Middlesex, NC frost dates
How Middlesex compares
- In 8 years out of 10, the last spring frost in Middlesex falls between March 10 and April 11, a 32-day window. The first fall frost falls between October 27 and November 22.
- The median last frost is 4 days earlier than the North Carolina median of Apr 1.
- Its 225-day growing season is longer than 69% of the 759 North Carolina places with a regular frost season (state median 218 days).
- The last frost is typical for zone 8a, where the median is Mar 29.
- The weather station records an average of 61 nights a year at or below 32°F.
- Compared with Raleigh, NC, 39 km away, the last frost here is the same as there and the growing season is the same length.
Frost probability
| Chance of frost after | Date |
|---|---|
| 90% (early) | March 10 |
| 50% (median) | March 28 |
| 10% (safe for tender plants) | April 11 |
| Chance of frost before | Date |
|---|---|
| 10% (early) | October 27 |
| 50% (median) | November 8 |
| 90% (late) | November 22 |
Frost here means 32°F (0°C). A median date means half of years have their last frost earlier and half later.
Planting calendar for Middlesex, NC
Middlesex, NC frost dates — last frost Mar 28, first frost Nov 8, zone 8a. whenisthelastfrost.com
When to plant vegetables in Middlesex, NC
| Crop | Start indoors | Transplant | Sow outdoors | Fall crop |
|---|---|---|---|---|
| Onions | Jan 3 – Jan 17 | Feb 28 – Mar 14 | — | — |
| Peppers | Jan 17 – Jan 31 | Apr 11 – Apr 25 | — | — |
| Eggplant | Jan 17 – Jan 31 | Apr 11 – Apr 25 | — | — |
| Tomatoes | Jan 31 – Feb 14 | Apr 4 – Apr 18 | — | — |
| Lettuce | Jan 31 – Feb 14 | Mar 7 – Mar 21 | Feb 28 – Apr 4 | Sep 13 – Oct 11 |
| Kale | Jan 31 – Feb 14 | Feb 28 – Mar 14 | Feb 28 – Mar 14 | Aug 30 – Sep 20 |
| Broccoli | Jan 31 – Feb 14 | Mar 14 – Mar 28 | — | Aug 2 – Aug 23 |
| Cabbage | Jan 31 – Feb 14 | Mar 7 – Mar 21 | — | Aug 2 – Aug 23 |
| Cauliflower | Jan 31 – Feb 14 | Mar 14 – Mar 28 | — | Aug 2 – Aug 23 |
| Okra | Feb 14 – Feb 28 | Apr 18 – May 2 | Apr 18 – May 2 | — |
| Basil | Feb 14 – Feb 28 | Apr 4 – Apr 18 | — | — |
| Peas | — | — | Feb 14 – Mar 7 | Aug 16 – Sep 6 |
| Spinach | — | — | Feb 14 – Mar 7 | Sep 13 – Oct 4 |
| Radishes | — | — | Feb 21 – Apr 4 | Sep 27 – Oct 18 |
| Cucumbers | Feb 28 – Mar 7 | Apr 11 – Apr 18 | Apr 4 – Apr 18 | Aug 23 – Sep 6 |
| Zucchini & Summer Squash | Feb 28 – Mar 7 | — | Apr 4 – Apr 18 | Aug 30 – Sep 13 |
| Winter Squash & Pumpkins | Feb 28 – Mar 7 | — | Apr 4 – Apr 18 | — |
| Melons & Watermelon | Feb 28 – Mar 7 | Apr 11 – Apr 25 | — | — |
| Carrots | — | — | Mar 7 – Apr 4 | Aug 16 – Aug 30 |
| Beets | — | — | Mar 7 – Apr 4 | Aug 30 – Sep 13 |
| Potatoes | — | — | Mar 7 – Mar 28 | — |
| Swiss Chard | — | — | Mar 14 – Apr 11 | Aug 30 – Sep 13 |
| Cilantro | — | — | Mar 14 – Apr 4 | Sep 13 – Oct 4 |
| Green Beans | — | — | Apr 4 – Apr 25 | Aug 23 – Sep 6 |
| Sweet Corn | — | — | Apr 4 – Apr 18 | — |
| Sweet Potatoes | — | Apr 11 – May 2 | — | — |
| Garlic | — | — | — | Oct 25 – Nov 29 |
Dates come from the median frost dates and common extension-service timing. Adjust for your soil temperature, microclimate and the varieties you grow.
About these dates
Based on 1991–2020 NOAA climate normals for the Clayton 3e, NC weather station, 23 km away (elevation 331 ft (101 m)).
Frost dates near Middlesex
- Sims Mar 22 · Nov 12
- Bailey Mar 22 · Nov 12
- Zebulon Mar 28 · Nov 8
- Wendell Mar 28 · Nov 8
- Kenly Mar 22 · Nov 12
- Spring Hope Apr 1 · Nov 5
- Bunn Apr 11 · Oct 29
- Lucama Mar 22 · Nov 12
- Micro Mar 29 · Nov 5
- Selma Mar 29 · Nov 5
Frequently asked questions
When is the last frost in Middlesex, NC?
The median last spring frost in Middlesex, NC is March 28. There is still about a 10% chance of frost after April 11, so wait until then to plant frost-tender crops like tomatoes and peppers.
When is the first frost in Middlesex, NC?
The median first fall frost is November 8, with about a 10% chance of frost before October 27.
How long is the growing season in Middlesex, NC?
About 225 days between the median last spring frost and first fall frost.
What planting zone is Middlesex, NC?
Middlesex, NC is in USDA hardiness zone 8a.