Boston
Massachusetts, United States · now 9°, overcast
December 2009
- Average
- 3° / -5°
- Warmest
- Dec 3, 19°
- Coldest
- Dec 23, -15°
- Rain
- 129.2 mm · snow 30.3 cm
- Wet days
- 11 days (≥ 1 mm)
- Against normal
- 1° cooler than normal
- Tue 10°6°±0°
- Wed 20.3 mm0°11°+5°
- Thu 324.4 mm8°19°+13°
- Fri 44°11°+6°
- Sat 54.1 cm snow1°7°+2°
- Sun 62.7 cm snow-6°2°−2°
- Mon 7-7°3°−1°
- Tue 8-6°3°−1°
- Wed 98.1 cm snow-3°7°+3°
- Thu 10-2°6°+2°
- Fri 110.1 cm snow-6°-2°−6°
- Sat 12-7°-2°−6°
- Sun 1314.1 mm-7°6°+1°
- Mon 14-1°5°±0°
- Tue 151°8°+4°
- Wed 16-4°1°−3°
- Thu 17-12°-4°−8°
- Fri 18-13°-3°−7°
- Sat 191 cm snow-8°-1°−5°
- Sun 2012.8 cm snow-8°-3°−7°
- Mon 21-8°-2°−6°
- Tue 22-12°-3°−7°
- Wed 23-15°-6°−10°
- Thu 24-10°3°−1°
- Fri 25-5°2°−2°
- Sat 261.2 mm1°5°+1°
- Sun 2715.0 mm-1°11°+7°
- Mon 282.2 mm-4°5°+2°
- Tue 29-13°-1°−4°
- Wed 30-13°-2°−5°
- Thu 311.5 cm snow-5°1°−3°
15 December in past years, 2000–2009
- 2009 Tue1°8°
- 2008 Mon4°15°
- 2007 Sat-11°-4°
- 2006 Fri5°11°
- 2005 Thu-18°-3°
- 2004 Wed-7°-2°
- 2003 Mon0.7 cm snow-4°4°
- 2002 Sun0.3 mm0°5°
- 2001 Sat0.1 cm snow-1°8°
- 2000 Fri-6°-1°
· Weather data by ECMWF (CC BY 4.0) via Open-Meteo · Historical weather: ERA5, Copernicus Climate Change Service, via Open-Meteo