Irvington Historic District · Photo: Nyttend · Public domainIrvington gets more rain and snow than 85% of U.S. towns: 51 inches of precipitation a year
Midsummer highs settle at about 87°. A year here swings 63° from midwinter lows to midsummer highs. Summer afternoons here are warmer than in 63% of U.S. towns. The outdoor season, with highs of 68–81°, runs through April, May, September and October.
A year in Irvington at a glance
Each month’s typical high and low, and what it brings.
What stands out about Irvington’s climate
Compared with towns across the U.S., with Irvington’s place in Kentucky beside it.
What a year in Irvington feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 172 frost-free days a year
In half of years the last 32° night comes by April 25 and the first by October 16. Frost and day counts come from NOAA’s station at Corners, KY, 7 miles from the town’s center, at about the same height.
The 2023 USDA map puts Irvington’s center in zone 7a: the coldest night of a typical winter, averaged over 1991–2020, reaches about 1°. 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 4 inches of snow a winter
Snow, measured at Rough Rvr Lake, KY, falls mostly in January. Precipitation (rain plus melted snow) adds up to 51 inches a year; May is the wettest month and August the driest. Rain or snow falls on about 105 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in Irvington
82% of the work is heating. Months averaging under 55° run from November through March.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. NOAA normals at Corners, KY.
Living with Irvington’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
172 frost-free days in zone 7a. The last frost comes by Apr 25 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 16.
Months with highs of 62–84° and lows of 40° or more: April, May, September and October.
Parks & trails →Of the yearly building losses FEMA expects in Irvington from natural hazards, river flooding is the largest share (47%); heat waves, cold waves, winter storms and ice storms together are 12%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Irvington and similar climates
TownRatings has no climate map of the towns around Irvington yet.
Climates most like Irvington’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 |
|---|---|---|---|---|
| Irvington, KY | 24° | 87° | 51" | 4.4" |
| Ambler, PA | 23° | 87° | 49" | 7.6" |
| Mount Airy, NC | 27° | 87° | 52" | 8.2" |
| Elizabethton, TN | 26° | 86° | 47" | 6.0" |
| Marshfield, MO | 23° | 87° | 46" | 5.2" |
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 Irvington averaged 0.9° warmer than the 1900s. The biggest change is in December (+2.0°).
A smaller shift than in 83% 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 Irvington compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Irvington’s place among Kentucky’s.
Irvington weather by month
Highs, lows and precipitation from NOAA’s grid at Irvington’s center; snow, wet days and snow on the ground from Rough Rvr Lake, KY. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 43° | 24° | 3.7" | 2.1" | 9 | 2 | 26° – 43° |
| February | 47° | 27° | 3.8" | 1.4" | 9 | 2 | 26° – 45° |
| March | 57° | 35° | 4.6" | 0.2" | 10 | 1 | 39° – 59° |
| April | 68° | 44° | 5.0" | 0.2" | 10 | 0 | 50° – 61° |
| May | 77° | 54° | 5.5" | 0.0" | 11 | 0 | 59° – 72° |
| June | 84° | 62° | 4.6" | 0.0" | 9 | 0 | 69° – 78° |
| July | 87° | 66° | 4.1" | 0.0" | 8 | 0 | 71° – 82° |
| August | 87° | 64° | 3.4" | 0.0" | 7 | 0 | 71° – 81° |
| September | 81° | 57° | 3.8" | 0.0" | 7 | 0 | 64° – 74° |
| October | 69° | 45° | 3.8" | 0.0" | 7 | 0 | 53° – 63° |
| November | 57° | 35° | 3.7" | 0.1" | 8 | 0 | 40° – 52° |
| December | 46° | 29° | 4.6" | 0.4" | 10 | 1 | 25° – 49° |
| Year | 67° | 45° | 50.5" | 4.4" | 105 | 6 |
How much a month can swing
A normal is an average. December swings the most: from 1991 to 2020 its average ranged from 25° to 49°. June is the most reliable, staying within 9°.
Where Irvington’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 Irvington’s center.
- Snow: Rough Rvr Lake, KY.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Corners, KY, 7 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 Irvington’s climate
What is the weather like in Irvington?
A typical July afternoon reaches 87°, a January night drops to 24°, and about 4 inches of snow falls in a normal winter. Milder January nights than 61% of U.S. towns; hotter July afternoons than 63% of U.S. towns.
How cold does it get in Irvington in winter?
January nights average 24°. About 124 nights a year reach 32° or below and 4 reach 0° or below. In the coldest January of the last 30 years the month averaged 26°.
How much snow does Irvington get?
About 4.4 inches in a normal winter at Rough Rvr Lake, KY, most of it in January, with snow on the ground about 6 days a year.
How hot does it get in Irvington?
July, with a typical high of 87° and a low of 66°. About 35 days a year reach 90° (Corners, KY).
When is the first and last frost in Irvington?
In half of years the last spring frost (32°) comes by April 25 and the first fall frost by October 16, about 172 frost-free days, at Corners, KY.
What growing zone is Irvington in?
Zone 7a on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 1°.
What is the best time of year to visit Irvington?
By one simple rule (highs of 62–84° and lows of 40° or more), April, May, September and October. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Irvington getting warmer?
Yes: 1991–2020 averaged 0.9° warmer than 1901–2000 on NOAA’s grid. A smaller shift than 83% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Irvington.
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.