Theme, Tides and Units follow your browser and your place until JavaScript loads.

Theme
Tides

Auto shows Tides within 15 miles of the coast.

Units

Auto uses each place's own unit. The °C / °F switch beside the gear changes one page.

Boston

Massachusetts, United States · now 48°, overcast

December 2009

Average
37° / 23°
Warmest
Dec 3, 65°
Coldest
Dec 23, 6°
Rain
5.09 in · snow 11.9 in
Wet days
11 days (≥ 0.04 in)
Against normal
2° cooler than normal
Day's low to highNormal: 1999–2008 averageRain
  1. Tue 132°43°+1°
  2. Wed 20.01 in32°51°+9°
  3. Thu 30.96 in47°65°+24°
  4. Fri 439°51°+10°
  5. Sat 51.6 in snow33°44°+4°
  6. Sun 61.1 in snow22°36°−3°
  7. Mon 720°37°−2°
  8. Tue 821°38°−2°
  9. Wed 93.2 in snow26°45°+5°
  10. Thu 1028°43°+3°
  11. Fri 110 in snow22°28°−12°
  12. Sat 1219°29°−11°
  13. Sun 130.56 in20°43°+2°
  14. Mon 1431°42°+1°
  15. Tue 1535°47°+7°
  16. Wed 1625°35°−5°
  17. Thu 1710°25°−15°
  18. Fri 1810°27°−12°
  19. Sat 190.4 in snow18°30°−9°
  20. Sun 205 in snow17°26°−13°
  21. Mon 2117°28°−11°
  22. Tue 2211°26°−13°
  23. Wed 236°21°−18°
  24. Thu 2414°38°−1°
  25. Fri 2523°36°−3°
  26. Sat 260.05 in33°42°+2°
  27. Sun 270.59 in30°51°+12°
  28. Mon 280.09 in26°42°+4°
  29. Tue 299°29°−8°
  30. Wed 309°29°−9°
  31. Thu 310.6 in snow24°34°−5°

31 December in past years, 2000–2009

  1. 2009 Thu0.6 in snow24°34°
  2. 2008 Wed2.6 in snow6°28°
  3. 2007 Mon1.1 in snow25°40°
  4. 2006 Sun26°38°
  5. 2005 Sat0.8 in snow25°35°
  6. 2004 Fri21°44°
  7. 2003 Wed35°45°
  8. 2002 Tue0.1 in snow23°43°
  9. 2001 Mon24°32°
  10. 2000 Sun0.1 in snow21°35°

· Weather data by ECMWF (CC BY 4.0) via Open-Meteo · Historical weather: ERA5, Copernicus Climate Change Service, via Open-Meteo