Batavia, NY planting zone & frost dates

Batavia is in USDA hardiness zone 6a. The last spring frost usually comes around May 3 and the first fall frost around October 16, for a growing season of about 165 days.

USDA hardiness zone6aavg. extreme winter low -10°F to -5°F
Average last spring frostMay 390% chance of no frost after May 18
Average first fall frostOctober 1610% chance of frost by October 1
Growing season165 daysfrost-free days in an average year

Planting calendar for Batavia

Dates are counted from the average last spring frost (May 3) using the typical timing recommended by U.S. extension services. Warm-season crops go out only after the danger of frost has passed and the soil has warmed.

CropWhen
TomatoesStart seeds indoors: Mar 8 – Mar 22
Transplant outdoors: May 10 – May 17
PeppersStart seeds indoors: Feb 22 – Mar 8
Transplant outdoors: May 17 – May 24
EggplantStart seeds indoors: Feb 22 – Mar 8
Transplant outdoors: May 17 – May 24
BroccoliStart seeds indoors: Feb 22 – Mar 8
Transplant outdoors: Apr 5 – Apr 19
CabbageStart seeds indoors: Feb 22 – Mar 8
Transplant outdoors: Apr 5 – Apr 19
Onions (sets)Plant outdoors: Apr 5 – Apr 19
PeasSow outdoors: Mar 22 – Apr 5
SpinachSow outdoors: Mar 22 – Apr 5
LettuceSow outdoors: Apr 5 – Apr 19
CarrotsSow outdoors: Apr 5 – Apr 19
PotatoesPlant outdoors: Apr 5 – Apr 19
BeansSow outdoors: May 10 – May 17
Sweet cornSow outdoors: May 10 – May 17
CucumbersSow outdoors: May 10 – May 17
Squash & zucchiniSow outdoors: May 10 – May 17
BasilStart seeds indoors: Mar 22 – Apr 5
Transplant outdoors: May 10 – May 17

Fall garden: cool-season crops like lettuce, spinach and kale can be sown again around Aug 21 (8 weeks before the average first fall frost on Oct 16).

Frost risk in detail

90% chance50% chance10% chance
Last 32°F frost in spring is afterApr 21May 3May 18
First 32°F frost in fall is beforeOct 29Oct 16Oct 1

How to read it: in spring there is a 10% chance of a frost after May 18, so that is a safe date for tender plants. In fall there is a 10% chance of frost before October 1. A hard freeze (28°F) usually ends around April 23.

Hardiness zone by ZIP code in Batavia

Nearby cities

All cities in New York → · Other zone 6a cities →

Questions

What growing zone is Batavia, NY?

Batavia is in USDA Plant Hardiness Zone 6a (average extreme winter low -10°F to -5°F), according to the USDA 2023 map.

When is the last frost in Batavia?

The average last spring frost (32°F) in Batavia is May 3. There is still a 10% chance of frost until May 18.

When can I plant tomatoes in Batavia?

Transplant tomatoes outdoors 1–2 weeks after the average last frost: around May 10 – May 17. Start seeds indoors 6–8 weeks before the last frost.

Frost dates: NOAA U.S. Climate Normals 1991–2020, station Batavia, NY (USC00300443), 3.8 km (2.4 mi) from the city center, elevation 278 m, based on 30 years of records. Hardiness zone: USDA Plant Hardiness Zone Map 2023 for the ZIP code nearest to the city center. Microclimates (valleys, hills, cities, coasts) can be warmer or colder: check the local forecast before planting. How we calculate the data.