Last and first frost dates in Szczecin
Poland
In Szczecin the last spring frost usually comes around 22 April and the first autumn frost around 17 November, which leaves about 209 frost-free days (median of 2016–2025). Tomato seedlings can go into open ground from 12 May to 28 July.
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| Last spring frost | around 22 April |
|---|---|
| First autumn frost | around 17 November |
| Frost-free days | 209 days |
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.
When is the last frost in Szczecin?
The last frost in Szczecin usually comes around 22 April: that is the median of 2016–2025, so in about half of those years the last night at or below 0 °C came later. Hardy crops start before it and frost-tender ones only after it: in the table below arugula can go into open ground from 1 April, while corn waits until 30 April. The first autumn frost follows around 17 November, about 209 days later: harvest or cover frost-tender crops before then.
When to sow and plant
| Crop | Sow for seedlings | Plant out in a greenhouse | Open ground |
|---|---|---|---|
| Achocha | 27 February – 9 August | 8 April – 18 September | 29 April – 18 September |
| Ageratum | from 24 February | — | from 12 May |
| Arugula | — | — | sow 1 April – 13 October |
| Basil | 7 April – 15 September | 15 May – 23 October | 5 June – 23 October |
| Beet | — | — | sow 1 April – 18 September |
| Bell Pepper | 16 March – 29 May | 15 May – 28 July | 5 June – 28 July |
| Black-eyed Susan | from 5 February | — | from 29 April |
| Bok Choy | 4 March – 26 September | 8 April – 31 October | 29 April – 31 October |
| Borage | — | — | sow 29 April – 23 September |
| Broad bean | — | — | sow 1 April – 9 August |
| Broccoli | — | — | sow 1 April – 2 August |
| Brussels Sprouts | 25 January – 30 June | 11 March – 14 August | 1 April – 14 August |
| Busy Lizzie | from 4 February | — | from 29 April |
| Cabbage | — | — | sow 1 April – 10 July |
| Calendula | — | — | sow from 1 April |
| Carrot | — | — | sow 1 April – 25 August |
| Cauliflower | 28 January – 2 August | 11 March – 13 September | 1 April – 13 September |
| Celeriac | 21 January – 30 May | 8 April – 15 August | 29 April – 15 August |
| Celery | 21 January – 9 June | 8 April – 25 August | 29 April – 25 August |
| Celosia | from 17 March | from 1 May | from 22 May |
| Chamomile | — | — | sow 1 April – 13 September |
| Chayote | 11 January – 23 May | 9 April – 19 August | 30 April – 19 August |
| Chickpea | — | — | sow 1 April – 30 July |
| Chicory | 14 February – 24 August | — | 1 April – 18 September |
| Chili Pepper | 16 March – 5 July | 15 May – 3 September | 5 June – 3 September |
| China aster | from 24 March | from 15 May | from 5 June |
| Chives | — | — | sow 1 April – 4 September |
| Cilantro | — | — | sow 1 April – 14 September |
| Corn | — | — | sow 30 April – 30 July |
| Corn poppy | — | — | sow from 1 April |
| Cosmos | from 17 March | from 1 May | from 22 May |
| Cucumber | 17 April – 5 August | 15 May – 2 September | 5 June – 2 September |
| Daikon | — | — | sow 1 April – 11 September |
| Delphinium | from 11 January | — | from 1 April |
| Dill | — | — | sow 1 April – 24 September |
| Edging lobelia | from 4 February | — | from 29 April |
| Eggplant | 16 March – 29 May | 15 May – 28 July | 5 June – 28 July |
| Florence fennel | 22 February – 9 August | 8 April – 23 September | 29 April – 23 September |
| Foxglove | from 24 December | — | from 1 April |
| Garden sorrel | — | — | sow 1 April – 12 September |
| Green Beans | — | — | sow 22 May – 7 August |
| Hollyhock | — | — | sow from 1 April |
| Hyssop | — | — | sow 1 April – 5 August |
| Kale | — | — | sow 1 April – 6 September |
| Kiwano | 20 March – 12 August | 21 April – 13 September | 12 May – 13 September |
| Kohlrabi | — | — | sow 1 April – 16 September |
| Leek | 31 December – 21 May | 11 March – 30 July | 1 April – 30 July |
| Lemon balm | — | — | sow 1 April – 8 September |
| Lettuce | — | — | sow 1 April – 21 September |
| Lisianthus | from 14 December | from 11 March | from 1 April |
| Lovage | — | — | sow from 1 April |
| Luffa | 3 April – 6 June | 15 May – 18 July | 5 June – 18 July |
| Marigold | from 25 February | from 8 April | from 29 April |
| Marjoram | 16 March – 24 August | — | 5 June – 23 October |
| Melon | 17 April – 23 July | 15 May – 20 August | 5 June – 20 August |
| Microgreens | — | — | sow 22 May – 3 November |
| Moringa | 25 March – 29 August | 19 May – 23 October | 9 June – 23 October |
| Moss rose | from 11 February | — | from 29 April |
| Mustard greens | — | — | sow 1 April – 3 October |
| Napa cabbage | 6 March – 3 September | 8 April – 6 October | 29 April – 6 October |
| Nasturtium | from 1 March | from 8 April | from 29 April |
| Okra | 3 April – 17 August | 15 May – 28 September | 5 June – 28 September |
| Oregano | 10 January – 14 August | 11 March – 13 October | 1 April – 13 October |
| Pansy | from 14 January | from 11 March | from 1 April |
| Parsley | — | — | sow 1 April – 2 September |
| Parsnip | — | — | sow 1 April – 22 July |
| Peanut | 8 April – 13 July | 15 May – 19 August | 5 June – 19 August |
| Peas | — | — | sow 1 April – 4 September |
| Petunia | from 13 March | from 15 May | from 5 June |
| Physalis | 7 March – 10 July | 21 April – 24 August | 12 May – 24 August |
| Pumpkin | 3 April – 11 June | 15 May – 23 July | 5 June – 23 July |
| Purple coneflower | from 8 January | — | from 1 April |
| Radish | — | — | sow 1 April – 18 October |
| Sage | 21 January – 10 August | 11 March – 28 September | 1 April – 28 September |
| Scarlet sage | from 28 February | — | from 12 May |
| Snapdragon | from 5 January | from 11 March | from 1 April |
| Soybean | — | — | sow 5 June – 29 August |
| Spinach | — | — | sow 1 April – 23 September |
| Stevia | 3 March – 1 July | 21 April – 19 August | 12 May – 19 August |
| Stock | — | — | sow from 1 April |
| Sunflower | — | — | sow from 22 May |
| Sweet alyssum | — | — | sow from 1 April |
| Sweet Corn | 22 March – 24 August | 13 April – 15 September | 4 May – 15 September |
| Sweet pea | from 28 January | from 11 March | from 1 April |
| Sweet William | — | — | sow from 1 April |
| Swiss Chard | — | — | sow 1 April – 18 September |
| Thyme | — | — | sow 1 April – 30 July |
| Tomato | 28 February – 6 June | 21 April – 28 July | 12 May – 28 July |
| Turnip | — | — | sow 1 April – 20 September |
| Watercress | — | — | sow 1 April – 1 October |
| Watermelon | 17 April – 11 July | 15 May – 8 August | 5 June – 8 August |
| Zinnia | from 14 April | from 19 May | from 9 June |
| Zucchini | 24 April – 10 August | 15 May – 31 August | 5 June – 31 August |
Planting out: a week after the last frost once the soil is warm enough for the crop; frost-hardy crops three weeks before it; an unheated greenhouse three weeks earlier. Seedlings are sown so they are ready on that day. Each window starts on the Greenly calendar date and ends on the last day that still leaves the crop’s days to harvest (from its card) before the average first autumn frost, plus six weeks of picking for crops harvested over weeks (tomatoes, peppers, aubergines, cucumbers, courgettes, pumpkins, watermelons, beans) — our rule; earlier in the window is safer.
When the soil warms up in Szczecin
The day the top 7 cm of soil first averages each temperature over a week, median of 2016–2025 (ERA5 via Open-Meteo). The soil reaches 10 °C 8 days before the last spring frost and 15 °C 20 days after it.
| Soil | Date | Against the last spring frost |
|---|---|---|
| 5 °C | 21 February | 60 days earlier |
| 10 °C | 14 April | 8 days earlier |
| 15 °C | 12 May | 20 days later |
| 18 °C | 5 June | 44 days later |
Frost dates near Szczecin
Of the nearest cities on our list, the last spring frost ends earliest in Potsdam (5 April) and latest in Koszalin (26 April).
| City | Distance | Last spring frost | First autumn frost |
|---|---|---|---|
| Gorzów Wielkopolski | 90 km | 21 April | 13 November |
| Berlin | 127 km | 13 April | 19 November |
| Koszalin | 136 km | 26 April | 19 November |
| Potsdam | 152 km | 5 April | 21 November |
| Rostock | 177 km | 14 April | 17 November |
Seeds, seedlings and markets in Szczecin
Within 15 km of Szczecin OpenStreetMap lists 18 garden centres, 1 farm-supply shop, 1 plant nursery, 13 markets and 4 farm shops (collected 28 October 2026). The nearest garden centre to the city centre is Zielone Królestwo, 3 km away.
- Zielone Królestwo — garden centre
Mon–Sun 09:00–18:00 · 3 km - Targowisko Tobruk — market
Mon–Fri 07:00–15:30; Sat 07:00–14:00 · 1 km · tobruk-szczecin.pl - Szczecinski Bazar Smakoszy — farm shop
Zygmunta Chmielewskiego 18, 70-028 · Sun 10:00–14:00 · 3 km · facebook.com - Pan Bratek — garden centre
09:00–18:00 · 5 km · pl-pl.facebook.com - Ryneczek słoneczne — market
Jasna · 9 km - Selerek — farm shop
Waleriana Łukasińskiego 38, Szczecin · Mon–Fri 08:00–18:00; Sat 08:00–14:00 · 4 km
Places: © OpenStreetMap contributors, ODbL.
What to grow at home in winter in Szczecin
Frosts in Szczecin usually come from about 17 November to about 22 April. These plants have indoor care in their Greenly cards and are harvested quickly, so they can be sown on a windowsill in winter.
Szczecin: weather for the next 7 days
Forecast by Open-Meteo. Nights at or below 0 °C are marked as frost.
Weather in Szczecin by month
Average weather in Szczecin over 2016–2025: the warmest month is August. Months that average 20 °C or more by day: June–September (20–23.7 °C). Nights average below 0 °C in January (-0.9 °C) and February (-0.5 °C). About 662 mm of rain falls in a year, on 129 days; July is the wettest month (105 mm) and April the driest (36 mm).
| Month | Day, °C | Night, °C | Rain, mm | Rainy days |
|---|---|---|---|---|
| January | 3.8 | -0.9 | 58 | 13 |
| February | 5.7 | -0.5 | 49 | 11 |
| March | 8.9 | 0.7 | 37 | 10 |
| April | 13.4 | 3.8 | 36 | 9 |
| May | 18.5 | 8.4 | 47 | 10 |
| June | 23.3 | 13 | 67 | 11 |
| July | 23.2 | 14.1 | 105 | 13 |
| August | 23.7 | 14.3 | 61 | 12 |
| September | 20 | 11.4 | 48 | 7 |
| October | 14.1 | 7.6 | 59 | 12 |
| November | 7.8 | 3 | 48 | 10 |
| December | 4.8 | 0.6 | 47 | 11 |
Average of the daily highs and lows, rain per month and days with at least 1 mm (ERA5 via Open-Meteo, the same grid cell as the frost dates).
Planted in autumn
| Crop | When to plant |
|---|---|
| Bearded Iris | by 18 October |
| Crocus | 18 October – end of December |
| Daffodil | 18 October – end of December |
| Garlic | 18 October – end of December |
| Grape hyacinth | by 18 October |
| Hellebore | by 18 October |
| Hyacinth | 18 October – end of December |
| Lily | by 18 October |
| Ornamental onion | by 18 October |
| Peony | by 18 October |
| Saffron | by 18 October |
| Snowdrop | by 18 October |
| Tulip | 18 October – end of December |
| Wild garlic | by 18 October |
From a month before the first autumn frost, so the roots grow before winter, to the late-planting limit on each crop’s page (about two weeks before the ground freezes, by ten years of weather).