Frost risk
Last frost in Trento
Median last frost, cautious frost date, and guidance on sowing before or after cold risk in Trento.
Median 0 °C
April 20springCautious 2 °C
May 26springAutumn 2 °C
September 14first frostWhat 0 °C and 2 °C mean
Reference dates
When spring frosts usually fall
- April 200C median
- May 150C cautious
- May 162C median
- May 262C cautious
| indicator | date |
|---|---|
| Median last frost 0 °C | April 20 |
| Cautious last frost 0 °C | May 15 |
| Median last frost 2 °C | May 16 |
| Cautious last frost 2 °C | May 26 |
| Cautious first autumn frost 0 °C | October 6 |
| Cautious first autumn frost 2 °C | September 14 |
Last 10 available years
The table shows, for each available year, the last date between January and June when the daily minimum was at or below 0 °C.
| year | last date <= 0 °C | minimum |
|---|---|---|
| 2020 | April 15 | -0.86 °C |
| 2019 | May 15 | -0.08 °C |
| 2018 | April 2 | -1.35 °C |
| 2017 | May 2 | -0.32 °C |
| 2016 | April 28 | -2.58 °C |
| 2015 | April 29 | -1.1 °C |
| 2014 | April 17 | -2.49 °C |
| 2013 | May 26 | -1.15 °C |
| 2012 | May 17 | -1.79 °C |
| 2011 | April 15 | -0.36 °C |
Frequently asked questions
When does the main frost risk end in Trento?
The most cautious date on this page is May 26 on the 2 °C threshold. For sensitive crops, use it as the reference before moving sowing or transplanting earlier.
When should I use the 0 °C date and the 2 °C date?
The median 0 °C date is April 20, while the cautious 2 °C date is May 26. The 2 °C threshold is more cautious for cold nights, inversions, and exposed spots.
Does the frost date apply everywhere in Trento?
No. In Trento, exposure, elevation, wind, and soil can move real risk earlier or later than the representative municipality point.