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Boston

Massachusetts, United States · now 13°, overcast

September 2003

Average
22° / 14°
Warmest
Sep 20, 27°
Coldest
Sep 10, 10°
Rain
74.8 mm
Wet days
8 days (≥ 1 mm)
Against normal
About normal
Day's low to highNormal: 1993–2002 averageRain
  1. Mon 14.3 mm15°19°−5°
  2. Tue 226.3 mm15°18°−6°
  3. Wed 314°20°−4°
  4. Thu 46.2 mm17°25°+1°
  5. Fri 516°24°±0°
  6. Sat 614°23°−2°
  7. Sun 714°26°+2°
  8. Mon 814°21°−3°
  9. Tue 912°18°−6°
  10. Wed 1010°23°−1°
  11. Thu 1115°22°−2°
  12. Fri 1214°20°−4°
  13. Sat 1314°22°−1°
  14. Sun 141.4 mm17°26°+3°
  15. Mon 150.5 mm17°25°+2°
  16. Tue 1611.6 mm16°25°+3°
  17. Wed 1714°24°+2°
  18. Thu 1815°21°−1°
  19. Fri 195.3 mm17°23°+2°
  20. Sat 200.1 mm18°27°+6°
  21. Sun 2115°23°+2°
  22. Mon 2214°22°+1°
  23. Tue 2312.9 mm15°22°+2°
  24. Wed 2412°22°+2°
  25. Thu 2513°24°+4°
  26. Fri 2616°20°+1°
  27. Sat 2715°23°+4°
  28. Sun 286.1 mm16°23°+4°
  29. Mon 290.1 mm12°22°+3°
  30. Tue 3010°18°−1°

18 September in past years, 1994–2003

  1. 2003 Thu15°21°
  2. 2002 Wed14°22°
  3. 2001 Tue12°24°
  4. 2000 Mon14°24°
  5. 1999 Sat12°21°
  6. 1998 Fri13°18°
  7. 1997 Thu0.2 mm16°25°
  8. 1996 Wed27.1 mm13°15°
  9. 1995 Mon12°20°
  10. 1994 Sun11.4 mm13°20°

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