Average Frost Dates

Planing your garden? Wondering when to prune before spring or cover before winter? Find the city nearest to you in the list below to estimate the first date of frost in fall, and the last date of frost in the spring for your region.

Alabama
City
Spring
Fall
Birmingham
19-Apr
27-Oct
Clanton
13-Apr
23-Oct
Dayton
3-Apr
25-Oct
Everygreen
2-Apr
31-Oct
Fayette
23-Apr
9-Oct
Alaska
City
Spring
Fall
Anchorage
19-May
10-Sep
Barrow
1-Aug
26-Jul
Beaver Falls
7-May
12-Oct
Bethel
10-Jun
31-Aug
Fairbanks
23-May
26-Aug
Arizona
City
Spring
Fall
Ajo
11-Feb
19-Nov
Flagstaff
23-Jun
11-Sep
Fort Valley
17-Jul
10-Aug
Holbrook
28-May
26-Sep
Kingman
2-May
30-Oct
Arkansas
City
Spring
Fall
Corning
15-Apr
14-Oct
Fayetteville
25-Apr
7-Oct
Fort Smith
14-Apr
18-Oct
Jonesboro
13-Apr
24-Oct
Little Rock
9-Apr
29-Oct
California
City
Spring
Fall
Los Angeles
11-Feb
8-Dec
San Diego
-
-
Klamath
27-Apr
28-Oct
San Francisco
30-Mar
12-Nov
Colorado
City
Spring
Fall
Aspen
30-Jun
19-Aug
Boulder
17-May
20-Sep
Denver
20-May
20-Sep
Steamboat Springs
20-Jul
3-Aug
Telluride
13-Jul
10-Aug
Connecticut
City
Spring
Fall
Danbury
15-May
22-Sep
Falls Village
3-Jun
12-Sep
Hartford
12-May
23-Sep
Mt. Carmel
14-May
24-Sep
Norwalk
8-May
2-Oct
Delaware
City
Spring
Fall
Dover
19-Apr
15-Oct
Georgetown
7-May
2-Oct
Milford
4-May
2-Oct
Newark
6-May
5-Oct
Wilmington
25-Apr
15-Oct
Florida
City
Spring
Fall
Avon Park
1-Mar
6-Dec
Everglades
25-Jan
28-Dec
Fort Lauderdale
1-Feb
16-Jan
Fort Pierce
19-Feb
15-Dec
Gainesville
29-Mar
5-Nov
Jacksonville
14-Mar
16-Nov
Georgia
City
Spring
Fall
Albany
31-Mar
26-Oct
Blairsville
21-May
29-Sep
Columbus
8-Apr
27-Oct
Macon
4-Apr
25-Oct
Rome
21-Apr
12-Oct
Idaho
City
Spring
Fall
Boise
26-May
22-Sep
Challis
24-Jun
4-Sep
Grouse
30-Jul
1-Aug
Idaho Falls
14-Jun
4-Sep
Moscow
18-Jun
3-Sep
Illinois
City
Spring
Fall
Aledo
8-May
25-Sep
Cairo
6-Apr
29-Oct
Chicago
25-Apr
22-Oct
Peoria
8-May
6-Oct
Rockford
13-May
25-Sep
Indiana
City
Spring
Fall
Evansville
23-Apr
12-Oct
Ft. Wayne
15-May
25-Sep
Gary
17-May
2-Oct
Indianapolis
9-May
7-Oct
Muncie
15-May
1-Oct
Iowa
City
Spring
Fall
Ames
12-May
26-Sep
Cedar Rapids
13-May
25-Sep
Davenport
25-Apr
13-Oct
Decorah
26-May
18-Sep
Des Moines
9-May
21-Sep
Kansas
City
Spring
Fall
Independence
26-Apr
13-Oct
Phillipsburg
14-May
23-Sep
Salina
4-May
9-Oct
Topeka
4-May
1-Oct
Wichita
1-May
10-Oct
Kentucky
City
Spring
Fall
Ashland
13-May
30-Sep
Bowling Green
28-Apr
7-Oct
Lexington
3-May
10-Oct
Louisville
19-Apr
20-Oct
Williamsburg
11-May
6-Oct
Louisiana
City
Spring
Fall
Bastrop
28-Mar
24-Oct
Elizabeth
1-Apr
28-Oct
Houma
18-Mar
6-Nov
Lafayette
17-Mar
6-Nov
New Orleans
21-Mar
15-Nov
Maine
City
Spring
Fall
Augusta
12-May
22-Sep
Bar Harbor
17-May
3-Oct
Lewiston
10-May
3-Oct
Portland
25-May
18-Sep
Presque Isle
6-Jun
4-Sep
Maryland
City
Spring
Fall
Annapolis
23-Apr
11-Oct
Baltimore
11-Apr
29-Oct
Cambridge
26-Apr
13-Oct
Hagerstown
3-May
29-Sep
Oakland
5-Jun
10-Sep
Massachusetts
City
Spring
Fall
Boston
3-May
5-Oct
Greenfield
26-May
16-Sep
Haverhill
2-May
6-Oct
Hyannis
26-May
25-Sep
New Bedford
20-Apr
22-Oct
Michigan
City
Spring
Fall
Battle Creek
20-May
21-Sep
Grand Haven
10-May
2-Oct
Lansing
31-May
18-Sep
Sault Saint Marie
10-Jun
12-Sep
Traverse City
9-Jun
17-Sep
Minnesota
City
Spring
Fall
Duluth
4-Jun
10-Sep
Faribault
24-May
15-Sep
Hallock
9-Jun
10-Sep
Marshall
19-May
24-Sep
St. Paul
21-May
15-Sep
Mississippi
City
Spring
Fall
Biloxi
18-Mar
8-Nov
Columbus
11-Apr
15-Oct
Greenville
2-Apr
27-Oct
Gulfport
17-Mar
7-Nov
Hattiesburg
3-Apr
24-Oct
Missouri
City
Spring
Fall
Charleston
17-Apr
10-Oct
Hannibal
19-Apr
9-Oct
Jefferson City
13-May
1-Oct
Joplin
26-Apr
13-Oct
Kansas City
30-Apr
9-Oct
Montana
City
Spring
Fall
Bozeman
19-Jun
31-Aug
Butte
1-Jul
23-Aug
Glendive
19-May
10-Sep
Hamilton
12-Jun
6-Sep
Helena
2-Jun
2-Sep
Nebraska
City
Spring
Fall
Falls City
3-May
3-Oct
Grand Island
16-May
26-Sep
Lincoln
9-May
30-Sep
North Platte
25-May
10-Sep
Omaha
12-May
23-Sep
Nevada
City
Spring
Fall
Carson City
18-Jun
2-Sep
Elko
26-Jun
20-Aug
Ely
30-Jun
21-Aug
Fallon
30-May
14-Sep
Las Vegas
3-Apr
7-Nov
New Hampshire
City
Spring
Fall
Bethlehem
9-Jun
9-Sep
Concord
9-Jun
8-Sep
Hanover
30-May
18-Sep
Keene
4-Jun
11-Sep
Lakeport
21-May
30-Sep
New Jersey
City
Spring
Fall
Atlantic City
15-May
28-Sep
Hammonton
25-Apr
3-Oct
Jersey City
18-Apr
19-Oct
Millville
29-Apr
10-Oct
Newark
15-Apr
26-Oct
New Mexico
City
Spring
Fall
Carlsbad
15-Apr
25-Oct
Fort Sumner
3-May
9-Oct
Gallup
14-Jun
15-Sep
Hobbs
15-Apr
21-Oct
Las Vegas
29-May
22-Sep
New York
City
Spring
Fall
Dannemora
27-May
2-Sep
Elmira
31-May
18-Sep
Fredonia
19-May
4-Oct
Gloversville
24-May
17-Sep
Lake Placid
19-Jun
29-Aug
New York City
13-Apr
27-Oct
North Carolina
City
Spring
Fall
Charlotte
25-Apr
14-Oct
Durham
29-Apr
11-Oct
Elizabeth City
20-Apr
21-Oct
Greensboro
22-Apr
14-Oct
Lumberton
23-Apr
13-Oct
North Dakota
City
Spring
Fall
Bismarck
26-May
7-Sep
Cavalier
2-Jun
8-Sep
Crosby
5-Jun
31-Aug
Dickinson
9-Jun
28-Aug
Fargo
25-May
12-Sep
Ohio
City
Spring
Fall
Athens
31-May
19-Sep
Cincinnati
29-Apr
13-Oct
Cleveland
18-May
5-Oct
Columbus
9-May
3-Oct
Dayton
27-Apr
16-Oct
Oklahoma
City
Spring
Fall
Boise City
12-May
4-Oct
Kingfisher
24-Apr
15-Oct
Lawton
15-Apr
21-Oct
Oklahoma City
15-Apr
16-Oct
Tulsa
13-Apr
21-Oct
Oregon
City
Spring
Fall
Baker City
29-Jun
26-Aug
Eugene
22-May
1-Oct
Klamath Falls
28-Jun
31-Aug
Portland
26-Apr
18-Oct
Tillamook
28-May
22-Sep
Pennsylvania
City
Spring
Fall
Allentown
5-May
2-Oct
Gettysburg
4-May
29-Sep
Harrisburg
4-May
4-Oct
Johnstown
14-May
26-Sep
Meadville
29-May
24-Sep
Rhode Island
City
Spring
Fall
Block Island
20-Apr
29-Oct
Kingston
23-May
17-Sep
South Carolina
City
Spring
Fall
Beaufort
28-Mar
1-Nov
Charleston
6-Apr
30-Oct
Conway
3-Apr
26-Oct
Greenville
5-May
8-Oct
Union
25-Apr
13-Oct
South Dakota
City
Spring
Fall
Custer
3-Jul
17-Aug
Gettysburg
23-May
14-Sep
Huron
27-May
15-Sep
Ludlow
6-Jun
31-Aug
Mobridge
19-May
20-Sep
Pierre
2-Jun
8-Sep
Tennessee
City
Spring
Fall
Chattanooga
18-Apr
19-Oct
Knoxville
9-Apr
23-Oct
Martin
21-Apr
13-Oct
Memphis
8-Apr
27-Oct
Nashville
16-Apr
14-Oct
Texas
City
Spring
Fall
Amarillo
30-Apr
14-Oct
Austin
21-Mar
5-Nov
Dallas/Fort Worth
8-Apr
24-Oct
El Paso
14-Apr
28-Oct
San Antonio
23-Mar
6-Nov
Utah
City
Spring
Fall
Ogden
20-May
4-Oct
Pleasant Grove / Provo
25-May
27-Sep
Salt Lake City
8-May
11-Oct
St. George
11-Apr
22-Oct
Vernal
14-Jun
12-Sep
Vermont
City
Spring
Fall
Burlington
25-May
19-Sep
Chealsea
23-Jun
27-Aug
Dorset
14-Jun
2-Sep
Montpelier
3-Jun
8-Sep
Newport
6-Jun
10-Sep
Virginia
City
Spring
Fall
Charlottesville
18-Apr
18-Oct
Lexington
14-May
1-Oct
Norfolk
6-Apr
31-Oct
Richmond
27-Apr
13-Oct
Williamsburg
1-May
15-Oct
Washington
City
Spring
Fall
Davenport
15-Jun
6-Sep
Olympia
17-May
30-Sep
Seattle
20-Apr
27-Oct
Spokane
20-May
19-Sep
Tacoma
20-Apr
25-Oct
West Virginia
City
Spring
Fall
Charleston
9-May
5-Oct
Elkins
1-Jun
20-Sep
Parkersburg
9-May
2-Oct
Pineville
16-May
2-Oct
Wardensburg
22-May
20-Sep
Wisconsin
City
Spring
Fall
Eau Claire
26-May
15-Sep
Green Bay
26-May
18-Sep
Lacrosse
15-May
29-Sep
Madison
13-May
25-Sep
Milwaukee
20-May
26-Sep
Wyoming
City
Spring
Fall
Casper
8-Jun
7-Sep
Cheyenne
8-Jun
9-Sep
Gillette
2-Jun
3-Sep
Jackson
28-Jul
31-Jul
Laramie
26-Jun
26-Aug

Online ordering is now open for the 2025 season! Place your pre-orders now! Please see our Pre-orders page for more details. Dismiss