Last Frost Date Yucaipa: Frost Dates, Late Frost Risk & Growing Season

When is the last spring frost and the first autumn frost in Yucaipa? Frost dates from 30 years of data, the risk of late frost, frost-free days and planting dates.

The frost season in Yucaipa

Last frost (average): March 23
In 1 year out of 10 it still freezes on April 15.
First frost: December 2
Frost-free season: 252 days
Frost after 15 May: in 0 % of years

Frost days per month in Yucaipa

January: 5 · 3 °C
February: 4.3 · 4 °C
March: 2 · 5 °C
April: 0.6 · 7 °C
May: 0 · 10 °C
June: 0 · 14 °C
July: 0 · 18 °C
August: 0 · 19 °C
September: 0 · 16 °C
October: 0 · 12 °C
November: 1.7 · 7 °C
December: 6.3 · 3 °C

No weather station nearby: plain grid values, which are often a little too cold – dates may therefore be late.
Daily minimum temperatures 2 m above ground over 30 years (1991–2020), NASA POWER; station data: Deutscher Wetterdienst (CC BY 4.0). Ground frost can form while the air at 2 m is still +2 to +3 °C.