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Boston

Massachusetts, United States · now 9°, overcast

May 2012

Average
20° / 12°
Warmest
May 29, 31°
Coldest
May 1, 7°
Rain
90.4 mm
Wet days
12 days (≥ 1 mm)
Against normal
1° warmer than normal
Day's low to highNormal: 2002–2011 averageRain
  1. Tue 118.5 mm7°9°−8°
  2. Wed 27°12°−6°
  3. Thu 33.1 mm8°11°−7°
  4. Fri 45.5 mm9°15°−3°
  5. Sat 52.8 mm9°14°−4°
  6. Sun 68°15°−3°
  7. Mon 78°18°±0°
  8. Tue 84.7 mm10°14°−4°
  9. Wed 96.1 mm13°17°±0°
  10. Thu 1020.8 mm9°17°±0°
  11. Fri 118°16°−1°
  12. Sat 127°24°+7°
  13. Sun 1310°26°+8°
  14. Mon 140.1 mm13°20°+3°
  15. Tue 1514.6 mm14°22°+5°
  16. Wed 160.6 mm15°22°+5°
  17. Thu 1711°20°+2°
  18. Fri 189°20°+2°
  19. Sat 199°22°+4°
  20. Sun 2013°24°+6°
  21. Mon 212.5 mm13°20°+2°
  22. Tue 224.0 mm14°17°−2°
  23. Wed 2315°23°+3°
  24. Thu 2415°23°+3°
  25. Fri 251.0 mm15°23°+3°
  26. Sat 260.5 mm18°30°+9°
  27. Sun 2716°23°+1°
  28. Mon 285.2 mm16°23°+1°
  29. Tue 2916°31°+9°
  30. Wed 300.4 mm18°25°+3°
  31. Thu 3117°27°+5°

21 May in past years, 2003–2012

  1. 2012 Mon2.5 mm13°20°
  2. 2011 Sat10°20°
  3. 2010 Fri12°20°
  4. 2009 Thu14°30°
  5. 2008 Wed6°19°
  6. 2007 Mon8°16°
  7. 2006 Sun4.9 mm7°19°
  8. 2005 Sat5.7 mm7°12°
  9. 2004 Fri0.1 mm12°26°
  10. 2003 Wed4.2 mm12°17°

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