Boston
Massachusetts, United States · now 6°, heavy drizzle
September 1975
- Average
- 20° / 13°
- Warmest
- Sep 21, 25°
- Coldest
- Sep 15, 7°
- Rain
- 135.9 mm
- Wet days
- 13 days (≥ 1 mm)
- Against normal
- 2° cooler than normal
- Mon 110°20°−4°
- Tue 22.5 mm13°22°−3°
- Wed 35.7 mm14°19°−5°
- Thu 413°24°±0°
- Fri 515°25°+1°
- Sat 61.3 mm15°23°±0°
- Sun 715°22°−1°
- Mon 83.0 mm14°24°±0°
- Tue 912°20°−3°
- Wed 1010°19°−4°
- Thu 1110°23°+1°
- Fri 1220.4 mm14°22°±0°
- Sat 138.8 mm12°19°−3°
- Sun 149°16°−6°
- Mon 157°17°−5°
- Tue 169°19°−3°
- Wed 1711°19°−2°
- Thu 1810°19°−2°
- Fri 195.9 mm14°19°−3°
- Sat 200.6 mm16°23°+1°
- Sun 212.9 mm18°25°+4°
- Mon 2214°22°+1°
- Tue 2334.8 mm14°17°−5°
- Wed 2433.7 mm13°15°−6°
- Thu 253.9 mm13°15°−6°
- Fri 262.6 mm15°21°+1°
- Sat 279.7 mm15°21°+1°
- Sun 2813°20°±0°
- Mon 2911°21°+1°
- Tue 300.1 mm10°20°+1°
20 September in past years, 1966–1975
- 1975 Sat0.6 mm16°23°
- 1974 Fri0.2 mm17°25°
- 1973 Thu11°21°
- 1972 Wed2.8 mm12°15°
- 1971 Mon0.5 mm16°21°
- 1970 Sun11°23°
- 1969 Sat8°15°
- 1968 Fri14°23°
- 1967 Wed13°21°
- 1966 Tue0.4 mm11°15°
· Weather data by ECMWF (CC BY 4.0) via Open-Meteo · Historical weather: ERA5, Copernicus Climate Change Service, via Open-Meteo