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Boston

Massachusetts, United States · now 51°, partly cloudy

May 2018

Average
70° / 52°
Warmest
May 26, 87°
Coldest
May 1, 39°
Rain
2.39 in
Wet days
9 days (≥ 0.04 in)
Against normal
3° warmer than normal
Day's low to highNormal: 2008–2017 averageRain
  1. Tue 139°63°+2°
  2. Wed 253°85°+24°
  3. Thu 30.05 in63°86°+24°
  4. Fri 40.14 in65°79°+16°
  5. Sat 555°73°+10°
  6. Sun 60.20 in52°65°+2°
  7. Mon 70.02 in48°62°−1°
  8. Tue 845°63°−1°
  9. Wed 948°64°−1°
  10. Thu 1049°71°+6°
  11. Fri 1151°65°+1°
  12. Sat 120.09 in46°53°−12°
  13. Sun 1343°57°−9°
  14. Mon 1446°73°+7°
  15. Tue 150.61 in56°85°+18°
  16. Wed 160.02 in51°58°−8°
  17. Thu 1752°72°+4°
  18. Fri 1846°61°−7°
  19. Sat 190.27 in46°54°−13°
  20. Sun 200.66 in54°77°+9°
  21. Mon 2151°75°+7°
  22. Tue 220.12 in52°66°−3°
  23. Wed 230.02 in52°81°+10°
  24. Thu 2451°67°−3°
  25. Fri 2555°85°+14°
  26. Sat 260.02 in61°87°+16°
  27. Sun 270.15 in50°61°−12°
  28. Mon 280.02 in50°62°−11°
  29. Tue 290.01 in58°83°+9°
  30. Wed 3057°65°−9°
  31. Thu 3155°81°+7°

9 May in past years, 2009–2018

  1. 2018 Wed48°64°
  2. 2017 Tue0.04 in37°52°
  3. 2016 Mon43°62°
  4. 2015 Sat46°74°
  5. 2014 Fri0.03 in49°57°
  6. 2013 Thu0.10 in55°67°
  7. 2012 Wed0.24 in55°63°
  8. 2011 Mon48°64°
  9. 2010 Sun41°55°
  10. 2009 Sat0.33 in56°71°

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