MIT Sailing Pavilion
15.12.2025 00:30

Monthly Summary: 
Yearly Summary: 

Almanac Data

Station: MIT Sailing Pavilion
Time: 00:30
Date: 15 Dec 2025
Latitude: 42° 21.51' N
Longitude: 071° 05.26' W
Elevation: 30 feet
Daylight: 09:07
 
Sun
Start civil twilight: 06:33
Sunrise: 07:06
Transit: 11:39
Sunset: 16:13
End civil twilight: 16:45
Azimuth: 32.8°
Altitude: -68.2°
Right ascension: 262.9°
Declination: -23.3°
Solstice: 21.12.2025 10:02
Equinox: 20.03.2026 10:45
 
Moon
Rise: 03:01
Transit: 08:10
Set: 13:11
Azimuth: 87.0°
Altitude: -27.0°
Right ascension: 208.0°
Declination: -15.8°
New moon: 19.12.2025 20:43
Full moon: 03.01.2026 05:02
Phase: waning crescent
20% full
Temperature (°F) Humidity (%) Dew Point (°F)
Current: 19.5
Day Average: 19.7
Day High: 20.0 at 00:00
Day Low: 19.4 at 00:26
Week Average: 19.7
Week High: 20.0 at 00:00 on Monday
Week Low: 19.4 at 00:26 on Monday
Month Average: 32.7
Month High: 49.7 on 10.12.2025
Month Low: 13.7 on 05.12.2025
Year Average: 54.7
Year High: 102.4 on 24.06.2025
Year Low: 10.5 on 22.01.2025
All Time Average: 54.3
All Time High: 119.0 on 01.03.2023
All Time Low: -7.2 on 04.02.2023
Current: 57
Day Average: 56
Day High: 57 at 00:28
Day Low: 53 at 00:05
Week Average: 56
Week High: 57 at 00:28 on Monday
Week Low: 53 at 00:05 on Monday
Month Average: 62
Month High: 91 on 02.12.2025
Month Low: 25 on 08.12.2025
Year Average: 67
Year High: 97 on 06.05.2025
Year Low: 17 on 20.04.2025
All Time Average: 67
All Time High: 99 on 25.02.2010
All Time Low: 0 on 23.12.2022
Current: 6.8
Day Average: 6.4
Day High: 6.8 at 00:28
Day Low: 5.4 at 00:06
Week Average: 6.4
Week High: 6.8 at 00:28 on Monday
Week Low: 5.4 at 00:06 on Monday
Month Average: 6.4
Month High: 41.5 on 10.12.2025
Month Low: -5.3 on 05.12.2025
Year Average: 43.1
Year High: 78.5 on 23.06.2025
Year Low: -7.1 on 22.01.2025
All Time Average: 43.4
All Time High: 79.5 on 03.07.2018
All Time Low: -57.6 on 24.02.2023
Wind Chill (°F) Heat Index (°F) Barometer ( mbar)
Current: 11.3
Day Low: 4.3 at 00:04
Week Low: 4.3 at 00:04 on Monday
Month Low: -0.7 on 05.12.2025
Year Low: -0.7 on 05.12.2025
All Time Low: -26.5 on 04.02.2023
Current: 19.5
Day High: 20.0 at 00:00
Week High: 20.0 at 00:00 on Monday
Month High: 49.7 on 10.12.2025
Year High: 113.9 on 24.06.2025
All Time High: 113.9 on 24.06.2025
Current: 1012.4
Day Average: 1012.5
Day High: 1012.7 at 00:00
Day Low: 1012.4 at 00:28
Week Average: 1012.5
Week High: 1012.7 at 00:00 on Monday
Week Low: 1012.4 at 00:28 on Monday
Month Average: 1012.5
Month High: 1026.1 on 05.12.2025
Month Low: 989.8 on 11.12.2025
Year Average: 1014.0
Year High: 1036.7 on 02.02.2025
Year Low: 978.7 on 16.02.2025
All Time Average: 1015.4
All Time High: 1045.9 on 14.12.2024
All Time Low: 969.5 on 07.02.2020
Wind ( mph) Rain ( in - in/hr)
Current: 6 WNW
Day Average: 7 WNW
Day High: 19 at 00:04
Week Average: 7 WNW
Week High: 19 at 00:04 on Monday
Month Average: 6 SW
Month High: 34 on 04.12.2025
Year Average: 6 SSW
Year High: 45 on 07.03.2025
All Time Average: 6
All Time High: 96 on 14.04.2014
Rate: 0.00
Day: 0.00
Day High Rate: 0.00 at 00:00
Week: 0.00
Week High Rate: 0.00 at 00:00 on Monday
Month: 0.92
Month High Rate: 0.18 on 02.12.2025
Year: 32.50
Year High Rate: 5.82 on 06.09.2025
All Time High Rate: 82.29 on 02.02.2011
Inside Temperature (°F) Inside Humidity (°F)
Current: 50.2
Day Average: 50.3
Day High: 50.6 at 00:00
Day Low: 50.1 at 00:26
Week Average: 50.3
Week High: 50.6 at 00:00 on Monday
Week Low: 50.1 at 00:26 on Monday
Month Average: 55.9
Month High: 72.2 on 01.12.2025
Month Low: 47.5 on 05.12.2025
Year Average: 68.8
Year High: 107.7 on 24.06.2025
Year Low: 45.3 on 02.02.2025
All Time Average: 72.0
All Time High: 116.6 on 31.05.2013
All Time Low: 33.4 on 15.01.2018
Current: 30
Day Average: 30
Day High: 30 at 00:00
Day Low: 30 at 00:00
Week Average: 30
Week High: 30 at 00:00 on Monday
Week Low: 30 at 00:00 on Monday
Month Average: 30
Month High: 41 on 03.12.2025
Month Low: 14 on 11.12.2025
Year Average: 33
Year High: 63 on 25.09.2025
Year Low: 6 on 30.04.2025
All Time Average: 34
All Time High: 100 on 03.02.2012
All Time Low: 0 on 04.03.2011