GreenlyFrost dates by city
The average last spring frost and first autumn frost for cities in Europe and the Americas, from ten years of weather data — and when to sow and plant out there.
Cities
| City | Country | Last spring frost | First autumn frost |
|---|---|---|---|
| Kyiv | Ukraine | 5 April | 9 November |
| Kharkiv | Ukraine | 21 April | 21 October |
| Odesa | Ukraine | 28 March | 25 November |
| Dnipro | Ukraine | 3 April | 8 November |
| Lviv | Ukraine | 14 April | 12 November |
| Zaporizhzhia | Ukraine | 2 April | 12 November |
| Vinnytsia | Ukraine | 15 April | 20 October |
| Poltava | Ukraine | 6 April | 23 October |
| Chernihiv | Ukraine | 11 April | 28 October |
| Uzhhorod | Ukraine | 6 April | 31 October |
| Ivano-Frankivsk | Ukraine | 21 April | 20 October |
| Mykolaiv | Ukraine | 31 March | 10 November |
| Moscow | Russia | 29 April | 14 October |
| Saint Petersburg | Russia | 1 May | 20 October |
| Novosibirsk | Russia | 17 May | 28 September |
| Yekaterinburg | Russia | 9 May | 28 September |
| Kazan | Russia | 26 April | 13 October |
| Krasnodar | Russia | 21 March | 18 November |
| Rostov-on-Don | Russia | 29 March | 9 November |
| Samara | Russia | 20 April | 21 October |
| Voronezh | Russia | 21 April | 29 October |
| Minsk | Belarus | 1 May | 31 October |
| Chișinău | Moldova | 4 April | 17 November |
| Almaty | Kazakhstan | 10 April | 6 October |
| Astana | Kazakhstan | 7 May | 29 September |
| Riga | Latvia | 15 April | 13 November |
| Warsaw | Poland | 8 April | 17 November |
| Berlin | Germany | 13 April | 19 November |
| Prague | Czechia | 20 April | 8 November |
| Madrid | Spain | 22 March | 27 November |
| Barcelona | Spain | 24 January | 12 December |
| Valencia | Spain | 15 January | — |
| Seville | Spain | 16 January | — |
| Zaragoza | Spain | 28 January | 20 December |
| Valladolid | Spain | 6 April | 27 November |
| Bilbao | Spain | 14 March | 26 December |
| Granada | Spain | 30 March | 26 November |
| Burgos | Spain | 18 April | 17 November |
| Buenos Aires | Argentina | 14 July | — |
| Córdoba | Argentina | 5 August | 15 June |
| Mendoza | Argentina | 10 August | 17 June |
| Santiago | Chile | 9 August | 18 June |
| Montevideo | Uruguay | — | — |
| Mexico City | Mexico | — | 9 December |
| London | United Kingdom | 4 April | 23 November |
| Manchester | United Kingdom | 22 April | 14 November |
| Edinburgh | United Kingdom | 28 April | 9 November |
| Dublin | Ireland | 7 April | 24 November |
| New York | United States | 3 April | 20 November |
| Chicago | United States | 18 April | 6 November |
| Denver | United States | 1 May | 15 October |
| Toronto | Canada | 26 April | 30 October |
| Melbourne | Australia | 4 August | 25 June |
Median of 2016–2025 for the 25 km grid cell of the city: the last day at or below 0 °C in spring and the first in autumn (ERA5 reanalysis via Open-Meteo). In a cold year a frost can come a week or two later — Greenly warns 48 hours ahead.