Boston
Massachusetts, United States · now 7°, heavy drizzle
September 1978
- Average
- 21° / 12°
- Warmest
- Sep 21, 29°
- Coldest
- Sep 30, 7°
- Rain
- 33.9 mm
- Wet days
- 7 days (≥ 1 mm)
- Against normal
- 1° cooler than normal
- Fri 13.2 mm16°24°−1°
- Sat 214°25°+1°
- Sun 317°26°+2°
- Mon 40.2 mm15°24°±0°
- Tue 514°27°+3°
- Wed 614°25°+2°
- Thu 70.2 mm14°24°+1°
- Fri 810°19°−4°
- Sat 91.5 mm11°17°−5°
- Sun 100.4 mm9°18°−4°
- Mon 110.6 mm13°24°+1°
- Tue 1211.3 mm14°24°+2°
- Wed 1310°17°−6°
- Thu 1410°17°−6°
- Fri 151.8 mm10°20°−2°
- Sat 163.8 mm14°24°+3°
- Sun 1712°20°−1°
- Mon 180.4 mm13°17°−4°
- Tue 196.7 mm10°19°−3°
- Wed 209°23°+2°
- Thu 2115°29°+9°
- Fri 222.5 mm13°22°+2°
- Sat 230.6 mm11°18°−3°
- Sun 248°20°−1°
- Mon 2511°21°+1°
- Tue 268°15°−5°
- Wed 270.3 mm8°19°−1°
- Thu 280.4 mm9°21°±0°
- Fri 297°17°−4°
- Sat 307°18°−2°
15 September in past years, 1969–1978
- 1978 Fri1.8 mm10°20°
- 1977 Thu12°18°
- 1976 Wed16°27°
- 1975 Mon7°17°
- 1974 Sun12°20°
- 1973 Sat2.5 mm14°19°
- 1972 Fri14°19°
- 1971 Wed1.3 mm18°23°
- 1970 Tue11.0 mm13°14°
- 1969 Mon15°27°
· Weather data by ECMWF (CC BY 4.0) via Open-Meteo · Historical weather: ERA5, Copernicus Climate Change Service, via Open-Meteo