Frost Dates for Savage Rvr Dam, MD

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 29
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 20
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 May 5
First Fall Frost October 13

Hard Freeze (28°F / -2°C)

Last Spring Hard Freeze April 12
First Fall Hard Freeze November 1
39.51°N, -79.14°W © OpenStreetMap

Growing Season

174 Days April 29 to October 20

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 6b

Learn more

Temperature

20° 40° 60° 80°
28°
High: 36°
Avg: 28°
Low: 20°
Jan
30°
High: 39°
Avg: 30°
Low: 21°
Feb
38°
High: 48°
Avg: 38°
Low: 28°
Mar
49°
High: 61°
Avg: 49°
Low: 37°
Apr
58°
High: 69°
Avg: 58°
Low: 47°
May
66°
High: 77°
Avg: 66°
Low: 56°
Jun
71°
High: 81°
Avg: 71°
Low: 60°
Jul
69°
High: 80°
Avg: 69°
Low: 59°
Aug
63°
High: 73°
Avg: 63°
Low: 52°
Sep
51°
High: 62°
Avg: 51°
Low: 41°
Oct
41°
High: 50°
Avg: 41°
Low: 32°
Nov
33°
High: 40°
Avg: 33°
Low: 25°
Dec
32°F
28°F
Avg High Avg Temp Avg Low Light Frost (32°F) Hard Frost (28°F)

Precipitation

0" 2" 4" 6" 6.2"
4.0"
3.97"
Jan
4.3"
4.25"
Feb
5.5"
5.50"
Mar
5.3"
5.25"
Apr
6.2"
6.22"
May
6.0"
6.05"
Jun
6.1"
6.13"
Jul
6.0"
5.97"
Aug
4.7"
4.69"
Sep
5.2"
5.20"
Oct
4.7"
4.67"
Nov
4.1"
4.12"
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec10h11h12h13h14h15h15h14h12h11h10h9h
Jan: 7:15 AM – 4:45 PM · 9h 30m
Feb: 6:45 AM – 5:15 PM · 10h 30m
Mar: 6:09 AM – 5:51 PM · 11h 41m
Apr: 5:29 AM – 6:31 PM · 13h 03m
May: 4:55 AM – 7:05 PM · 14h 10m
Jun: 4:37 AM – 7:23 PM · 14h 47m
Jul: 4:44 AM – 7:16 PM · 14h 32m
Aug: 5:13 AM – 6:47 PM · 13h 33m
Sep: 5:53 AM – 6:07 PM · 12h 15m
Oct: 6:32 AM – 5:28 PM · 10h 56m
Nov: 7:07 AM – 4:53 PM · 9h 47m
Dec: 7:23 AM – 4:37 PM · 9h 13m
Daylight Longest: 14h 48m · Shortest: 9h 12m

Nearby Stations

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