Beaver, PA frost dates
Last spring frostApr 28median date
First fall frostOct 26median date
Growing season181 daysfrost-free
Hardiness zone6bZone 6b
How Beaver compares
- In 8 years out of 10, the last spring frost in Beaver falls between April 15 and May 15, a 30-day window. The first fall frost falls between October 9 and November 6.
- The median last frost is 1 day later than the Pennsylvania median of Apr 27.
- Its 181-day growing season is longer than 63% of the 1,787 Pennsylvania places with a regular frost season (state median 175 days).
- The last frost is 6 days later than the zone 6b median of Apr 22. Hardiness zones measure winter cold, not season length, so use these dates rather than a zone 6b chart.
- The weather station records an average of 111 nights a year at or below 32°F.
- Compared with Pittsburgh, PA, 40 km away, the last frost here is 4 days later than there and the growing season is 5 days shorter.
Frost probability
| Chance of frost after | Date |
|---|---|
| 90% (early) | April 15 |
| 50% (median) | April 28 |
| 10% (safe for tender plants) | May 15 |
| Chance of frost before | Date |
|---|---|
| 10% (early) | October 9 |
| 50% (median) | October 26 |
| 90% (late) | November 6 |
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 Beaver, PA
Beaver, PA frost dates — last frost Apr 28, first frost Oct 26, zone 6b. whenisthelastfrost.com
Crop
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Start indoors: Feb 3 to Feb 17Transplant outside: Mar 31 to Apr 14
Start indoors: Feb 17 to Mar 3Transplant outside: May 12 to May 26
Start indoors: Feb 17 to Mar 3Transplant outside: May 12 to May 26
Start indoors: Mar 3 to Mar 17Transplant outside: May 5 to May 19
Start indoors: Mar 3 to Mar 17Transplant outside: Apr 7 to Apr 21Sow outdoors: Mar 31 to May 5Plant for fall: Aug 31 to Sep 28
Start indoors: Mar 3 to Mar 17Transplant outside: Mar 31 to Apr 14Sow outdoors: Mar 31 to Apr 14Plant for fall: Aug 17 to Sep 7
Start indoors: Mar 3 to Mar 17Transplant outside: Apr 14 to Apr 28Plant for fall: Jul 20 to Aug 10
Start indoors: Mar 3 to Mar 17Transplant outside: Apr 7 to Apr 21Plant for fall: Jul 20 to Aug 10
Start indoors: Mar 3 to Mar 17Transplant outside: Apr 14 to Apr 28Plant for fall: Jul 20 to Aug 10
Start indoors: Mar 17 to Mar 31Transplant outside: May 19 to Jun 2Sow outdoors: May 19 to Jun 2
Start indoors: Mar 17 to Mar 31Transplant outside: May 5 to May 19
Sow outdoors: Mar 17 to Apr 7Plant for fall: Aug 3 to Aug 24
Sow outdoors: Mar 17 to Apr 7Plant for fall: Aug 31 to Sep 21
Sow outdoors: Mar 24 to May 5Plant for fall: Sep 14 to Oct 5
Start indoors: Mar 31 to Apr 7Transplant outside: May 12 to May 19Sow outdoors: May 5 to May 19Plant for fall: Aug 10 to Aug 24
Start indoors: Mar 31 to Apr 7Sow outdoors: May 5 to May 19Plant for fall: Aug 17 to Aug 31
Start indoors: Mar 31 to Apr 7Sow outdoors: May 5 to May 19
Start indoors: Mar 31 to Apr 7Transplant outside: May 12 to May 26
Sow outdoors: Apr 7 to May 5Plant for fall: Aug 3 to Aug 17
Sow outdoors: Apr 7 to May 5Plant for fall: Aug 17 to Aug 31
Sow outdoors: Apr 7 to Apr 28
Sow outdoors: Apr 14 to May 12Plant for fall: Aug 17 to Aug 31
Sow outdoors: Apr 14 to May 5Plant for fall: Aug 31 to Sep 21
Sow outdoors: May 5 to May 26Plant for fall: Aug 10 to Aug 24
Sow outdoors: May 5 to May 19
Transplant outside: May 12 to Jun 2
Plant for fall: Oct 12 to Nov 16
Start indoorsTransplant outsideSow outdoorsPlant for fallMedian frost dates
When to plant vegetables in Beaver, PA
| Crop | Start indoors | Transplant | Sow outdoors | Fall crop |
|---|---|---|---|---|
| Onions | Feb 3 – Feb 17 | Mar 31 – Apr 14 | — | — |
| Peppers | Feb 17 – Mar 3 | May 12 – May 26 | — | — |
| Eggplant | Feb 17 – Mar 3 | May 12 – May 26 | — | — |
| Tomatoes | Mar 3 – Mar 17 | May 5 – May 19 | — | — |
| Lettuce | Mar 3 – Mar 17 | Apr 7 – Apr 21 | Mar 31 – May 5 | Aug 31 – Sep 28 |
| Kale | Mar 3 – Mar 17 | Mar 31 – Apr 14 | Mar 31 – Apr 14 | Aug 17 – Sep 7 |
| Broccoli | Mar 3 – Mar 17 | Apr 14 – Apr 28 | — | Jul 20 – Aug 10 |
| Cabbage | Mar 3 – Mar 17 | Apr 7 – Apr 21 | — | Jul 20 – Aug 10 |
| Cauliflower | Mar 3 – Mar 17 | Apr 14 – Apr 28 | — | Jul 20 – Aug 10 |
| Okra | Mar 17 – Mar 31 | May 19 – Jun 2 | May 19 – Jun 2 | — |
| Basil | Mar 17 – Mar 31 | May 5 – May 19 | — | — |
| Peas | — | — | Mar 17 – Apr 7 | Aug 3 – Aug 24 |
| Spinach | — | — | Mar 17 – Apr 7 | Aug 31 – Sep 21 |
| Radishes | — | — | Mar 24 – May 5 | Sep 14 – Oct 5 |
| Cucumbers | Mar 31 – Apr 7 | May 12 – May 19 | May 5 – May 19 | Aug 10 – Aug 24 |
| Zucchini & Summer Squash | Mar 31 – Apr 7 | — | May 5 – May 19 | Aug 17 – Aug 31 |
| Winter Squash & Pumpkins | Mar 31 – Apr 7 | — | May 5 – May 19 | — |
| Melons & Watermelon | Mar 31 – Apr 7 | May 12 – May 26 | — | — |
| Carrots | — | — | Apr 7 – May 5 | Aug 3 – Aug 17 |
| Beets | — | — | Apr 7 – May 5 | Aug 17 – Aug 31 |
| Potatoes | — | — | Apr 7 – Apr 28 | — |
| Swiss Chard | — | — | Apr 14 – May 12 | Aug 17 – Aug 31 |
| Cilantro | — | — | Apr 14 – May 5 | Aug 31 – Sep 21 |
| Green Beans | — | — | May 5 – May 26 | Aug 10 – Aug 24 |
| Sweet Corn | — | — | May 5 – May 19 | — |
| Sweet Potatoes | — | May 12 – Jun 2 | — | — |
| Garlic | — | — | — | Oct 12 – Nov 16 |
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 Montgomery L&D, PA weather station, 7 km away (elevation 689 ft (210 m)).
Frost dates near Beaver
- Monaca Apr 28 · Oct 26
- New Brighton Apr 27 · Oct 25
- Rochester Apr 27 · Oct 25
- Industry Apr 28 · Oct 26
- Beaver Falls Apr 27 · Oct 25
- Conway Apr 27 · Oct 25
- Shippingport Apr 28 · Oct 26
- Freedom Apr 27 · Oct 25
- Aliquippa Apr 28 · Oct 26
- Midland Apr 28 · Oct 26
Frequently asked questions
When is the last frost in Beaver, PA?
The median last spring frost in Beaver, PA is April 28. There is still about a 10% chance of frost after May 15, so wait until then to plant frost-tender crops like tomatoes and peppers.
When is the first frost in Beaver, PA?
The median first fall frost is October 26, with about a 10% chance of frost before October 9.
How long is the growing season in Beaver, PA?
About 181 days between the median last spring frost and first fall frost.
What planting zone is Beaver, PA?
Beaver, PA is in USDA hardiness zone 6b.