Sunrise and sunset in San Mateo

San Mateo Sunrise, Sunset and Moon in December 2026

Local time (GMT-4)

Day length goes from 11 h 34 min on December 1 to 11 h 32 min on December 31. Sunrise moves from 6:32 AM to 6:47 AM and sunset from 6:06 PM to 6:19 PM.

Every day

Dawn and dusk are civil twilight (the sun 6 degrees below the horizon); golden hour starts when the evening sun is 6 degrees up; full dark is astronomical twilight, 18 degrees down. A blank moonrise or moonset means it falls on the next day.

DateDawnSunriseSunsetDuskGolden hourFull darkDay lengthChangeMoonMoonriseMoonset
Dec 16:09 AM6:32 AM6:06 PM6:29 PM5:36 PM7:21 PM11 h 34 minLast quarter 2:09 AM12:21 AM12:52 PM
Dec 26:09 AM6:32 AM6:06 PM6:29 PM5:36 PM7:21 PM11 h 34 min+0.0 minLast quarter, 44%1:11 AM1:32 PM
Dec 36:10 AM6:33 AM6:06 PM6:29 PM5:36 PM7:21 PM11 h 33 min-1.0 minWaning crescent, 33%2:00 AM2:10 PM
Dec 46:10 AM6:33 AM6:07 PM6:29 PM5:37 PM7:22 PM11 h 34 min+1.0 minWaning crescent, 24%2:48 AM2:50 PM
Dec 56:11 AM6:34 AM6:07 PM6:30 PM5:37 PM7:22 PM11 h 33 min-1.0 minWaning crescent, 15%3:37 AM3:31 PM
Dec 66:11 AM6:34 AM6:07 PM6:30 PM5:37 PM7:22 PM11 h 33 min+0.0 minWaning crescent, 8%4:27 AM4:15 PM
Dec 76:12 AM6:35 AM6:08 PM6:30 PM5:37 PM7:23 PM11 h 33 min+0.0 minWaning crescent, 4%5:18 AM5:02 PM
Dec 86:12 AM6:35 AM6:08 PM6:31 PM5:38 PM7:23 PM11 h 33 min+0.0 minNew moon 8:52 PM6:11 AM5:52 PM
Dec 96:13 AM6:36 AM6:08 PM6:31 PM5:38 PM7:24 PM11 h 32 min-1.0 minNew moon, 0%7:03 AM6:43 PM
Dec 106:13 AM6:36 AM6:09 PM6:32 PM5:38 PM7:24 PM11 h 33 min+1.0 minWaxing crescent, 2%7:54 AM7:35 PM
Dec 116:14 AM6:37 AM6:09 PM6:32 PM5:39 PM7:25 PM11 h 32 min-1.0 minWaxing crescent, 5%8:42 AM8:26 PM
Dec 126:15 AM6:37 AM6:10 PM6:32 PM5:39 PM7:25 PM11 h 33 min+1.0 minWaxing crescent, 11%9:28 AM9:16 PM
Dec 136:15 AM6:38 AM6:10 PM6:33 PM5:40 PM7:25 PM11 h 32 min-1.0 minWaxing crescent, 19%10:10 AM10:04 PM
Dec 146:16 AM6:38 AM6:10 PM6:33 PM5:40 PM7:26 PM11 h 32 min+0.0 minWaxing crescent, 28%10:49 AM10:50 PM
Dec 156:16 AM6:39 AM6:11 PM6:34 PM5:40 PM7:26 PM11 h 32 min+0.0 minWaxing crescent, 38%11:27 AM11:36 PM
Dec 166:17 AM6:39 AM6:11 PM6:34 PM5:41 PM7:27 PM11 h 32 min+0.0 minFirst quarter, 48%12:04 PM
Dec 176:17 AM6:40 AM6:12 PM6:35 PM5:41 PM7:27 PM11 h 32 min+0.0 minFirst quarter 1:43 AM12:41 PM12:22 AM
Dec 186:18 AM6:40 AM6:12 PM6:35 PM5:42 PM7:28 PM11 h 32 min+0.0 minWaxing gibbous, 69%1:21 PM1:10 AM
Dec 196:18 AM6:41 AM6:13 PM6:36 PM5:42 PM7:28 PM11 h 32 min+0.0 minWaxing gibbous, 78%2:05 PM2:00 AM
Dec 206:19 AM6:41 AM6:13 PM6:36 PM5:43 PM7:29 PM11 h 32 min+0.0 minWaxing gibbous, 86%2:54 PM2:56 AM
Dec 216:19 AM6:42 AM6:14 PM6:37 PM5:43 PM7:29 PM11 h 32 min+0.0 minWaxing gibbous, 93%3:49 PM3:56 AM
Dec 226:20 AM6:42 AM6:14 PM6:37 PM5:44 PM7:30 PM11 h 32 min+0.0 minWaxing gibbous, 97%4:51 PM5:01 AM
Dec 236:20 AM6:43 AM6:15 PM6:38 PM5:44 PM7:30 PM11 h 32 min+0.0 minFull moon 9:28 PM5:59 PM6:09 AM
Dec 246:21 AM6:43 AM6:15 PM6:38 PM5:45 PM7:31 PM11 h 32 min+0.0 minFull moon, 100%7:07 PM7:15 AM
Dec 256:21 AM6:44 AM6:16 PM6:39 PM5:45 PM7:31 PM11 h 32 min+0.0 minWaning gibbous, 98%8:14 PM8:18 AM
Dec 266:22 AM6:44 AM6:16 PM6:39 PM5:46 PM7:32 PM11 h 32 min+0.0 minWaning gibbous, 93%9:16 PM9:14 AM
Dec 276:22 AM6:45 AM6:17 PM6:40 PM5:46 PM7:32 PM11 h 32 min+0.0 minWaning gibbous, 87%10:13 PM10:03 AM
Dec 286:22 AM6:45 AM6:17 PM6:40 PM5:47 PM7:33 PM11 h 32 min+0.0 minWaning gibbous, 79%11:06 PM10:48 AM
Dec 296:23 AM6:46 AM6:18 PM6:41 PM5:47 PM7:33 PM11 h 32 min+0.0 minWaning gibbous, 70%11:56 PM11:30 AM
Dec 306:23 AM6:46 AM6:18 PM6:41 PM5:48 PM7:34 PM11 h 32 min+0.0 minLast quarter 2:59 PM12:10 PM
Dec 316:24 AM6:47 AM6:19 PM6:42 PM5:49 PM7:34 PM11 h 32 min+0.0 minLast quarter, 49%12:45 AM12:50 PM

Other months

More

Sources

Computed with the NOAA solar position equations and the lunar methods of Meeus, Astronomical Algorithms, for a flat horizon; hills and buildings delay a real sunrise.