Frost Dates for Montvale, NJ

Based on data from Dobbs Ferry-Ardsley weather station, 10 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. April 20
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. October 26
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 April 27
First Fall Frost October 19

Hard Freeze (28°F)

Last Spring Hard Freeze April 4
First Fall Hard Freeze November 7
41.05°N, -74.02°W © OpenStreetMap

Growing Season

189 Days April 20 to October 26

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 7a

Avg. annual minimum: 0 to 5°F (−18 to −15°C)

Learn more

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

Dfa Hot-Summer Continental

Hot summers and cold winters with year-round precipitation. Moderate growing season supports warm-season crops like tomatoes, peppers, and corn. Winter protection extends the harvest.

Köppen climate map

Temperature

20° 40° 60° 80°
32°
High: 40°F
Avg: 32°F
Low: 23°F
Jan
34°
High: 43°F
Avg: 34°F
Low: 25°F
Feb
41°
High: 51°F
Avg: 41°F
Low: 31°F
Mar
52°
High: 63°F
Avg: 52°F
Low: 40°F
Apr
61°
High: 73°F
Avg: 61°F
Low: 50°F
May
70°
High: 81°F
Avg: 70°F
Low: 59°F
Jun
75°
High: 86°F
Avg: 75°F
Low: 64°F
Jul
74°
High: 84°F
Avg: 74°F
Low: 63°F
Aug
67°
High: 77°F
Avg: 67°F
Low: 56°F
Sep
55°
High: 65°F
Avg: 55°F
Low: 45°F
Oct
45°
High: 54°F
Avg: 45°F
Low: 36°F
Nov
37°
High: 45°F
Avg: 37°F
Low: 29°F
Dec
32°F
28°F
Avg High Avg Temp Avg Low Light Frost (32°F) Hard Frost (28°F)

Precipitation

0" 2" 4" 6" 7.1"
4.8"
4.85"
Jan
4.9"
4.87"
Feb
6.4"
6.43"
Mar
5.1"
5.09"
Apr
4.8"
4.85"
May
4.8"
4.80"
Jun
5.6"
5.57"
Jul
6.1"
6.08"
Aug
7.0"
6.95"
Sep
7.1"
7.07"
Oct
6.3"
6.32"
Nov
6.1"
6.07"
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec9.5h10.5h11.5h13h14.5h15h14.5h13.5h12.5h11h9.5h9h
Jan: 7:19 AM – 4:41 PM · 9h 22m
Feb: 6:47 AM – 5:13 PM · 10h 25m
Mar: 6:10 AM – 5:50 PM · 11h 40m
Apr: 5:27 AM – 6:33 PM · 13h 06m
May: 4:51 AM – 7:09 PM · 14h 18m
Jun: 4:32 AM – 7:28 PM · 14h 56m
Jul: 4:40 AM – 7:20 PM · 14h 40m
Aug: 5:11 AM – 6:49 PM · 13h 39m
Sep: 5:52 AM – 6:08 PM · 12h 15m
Oct: 6:34 AM – 5:26 PM · 10h 52m
Nov: 7:10 AM – 4:50 PM · 9h 39m
Dec: 7:28 AM – 4:32 PM · 9h 04m
Daylight Longest: 14h 57m · Shortest: 9h 03m

Nearby Stations

Westchester Co AP, NY April 12 - October 31 Bronx, NYApril 1 - November 16 New York Laguardia AP, NY March 26 - November 25 Teterboro AP, NJ April 3 - November 4 Stamford 5 N, CT April 17 - October 23 New York Cntrl Pk Twr, NY March 30 - November 20

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