Boston
Massachusetts, United States · now 9°, overcast
September 2009
- Average
- 21° / 13°
- Warmest
- Sep 23, 27°
- Coldest
- Sep 20, 7°
- Rain
- 44.9 mm
- Wet days
- 7 days (≥ 1 mm)
- Against normal
- 2° cooler than normal
- Tue 113°21°−3°
- Wed 212°23°−1°
- Thu 313°25°+1°
- Fri 414°25°+1°
- Sat 517°25°±0°
- Sun 613°18°−7°
- Mon 713°21°−4°
- Tue 814°24°−1°
- Wed 914°20°−5°
- Thu 1013°18°−7°
- Fri 116.4 mm14°18°−6°
- Sat 1219.2 mm16°18°−5°
- Sun 131.0 mm16°25°+2°
- Mon 1414°24°+1°
- Tue 1515°23°+1°
- Wed 160.2 mm13°17°−6°
- Thu 170.4 mm10°16°−7°
- Fri 1810°22°±0°
- Sat 1910°19°−4°
- Sun 207°22°±0°
- Mon 219°23°+1°
- Tue 2212°23°±0°
- Wed 231.0 mm17°27°+5°
- Thu 2415°24°+2°
- Fri 2511°17°−4°
- Sat 268°16°−5°
- Sun 2711.7 mm11°18°−3°
- Mon 281.0 mm15°23°+3°
- Tue 294.0 mm14°20°±0°
- Wed 309°15°−5°
28 September in past years, 2000–2009
- 2009 Mon1.0 mm15°23°
- 2008 Sun23.0 mm17°21°
- 2007 Fri1.7 mm17°26°
- 2006 Thu11°21°
- 2005 Wed11°21°
- 2004 Tue40.7 mm16°17°
- 2003 Sun6.1 mm16°23°
- 2002 Sat8.0 mm12°22°
- 2001 Fri5.5 mm12°16°
- 2000 Thu7°15°
· Weather data by ECMWF (CC BY 4.0) via Open-Meteo · Historical weather: ERA5, Copernicus Climate Change Service, via Open-Meteo