 11.0 13:33 S 29 70.2 84.2 15:47 58.2 07:03 1.6 6.8 0.00 1.7 10.0 13:43 SSE 30 74.8 93.1 15:59 61.3 06:25 0.7 10.5 0.00 1.5 11.0 15:03 SSE ---------------------------------------------------------------------------------- 72.4 110.9 6 49.8 17 59.8 281.8 0.00 1.5 16.0 9 S Max >= 80.0: 19 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