GreenlyEdinburgh: frost dates
United Kingdom
In Edinburgh the last spring frost usually comes around 28 April and the first autumn frost around 9 November, which leaves about 195 frost-free days (median of 2016–2025). Tomato seedlings can go into open ground around 3 June.
| Last spring frost | around 28 April |
|---|---|
| First autumn frost | around 9 November |
| Frost-free days | 195 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 to sow and plant
| Crop | Sow for seedlings | Plant out in a greenhouse | Open ground |
|---|---|---|---|
| Achocha | 5 March | 14 April | 5 May |
| Arugula | — | 17 March | sow 7 April |
| Basil | 8 May | 15 June | 6 July |
| Beet | — | 17 March | sow 7 April |
| Bell Pepper | 2 April | 15 June | 6 July |
| Black-eyed Susan | 4 March | — | 5 May |
| Bok Choy | 10 March | 14 April | 5 May |
| Broad bean | — | 17 March | sow 7 April |
| Broccoli | — | 17 March | sow 7 April |
| Brussels Sprouts | 31 January | 17 March | 7 April |
| Cabbage | — | 17 March | sow 7 April |
| Calendula | — | 17 March | sow 7 April |
| Carrot | — | — | sow 7 April |
| Cauliflower | 3 February | 17 March | 7 April |
| Celeriac | 27 January | 14 April | 5 May |
| Celery | 27 January | 14 April | 5 May |
| Celosia | 10 April | 25 May | 15 June |
| Chamomile | — | 17 March | sow 7 April |
| Chayote | 22 January | 20 April | 11 May |
| Chickpea | — | — | sow 7 April |
| Chili Pepper | 15 April | 28 June | 19 July |
| China aster | 24 April | 15 June | 6 July |
| Chives | — | — | sow 7 April |
| Cilantro | — | 17 March | sow 7 April |
| Corn | — | 20 April | sow 11 May |
| Cosmos | 10 April | 25 May | 15 June |
| Cucumber | 4 May | 15 June | 6 July |
| Daikon | — | 17 March | sow 7 April |
| Delphinium | 7 February | — | 7 April |
| Dill | — | 17 March | sow 7 April |
| Eggplant | 6 April | 15 June | 6 July |
| Florence fennel | 28 February | 14 April | 5 May |
| Garden sorrel | — | 17 March | sow 7 April |
| Green Beans | 14 March | 20 April | 11 May |
| Hyssop | — | — | sow 7 April |
| Kale | — | 17 March | sow 7 April |
| Kiwano | 11 April | 13 May | 3 June |
| Kohlrabi | — | 17 March | sow 7 April |
| Leek | 6 January | 17 March | 7 April |
| Lemon balm | — | 17 March | sow 7 April |
| Lettuce | — | 17 March | sow 7 April |
| Lisianthus | 20 December | 17 March | 7 April |
| Lovage | — | — | sow 7 April |
| Luffa | 4 May | 15 June | 6 July |
| Marigold | 3 March | 14 April | 5 May |
| Melon | 24 April | 15 June | 6 July |
| Microgreens | — | 25 May | sow 15 June |
| Moringa | 4 May | 28 June | 19 July |
| Mustard greens | — | 17 March | sow 7 April |
| Napa cabbage | 12 March | 14 April | 5 May |
| Nasturtium | 7 March | 14 April | 5 May |
| Okra | 4 May | 15 June | 6 July |
| Oregano | 16 January | 17 March | 7 April |
| Pansy | 20 January | 17 March | 7 April |
| Parsley | — | 17 March | sow 7 April |
| Parsnip | — | — | sow 7 April |
| Peanut | 9 May | 15 June | 6 July |
| Peas | — | 17 March | sow 7 April |
| Petunia | 13 April | 15 June | 6 July |
| Physalis | 29 March | 13 May | 3 June |
| Pumpkin | 6 April | 13 May | 3 June |
| Purple coneflower | 4 February | — | 7 April |
| Radish | — | — | sow 7 April |
| Sage | 27 January | 17 March | 7 April |
| Snapdragon | 11 January | 17 March | 7 April |
| Spinach | — | 17 March | sow 7 April |
| Stevia | 25 March | 13 May | 3 June |
| Stock | — | 17 March | sow 7 April |
| Sunflower | — | 25 May | sow 15 June |
| Sweet Corn | — | 20 April | sow 11 May |
| Sweet pea | 3 February | 17 March | 7 April |
| Sweet William | — | — | sow 7 April |
| Swiss Chard | — | 17 March | sow 7 April |
| Thyme | — | 17 March | sow 7 April |
| Tomato | 17 March | 13 May | 3 June |
| Turnip | — | 17 March | sow 7 April |
| Watercress | — | 17 March | sow 7 April |
| Watermelon | 14 May | 15 June | 6 July |
| Zinnia | 24 May | 28 June | 19 July |
| Zucchini | 11 April | 13 May | 3 June |
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.
Edinburgh: weather for the next 7 days
Forecast by Open-Meteo. Nights at or below 0 °C are marked as frost.
Weather in Edinburgh by month
Average weather in Edinburgh over 2016–2025: the warmest month is July, the wettest October.
| Month | Day, °C | Night, °C | Rain, mm | Rainy days |
|---|---|---|---|---|
| January | 6.5 | 1.8 | 76 | 13 |
| February | 7.7 | 2.3 | 81 | 14 |
| March | 9.4 | 2.7 | 76 | 14 |
| April | 11.4 | 3.8 | 52 | 11 |
| May | 15 | 7.3 | 67 | 12 |
| June | 17.4 | 10.2 | 81 | 15 |
| July | 19.1 | 12 | 90 | 16 |
| August | 18.6 | 11.8 | 86 | 14 |
| September | 16.5 | 9.9 | 80 | 14 |
| October | 13 | 7.4 | 102 | 16 |
| November | 9.1 | 3.9 | 86 | 15 |
| December | 7.4 | 2.8 | 90 | 15 |
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 | Plant around |
|---|---|
| Bearded Iris | 10 October |
| Crocus | 10 October |
| Daffodil | 10 October |
| Garlic | 10 October |
| Hyacinth | 10 October |
| Lily | 10 October |
| Peony | 10 October |
| Saffron | 10 October |
| Tulip | 10 October |
| Wild garlic | 10 October |
A month before the first autumn frost, so the roots grow before winter.