Weather in Buffalo in October
United States · 20-year averages, October
Shoulder season. October is shoulder season in Buffalo — cheaper, quieter, and a genuine gamble. You should expect rain on 16 days of the month, which is more days wet than dry.
October ranks 6 of 12 in Buffalo: past the worst of the year but short of August, which is the month to book if the dates are open.
Rain on 16 days, 3 of them heavy. Enough to need a plan B, not enough to need a plan around it. Pack for 15.4 °C days and 7.5 °C nights; the spread matters more here than any single number.
What the averages hide
The averages here are honest — no hidden extremes worth planning around. Across the twenty years measured, the hottest October day reached 29.4 °C and the coldest night fell to -2 °C, and the wettest single day dropped 35 mm — roughly 36% of the month's rain in one day.
October is one of the reliable ones — rainfall has stayed between 64 mm and 152 mm across all twenty years, a narrow enough band that the 98 mm average is something you can plan against rather than merely quote.
Wind is light at 6.2 km/h, so the temperature on the page is close to the temperature on your skin, and humidity runs at 78%, high enough to notice on the warm days without dominating them.
How October sits in the year
The month is on the way down: 7.9 °C cooler than September, with November dropping another 6.8 °C. The first week and the last are not the same trip.
Daylight in October
11.1 hours of daylight, losing 1.4 hours across the month. That is between Buffalo's extremes of 15.3 and 9 hours, so days are long enough not to constrain the plan.
An inland climate
With no coast nearby, the year swings a fair way — 34.1 °C between the warmest afternoons and the coldest nights, wider than any coastal city at this latitude would manage.
How busy it gets
Shoulder. The value months — prices ease off and you get the place closer to itself.
Crowd levels are estimated from climate desirability and school-holiday calendars, not from visitor numbers.
October in Buffalo versus nearby
If Buffalo is one option among several, the nearby comparison is worth making. Hamilton is a better bet in October — within a degree on temperature, 3 days less rain. Toronto is close enough to be a coin toss — within a degree on temperature, the same number of rain days.
So: October is a compromise. August is 20 points better and is what Buffalo is actually like at its best — worth moving the trip for if that is possible, and worth adjusting expectations for if it is not.
Every month in Buffalo
| Month | High °C | Low °C | Rain days | Rain mm | Humidity % | Daylight h | Score |
|---|---|---|---|---|---|---|---|
| January | -0.8 | -6.7 | 15 | 64 | 88 | 9.3 | 15 |
| February | -0.1 | -6.9 | 12 | 57 | 87 | 10.5 | 19 |
| March | 4.8 | -3.2 | 13 | 63 | 83 | 11.8 | 24 |
| April | 11.7 | 1.8 | 14 | 81 | 79 | 13.3 | 48 |
| May | 18.5 | 8.2 | 14 | 85 | 77 | 14.6 | 70 |
| June | 23.7 | 14 | 15 | 87 | 74 | 15.3 | 73 |
| July | 27.2 | 17.6 | 16 | 91 | 70 | 15.1 | 71 |
| August | 26.8 | 17.3 | 14 | 79 | 70 | 14 | 75 |
| September | 23.3 | 13.7 | 13 | 87 | 72 | 12.6 | 75 |
| October | 15.4 | 7.5 | 16 | 98 | 78 | 11.1 | 55 |
| November | 8.6 | 1.5 | 14 | 75 | 82 | 9.8 | 38 |
| December | 2.2 | -3.1 | 16 | 80 | 87 | 9 | 17 |
See all twelve months in Buffalo, or where else to go in October.
Planning the rest of the trip
- Flight time to Buffalo how long you are actually in the air
- Buffalo time zone and the difference from home
- Days until your trip count down to the departure date
- Gyms & clubs in Buffalo keep training while you are there