Climate averages 1991–2020
Syracuse weather
in August.
A warm, wet month: the 2nd warmest and the joint 7th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
August is a warm month in Syracuse: daytime highs average 25.4°C and nights cool to about 17.5°C. By daytime temperature it is the 2nd warmest of the 12 months.
Expect about 100 mm of rain on roughly 13 days, which makes August a wet month (the joint 7th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 13 h 57 min on an average August day.
The nearest other city in this atlas is Rochester (New York), United States (120 km away). In August its highs average 25.1°C, about as warm as Syracuse, with 80 mm of rain.
Among the 498 cities listed in the United States, Syracuse ranks joint 465th of 498 for the warmest August highs and joint 399th of 498 for the driest August (rainfall, lowest first). The mean August high of those 498 cities is 29.9°C; Syracuse is 4.5°C cooler than that mean.
From August to September, average highs fall by 3.6°C to 21.8°C, and monthly rainfall falls from 100 mm to 99 mm.
The annual picture
August 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
Syracuse climate table
| Month | Average highHigh / low | Average low | Precipitation mm/month | Wet days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | -0.4°C-8.0°C | -8.0°C | 83 | 14.1 | 9.49 h |
| February | 0.7°C-8.0°C | -8.0°C | 73 | 12.2 | 10.510 h |
| March | 5.4°C-3.7°C | -3.7°C | 94 | 13.3 | 11.912 h |
| April | 12.7°C3.0°C | 3.0°C | 107 | 13.8 | 13.413 h |
| May | 19.4°C9.8°C | 9.8°C | 100 | 13.3 | 14.615 h |
| June | 23.9°C15.2°C | 15.2°C | 115 | 13.3 | 15.315 h |
| July | 26.3°C18.1°C | 18.1°C | 111 | 13.1 | 15.015 h |
| August, selected | 25.4°C17.5°C | 17.5°C | 100 | 12.5 | 13.914 h |
| September | 21.8°C13.8°C | 13.8°C | 99 | 10.7 | 12.513 h |
| October | 15.0°C8.0°C | 8.0°C | 114 | 13.3 | 11.111 h |
| November | 8.3°C1.8°C | 1.8°C | 93 | 13.9 | 9.810 h |
| December | 2.5°C-3.7°C | -3.7°C | 96 | 14.8 | 9.19 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
August in nearby cities
- Rochester (New York), United States in AugustUnited States · 120 kmHigh 25.1°C · Low 17.8°C · 80 mm rain
- Kingston, Canada in AugustCanada · 134 kmHigh 24.1°C · Low 18.7°C · 96 mm rain
- Scranton in AugustUnited States · 187 kmHigh 26.5°C · Low 17.3°C · 84 mm rain
- Albany (New York), United States in AugustUnited States · 200 kmHigh 26.5°C · Low 16.8°C · 91 mm rain
- Cheektowaga in AugustUnited States · 213 kmHigh 24.8°C · Low 17.5°C · 80 mm rain
- Amherst in AugustUnited States · 216 kmHigh 25.0°C · Low 17.7°C · 80 mm rain
- Buffalo in AugustUnited States · 223 kmHigh 24.5°C · Low 18.2°C · 85 mm rain
- Peterborough, Canada in AugustCanada · 223 kmHigh 24.7°C · Low 16.4°C · 85 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 Syracuse) is explained once on the Syracuse year overview and on the Sources, method and limits page.