USDA Hardiness Zone 7b
Frost Dates for 73075 — Pauls Valley, Oklahoma
NOAA 1991–2020 normals from Pauls Vly 1SSW Mesonet, OK (954 ft), 2 miles south.
Updated
In Pauls Valley, the last spring frost (32°F) is around March 28 in half of years and has passed by April 16 in nine years out of ten. The first fall frost comes around November 7, as early as October 22 one year in ten, leaving a typical freeze-free season of 223 days (NOAA, Pauls Vly 1SSW Mesonet, OK).
- Last spring frost
- March 28
- First fall frost
- November 7
- Growing season
- 223 days
- Hardiness zone
- 7b
50% probability
50% probability
freeze-free, 50%
5 to 10°F (-15.0 to -12.2°C) coldest night
- First snow
- December 25
- Last snow
- January 28
- Winters with snow
- 95%
- Snow per year
- 3.8"
median, 1991–2020
median, 1991–2020
19 of 20 observed
NOAA normal
Frost risk by date in Pauls Valley
Half of springs at Pauls Vly 1SSW Mesonet, OK see their last 32°F night by March 28; only one in ten is past it by March 8, and one in ten still has one after April 16. Planting tender crops after April 4 leaves a 30% risk of a frost on them, after April 8 20%, and after April 16 10%. The 19 days between the even-odds date and the one-in-ten date is wider than at 81% of the 114 Oklahoma stations behind this site's ZIP pages.
In fall the first 32°F night comes by November 7 in half of years, as early as October 22 one year in ten, and holds off past November 23 one year in ten. A hard freeze of 28°F follows 10 days later, around November 17; in spring the one-in-ten date for 28°F is April 2, 14 days before the 32°F one. The freeze-free season lasts 223 days in a typical year, longer than at 85% of the 114 Oklahoma stations; it reaches 249 days one year in ten and falls short of 197 one year in ten. On average 67 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 8, and return around October 29. Nights of 24°F, cold enough to damage hardier plants, come in 100% of winters and 16°F in 87%.
| Low | 90% | 80% | 70% | 60% | 50% | 40% | 30% | 20% | 10% |
|---|---|---|---|---|---|---|---|---|---|
| 36°F | Mar 22 | Mar 29 | Apr 2 | Apr 5 | Apr 8 | Apr 12 | Apr 16 | Apr 20 | Apr 26 |
| 32°F | Mar 8 | Mar 14 | Mar 19 | Mar 23 | Mar 28 | Apr 1 | Apr 4 | Apr 8 | Apr 16 |
| 28°F | Feb 23 | Mar 1 | Mar 5 | Mar 9 | Mar 12 | Mar 16 | Mar 20 | Mar 25 | Apr 2 |
| 24°F | Feb 8 | Feb 16 | Feb 22 | Feb 27 | Mar 2 | Mar 5 | Mar 9 | Mar 12 | Mar 18 |
| 20°F99% of yrs | Jan 17 | Jan 28 | Feb 3 | Feb 10 | Feb 16 | Feb 22 | Feb 28 | Mar 3 | Mar 9 |
| 16°F87% of yrs | Dec 28 | Jan 10 | Jan 19 | Jan 26 | Jan 31 | Feb 7 | Feb 13 | Feb 22 | Mar 2 |
| Low | 10% | 20% | 30% | 40% | 50% | 60% | 70% | 80% | 90% |
|---|---|---|---|---|---|---|---|---|---|
| 36°F | Oct 15 | Oct 19 | Oct 23 | Oct 26 | Oct 29 | Nov 1 | Nov 4 | Nov 7 | Nov 12 |
| 32°F | Oct 22 | Oct 28 | Nov 1 | Nov 4 | Nov 7 | Nov 10 | Nov 13 | Nov 17 | Nov 23 |
| 28°F | Oct 30 | Nov 4 | Nov 9 | Nov 13 | Nov 17 | Nov 21 | Nov 25 | Nov 30 | Dec 4 |
| 24°F | Nov 8 | Nov 15 | Nov 21 | Nov 25 | Nov 29 | Dec 2 | Dec 5 | Dec 10 | Dec 17 |
| 20°F99% of yrs | Nov 20 | Nov 28 | Dec 2 | Dec 6 | Dec 11 | Dec 17 | Dec 23 | Dec 29 | Jan 7 |
| 16°F87% of yrs | Dec 2 | Dec 9 | Dec 15 | Dec 20 | Dec 27 | Jan 1 | Jan 8 | Jan 16 | Jan 29 |
Freeze probabilities 1991–2020 at Pauls Vly 1SSW Mesonet, OK, 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 73075 →Compare Pauls Valley with another place →
Weather by month in Pauls Valley
July is the warmest month at Pauls Vly 1SSW Mesonet, OK, averaging 93°F by day and 72°F at night; January is the coldest at 52°F and 30°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 40% of years.
Warmth for growing adds up to 5,452 growing degree days a year (base 50°F), more than at 86% of the 114 Oklahoma stations. 38% of them (2,090) have built up by the end of June, and July adds the most, 1,015.
| Month | High °F | Low °F | 32°F night | Nights ≤ 32°F | GDD 50°F |
|---|---|---|---|---|---|
| Jan | 52 | 30 | 100% | 20 | 26 |
| Feb | 56 | 34 | 100% | 14 | 66 |
| Mar | 65 | 42 | 92% | 6 | 187 |
| Apr | 74 | 50 | 40% | 1 | 361 |
| May | 80 | 60 | 0% | 0 | 613 |
| Jun | 88 | 68 | 0% | 0 | 838 |
| Jul | 93 | 72 | 0% | 0 | 1015 |
| Aug | 94 | 71 | 0% | 0 | 1008 |
| Sep | 86 | 63 | 0% | 0 | 735 |
| Oct | 75 | 51 | 30% | 1 | 416 |
| Nov | 64 | 40 | 95% | 8 | 150 |
| Dec | 54 | 32 | 100% | 17 | 37 |
Monthly normals 1991–2020 at Pauls Vly 1SSW Mesonet, OK (954 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, Pauls Valley 4 WSW, OK, 3 miles west of Pauls Valley, has a last frost 8 days later (April 5), a first frost 6 days earlier (November 1), a season 13 days shorter.
When it snows in Pauls Valley, Oklahoma
The first measurable snow (0.1 inch or more) in Pauls Valley usually arrives around December 25, and the last of the season around January 28. Those are the middle dates across the winters of 1991–2020 at Pauls Valley 4 WSW, OK, 3.2 miles away: half of years saw snow earlier, half later. Snow fell in 95% of those winters. The last 32°F night of spring typically comes 59 days after the last snow.
Planting calendar for 73075
| When | What to do |
|---|---|
| January 17 – January 31 | Start peppers and aubergines indoorsThey need eight to ten weeks under lights before they can go out. |
| January 31 – February 14 | Start tomatoes indoorsSix to eight weeks gives a transplant big enough to set fruit early. |
| February 28 – March 14 | Sow peas, spinach, lettuce, radish outdoorsThese tolerate light frost and prefer to germinate in cool soil. |
| March 28 onward | Transplant tomatoes, peppers, basil, squash, cucumbersThe average last freeze has passed — still watch the actual forecast. |
| by August 15 | Sow the autumn crop of carrots, beets and brassicasThey need about twelve weeks to size up before growth stops. |
| by October 24 | Harvest tender crops, or be ready to cover themA first freeze two weeks early is well within normal variation. |
| November 7 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 73075 is 2 miles from Pauls Vly 1SSW Mesonet, OK, which stands at 954 feet, the nearest NOAA station that publishes freeze probabilities for 1991–2020. 1 other ZIP code shares the station. The 2023 USDA Plant Hardiness Zone Map lists ZIP 73075 in zone 7b, the band where the coldest night of the year averaged 5 to 10°F (-15.0 to -12.2°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.