Winter nights in Hamilton College are colder than in 89% of U.S. towns
Midsummer highs settle at about 82°. Expect the heaviest rain or snow in June and the lightest in February. By July afternoons alone, it runs cooler than 84% of U.S. towns. Tender plants can go out after about May 1; in half of years the first frost comes by October 13.
A year in Hamilton College at a glance
Each month’s typical high and low, and what it brings.
What stands out about Hamilton College’s climate
Compared with towns across the U.S., with Hamilton College’s place in New York beside it.
What a year in Hamilton College feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 164 frost-free days a year
In half of years the last 32° night comes by May 1 and the first by October 13. Frost and day counts come from NOAA’s station at Utica Oneida Co Airport, 6 miles from the town’s center, 190 ft lower.
The 2023 USDA map puts Hamilton College’s center in zone 5b: the coldest night of a typical winter, averaged over 1991–2020, reaches about −13°. Plant labels use the zone; frost dates tell you when to plant.
Freezing nights by month
Average nights at or below 32°
90° days by month
Average days at 90° or more
About 43 inches of rain a year
June is the wettest month and February the driest.
Rain + melted snow by month
Inches of water
Heating and cooling a home in Hamilton College
94% of the work is heating, so the furnace matters far more than the air conditioner. Months averaging under 55° run from October through April.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. NOAA normals at Utica Oneida Co Airport.
Living with Hamilton College’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
164 frost-free days in zone 5b. The last frost comes by May 1 in half of years, so many gardeners wait a week or two past that to set out tomatoes. The first fall frost comes by Oct 13.
Months with highs of 62–84° and lows of 40° or more: May, June, July, August and September. 1.3 miles of trails are waiting.
Parks & trails →Of the yearly building losses FEMA expects in Hamilton College from natural hazards, river flooding is the largest share (68%); heat waves, cold waves, winter storms and ice storms together are 17%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Hamilton College and similar climates
TownRatings has no climate map of the towns around Hamilton College yet.
Temperatures and precipitation come from NOAA’s 5 km grid; snow and day counts from the stations named on this page.
Warmer than it used to be
The last 30 years in Hamilton College averaged 1.4° warmer than the 1900s. The biggest change is in December (+3.2°).
A bigger shift than in 52% of U.S. towns.
Change by month
The two periods overlap (1991–2000 is in both), which makes the gap a little smaller than it would be between separate periods.
How Hamilton College compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Hamilton College’s place among New York’s.
Hamilton College weather by month
Highs, lows and precipitation from NOAA’s grid at Hamilton College’s center. 1991–2020 normals.
| Month | High | Low | Rain + melt | 30-yr range |
|---|---|---|---|---|
| January | 30° | 13° | 2.7" | 10° – 31° |
| February | 33° | 15° | 2.3" | 10° – 30° |
| March | 42° | 22° | 2.9" | 24° – 44° |
| April | 56° | 33° | 3.6" | 38° – 50° |
| May | 69° | 45° | 3.9" | 51° – 62° |
| June | 77° | 54° | 4.4" | 63° – 71° |
| July | 82° | 59° | 4.2" | 65° – 74° |
| August | 80° | 57° | 4.0" | 65° – 72° |
| September | 73° | 50° | 3.7" | 58° – 66° |
| October | 60° | 40° | 4.3" | 44° – 56° |
| November | 47° | 30° | 3.3" | 33° – 44° |
| December | 36° | 21° | 3.2" | 20° – 40° |
| Year | 57° | 37° | 42.5" |
How much a month can swing
A normal is an average. February swings the most: from 1991 to 2020 its average ranged from 10° to 30°. August is the most reliable, staying within 7°.
Where Hamilton College’s numbers come from
Normals are 30-year averages, not a forecast. How TownRatings reads climate data →
- Temperatures and precipitation: NOAA’s gridded 1991–2020 normals for the 5 km cell at Hamilton College’s center.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Utica Oneida Co Airport, 6 miles from the town’s center, 190 ft lower; the nearest station that passes our checks for distance, height and agreement with the grid.
- Growing zone: USDA Plant Hardiness Zone Map, 2023. USDA Agricultural Research Service and PRISM Group, Oregon State University, prism.oregonstate.edu/phzm, accessed 8 Oct 2026.
- Then and now: NOAA’s gridded normals for 1901–2000 at the same cell.
- Storms and extremes: FEMA National Risk Index (expected annual losses to buildings).
Common questions about Hamilton College’s climate
What is the weather like in Hamilton College?
A typical July afternoon reaches 82°, a January night drops to 13°. Colder January nights than 89% of U.S. towns; cooler July afternoons than 84% of U.S. towns.
How cold does it get in Hamilton College in winter?
January nights average 13°. About 140 nights a year reach 32° or below and 11 reach 0° or below. In the coldest January of the last 30 years the month averaged 10°.
How hot does it get in Hamilton College?
July, with a typical high of 82° and a low of 59°. About 5 days a year reach 90° (Utica Oneida Co Airport).
When is the first and last frost in Hamilton College?
In half of years the last spring frost (32°) comes by May 1 and the first fall frost by October 13, about 164 frost-free days, at Utica Oneida Co Airport.
What growing zone is Hamilton College in?
Zone 5b on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about −13°.
What is the best time of year to visit Hamilton College?
By one simple rule (highs of 62–84° and lows of 40° or more), May, June, July, August and September. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Hamilton College getting warmer?
Yes: 1991–2020 averaged 1.4° warmer than 1901–2000 on NOAA’s grid. A bigger shift than 52% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Hamilton College.
Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000; USDA/PRISM 2023 hardiness zones; FEMA National Risk Index. Today’s forecast: National Weather Service.