Climate averages 1991–2020
Erie weather
in December.
A cold, wet month: the 10th warmest and the wettest of the year.
Long-term climate patterns, not a forecast for a particular trip.
December is a cold month in Erie: daytime highs average 2.9°C and nights cool to about -1.5°C. By daytime temperature it is the 10th warmest of the 12 months.
Expect about 129 mm of rain on roughly 18 days, which makes December a wet month (the wettest month of the year). Daylight, from sunrise to sunset, lasts about 9 h 10 min on an average December day.
The nearest other city in this atlas is Brantford (113 km away). In December its highs average 1.9°C, 1.0°C cooler than Erie, with 63 mm of precipitation.
Among the 498 cities listed in the United States, Erie ranks joint 417th of 498 for the warmest December highs and joint 468th of 498 for the driest December (rainfall, lowest first). The mean December high of those 498 cities is 10.5°C; Erie is 7.6°C cooler than that mean.
From December to January, average highs fall by 2.9°C to 0.0°C, and monthly precipitation falls from 129 mm to 112 mm.
The annual picture
December 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
Erie climate table
| Month | Average highHigh / low | Average low | Precipitation mm/month | Wet days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 0.0°C-5.7°C | -5.7°C | 112 | 16.6 | 9.59 h |
| February | 0.5°C-6.2°C | -6.2°C | 78 | 12.1 | 10.511 h |
| March | 4.3°C-2.4°C | -2.4°C | 93 | 12.2 | 11.912 h |
| April | 10.9°C4.2°C | 4.2°C | 109 | 13.1 | 13.313 h |
| May | 17.8°C11.2°C | 11.2°C | 98 | 12.6 | 14.515 h |
| June | 23.1°C17.1°C | 17.1°C | 115 | 13.1 | 15.215 h |
| July | 25.3°C19.8°C | 19.8°C | 121 | 13.4 | 14.915 h |
| August | 24.6°C19.1°C | 19.1°C | 111 | 12.6 | 13.914 h |
| September | 21.2°C15.6°C | 15.6°C | 106 | 11.1 | 12.513 h |
| October | 14.8°C9.5°C | 9.5°C | 125 | 14.5 | 11.111 h |
| November | 8.2°C3.5°C | 3.5°C | 123 | 15.5 | 9.810 h |
| December, selected | 2.9°C-1.5°C | -1.5°C | 129 | 17.8 | 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
December in nearby cities
- Brantford in DecemberCanada · 113 kmHigh 1.9°C · Low -4.5°C · 63 mm precipitation
- Stoney Creek in DecemberCanada · 124 kmHigh 2.5°C · Low -3.3°C · 71 mm rain
- Hamilton in DecemberCanada · 126 kmHigh 2.5°C · Low -2.5°C · 71 mm rain
- Buffalo in DecemberUnited States · 130 kmHigh 2.4°C · Low -2.6°C · 78 mm rain
- London, Canada in DecemberCanada · 134 kmHigh 1.5°C · Low -4.5°C · 68 mm precipitation
- St. Catharines in DecemberCanada · 135 kmHigh 2.9°C · Low -1.7°C · 77 mm rain
- Niagara Falls in DecemberCanada · 136 kmHigh 2.4°C · Low -2.5°C · 78 mm rain
- Cambridge, Canada in DecemberCanada · 138 kmHigh 1.1°C · Low -5.4°C · 63 mm precipitation
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 Erie) is explained once on the Erie year overview and on the Sources, method and limits page.