Central Square - Cambridge, Massachusetts
42° 21.82' N - 071° 06.48' W - 20 feet
Wednesday July 17 15:30:00 2019
Station
Time: 15:30
Date: 17 Jul 2019
Latitude: 42° 21.82' N
Longitude: 071° 06.48' W
Elevation: 20 feet
Daylight: 14:56
Sun
Start civil twilight: 04:48
Sunrise: 05:22
Transit: 12:50
Sunset: 20:18
End civil twilight: 20:52
Azimuth: 250.1°
Altitude: 50.6°
Right ascension: 116.9°
Declination: 21.1°
Equinox: 09/23/2019 03:50:13 AM
Solstice: 12/21/2019 11:19:15 PM
Moon
Rise: 21:03
Transit: 01:06
Set: 05:52
Azimuth: 56.9°
Altitude: -57.9°
Right ascension: 308.3°
Declination: -20.9°
New moon: 07/31/2019 11:11:53 PM
Full moon: 08/15/2019 08:29:13 AM
Phase: Full
99% full
Temperature (°F)
Current: 83.3
Day Average: 80.9
Day High: 92.7 at 13:28
Day Low: 76.1 at 05:54
Week Average: 78.7
Week High: 92.7 at 01:28:14 PM Wednesday
Week Low: 65.8 at 05:43:20 AM Tuesday
Month Average: 77.6
Month High: 94.1 on 07/06/2019
Month Low: 61.6 on 07/01/2019
Year Average: 49.2
Year High: 94.1 on 07/06/2019
Year Low: 3.1 on 01/31/2019
All Time Average: 53.5
All Time High: 103.6 on 07/22/2011
All Time Low: -8.6 on 02/14/2016
Humidity (%)
Current: 80
Day Average: 71
Day High: 82 at 15:03
Day Low: 55 at 13:30
Week Average: 61
Week High: 83 at 05:34:44 AM Sunday
Week Low: 38 at 01:50:54 PM Tuesday
Month Average: 64
Month High: 96 on 07/06/2019
Month Low: 28 on 07/09/2019
Year Average: 65
Year High: 98 on 04/15/2019
Year Low: 12 on 03/25/2019
All Time Average: 64
All Time High: 100 on 05/17/2011
All Time Low: 8 on 03/30/2007
Dew Point (°F)
Current: 76.5
Day Average: 70.4
Day High: 77.5 at 15:03
Day Low: 66.6 at 01:31
Week Average: 63.7
Week High: 77.5 at 03:03:44 PM Wednesday
Week Low: 54.6 at 01:03:12 PM Monday
Month Average: 63.7
Month High: 77.5 on 07/17/2019
Month Low: 49.5 on 07/09/2019
Year Average: 36.9
Year High: 77.5 on 07/17/2019
Year Low: -12.2 on 01/31/2019
All Time Average: 40.3
All Time High: 90.5 on 07/01/2009
All Time Low: -27.8 on 02/14/2016
Wind Chill (°F)
Current: 83.3
Day Low: 76.1 at 05:54
Week Low: 65.8 at 05:43:20 AM Tuesday
Month Low: 61.6 on 07/01/2019
Year Low: -18.2 on 01/31/2019
All Time Low: -26.5 on 01/07/2018
Heat Index (°F)
Current: 92.1
Day High: 103.9 at 13:27
Week High: 103.9 at 01:27:26 PM Wednesday
Month High: 106.6 on 07/06/2019
Year High: 106.6 on 07/06/2019
All Time High: 111.9 on 08/02/2006
Barometer ( inHg)
Current: 29.816
Day Average: 29.896
Day High: 29.936 at 00:12
Day Low: 29.815 at 15:26
Week Average: 29.931
Week High: 30.057 at 08:39:02 AM Tuesday
Week Low: 29.805 at 03:46:02 PM Sunday
Month Average: 29.902
Month High: 30.148 on 07/05/2019
Month Low: 29.632 on 07/12/2019
Year Average: 29.972
Year High: 30.600 on 02/10/2019
Year Low: 29.031 on 03/22/2019
All Time Average: 29.963
All Time High: 31.100 on 01/04/2015
All Time Low: 28.703 on 02/25/2010
Wind ( mph)
Current: 1 WNW
Day Average: 2 SW
Day High: 12 at 04:52
Week Average: 2 W
Week High: 17 at 01:14:20 PM Monday
Month Average: 2 SW
Month High: 31 on 07/11/2019
Year Average: 4 W
Year High: 42 on 01/24/2019
All Time Average: 3 WNW
All Time High: 46 on 03/02/2017
Rain ( in - in/hr)
Rate: 0.00
Day: 0.04
Day High Rate: 1.05 at 14:48
Week: 0.04
Week High Rate: 1.05 at 02:48:48 PM Wednesday
Month: 0.81
Month High Rate: 1.96 on 07/06/2019
Year: 15.88
Year High Rate: 2.80 on 06/21/2019
All Time High Rate: 12.52 on 07/10/2010