Last Frost Date Worcester: Frost Dates, Late Frost Risk & Growing Season
When is the last spring frost and the first autumn frost in Worcester? Frost dates from 30 years of data, the risk of late frost, frost-free days and planting dates.
The frost season in Worcester
- Last frost (average): April 22
- In 1 year out of 10 it still freezes on April 30.
- First frost: October 21
- Frost-free season: 179 days
- Frost after 15 May: in 0 % of years
Frost days per month in Worcester
- January: 27.7 · -8 °C
- February: 25.3 · -7 °C
- March: 23.4 · -3 °C
- April: 8.3 · 2 °C
- May: 0.1 · 8 °C
- June: 0 · 13 °C
- July: 0 · 17 °C
- August: 0 · 16 °C
- September: 0 · 12 °C
- October: 3.1 · 6 °C
- November: 15.4 · 0 °C
- December: 26.1 · -5 °C
- Matched to the average lows of a weather station 7 km away – accurate to about ±1–2 weeks.
- 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.