Climate averages 1991–2020
Edison weather
in October.
A mild, wet month: the 6th warmest and the 6th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
October is a mild month in Edison: daytime highs average 17.8°C and nights cool to about 9.7°C. By daytime temperature it is the 6th warmest of the 12 months.
Expect about 95 mm of rain on roughly 9 days, which makes October a wet month (the 6th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 10 min on an average October day.
The nearest other city in this atlas is Staten Island (24 km away). In October its highs average 17.7°C, about as warm as Edison, with 94 mm of rain.
Among the 498 cities listed in the United States, Edison ranks 328th of 498 for the warmest October highs and joint 367th of 498 for the driest October (rainfall, lowest first). The mean October high of those 498 cities is 21.4°C; Edison is 3.5°C cooler than that mean.
From October to November, average highs fall by 6.1°C to 11.7°C, and monthly rainfall falls from 95 mm to 76 mm.
The annual picture
October in context
Monthly rainfall
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
Edison climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 3.7°C-4.1°C | -4.1°C | 83 | 9.2 | 9.610 h |
| February | 5.2°C-3.6°C | -3.6°C | 78 | 8.6 | 10.611 h |
| March | 9.7°C0.2°C | 0.2°C | 108 | 10.5 | 11.912 h |
| April | 16.0°C6.0°C | 6.0°C | 93 | 10.7 | 13.313 h |
| May | 21.4°C11.6°C | 11.6°C | 90 | 11.4 | 14.414 h |
| June | 26.4°C17.0°C | 17.0°C | 106 | 11.2 | 15.015 h |
| July | 29.4°C20.2°C | 20.2°C | 108 | 11.2 | 14.815 h |
| August | 28.2°C19.5°C | 19.5°C | 103 | 10.2 | 13.814 h |
| September | 24.3°C15.9°C | 15.9°C | 101 | 9.1 | 12.513 h |
| October, selected | 17.8°C9.7°C | 9.7°C | 95 | 8.6 | 11.211 h |
| November | 11.7°C3.9°C | 3.9°C | 76 | 7.8 | 10.010 h |
| December | 6.3°C-0.8°C | -0.8°C | 102 | 9.4 | 9.39 h |
Rainfall is the average of the 30 separate monthly totals. A rain 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
October in nearby cities
- Staten Island in OctoberUnited States · 24 kmHigh 17.7°C · Low 9.9°C · 94 mm rain
- Newark in OctoberUnited States · 31 kmHigh 17.7°C · Low 9.3°C · 99 mm rain
- New York City in OctoberUnited States · 41 kmHigh 17.3°C · Low 9.4°C · 97 mm rain
- Brooklyn in OctoberUnited States · 42 kmHigh 17.5°C · Low 9.9°C · 97 mm rain
- Trenton in OctoberUnited States · 44 kmHigh 18.2°C · Low 9.5°C · 92 mm rain
- Passaic in OctoberUnited States · 45 kmHigh 17.3°C · Low 9.2°C · 99 mm rain
- Manhattan in OctoberUnited States · 48 kmHigh 17.3°C · Low 9.4°C · 97 mm rain
- Paterson in OctoberUnited States · 49 kmHigh 17.3°C · Low 9.2°C · 104 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 Edison) is explained once on the Edison year overview and on the Sources, method and limits page.