Climate averages 1991–2020
Springfield (Massachusetts), United States weather
in September.
A warm, wet month: the 4th warmest and the 9th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a warm month in Springfield (Massachusetts), United States: daytime highs average 22.8°C and nights cool to about 13.7°C. By daytime temperature it is the 4th warmest of the 12 months.
Expect about 96 mm of rain on roughly 9 days, which makes September a wet month (the 9th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 32 min on an average September day.
The nearest other city in this atlas is Hartford (38 km away). In September its highs average 23.4°C, 0.5°C warmer than Springfield (Massachusetts), United States, with 97 mm of rain.
Among the 498 cities listed in the United States, Springfield (Massachusetts), United States ranks joint 414th of 498 for the warmest September highs and joint 377th of 498 for the driest September (rainfall, lowest first). The mean September high of those 498 cities is 26.9°C; Springfield (Massachusetts), United States is 4.1°C cooler than that mean.
From September to October, average highs fall by 6.9°C to 16.0°C, and monthly rainfall rises from 96 mm to 104 mm.
The annual picture
September in context
Monthly precipitation
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Springfield (Massachusetts), United States climate table
| Month | Average highHigh / low | Average low | Precipitation mm/month | Wet days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 1.3°C-7.4°C | -7.4°C | 84 | 9.6 | 9.59 h |
| February | 2.8°C-6.6°C | -6.6°C | 77 | 8.8 | 10.511 h |
| March | 7.3°C-2.5°C | -2.5°C | 102 | 10.2 | 11.912 h |
| April | 14.1°C3.5°C | 3.5°C | 90 | 10.8 | 13.313 h |
| May | 19.9°C9.5°C | 9.5°C | 83 | 10.8 | 14.515 h |
| June | 24.9°C14.9°C | 14.9°C | 93 | 11.0 | 15.215 h |
| July | 28.0°C18.2°C | 18.2°C | 85 | 9.9 | 14.915 h |
| August | 27.1°C17.5°C | 17.5°C | 91 | 9.5 | 13.914 h |
| September, selected | 22.8°C13.7°C | 13.7°C | 96 | 8.5 | 12.513 h |
| October | 16.0°C7.6°C | 7.6°C | 104 | 9.4 | 11.111 h |
| November | 9.6°C1.9°C | 1.9°C | 85 | 8.7 | 9.910 h |
| December | 4.0°C-3.4°C | -3.4°C | 104 | 10.3 | 9.29 h |
Precipitation (rain or snow, as water) is the average of the 30 separate monthly totals. A wet day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
September in nearby cities
- Hartford in SeptemberUnited States · 38 kmHigh 23.4°C · Low 13.9°C · 97 mm rain
- New Britain in SeptemberUnited States · 51 kmHigh 23.3°C · Low 14.1°C · 97 mm rain
- Worcester, United States in SeptemberUnited States · 67 kmHigh 22.3°C · Low 13.6°C · 92 mm rain
- Waterbury in SeptemberUnited States · 72 kmHigh 23.2°C · Low 14.6°C · 101 mm rain
- New Haven in SeptemberUnited States · 93 kmHigh 22.6°C · Low 16.2°C · 109 mm rain
- Providence in SeptemberUnited States · 102 kmHigh 22.9°C · Low 14.9°C · 91 mm rain
- Pawtucket in SeptemberUnited States · 103 kmHigh 23.1°C · Low 14.7°C · 89 mm rain
- Danbury in SeptemberUnited States · 106 kmHigh 23.0°C · Low 14.6°C · 108 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Springfield) is explained once on the Springfield (Massachusetts), United States year overview and on the Sources, method and limits page.