Photo: Mr. Matté (if there is an issue with this image, contact me using this image's Commons talk page, my Commons user talk page, or my English Wikipedia user talk page; I'll know about it a lot faster) · CC BY-SA 4.0Delanson’s winters are colder and snowier than most of the U.S.
A typical July afternoon reaches 80°, a January night drops to 13°, and about 54 inches of snow falls in a normal winter.
A year in Delanson at a glance
Each month’s typical high and low, and what it brings.
What stands out about Delanson’s climate
Compared with towns across the U.S., with Delanson’s place in New York beside it.
What a year in Delanson feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 153 frost-free days a year
In half of years the last 32° night comes by May 7 and the first by October 7. Frost and day counts come from NOAA’s station at Delanson 2ne, NY, 1.4 miles from the town’s center, at about the same height.
The 2023 USDA map puts Delanson’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 54 inches of snow a winter
Snow, measured at Cobleskill 2 Ese, NY, falls mostly in January, March and December. Precipitation (rain plus melted snow) adds up to 41 inches a year; June is the wettest month and February the driest. Rain or snow falls on about 140 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in Delanson
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 Delanson 2ne, NY.
Living with Delanson’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
153 frost-free days in zone 5b. The last frost comes by May 7 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 7.
Months with highs of 62–84° and lows of 40° or more: May, June, July, August and September.
Parks & trails →Of the yearly building losses FEMA expects in Delanson from natural hazards, river flooding is the largest share (71%); heat waves, cold waves, winter storms and ice storms together are 8%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Delanson and similar climates
TownRatings has no climate map of the towns around Delanson yet.
Climates most like Delanson’s, farther away
TownRatings’ own comparison of NOAA 1991–2020 normals, not a NOAA product: places of 5,000+ at least 150 miles away, one per state, closest on January low, July high, precipitation and snow.
| Town | Jan. low | July high | Precip. | Snow |
|---|---|---|---|---|
| Delanson, NY | 13° | 80° | 41" | 54" |
| Dodgeville, WI | 10° | 81° | 38" | 41" |
| Big Rapids, MI | 14° | 82° | 36" | 61" |
| St. Marys, PA | 16° | 80° | 46" | 53" |
| Asbury, IA | 11° | 83° | 38" | 43" |
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 Delanson averaged 1.2° warmer than the 1900s. The biggest change is in December (+3.0°).
A smaller shift than in 64% 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 Delanson compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Delanson’s place among New York’s.
Delanson weather by month
Highs, lows and precipitation from NOAA’s grid at Delanson’s center; snow, wet days and snow on the ground from Cobleskill 2 Ese, NY. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 31° | 13° | 2.6" | 13.7" | 12 | 21 | 11° – 30° |
| February | 34° | 15° | 2.2" | 10.7" | 10 | 20 | 10° – 31° |
| March | 42° | 23° | 3.1" | 12.4" | 11 | 16 | 25° – 44° |
| April | 56° | 34° | 3.3" | 1.5" | 11 | 3 | 38° – 50° |
| May | 68° | 45° | 3.5" | 0.0" | 13 | 0 | 51° – 62° |
| June | 76° | 53° | 4.2" | 0.0" | 13 | 0 | 62° – 70° |
| July | 80° | 59° | 4.1" | 0.0" | 12 | 0 | 65° – 73° |
| August | 79° | 57° | 4.0" | 0.0" | 12 | 0 | 65° – 71° |
| September | 72° | 50° | 3.6" | 0.0" | 11 | 0 | 57° – 65° |
| October | 59° | 40° | 3.9" | 0.4" | 13 | 0 | 45° – 56° |
| November | 47° | 30° | 3.0" | 1.7" | 10 | 3 | 34° – 43° |
| December | 36° | 20° | 3.1" | 13.1" | 11 | 14 | 20° – 39° |
| Year | 57° | 37° | 40.5" | 53.5" | 140 | 78 |
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 31°. August is the most reliable, staying within 7°.
Where Delanson’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 Delanson’s center.
- Snow: Cobleskill 2 Ese, NY.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Delanson 2ne, NY, 1.4 miles from the town’s center, at about the same height; 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 Delanson’s climate
What is the weather like in Delanson?
A typical July afternoon reaches 80°, a January night drops to 13°, and about 54 inches of snow falls in a normal winter. Colder January nights than 90% of U.S. towns; cooler July afternoons than 90% of U.S. towns.
How cold does it get in Delanson in winter?
January nights average 13°. About 154 nights a year reach 32° or below and 12 reach 0° or below. In the coldest January of the last 30 years the month averaged 11°.
How much snow does Delanson get?
About 54 inches in a normal winter at Cobleskill 2 Ese, NY, most of it in January, March and December, with snow on the ground about 78 days a year.
How hot does it get in Delanson?
July, with a typical high of 80° and a low of 59°. About 9 days a year reach 90° (Delanson 2ne, NY).
When is the first and last frost in Delanson?
In half of years the last spring frost (32°) comes by May 7 and the first fall frost by October 7, about 153 frost-free days, at Delanson 2ne, NY.
What growing zone is Delanson 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 Delanson?
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 Delanson getting warmer?
Yes: 1991–2020 averaged 1.2° warmer than 1901–2000 on NOAA’s grid. A smaller shift than 64% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Delanson.
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.