Frost dates for 38138 — Germantown, TN
How Germantown compares
- In 8 years out of 10, the last spring frost in Germantown falls between March 9 and April 13, a 35-day window. The first fall frost falls between October 25 and November 22.
- The median last frost is 9 days earlier than the Tennessee median of Apr 7.
- Its 221-day growing season is longer than 93% of the 548 Tennessee places with a regular frost season (state median 206 days).
- The last frost is typical for zone 8a, where the median is Mar 29.
- The weather station records an average of 68 nights a year at or below 32°F.
- Germantown shares its weather station with Cordova, TN, 8 km away, so the two have the same frost dates.
Frost probability
| Chance of frost after | Date |
|---|---|
| 90% (early) | March 9 |
| 50% (median) | March 29 |
| 10% (safe for tender plants) | April 13 |
| Chance of frost before | Date |
|---|---|
| 10% (early) | October 25 |
| 50% (median) | November 5 |
| 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 Germantown, TN
Frost dates for 38138 — Germantown, TN — last frost Mar 29, first frost Nov 5, zone 8a. whenisthelastfrost.com
When to plant vegetables in Germantown, TN
| Crop | Start indoors | Transplant | Sow outdoors | Fall crop |
|---|---|---|---|---|
| Onions | Jan 4 – Jan 18 | Mar 1 – Mar 15 | — | — |
| Peppers | Jan 18 – Feb 1 | Apr 12 – Apr 26 | — | — |
| Eggplant | Jan 18 – Feb 1 | Apr 12 – Apr 26 | — | — |
| Tomatoes | Feb 1 – Feb 15 | Apr 5 – Apr 19 | — | — |
| Lettuce | Feb 1 – Feb 15 | Mar 8 – Mar 22 | Mar 1 – Apr 5 | Sep 10 – Oct 8 |
| Kale | Feb 1 – Feb 15 | Mar 1 – Mar 15 | Mar 1 – Mar 15 | Aug 27 – Sep 17 |
| Broccoli | Feb 1 – Feb 15 | Mar 15 – Mar 29 | — | Jul 30 – Aug 20 |
| Cabbage | Feb 1 – Feb 15 | Mar 8 – Mar 22 | — | Jul 30 – Aug 20 |
| Cauliflower | Feb 1 – Feb 15 | Mar 15 – Mar 29 | — | Jul 30 – Aug 20 |
| Okra | Feb 15 – Mar 1 | Apr 19 – May 3 | Apr 19 – May 3 | — |
| Basil | Feb 15 – Mar 1 | Apr 5 – Apr 19 | — | — |
| Peas | — | — | Feb 15 – Mar 8 | Aug 13 – Sep 3 |
| Spinach | — | — | Feb 15 – Mar 8 | Sep 10 – Oct 1 |
| Radishes | — | — | Feb 22 – Apr 5 | Sep 24 – Oct 15 |
| Cucumbers | Mar 1 – Mar 8 | Apr 12 – Apr 19 | Apr 5 – Apr 19 | Aug 20 – Sep 3 |
| Zucchini & Summer Squash | Mar 1 – Mar 8 | — | Apr 5 – Apr 19 | Aug 27 – Sep 10 |
| Winter Squash & Pumpkins | Mar 1 – Mar 8 | — | Apr 5 – Apr 19 | — |
| Melons & Watermelon | Mar 1 – Mar 8 | Apr 12 – Apr 26 | — | — |
| Carrots | — | — | Mar 8 – Apr 5 | Aug 13 – Aug 27 |
| Beets | — | — | Mar 8 – Apr 5 | Aug 27 – Sep 10 |
| Potatoes | — | — | Mar 8 – Mar 29 | — |
| Swiss Chard | — | — | Mar 15 – Apr 12 | Aug 27 – Sep 10 |
| Cilantro | — | — | Mar 15 – Apr 5 | Sep 10 – Oct 1 |
| Green Beans | — | — | Apr 5 – Apr 26 | Aug 20 – Sep 3 |
| Sweet Corn | — | — | Apr 5 – Apr 19 | — |
| Sweet Potatoes | — | Apr 12 – May 3 | — | — |
| Garlic | — | — | — | Oct 22 – Nov 26 |
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 Memphis Wfo, TN weather station, 5 km away (elevation 312 ft (95 m)).
ZIP codes in Germantown: 38138 38139 38183
Frost dates near Germantown
- Cordova Mar 29 · Nov 5
- Collierville Mar 29 · Nov 3
- Eads Mar 29 · Nov 3
- Ellendale Mar 29 · Nov 5
- Memphis Mar 16 · Nov 16
- Brunswick Mar 29 · Nov 5
- Rossville Mar 29 · Nov 3
- Arlington Mar 29 · Nov 5
Frequently asked questions
When is the last frost in Germantown, TN?
The median last spring frost in Germantown, TN is March 29. There is still about a 10% chance of frost after April 13, so wait until then to plant frost-tender crops like tomatoes and peppers.
When is the first frost in Germantown, TN?
The median first fall frost is November 5, with about a 10% chance of frost before October 25.
How long is the growing season in Germantown, TN?
About 221 days between the median last spring frost and first fall frost.
What planting zone is Germantown, TN?
Germantown, TN is in USDA hardiness zone 8a.