Boston
Massachusetts, United States · now 8°, light drizzle
September 1991
- Average
- 21° / 13°
- Warmest
- Sep 17, 31°
- Coldest
- Sep 30, 4°
- Rain
- 171.5 mm
- Wet days
- 9 days (≥ 1 mm)
- Against normal
- 1° cooler than normal
- Sun 113°19°−4°
- Mon 211°22°−2°
- Tue 314°26°+2°
- Wed 40.8 mm17°29°+5°
- Thu 525.8 mm15°21°−3°
- Fri 60.7 mm14°20°−4°
- Sat 714°24°+1°
- Sun 816°26°+2°
- Mon 915°24°±0°
- Tue 1017°28°+4°
- Wed 1113°22°−2°
- Thu 1211°21°−3°
- Fri 1310°21°−2°
- Sat 142.5 mm14°18°−4°
- Sun 1513.1 mm15°20°−1°
- Mon 163.2 mm20°29°+9°
- Tue 170.6 mm22°31°+10°
- Wed 180.7 mm18°24°+4°
- Thu 1915.1 mm14°26°+5°
- Fri 2016.3 mm10°16°−5°
- Sat 218°14°−7°
- Sun 227°18°−3°
- Mon 233.0 mm11°21°±0°
- Tue 240.4 mm14°21°±0°
- Wed 2537.7 mm14°21°±0°
- Thu 2651.6 mm12°16°−5°
- Fri 279°17°−3°
- Sat 287°15°−5°
- Sun 296°19°−1°
- Mon 304°13°−7°
6 September in past years, 1982–1991
- 1991 Fri0.7 mm14°20°
- 1990 Thu0.3 mm17°26°
- 1989 Wed12°23°
- 1988 Tue12°18°
- 1987 Sun13°22°
- 1986 Sat7.7 mm17°24°
- 1985 Fri17.2 mm16°22°
- 1984 Thu11°19°
- 1983 Tue21°32°
- 1982 Mon13°25°
· Weather data by ECMWF (CC BY 4.0) via Open-Meteo · Historical weather: ERA5, Copernicus Climate Change Service, via Open-Meteo