Frost Dates for Neptune Beach, FL

Based on data from Jacksonville Beach weather station, 2 miles away

Frost Dates

Last Spring Frost (50%) iA 50% chance that the last spring frost has already passed by this date. Most gardeners use this as their primary planting guide. January 31
First Fall Frost (50%) iA 50% chance that the first fall frost has occurred by this date. Plan to harvest or protect tender plants before this date. January 10

This location has a nearly year-round growing season with a brief frost risk period in winter.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

30% Probability iOnly a 30% chance of frost remaining by this date. Use these dates for a safer planting window, especially for tender plants sensitive to cold.

Last Spring Frost February 11
First Fall Frost January 1

Hard Freeze (28°F)

Last Spring Hard Freeze January 24
First Fall Hard Freeze January 16
30.31°N, -81.40°W © OpenStreetMap

Growing Season

345 Days January 31 to January 10

USDA Hardiness Zone iHardiness zones indicate which perennial plants can survive winter in your area. For annual vegetables, frost dates and growing season length matter more than hardiness zone.

Zone 9b

Avg. annual minimum: 25 to 30°F (−4 to −1°C)

Learn more

Köppen Climate iThe Köppen climate classification system categorizes climates based on temperature and precipitation patterns.

Cfa Humid Subtropical

Hot, humid summers and mild winters with rain year-round. Long growing seasons support a wide variety of vegetables, fruits, and ornamentals. The most common climate in the eastern US.

Köppen climate map

Temperature

40° 60° 80°
57°
High: 65°F
Avg: 57°F
Low: 49°F
Jan
60°
High: 68°F
Avg: 60°F
Low: 52°F
Feb
65°
High: 72°F
Avg: 65°F
Low: 57°F
Mar
70°
High: 77°F
Avg: 70°F
Low: 63°F
Apr
77°
High: 83°F
Avg: 77°F
Low: 70°F
May
81°
High: 87°F
Avg: 81°F
Low: 75°F
Jun
83°
High: 89°F
Avg: 83°F
Low: 77°F
Jul
83°
High: 89°F
Avg: 83°F
Low: 77°F
Aug
81°
High: 86°F
Avg: 81°F
Low: 76°F
Sep
75°
High: 80°F
Avg: 75°F
Low: 69°F
Oct
66°
High: 73°F
Avg: 66°F
Low: 60°F
Nov
60°
High: 67°F
Avg: 60°F
Low: 53°F
Dec
Avg High Avg Temp Avg Low

Precipitation

0" 2" 4" 6" 6.8"
3.8"
3.79"
Jan
4.3"
4.26"
Feb
5.5"
5.47"
Mar
5.0"
5.05"
Apr
4.5"
4.46"
May
5.7"
5.67"
Jun
6.0"
5.97"
Jul
6.4"
6.39"
Aug
6.8"
6.77"
Sep
5.7"
5.73"
Oct
2.6"
2.63"
Nov
2.8"
2.76"
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec10h11h12h12.5h13.5h14h14h13h12h11h10.5h10h
Jan: 6:53 AM – 5:07 PM · 10h 15m
Feb: 6:32 AM – 5:28 PM · 10h 57m
Mar: 6:07 AM – 5:53 PM · 11h 47m
Apr: 5:38 AM – 6:22 PM · 12h 44m
May: 5:14 AM – 6:46 PM · 13h 32m
Jun: 5:02 AM – 6:58 PM · 13h 57m
Jul: 5:07 AM – 6:53 PM · 13h 47m
Aug: 5:27 AM – 6:33 PM · 13h 06m
Sep: 5:55 AM – 6:05 PM · 12h 10m
Oct: 6:23 AM – 5:37 PM · 11h 15m
Nov: 6:47 AM – 5:13 PM · 10h 26m
Dec: 6:58 AM – 5:02 PM · 10h 03m
Daylight Longest: 13h 57m · Shortest: 10h 03m

Nearby Stations

Mayport Pilot Stn, FL February 1 - January 5 Jacksonville Craig Muni AP, FL February 9 - December 31 Jacksonville Nas, FL February 1 - January 5 Jacksonville, FL February 25 - December 7 Fernandina Beach, FL February 2 - January 4 St Augustine Lighthouse, FL February 1 - January 5

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