Central Square - Cambridge, Massachusetts
42° 21.82' N - 071° 06.48' W - 20 feet
Monday May 12 17:00:00 2025
Station
Time: 17:00
Date: 12 May 2025
Latitude: 42° 21.82' N
Longitude: 071° 06.48' W
Elevation: 20 feet
Daylight: 14:30
Sun
Start civil twilight: 04:53
Sunrise: 05:25
Transit: 12:40
Sunset: 19:56
End civil twilight: 20:29
Azimuth: 267.4°
Altitude: 30.7°
Right ascension: 50.0°
Declination: 18.4°
Solstice: 06/20/2025 10:42:16 PM
Equinox: 09/22/2025 02:19:14 PM
Moon
Rise: 20:24
Transit: 00:12
Set: 04:58
Azimuth: 91.2°
Altitude: -34.9°
Right ascension: 231.4°
Declination: -23.5°
New moon: 05/26/2025 11:02:14 PM
Full moon: 06/11/2025 03:43:43 AM
Phase: Full
100% full
Temperature (°F)
Current: 76.0
Day Average: 61.2
Day High: 76.0 at 16:42
Day Low: 45.5 at 05:58
Week Average: 61.5
Week High: 76.0 at 04:42:55 PM Monday
Week Low: 45.5 at 05:58:26 AM Monday
Month Average: 60.4
Month High: 89.8 on 05/03/2025
Month Low: 45.5 on 05/12/2025
Year Average: 41.6
Year High: 89.8 on 05/03/2025
Year Low: 9.0 on 01/22/2025
All Time Average: 53.7
All Time High: 103.6 on 07/22/2011
All Time Low: -9.1 on 02/04/2023
Humidity (%)
Current: 28
Day Average: 38
Day High: 68 at 06:20
Day Low: 20 at 11:50
Week Average: 43
Week High: 85 at 02:07:30 AM Sunday
Week Low: 18 at 03:23:35 PM Sunday
Month Average: 73
Month High: 96 on 05/06/2025
Month Low: 18 on 05/11/2025
Year Average: 61
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: 40.5
Day Average: 33.3
Day High: 41.4 at 16:46
Day Low: 26.1 at 09:49
Week Average: 35.7
Week High: 49.6 at 12:00:04 AM Sunday
Week Low: 21.2 at 07:28:02 PM Sunday
Month Average: 35.7
Month High: 64.8 on 05/04/2025
Month Low: 21.2 on 05/11/2025
Year Average: 27.7
Year High: 64.8 on 05/04/2025
Year Low: -9.1 on 01/22/2025
All Time Average: 40.9
All Time High: 90.5 on 07/01/2009
All Time Low: -28.2 on 02/04/2023
Wind Chill (°F)
Current: 76.0
Day Low: 45.5 at 05:58
Week Low: 45.5 at 05:58:26 AM Monday
Month Low: 42.1 on 05/09/2025
Year Low: -4.0 on 01/22/2025
All Time Low: -31.6 on 02/04/2023
Heat Index (°F)
Current: 74.6
Day High: 74.7 at 16:46
Week High: 74.7 at 04:46:15 PM Monday
Month High: 90.6 on 05/03/2025
Year High: 90.6 on 05/03/2025
All Time High: 119.6 on 06/20/2024
Barometer ( inHg)
Current: 30.044
Day Average: 30.234
Day High: 30.311 at 06:28
Day Low: 30.040 at 16:58
Week Average: 30.157
Week High: 30.311 at 06:28:02 AM Monday
Week Low: 29.967 at 03:10:02 AM Sunday
Month Average: 29.984
Month High: 30.311 on 05/12/2025
Month Low: 29.655 on 05/10/2025
Year Average: 29.899
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: 0 -
Day Average: 0 W
Day High: 14 at 10:03
Week Average: 1 W
Week High: 23 at 03:48:53 PM Sunday
Month Average: 2 NE
Month High: 23 on 05/11/2025
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: 0.00
Day High Rate: 0.00 at 00:00
Week: 0.00
Week High Rate: 0.00 at 12:00:04 AM Sunday
Month: 2.83
Month High Rate: 2.74 on 05/04/2025
Year: 14.52
Year High Rate: 655.35 on 01/04/2025
All Time High Rate: 655.35 on 04/23/2021