Thacher Island - Rockport, Massachusetts
42° 38.21' N - 070° 34.52' W - 20 feet
Thursday December 25 02:30:00 2025
Station
Time: 02:30
Date: 25 Dec 2025
Latitude: 42° 38.21' N
Longitude: 070° 34.52' W
Elevation: 20 feet
Daylight: 09:04
Sun
Start civil twilight: 06:37
Sunrise: 07:10
Transit: 11:42
Sunset: 16:14
End civil twilight: 16:47
Azimuth: 74.4°
Altitude: -50.5°
Right ascension: 274.1°
Declination: -23.4°
Equinox: 03/20/2026 10:45:50 AM
Solstice: 06/21/2026 04:24:28 AM
Moon
Rise: 10:36
Transit: 16:12
Set: 22:00
Azimuth: 326.0°
Altitude: -54.5°
Right ascension: 335.3°
Declination: -11.4°
Full moon: 01/03/2026 05:02:47 AM
New moon: 01/18/2026 02:51:51 PM
Phase: Waxing Crescent
25% full
Temperature (°F)
Current: -
Day Average: -
Day High: - at  -
Day Low: - at  -
Week Average: 35.1
Week High: 46.9 at 01:29:49 PM Sunday
Week Low: 30.3 at 02:32:35 PM Wednesday
Month Average: 37.0
Month High: 48.6 on 12/10/2025
Month Low: 23.4 on 12/15/2025
Year Average: 49.5
Year High: 92.2 on 06/24/2025
Year Low: 12.7 on 01/21/2025
All Time Average: 50.8
All Time High: 93.3 on 07/21/2019
All Time Low: -8.8 on 02/04/2023
Humidity (%)
Current: -
Day Average: -
Day High: - at  -
Day Low: - at  -
Week Average: 76
Week High: 91 at 10:11:18 AM Wednesday
Week Low: 42 at 02:15:19 PM Sunday
Month Average: 64
Month High: 91 on 12/24/2025
Month Low: 37 on 12/11/2025
Year Average: 77
Year High: 100 on 08/14/2025
Year Low: 24 on 03/28/2025
All Time Average: 79
All Time High: 100 on 08/23/2015
All Time Low: 1 on 06/11/2019
Dew Point (°F)
Current: -
Day Average: -
Day High: - at  -
Day Low: - at  -
Week Average: 27.1
Week High: 31.1 at 10:11:18 AM Wednesday
Week Low: 19.5 at 03:59:36 PM Sunday
Month Average: 27.1
Month High: 42.1 on 12/10/2025
Month Low: 4.4 on 12/09/2025
Year Average: 42.1
Year High: 75.8 on 06/24/2025
Year Low: -6.7 on 01/22/2025
All Time Average: 43.0
All Time High: 86.1 on 07/11/2023
All Time Low: -47.3 on 06/13/2019
Wind Chill (°F)
Current: -
Day Low: - at  -
Week Low: 14.9 at 12:39:48 PM Wednesday
Month Low: 7.1 on 12/15/2025
Year Low: -6.6 on 02/19/2025
All Time Low: -42.4 on 02/04/2023
Heat Index (°F)
Current: -
Day High: - at  -
Week High: 43.5 at 01:29:49 PM Sunday
Month High: 46.8 on 12/10/2025
Year High: 104.5 on 06/24/2025
All Time High: 112.3 on 07/11/2023
Barometer ( inHg)
Current: -
Day Average: -
Day High: - at  -
Day Low: - at  -
Week Average: -
Week High: - at  -
Week Low: - at  -
Month Average: -
Month High: - on  -
Month Low: - on  -
Year Average: -
Year High: - on  -
Year Low: - on  -
All Time Average: 29.885
All Time High: 30.822 on 11/25/2015
All Time Low: 27.272 on 07/11/2023
Wind ( mph)
Current: 7 W
Day Average: 8 NW
Day High: 17 at 01:48
Week Average: 14 WNW
Week High: 46 at 09:47:22 AM Wednesday
Month Average: 15 W
Month High: 55 on 12/19/2025
Year Average: 13 W
Year High: 105 on 03/29/2025
All Time Average: 11 NW
All Time High: 105 on 12/10/2024
Rain ( in - in/hr)
Rate: 0.00
Day: 0.00
Day High Rate: 655.35 at 00:00
Week: 0.00
Week High Rate: 655.35 at 12:00:04 AM Sunday
Month: 0.00
Month High Rate: 655.35 on 12/01/2025
Year: 15.83
Year High Rate: 655.35 on 05/20/2025
All Time High Rate: 655.35 on 02/23/2021