Central Square - Cambridge, Massachusetts
42° 21.82' N - 071° 06.48' W - 20 feet
Friday August 29 17:20:00 2025
Station
Time: 17:20
Date: 29 Aug 2025
Latitude: 42° 21.82' N
Longitude: 071° 06.48' W
Elevation: 20 feet
Daylight: 13:16
Sun
Start civil twilight: 05:36
Sunrise: 06:06
Transit: 12:45
Sunset: 19:23
End civil twilight: 19:52
Azimuth: 262.2°
Altitude: 21.8°
Right ascension: 158.5°
Declination: 9.0°
Equinox: 09/22/2025 02:19:14 PM
Solstice: 12/21/2025 10:02:48 AM
Moon
Rise: 12:41
Transit: 17:23
Set: 21:58
Azimuth: 179.2°
Altitude: 24.1°
Right ascension: 228.0°
Declination: -23.6°
Full moon: 09/07/2025 02:08:46 PM
New moon: 09/21/2025 03:54:01 PM
Phase: First Quarter
37% full
Temperature (°F)
Current: 67.6
Day Average: 68.2
Day High: 76.4 at 11:10
Day Low: 63.8 at 08:10
Week Average: 71.4
Week High: 85.6 at 11:42:19 AM Monday
Week Low: 55.7 at 06:21:16 AM Thursday
Month Average: 73.3
Month High: 100.0 on 08/12/2025
Month Low: 55.7 on 08/28/2025
Year Average: 55.6
Year High: 105.1 on 06/24/2025
Year Low: 9.0 on 01/22/2025
All Time Average: 54.0
All Time High: 105.1 on 06/24/2025
All Time Low: -9.1 on 02/04/2023
Humidity (%)
Current: 77
Day Average: 76
Day High: 88 at 04:38
Day Low: 55 at 13:02
Week Average: 63
Week High: 91 at 06:29:30 AM Monday
Week Low: 27 at 12:31:55 PM Thursday
Month Average: 63
Month High: 94 on 08/01/2025
Month Low: 23 on 08/12/2025
Year Average: 64
Year High: 96 on 03/31/2025
Year Low: 15 on 03/28/2025
All Time Average: 65
All Time High: 100 on 05/17/2011
All Time Low: 4 on 06/13/2023
Dew Point (°F)
Current: 60.1
Day Average: 60.3
Day High: 64.8 at 10:39
Day Low: 56.7 at 06:34
Week Average: 57.2
Week High: 67.8 at 10:57:39 AM Monday
Week Low: 43.2 at 12:42:45 PM Thursday
Month Average: 57.2
Month High: 75.9 on 08/13/2025
Month Low: 43.2 on 08/28/2025
Year Average: 42.2
Year High: 78.3 on 07/17/2025
Year Low: -9.1 on 01/22/2025
All Time Average: 41.2
All Time High: 90.5 on 07/01/2009
All Time Low: -28.2 on 02/04/2023
Wind Chill (°F)
Current: 67.6
Day Low: 63.8 at 08:10
Week Low: 55.7 at 06:21:16 AM Thursday
Month Low: 55.7 on 08/28/2025
Year Low: -4.0 on 01/22/2025
All Time Low: -31.6 on 02/04/2023
Heat Index (°F)
Current: 67.7
Day High: 76.7 at 11:10
Week High: 88.1 at 11:42:19 AM Monday
Month High: 105.1 on 08/13/2025
Year High: 116.1 on 07/25/2025
All Time High: 119.6 on 06/20/2024
Barometer ( inHg)
Current: 29.865
Day Average: 29.934
Day High: 30.000 at 00:10
Day Low: 29.860 at 15:53
Week Average: 29.908
Week High: 30.094 at 08:56:02 AM Thursday
Week Low: 29.672 at 04:44:03 PM Monday
Month Average: 30.045
Month High: 30.394 on 08/06/2025
Month Low: 29.672 on 08/25/2025
Year Average: 29.919
Year High: 30.611 on 02/02/2025
Year Low: 28.889 on 02/16/2025
All Time Average: 29.961
All Time High: 31.100 on 01/04/2015
All Time Low: 28.625 on 02/07/2020
Wind ( mph)
Current: 2 SSE
Day Average: 2 SSE
Day High: 20 at 12:04
Week Average: 1 SSE
Week High: 20 at 12:04:52 PM Friday
Month Average: 1 NE
Month High: 28 on 08/22/2025
Year Average: 2 SW
Year High: 36 on 03/06/2025
All Time Average: 3 WNW
All Time High: 88 on 04/13/2020
Rain ( in - in/hr)
Rate: 0.00
Day: 0.14
Day High Rate: 0.31 at 07:13
Week: 0.14
Week High Rate: 0.31 at 07:13:36 AM Friday
Month: 1.53
Month High Rate: 9.14 on 08/14/2025
Year: 25.41
Year High Rate: 655.35 on 01/04/2025
All Time High Rate: 655.35 on 04/23/2021