USDA Hardiness Zone 8a
Frost Dates for 36850 — Camp Hill, Alabama
NOAA 1991–2020 normals from Camp Hill 2NW, AL (680 ft), 2 miles north.
Updated
In Camp Hill, the last spring frost (32°F) is around April 11 in half of years and has passed by April 26 in nine years out of ten. The first fall frost comes around October 27, as early as October 16 one year in ten, leaving a typical freeze-free season of 201 days (NOAA, Camp Hill 2NW, AL).
- Last spring frost
- April 11
- First fall frost
- October 27
- Growing season
- 201 days
- Hardiness zone
- 8a
50% probability
50% probability
freeze-free, 50%
10 to 15°F (-12.2 to -9.4°C) coldest night
- First snow
- Rare
- Last snow
- Rare
- Winters with snow
- 6%
- Snow per year
- 0"
median, 1991–2020
median, 1991–2020
1 of 18 observed
NOAA normal
Frost risk by date in Camp Hill
Half of springs at Camp Hill 2NW, AL see their last 32°F night by April 11; only one in ten is past it by March 25, and one in ten still has one after April 26. Planting tender crops after April 17 leaves a 30% risk of a frost on them, after April 21 20%, and after April 26 10%. The 15 days between the even-odds date and the one-in-ten date is narrower than at 92% of the 115 Alabama stations behind this site's ZIP pages.
In fall the first 32°F night comes by October 27 in half of years, as early as October 16 one year in ten, and holds off past November 10 one year in ten. A hard freeze of 28°F follows 10 days later, around November 6; in spring the one-in-ten date for 28°F is April 17, 9 days before the 32°F one. The freeze-free season lasts 201 days in a typical year, shorter than at 98% of the 115 Alabama stations; it reaches 220 days one year in ten and falls short of 180 one year in ten. On average 86 nights a year drop to 32°F or below. Nights of 36°F, when frost can still settle on leaves in low, open spots, continue 11 days longer, to about April 22, and return around October 19. Severe cold of 16°F or below comes in 97% of winters, usually between December 29 and February 12.
| Low | 90% | 80% | 70% | 60% | 50% | 40% | 30% | 20% | 10% |
|---|---|---|---|---|---|---|---|---|---|
| 36°F | Apr 7 | Apr 12 | Apr 17 | Apr 20 | Apr 22 | Apr 26 | Apr 29 | May 1 | May 6 |
| 32°F | Mar 25 | Mar 31 | Apr 5 | Apr 8 | Apr 11 | Apr 14 | Apr 17 | Apr 21 | Apr 26 |
| 28°F | Mar 10 | Mar 18 | Mar 23 | Mar 26 | Mar 31 | Apr 4 | Apr 7 | Apr 11 | Apr 17 |
| 24°F | Feb 23 | Feb 28 | Mar 6 | Mar 13 | Mar 17 | Mar 21 | Mar 26 | Mar 31 | Apr 5 |
| 20°F | Feb 4 | Feb 14 | Feb 20 | Feb 26 | Mar 1 | Mar 6 | Mar 12 | Mar 17 | Mar 24 |
| 16°F97% of yrs | Jan 18 | Jan 28 | Feb 1 | Feb 5 | Feb 12 | Feb 18 | Feb 25 | Mar 3 | Mar 11 |
| Low | 10% | 20% | 30% | 40% | 50% | 60% | 70% | 80% | 90% |
|---|---|---|---|---|---|---|---|---|---|
| 36°F | Oct 7 | Oct 11 | Oct 14 | Oct 17 | Oct 19 | Oct 22 | Oct 24 | Oct 27 | Oct 30 |
| 32°F | Oct 16 | Oct 20 | Oct 23 | Oct 25 | Oct 27 | Oct 30 | Nov 1 | Nov 4 | Nov 10 |
| 28°F | Oct 24 | Oct 28 | Nov 1 | Nov 3 | Nov 6 | Nov 9 | Nov 14 | Nov 20 | Nov 27 |
| 24°F | Nov 2 | Nov 6 | Nov 11 | Nov 15 | Nov 18 | Nov 24 | Dec 1 | Dec 5 | Dec 14 |
| 20°F | Nov 12 | Nov 19 | Nov 24 | Dec 1 | Dec 4 | Dec 10 | Dec 20 | Dec 28 | Jan 4 |
| 16°F97% of yrs | Nov 29 | Dec 4 | Dec 11 | Dec 21 | Dec 29 | Jan 2 | Jan 7 | Jan 13 | Jan 22 |
Freeze probabilities 1991–2020 at Camp Hill 2NW, AL, from NOAA NCEI U.S. Climate Normals. Where a temperature is reached in fewer than 99.5% of years, the dates describe only the years that reach it. Not a forecast.
Frost risk on any date in 36850 →Compare Camp Hill with another place →
Weather by month in Camp Hill
July is the warmest month at Camp Hill 2NW, AL, averaging 91°F by day and 67°F at night; January is the coldest at 57°F and 29°F. A freezing night is all but certain in every month from November to March (a 90% chance or more). From May to September the chance of a 32°F night stays under 10% each month. In spring, April still brings one in 78% of years.
Warmth for growing adds up to 4,916 growing degree days a year (base 50°F), fewer than at 82% of the 115 Alabama stations. 39% of them (1,938) have built up by the end of June, and July adds the most, 890.
| Month | High °F | Low °F | 32°F night | Nights ≤ 32°F | GDD 50°F |
|---|---|---|---|---|---|
| Jan | 57 | 29 | 100% | 19 | 34 |
| Feb | 61 | 32 | 100% | 15 | 58 |
| Mar | 68 | 38 | 99% | 13 | 161 |
| Apr | 76 | 45 | 78% | 4 | 325 |
| May | 83 | 55 | 2% | 0 | 589 |
| Jun | 89 | 62 | 0% | 0 | 771 |
| Jul | 91 | 67 | 0% | 0 | 890 |
| Aug | 91 | 63 | 0% | 0 | 828 |
| Sep | 87 | 60 | 0% | 0 | 690 |
| Oct | 77 | 47 | 67% | 3 | 377 |
| Nov | 67 | 37 | 99% | 14 | 140 |
| Dec | 58 | 32 | 100% | 20 | 55 |
Monthly normals 1991–2020 at Camp Hill 2NW, AL (680 ft), NOAA NCEI. "32°F night": chance of at least one in the month. GDD: growing degree days, base 50°F.
Compared with the next station
The nearest other station, Lafayette 2W, AL, 14 miles northeast of Camp Hill, has a last frost 2 days earlier (April 9), a first frost 3 days later (October 30), a season 3 days longer.
When it snows in Camp Hill, Alabama
Measurable snow is rare here: only 1 of 18 winters from 1991 to 2020 recorded 0.1 inch or more at Opelika, AL, 15 miles away, so there is no typical first-snow date to plan around.
Planting calendar for 36850
| When | What to do |
|---|---|
| January 31 – February 14 | Start peppers and aubergines indoorsThey need eight to ten weeks under lights before they can go out. |
| February 14 – February 28 | Start tomatoes indoorsSix to eight weeks gives a transplant big enough to set fruit early. |
| March 14 – March 28 | Sow peas, spinach, lettuce, radish outdoorsThese tolerate light frost and prefer to germinate in cool soil. |
| April 11 onward | Transplant tomatoes, peppers, basil, squash, cucumbersThe average last freeze has passed — still watch the actual forecast. |
| by August 4 | Sow the autumn crop of carrots, beets and brassicasThey need about twelve weeks to size up before growth stops. |
| by October 13 | Harvest tender crops, or be ready to cover themA first freeze two weeks early is well within normal variation. |
| October 27 onward | Plant garlic, mulch beds, lift tender bulbsGarlic wants a cold spell; bare soil loses structure over winter. |
The weeks before and after the 50% dates are general rules of thumb, not NOAA figures; a seed packet gives the timing for each variety.
Where these figures come from
ZIP 36850 is 2 miles from Camp Hill 2NW, AL, which stands at 680 feet, the nearest NOAA station that publishes freeze probabilities for 1991–2020. 1 other ZIP code shares the station; its figures are presented in full for 36853 (Dadeville). The 2023 USDA Plant Hardiness Zone Map lists ZIP 36850 in zone 8a, the band where the coldest night of the year averaged 10 to 15°F (-12.2 to -9.4°C) over 1991–2020; a zone describes winter lows, not frost dates.
Hardiness zone and temperature range: USDA Plant Hardiness Zone Map 2023 (USDA-ARS, Oregon State University), ZIP-code listing, unchanged. °C converted from °F by this site.
Thirty-year averages, not a forecast: check the forecast before planting out. How stations are matched and which pages are offered to search engines: methodology.