Mount Upton, NY frost dates
Last spring frostMay 13median date
First fall frostOct 4median date
Growing season144 daysfrost-free
Hardiness zone5bZone 5b
How Mount Upton compares
- In 8 years out of 10, the last spring frost in Mount Upton falls between April 28 and May 27, a 29-day window. The first fall frost falls between September 20 and October 18.
- The median last frost is 10 days later than the New York median of May 3.
- Its 144-day growing season is longer than 12% of the 1,610 New York places with a regular frost season (state median 163 days).
- The last frost is 12 days later than the zone 5b median of May 1. Hardiness zones measure winter cold, not season length, so use these dates rather than a zone 5b chart.
- The weather station records an average of 160 nights a year at or below 32°F.
- Compared with Utica, NY, 78 km away, the last frost here is 12 days later than there and the growing season is 21 days shorter.
Frost probability
| Chance of frost after | Date |
|---|---|
| 90% (early) | April 28 |
| 50% (median) | May 13 |
| 10% (safe for tender plants) | May 27 |
| Chance of frost before | Date |
|---|---|
| 10% (early) | September 20 |
| 50% (median) | October 4 |
| 90% (late) | October 18 |
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 Mount Upton, NY
Mount Upton, NY frost dates — last frost May 13, first frost Oct 4, zone 5b. whenisthelastfrost.com
Crop
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Start indoors: Feb 18 to Mar 4Transplant outside: Apr 15 to Apr 29
Start indoors: Mar 4 to Mar 18Transplant outside: May 27 to Jun 10
Start indoors: Mar 4 to Mar 18Transplant outside: May 27 to Jun 10
Start indoors: Mar 18 to Apr 1Transplant outside: May 20 to Jun 3
Start indoors: Mar 18 to Apr 1Transplant outside: Apr 22 to May 6Sow outdoors: Apr 15 to May 20Plant for fall: Aug 9 to Sep 6
Start indoors: Mar 18 to Apr 1Transplant outside: Apr 15 to Apr 29Sow outdoors: Apr 15 to Apr 29Plant for fall: Jul 26 to Aug 16
Start indoors: Mar 18 to Apr 1Transplant outside: Apr 29 to May 13Plant for fall: Jun 28 to Jul 19
Start indoors: Mar 18 to Apr 1Transplant outside: Apr 22 to May 6Plant for fall: Jun 28 to Jul 19
Start indoors: Mar 18 to Apr 1Transplant outside: Apr 29 to May 13Plant for fall: Jun 28 to Jul 19
Start indoors: Apr 1 to Apr 15Transplant outside: Jun 3 to Jun 17Sow outdoors: Jun 3 to Jun 17
Start indoors: Apr 1 to Apr 15Transplant outside: May 20 to Jun 3
Sow outdoors: Apr 1 to Apr 22Plant for fall: Jul 12 to Aug 2
Sow outdoors: Apr 1 to Apr 22Plant for fall: Aug 9 to Aug 30
Sow outdoors: Apr 8 to May 20Plant for fall: Aug 23 to Sep 13
Start indoors: Apr 15 to Apr 22Transplant outside: May 27 to Jun 3Sow outdoors: May 20 to Jun 3Plant for fall: Jul 19 to Aug 2
Start indoors: Apr 15 to Apr 22Sow outdoors: May 20 to Jun 3Plant for fall: Jul 26 to Aug 9
Start indoors: Apr 15 to Apr 22Sow outdoors: May 20 to Jun 3
Start indoors: Apr 15 to Apr 22Transplant outside: May 27 to Jun 10
Sow outdoors: Apr 22 to May 20Plant for fall: Jul 12 to Jul 26
Sow outdoors: Apr 22 to May 20Plant for fall: Jul 26 to Aug 9
Sow outdoors: Apr 22 to May 13
Sow outdoors: Apr 29 to May 27Plant for fall: Jul 26 to Aug 9
Sow outdoors: Apr 29 to May 20Plant for fall: Aug 9 to Aug 30
Sow outdoors: May 20 to Jun 10Plant for fall: Jul 19 to Aug 2
Sow outdoors: May 20 to Jun 3
Transplant outside: May 27 to Jun 17
Plant for fall: Sep 20 to Oct 25
Start indoorsTransplant outsideSow outdoorsPlant for fallMedian frost dates
When to plant vegetables in Mount Upton, NY
| Crop | Start indoors | Transplant | Sow outdoors | Fall crop |
|---|---|---|---|---|
| Onions | Feb 18 – Mar 4 | Apr 15 – Apr 29 | — | — |
| Peppers | Mar 4 – Mar 18 | May 27 – Jun 10 | — | — |
| Eggplant | Mar 4 – Mar 18 | May 27 – Jun 10 | — | — |
| Tomatoes | Mar 18 – Apr 1 | May 20 – Jun 3 | — | — |
| Lettuce | Mar 18 – Apr 1 | Apr 22 – May 6 | Apr 15 – May 20 | Aug 9 – Sep 6 |
| Kale | Mar 18 – Apr 1 | Apr 15 – Apr 29 | Apr 15 – Apr 29 | Jul 26 – Aug 16 |
| Broccoli | Mar 18 – Apr 1 | Apr 29 – May 13 | — | Jun 28 – Jul 19 |
| Cabbage | Mar 18 – Apr 1 | Apr 22 – May 6 | — | Jun 28 – Jul 19 |
| Cauliflower | Mar 18 – Apr 1 | Apr 29 – May 13 | — | Jun 28 – Jul 19 |
| Okra | Apr 1 – Apr 15 | Jun 3 – Jun 17 | Jun 3 – Jun 17 | — |
| Basil | Apr 1 – Apr 15 | May 20 – Jun 3 | — | — |
| Peas | — | — | Apr 1 – Apr 22 | Jul 12 – Aug 2 |
| Spinach | — | — | Apr 1 – Apr 22 | Aug 9 – Aug 30 |
| Radishes | — | — | Apr 8 – May 20 | Aug 23 – Sep 13 |
| Cucumbers | Apr 15 – Apr 22 | May 27 – Jun 3 | May 20 – Jun 3 | Jul 19 – Aug 2 |
| Zucchini & Summer Squash | Apr 15 – Apr 22 | — | May 20 – Jun 3 | Jul 26 – Aug 9 |
| Winter Squash & Pumpkins | Apr 15 – Apr 22 | — | May 20 – Jun 3 | — |
| Melons & Watermelon | Apr 15 – Apr 22 | May 27 – Jun 10 | — | — |
| Carrots | — | — | Apr 22 – May 20 | Jul 12 – Jul 26 |
| Beets | — | — | Apr 22 – May 20 | Jul 26 – Aug 9 |
| Potatoes | — | — | Apr 22 – May 13 | — |
| Swiss Chard | — | — | Apr 29 – May 27 | Jul 26 – Aug 9 |
| Cilantro | — | — | Apr 29 – May 20 | Aug 9 – Aug 30 |
| Green Beans | — | — | May 20 – Jun 10 | Jul 19 – Aug 2 |
| Sweet Corn | — | — | May 20 – Jun 3 | — |
| Sweet Potatoes | — | May 27 – Jun 17 | — | — |
| Garlic | — | — | — | Sep 20 – Oct 25 |
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 Norwich, NY weather station, 15 km away (elevation 988 ft (301 m)).
Frost dates near Mount Upton
- Guilford May 13 · Oct 4
- Gilbertsville May 13 · Oct 4
- Unadilla May 11 · Oct 9
- Sidney May 11 · Oct 9
- Bainbridge May 11 · Oct 9
- Wells Bridge May 11 · Oct 9
- South New Berlin May 13 · Oct 4
- Oxford May 13 · Oct 4
- Otego May 11 · Oct 9
- Norwich May 13 · Oct 4
Frequently asked questions
When is the last frost in Mount Upton, NY?
The median last spring frost in Mount Upton, NY is May 13. There is still about a 10% chance of frost after May 27, so wait until then to plant frost-tender crops like tomatoes and peppers.
When is the first frost in Mount Upton, NY?
The median first fall frost is October 4, with about a 10% chance of frost before September 20.
How long is the growing season in Mount Upton, NY?
About 144 days between the median last spring frost and first fall frost.
What planting zone is Mount Upton, NY?
Mount Upton, NY is in USDA hardiness zone 5b.