Frost Dates for Rancho Tehama Reserve, CA

Based on data from Red Bluff Muni AP weather station, 12 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. February 22
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 29
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 5
First Fall Frost November 22

Hard Freeze (28°F)

Last Spring Hard Freeze January 13
First Fall Hard Freeze December 15
40.02°N, -122.40°W © OpenStreetMap

Growing Season

281 Days February 22 to November 29

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.

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°
47°
High: 57°F
Avg: 47°F
Low: 38°F
Jan
51°
High: 61°F
Avg: 51°F
Low: 41°F
Feb
55°
High: 66°F
Avg: 55°F
Low: 44°F
Mar
60°
High: 72°F
Avg: 60°F
Low: 47°F
Apr
68°
High: 82°F
Avg: 68°F
Low: 55°F
May
76°
High: 91°F
Avg: 76°F
Low: 62°F
Jun
82°
High: 98°F
Avg: 82°F
Low: 66°F
Jul
80°
High: 96°F
Avg: 80°F
Low: 64°F
Aug
75°
High: 91°F
Avg: 75°F
Low: 59°F
Sep
65°
High: 79°F
Avg: 65°F
Low: 51°F
Oct
53°
High: 64°F
Avg: 53°F
Low: 43°F
Nov
47°
High: 56°F
Avg: 47°F
Low: 38°F
Dec
32°F
Avg High Avg Temp Avg Low Light Frost (32°F)

Precipitation

0" 2" 4" 6" 7.0"
7.0"
7.02"
Jan
5.8"
5.76"
Feb
4.7"
4.70"
Mar
3.4"
3.37"
Apr
3.1"
3.10"
May
0.6"
0.60"
Jun
0.0"
0.00"
Jul
0.0"
0.00"
Aug
0.0"
0.00"
Sep
3.0"
3.03"
Oct
5.7"
5.70"
Nov
6.7"
6.67"
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec9.5h10.5h11.5h13h14h15h14.5h13.5h12h11h9.5h9h
Jan: 7:17 AM – 4:43 PM · 9h 27m
Feb: 6:46 AM – 5:14 PM · 10h 28m
Mar: 6:10 AM – 5:50 PM · 11h 41m
Apr: 5:28 AM – 6:32 PM · 13h 04m
May: 4:53 AM – 7:07 PM · 14h 13m
Jun: 4:35 AM – 7:25 PM · 14h 51m
Jul: 4:42 AM – 7:18 PM · 14h 35m
Aug: 5:12 AM – 6:48 PM · 13h 36m
Sep: 5:53 AM – 6:07 PM · 12h 15m
Oct: 6:33 AM – 5:27 PM · 10h 54m
Nov: 7:08 AM – 4:52 PM · 9h 44m
Dec: 7:25 AM – 4:35 PM · 9h 09m
Daylight Longest: 14h 52m · Shortest: 9h 08m

Nearby Stations

Redding Muni AP, CA March 3 - November 21 Orland, CA February 25 - December 2 Whiskeytown Rsvr, CA February 13 - December 13 Mineral, CAJune 10 - September 13 De Sabla, CA April 17 - November 11 Redding 12 Wnw, CA March 19 - November 22

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