Graymoor-Devondale’s winters are milder and less snowy than most of the U.S.
A typical July afternoon reaches 87°, a January night drops to 25°, and about 15 inches of snow falls in a normal winter.
A year in Graymoor-Devondale at a glance
Each month’s typical high and low, and what it brings.
What stands out about Graymoor-Devondale’s climate
Compared with towns across the U.S., with Graymoor-Devondale’s place in Kentucky beside it.
What a year in Graymoor-Devondale feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 214 frost-free days a year
In half of years the last 32° night comes by April 3 and the first by November 3. Frost and day counts come from NOAA’s station at Louisville Bowman Fld, KY, 4 miles from the town’s center, at about the same height.
The 2023 USDA map puts Graymoor-Devondale’s center in zone 7a: the coldest night of a typical winter, averaged over 1991–2020, reaches about 3°. 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 15 inches of snow a winter
Snow, measured at Louisville Wfo, KY, is heaviest from January through February, about 5 inches a month. Precipitation (rain plus melted snow) adds up to 51 inches a year; May is the wettest month and February the driest. Rain or snow falls on about 134 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in Graymoor-Devondale
73% 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 Louisville Bowman Fld, KY.
Living with Graymoor-Devondale’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
214 frost-free days in zone 7a. The last frost comes by Apr 3 in half of years, so many gardeners wait a week or two past that to set out tomatoes. The first fall frost comes by Nov 3.
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 Graymoor-Devondale from natural hazards, river flooding is the largest share (62%); heat waves, cold waves, winter storms and ice storms together are 6%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Graymoor-Devondale and its neighbors
Every town next door is within a degree of Graymoor-Devondale in January and July, closer than the 5 km grid can tell apart. Tap a town to see its climate.
Climates most like Graymoor-Devondale’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 |
|---|---|---|---|---|
| Graymoor-Devondale, KY | 25° | 87° | 51" | 15" |
| Pikesville, MD | 24° | 88° | 48" | 19" |
| Hammonton, NJ | 25° | 87° | 47" | 19" |
| Carterville, IL | 25° | 88° | 48" | 11" |
| Hockessin, DE | 24° | 86° | 48" | 12" |
Temperatures and rain come from NOAA’s 5 km grid, so each town gets its own value. Snow and frost-free days come from the nearest weather station, so neighbors often share them.
Warmer than it used to be
The last 30 years in Graymoor-Devondale averaged 1.2° warmer than the 1900s. The biggest change is in December (+2.5°).
A smaller shift than in 60% 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 Graymoor-Devondale compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Graymoor-Devondale’s place among Kentucky’s.
Graymoor-Devondale weather by month
Highs, lows and precipitation from NOAA’s grid at Graymoor-Devondale’s center; snow, wet days and snow on the ground from Louisville Wfo, KY. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 42° | 25° | 3.5" | 4.6" | 12 | 4 | 25° – 43° |
| February | 47° | 28° | 3.5" | 4.7" | 12 | 4 | 26° – 47° |
| March | 56° | 35° | 4.6" | 2.6" | 13 | 1 | 39° – 58° |
| April | 68° | 45° | 5.0" | 0.1" | 13 | 0 | 50° – 62° |
| May | 77° | 55° | 5.4" | 0.0" | 14 | 0 | 59° – 73° |
| June | 85° | 64° | 4.9" | 0.0" | 12 | 0 | 70° – 78° |
| July | 87° | 67° | 4.6" | 0.0" | 11 | 0 | 72° – 82° |
| August | 87° | 65° | 3.8" | 0.0" | 9 | 0 | 71° – 82° |
| September | 81° | 58° | 3.6" | 0.0" | 8 | 0 | 65° – 77° |
| October | 69° | 46° | 3.9" | 0.0" | 9 | 0 | 53° – 63° |
| November | 56° | 36° | 3.7" | 0.4" | 10 | 0 | 40° – 51° |
| December | 46° | 29° | 4.2" | 2.7" | 13 | 3 | 25° – 48° |
| Year | 67° | 46° | 50.5" | 15.1" | 134 | 11 |
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 48°. June is the most reliable, staying within 8°.
Where Graymoor-Devondale’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 Graymoor-Devondale’s center.
- Snow: Louisville Wfo, KY.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Louisville Bowman Fld, KY, 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 Graymoor-Devondale’s climate
What is the weather like in Graymoor-Devondale?
A typical July afternoon reaches 87°, a January night drops to 25°, and about 15 inches of snow falls in a normal winter. Milder January nights than 63% of U.S. towns; hotter July afternoons than 64% of U.S. towns.
How cold does it get in Graymoor-Devondale in winter?
January nights average 25°. About 80 nights a year reach 32° or below. In the coldest January of the last 30 years the month averaged 25°.
How much snow does Graymoor-Devondale get?
About 15 inches in a normal winter at Louisville Wfo, KY, heaviest from January through February, about 5 inches a month, with snow on the ground about 11 days a year.
How hot does it get in Graymoor-Devondale?
July, with a typical high of 87° and a low of 67°. About 38 days a year reach 90° (Louisville Bowman Fld, KY).
When is the first and last frost in Graymoor-Devondale?
In half of years the last spring frost (32°) comes by April 3 and the first fall frost by November 3, about 214 frost-free days, at Louisville Bowman Fld, KY.
What growing zone is Graymoor-Devondale in?
Zone 7a on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 3°.
What is the best time of year to visit Graymoor-Devondale?
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 Graymoor-Devondale getting warmer?
Yes: 1991–2020 averaged 1.2° warmer than 1901–2000 on NOAA’s grid. A smaller shift than 60% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Graymoor-Devondale.
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.