Winter weather Calculations are based on the last 8 years of historical weather data.
Period Seattle San Diego Dec 1 46.4°F 67.3°F Dec 8 45.7°F 66.6°F Dec 15 45.9°F 66.7°F Dec 22 43.7°F 63.1°F Jan 1 45.7°F 64.6°F Jan 8 45.7°F 65.5°F Jan 15 45.0°F 64.6°F Jan 22 46.6°F 65.5°F Feb 1 45.7°F 64.8°F Feb 8 43.9°F 64.0°F Feb 15 45.5°F 63.7°F Feb 22 46.0°F 64.0°F Average 65.0°F 45.5°F
Period Seattle San Diego Dec 1 36.1°F 52.9°F Dec 8 37.6°F 51.6°F Dec 15 37.9°F 50.7°F Dec 22 35.4°F 51.1°F Jan 1 37.4°F 49.8°F Jan 8 36.7°F 50.5°F Jan 15 36.3°F 51.8°F Jan 22 37.0°F 50.2°F Feb 1 36.5°F 50.9°F Feb 8 32.9°F 50.7°F Feb 15 35.2°F 49.5°F Feb 22 33.8°F 49.6°F Average 50.8°F 36.1°F
Maximum/minimum temperature averages are computed by averaging the max/min temperature of each day for a given period. Period Seattle San Diego Dec 1 2.2 hours/day 6.5 hours/day Dec 8 1.4 hours/day 6.2 hours/day Dec 15 1.0 hours/day 7.5 hours/day Dec 22 1.4 hours/day 4.6 hours/day Jan 1 0.9 hours/day 7.0 hours/day Jan 8 1.5 hours/day 6.9 hours/day Jan 15 1.4 hours/day 6.5 hours/day Jan 22 2.2 hours/day 7.3 hours/day Feb 1 0.6 hours/day 6.6 hours/day Feb 8 1.9 hours/day 6.2 hours/day Feb 15 1.0 hours/day 7.2 hours/day Feb 22 2.1 hours/day 6.6 hours/day Average 6.6 hours/day 1.5 hours/day
Sun hours are computed from the number of hours of direct sunlight. The length of the day can affect these measurements; for example, northern cities have longer days in summer. Period Seattle San Diego Dec 1 0.2in 0.1in Dec 8 0.2in 0.0in Dec 15 0.4in 0.0in Dec 22 0.3in 0.1in Jan 1 0.4in 0.1in Jan 8 0.3in 0.1in Jan 15 0.2in 0.1in Jan 22 0.2in 0.1in Feb 1 0.3in 0.1in Feb 8 0.2in 0.2in Feb 15 0.2in 0.1in Feb 22 0.2in 0.1in Average 0.1in 0.3in
Average amount of precipitation that falls in a form of a rain, snow, sleet or hail. Period Seattle San Diego Dec 1 6.9mph 7.7mph Dec 8 8.2mph 7.8mph Dec 15 9.4mph 6.4mph Dec 22 8.8mph 7.9mph Jan 1 9.4mph 7.6mph Jan 8 7.9mph 7.7mph Jan 15 7.6mph 8.3mph Jan 22 7.7mph 8.3mph Feb 1 8.8mph 8.7mph Feb 8 7.3mph 9.1mph Feb 15 7.5mph 9.2mph Feb 22 9.1mph 10.0mph Average 8.2mph 8.2mph
Period Seattle San Diego Dec 1 83.8% 50.8% Dec 8 83.8% 51.0% Dec 15 84.0% 41.3% Dec 22 85.5% 58.4% Jan 1 84.4% 50.4% Jan 8 84.2% 47.2% Jan 15 83.0% 54.8% Jan 22 83.4% 46.3% Feb 1 84.0% 52.6% Feb 8 80.0% 55.9% Feb 15 82.6% 55.1% Feb 22 77.6% 53.6% Average 51.5% 83.0%
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Period Seattle San Diego Dec 1 7:41 6:35 Dec 8 7:48 6:40 Dec 15 7:53 6:45 Dec 22 7:57 6:49 Jan 1 7:58 6:51 Jan 8 7:55 6:51 Jan 15 7:50 6:50 Jan 22 7:43 6:46 Feb 1 7:32 6:41 Feb 8 7:22 6:35 Feb 15 7:10 6:28 Feb 22 6:57 6:20 Average 6:42 7:36
Sunrise times are output in the local timezone of each place. Period Seattle San Diego Dec 1 16:19 16:41 Dec 8 16:17 16:43 Dec 15 16:19 16:44 Dec 22 16:24 16:49 Jan 1 16:31 16:55 Jan 8 16:40 17:01 Jan 15 16:49 17:08 Jan 22 17:02 17:16 Feb 1 17:16 17:24 Feb 8 17:26 17:31 Feb 15 17:38 17:37 Feb 22 17:49 17:43 Average 17:06 16:54
Sunset times are output in the local timezone of each place. Period Seattle San Diego Dec 1 8:38 hours 9:41 hours Dec 8 8:29 hours 9:43 hours Dec 15 8:25 hours 9:44 hours Dec 22 8:27 hours 9:49 hours Jan 1 8:34 hours 9:55 hours Jan 8 8:44 hours 10:01 hours Jan 15 8:59 hours 10:08 hours Jan 22 9:20 hours 10:16 hours Feb 1 9:44 hours 10:24 hours Feb 8 10:05 hours 10:31 hours Feb 15 10:28 hours 10:37 hours Feb 22 10:49 hours 10:43 hours Average 10:06 hours 9:12 hours
Discards daylight hours before 7 AM. In places that are located to the west of the timezone, the sun rises and sets later compared to the cities that are located to the east. This means that the useful day length is longer in the cities located to the west of the time zone. Add more places to comparison? Columbus , would you like to add it to comparison ?