Frost Dates for Saratoga, CA
Based on data from Los Gatos weather station, 4 miles away
Elevation: 410 ft
Frost Dates
Last Spring Frost (50%) A 50% chance that the last spring frost has already passed by this date. Most gardeners use this as their primary planting guide.
February 2
First Fall Frost (50%) A 50% chance that the first fall frost has occurred by this date. Plan to harvest or protect tender plants before this date.
December 6
30% Probability
Only 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
February 17
First Fall Frost
November 28
Hard Freeze (28°F)
Last Spring Hard Freeze
January 1
First Fall Hard Freeze
December 19
Growing Season
308 Days
February 2 to December 6
USDA Hardiness Zone
Hardiness 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
Köppen Climate
The Köppen climate classification system categorizes climates based on temperature and precipitation patterns.
Csb
Warm-Summer Mediterranean
Warm, dry summers and mild, wet winters. Similar to hot-summer Mediterranean but cooler. Great for a wide range of vegetables and fruit trees with moderate water needs.
Temperature
30°
50°
70°
90°
Avg High
Avg Temp
Avg Low
Light Frost (32°F)
Temperature table
| Month | Avg High | Avg Temp | Avg Low |
|---|---|---|---|
| January | 59° | 49° | 40° |
| February | 62° | 52° | 41° |
| March | 66° | 55° | 43° |
| April | 70° | 58° | 45° |
| May | 76° | 63° | 49° |
| June | 82° | 67° | 53° |
| July | 85° | 70° | 56° |
| August | 85° | 70° | 56° |
| September | 83° | 68° | 54° |
| October | 76° | 62° | 49° |
| November | 65° | 54° | 43° |
| December | 58° | 49° | 40° |
Precipitation
0"
2"
4"
6"
7.6"
Precipitation table
| Month | Precipitation |
|---|---|
| January | 7.3 |
| February | 6.6 |
| March | 6.4 |
| April | 4.5 |
| May | 0.9 |
| June | 0.0 |
| July | 0.0 |
| August | 0.0 |
| September | 0.0 |
| October | 1.3 |
| November | 5.0 |
| December | 7.6 |
Sunrise / Sunset
Daylight
Pacific Time (PT)
Longest: 14h 34m · Shortest: 9h 26m
Sunrise and sunset table
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:26 AM | 5:08 PM | 9h 42m |
| February | 7:04 AM | 5:41 PM | 10h 37m |
| March | 7:26 AM | 7:09 PM | 11h 43m |
| April | 6:39 AM | 7:37 PM | 12h 58m |
| May | 6:04 AM | 8:04 PM | 13h 60m |
| June | 5:52 AM | 8:24 PM | 14h 33m |
| July | 6:04 AM | 8:23 PM | 14h 19m |
| August | 6:29 AM | 7:55 PM | 13h 26m |
| September | 6:56 AM | 7:09 PM | 12h 13m |
| October | 7:23 AM | 6:23 PM | 11h 01m |
| November | 6:54 AM | 4:52 PM | 9h 58m |
| December | 7:20 AM | 4:47 PM | 9h 27m |
Nearby Stations
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