Frost Dates for Diamond Springs, CA

Based on data from Placerville weather station, 0 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. March 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. November 21
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 11
First Fall Frost November 14

Hard Freeze (28°F)

Last Spring Hard Freeze February 15
First Fall Hard Freeze December 5
38.69°N, -120.81°W © OpenStreetMap

Growing Season

235 Days March 31 to November 21

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 9a

Avg. annual minimum: 20 to 25°F (−7 to −4°C)

Learn more

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

Csa Hot-Summer Mediterranean

Hot, dry summers and mild, wet winters. Classic Mediterranean climate ideal for grapes, olives, tomatoes, and herbs. Summer irrigation is usually necessary.

Köppen climate map

Temperature

30° 50° 70° 90°
46°
High: 57°F
Avg: 46°F
Low: 34°F
Jan
48°
High: 60°F
Avg: 48°F
Low: 37°F
Feb
51°
High: 63°F
Avg: 51°F
Low: 40°F
Mar
55°
High: 67°F
Avg: 55°F
Low: 42°F
Apr
62°
High: 76°F
Avg: 62°F
Low: 48°F
May
70°
High: 86°F
Avg: 70°F
Low: 55°F
Jun
77°
High: 94°F
Avg: 77°F
Low: 61°F
Jul
76°
High: 93°F
Avg: 76°F
Low: 59°F
Aug
72°
High: 88°F
Avg: 72°F
Low: 56°F
Sep
63°
High: 77°F
Avg: 63°F
Low: 48°F
Oct
52°
High: 65°F
Avg: 52°F
Low: 40°F
Nov
45°
High: 56°F
Avg: 45°F
Low: 34°F
Dec
32°F
Avg High Avg Temp Avg Low Light Frost (32°F)

Precipitation

0" 4" 8" 12" 13.8"
12.8"
12.77"
Jan
12.4"
12.44"
Feb
13.8"
13.76"
Mar
10.3"
10.33"
Apr
7.9"
7.87"
May
2.6"
2.62"
Jun
0.0"
0.00"
Jul
0.0"
0.00"
Aug
0.0"
0.00"
Sep
9.5"
9.52"
Oct
11.0"
11.01"
Nov
13.1"
13.05"
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec9.5h10.5h11.5h13h14h14.5h14.5h13.5h12h11h10h9.5h
Jan: 7:13 AM – 4:47 PM · 9h 35m
Feb: 6:44 AM – 5:16 PM · 10h 33m
Mar: 6:09 AM – 5:51 PM · 11h 42m
Apr: 5:29 AM – 6:31 PM · 13h 01m
May: 4:57 AM – 7:03 PM · 14h 07m
Jun: 4:39 AM – 7:21 PM · 14h 42m
Jul: 4:46 AM – 7:14 PM · 14h 27m
Aug: 5:15 AM – 6:45 PM · 13h 31m
Sep: 5:53 AM – 6:07 PM · 12h 14m
Oct: 6:31 AM – 5:29 PM · 10h 58m
Nov: 7:05 AM – 4:55 PM · 9h 51m
Dec: 7:21 AM – 4:39 PM · 9h 18m
Daylight Longest: 14h 43m · Shortest: 9h 17m

Nearby Stations

Georgetown Rs, CA April 12 - November 21 Pacific House, CA April 26 - November 2 Auburn, CA February 25 - December 5 Sutter Hill Cdf, CA March 4 - December 11 Colfax, CAApril 3 - November 24 Camp Pardee, CA January 22 - December 17

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