Frost Dates for Klamath, CA

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. March 16
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. November 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 March 30
First Fall Frost November 9

Hard Freeze (28°F / -2°C)

Last Spring Hard Freeze February 4
First Fall Hard Freeze December 11
41.58°N, -124.07°W © OpenStreetMap

Growing Season

249 Days March 16 to November 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 8b

Learn more

Temperature

30° 40° 50° 60° 70°
47°
High: 55°
Avg: 47°
Low: 39°
Jan
48°
High: 56°
Avg: 48°
Low: 39°
Feb
49°
High: 57°
Avg: 49°
Low: 40°
Mar
51°
High: 59°
Avg: 51°
Low: 43°
Apr
54°
High: 61°
Avg: 54°
Low: 47°
May
55°
High: 64°
Avg: 55°
Low: 47°
Jun
60°
High: 66°
Avg: 60°
Low: 53°
Jul
59°
High: 66°
Avg: 59°
Low: 51°
Aug
58°
High: 67°
Avg: 58°
Low: 50°
Sep
54°
High: 63°
Avg: 54°
Low: 45°
Oct
49°
High: 58°
Avg: 49°
Low: 41°
Nov
46°
High: 54°
Avg: 46°
Low: 38°
Dec
32°F
Avg High Avg Temp Avg Low Light Frost (32°F)

Precipitation

0" 5" 10" 15" 16.5"
15.6"
15.59"
Jan
11.8"
11.81"
Feb
11.4"
11.42"
Mar
8.8"
8.75"
Apr
6.8"
6.84"
May
4.4"
4.37"
Jun
0.0"
0.00"
Jul
0.0"
0.00"
Aug
2.2"
2.20"
Sep
9.3"
9.35"
Oct
11.8"
11.80"
Nov
16.5"
16.52"
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec9h10h12h13h14h15h15h14h12h11h10h9h
Jan: 7:21 AM – 4:39 PM · 9h 18m
Feb: 6:48 AM – 5:12 PM · 10h 23m
Mar: 6:10 AM – 5:50 PM · 11h 40m
Apr: 5:26 AM – 6:34 PM · 13h 08m
May: 4:50 AM – 7:10 PM · 14h 21m
Jun: 4:30 AM – 7:30 PM · 14h 60m
Jul: 4:38 AM – 7:22 PM · 14h 44m
Aug: 5:10 AM – 6:50 PM · 13h 41m
Sep: 5:52 AM – 6:08 PM · 12h 16m
Oct: 6:35 AM – 5:25 PM · 10h 51m
Nov: 7:12 AM – 4:48 PM · 9h 36m
Dec: 7:30 AM – 4:30 PM · 8h 60m
Daylight Longest: 15h 01m · Shortest: 8h 59m

Nearby Stations

Orick Prairie Creek Park, CA April 12 - November 6 Crescent City Mcnamara AP, CA January 30 - December 25 Crescent City 3 Nnw, CA March 11 - November 23 Brookings 2 Se, OR January 31 - December 27 Orleans, CAMarch 12 - November 26 Brookings, OR January 31 - December 27

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