Last frost date in Hollister, CA

Average last frost
February 19

In Hollister, the last spring frost comes around February 19 in an average year. Wait until March 28 if you want 90% odds of no more frost. The first fall frost usually arrives about December 1, which leaves 287 frost-free days. An early freeze before November 12 happens one year in ten.

Safe after (10% risk)
Mar 28
Average first frost
Dec 1
Frost-free season
287 days
Hard freeze (28°F) ends
Jan 16
Next 6 nights in Hollister

No frost in the next 6 nights

National Weather Service forecast, updated Oct 22, 12:57 UTC

  1. ThuOct 2250°
  2. FriOct 2345°
  3. SatOct 2449°
  4. SunOct 2549°
  5. MonOct 2649°
  6. TueOct 2749°
JanFebMarAprMayJunJulAugSepOctNovDecLast frost Feb 19First frost Dec 1287 frost-free daysBlue: chance of 32°F frost. Green: average frost-free season.JFMAMJJASOND287 frost-free days
Frost risk through the year at Hollister 2, 1.3 miles from Hollister.

Planting calendar for Hollister

Windows count forward or back from the average frost dates above. Click a crop for dates across California.

Start indoorsPlant outSow outdoorsFall plantingAverage last and first frost
Warm-season crops
JanFebMarAprMayJunJulAugSepOctNovDec
TomatoesFeb 26–Mar 12
PumpkinsMar 5–Mar 19
SunflowersFeb 19–Mar 12
CucumbersMar 5–Mar 12
CornFeb 26–Mar 12
Sweet potatoesMar 12–Mar 26
WatermelonMar 5–Mar 19
Green beansFeb 26–Mar 19
ZucchiniFeb 26–Mar 12
OkraMar 12–Mar 26
PeppersMar 5–Mar 19
BasilFeb 26–Mar 12
Butternut squashFeb 26–Mar 12
CantaloupeMar 5–Mar 19
EggplantMar 5–Mar 19
Cool-season crops
JanFebMarAprMayJunJulAugSepOctNovDec
PotatoesJan 22–Feb 5
OnionsJan 8–Jan 29
CarrotsJan 29–Mar 5
LettuceFeb 5–Feb 26
BroccoliJan 22–Feb 5
BeetsJan 22–Mar 5
PeasJan 8–Jan 22
CabbageJan 22–Feb 5
RadishesJan 15–Feb 26
Brussels sproutsFeb 5–Feb 19
SpinachJan 8–Jan 29
CilantroFeb 5–Feb 26
KaleJan 22–Feb 5
Collard greensJan 22–Feb 5
TurnipsJan 22–Feb 5
DillFeb 19–Mar 5
CeleryFeb 26–Mar 5
CauliflowerFeb 5–Feb 19
LeeksFeb 5–Feb 19
Swiss chardFeb 5–Mar 5
ParsleyFeb 5–Feb 26
Fall bulbs and garlic
JanFebMarAprMayJunJulAugSepOctNovDec
Tulip bulbsNov 17–Dec 15
GarlicOct 15–Nov 30
Daffodil bulbsOct 15–Nov 30
Perennials
JanFebMarAprMayJunJulAugSepOctNovDec
StrawberriesJan 22–Feb 5
AsparagusJan 22–Feb 5

Frost probabilities

ThresholdSpring, 90% chance laterSpring, 50%Spring, 10%Fall, 10% chance earlierFall, 50%Fall, 90%
Light frost, 32°FJan 10Feb 19Mar 28Nov 12Dec 1Dec 25
Hard freeze, 28°FDec 19Jan 16Feb 28Nov 26Dec 14Jan 14

Read the spring 10% column as the date after which only one year in ten still gets frost. That is the safer date for tomatoes, peppers and basil.

Where these numbers come from

NOAA station Hollister 2 (USC00044025) sits 1.3 miles from the center of Hollister at 275 feet. Its averages cover 1991 to 2020. Low spots, valleys and open fields can keep getting frost a week or two after the station stops; city centers and lakeshores usually get less of it.

Questions

When is the last frost in Hollister, CA?

The average last frost date in Hollister is February 19, based on NOAA 1991–2020 climate normals. There is a 10% chance of frost after March 28.

When is the first frost in Hollister?

The first frost in fall usually comes around December 1. One year in ten it arrives before November 12.

How long is the growing season in Hollister?

About 287 days between the average last and first frost.

When should I plant tomatoes in Hollister?

Plant tomato seedlings outside from February 26 to March 12. Start seeds indoors six to eight weeks earlier.

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