Poinsett State Park, Arkansas climate: Climate normals at a NOAA weather station
Poinsett State Park's normal year runs from 28°F January nights to 88°F July afternoons, with 51.2 inches of precipitation a year. (NOAA 1991-2020 normals)
In metric: a yearly mean of 15.3°C, January lows of −2°C, July highs of 31°C, 1,300 mm of precipitation a year.
- NOAA stationPoinsett State Park
- Station IDUSC00035831
- Location35.53°N 90.69°W
- Elevation345 ft (105 m)
On October 23, the normal high in Poinsett State Park is 70°F and the normal low 47°F.
Normals describe a typical year at the station, not a forecast. The National Weather Service forecast for Poinsett State Park.
- Jan 47° 28°
- Feb 52° 32°
- Mar 60° 40°
- Apr 71° 49°
- May 78° 59°
- Jun 86° 67°
- Jul 88° 71°
- Aug 88° 69°
- Sep 83° 62°
- Oct 72° 50°
- Nov 60° 40°
- Dec 49° 32°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
What is the weather like at Poinsett State Park each month?
July is the warmest month, with normal highs of 88°F; January the coldest, with normal lows of 28°F. The most precipitation falls in May (5.69 in), the least in September (3.23 in).
| Month | High | Low | Mean | Precip. | Wet days | 90°F days | Freezing nights | Daylight |
|---|---|---|---|---|---|---|---|---|
| January | 47°F | 28°F | 37.4°F | 3.51 | – | <1 | 23 | 10 h |
| February | 52°F | 32°F | 42.0°F | 3.88 | – | <1 | 18 | 10 h 50 min |
| March | 60°F | 40°F | 49.9°F | 4.94 | – | <1 | 8 | 11 h 50 min |
| April | 71°F | 49°F | 59.8°F | 5.60 | – | <1 | 1 | 13 h |
| May | 78°F | 59°F | 68.5°F | 5.69 | – | 1 | <1 | 14 h |
| June | 86°F | 67°F | 76.2°F | 3.58 | – | 9 | <1 | 14 h 30 min |
| July | 88°F | 71°F | 79.4°F | 3.89 | – | 15 | <1 | 14 h 20 min |
| August | 88°F | 69°F | 78.7°F | 3.35 | – | 14 | <1 | 13 h 30 min |
| September | 83°F | 62°F | 72.4°F | 3.23 | – | 6 | <1 | 12 h 30 min |
| October | 72°F | 50°F | 61.2°F | 4.23 | – | 1 | 1 | 11 h 20 min |
| November | 60°F | 40°F | 49.7°F | 4.40 | – | <1 | 7 | 10 h 20 min |
| December | 49°F | 32°F | 40.5°F | 4.87 | – | <1 | 18 | 9 h 50 min |
| Year (annual) | 69°F | 50°F | 59.6°F | 51.17 | – | 46 | 75 |
The same normals in °C and millimetres
| Month | High | Low | Mean | Precip. |
|---|---|---|---|---|
| January | 8°C | −2°C | 3.0°C | 89 mm |
| February | 11°C | 0°C | 5.6°C | 99 mm |
| March | 16°C | 4°C | 9.9°C | 125 mm |
| April | 22°C | 9°C | 15.4°C | 142 mm |
| May | 26°C | 15°C | 20.3°C | 145 mm |
| June | 30°C | 19°C | 24.6°C | 91 mm |
| July | 31°C | 21°C | 26.3°C | 99 mm |
| August | 31°C | 21°C | 25.9°C | 85 mm |
| September | 28°C | 17°C | 22.4°C | 82 mm |
| October | 22°C | 10°C | 16.2°C | 107 mm |
| November | 15°C | 4°C | 9.8°C | 112 mm |
| December | 9°C | 0°C | 4.7°C | 124 mm |
NOAA publishes no 1991-2020 snowfall normal for this station. The nearest record that keeps one, Wynne (20 miles away), gets 2 inches of snow in a normal year; elevation and distance can change that.
Source: NOAA NCEI 1991-2020 monthly normals, station USC00035831; annual normals. Wet days: 0.01 inch or more; 90°F days and freezing nights: NOAA's day counts. Daylight: sunrise to sunset on the 15th, computed from the latitude.
Which months are mildest at Poinsett State Park?
Normal highs sit between 65°F and 85°F in April, May, September and October.
That is a measurement, not a recommendation: it counts the months whose normal afternoon high sits between 65°F and 85°F, where a light layer is enough by day.
Source: NOAA NCEI 1991-2020 monthly normals, station USC00035831.
When is the last frost at Poinsett State Park?
In Poinsett State Park, the last spring frost (32°F) comes after March 28 in half of years and after April 11 in one year in ten; the first autumn frost comes before November 7 in half of years and before October 26 in one year in ten.
Frost-free in half of yearsFrost in 1 to 9 years out of 10Frost most years
- Last spring frost, half of years after
- March 281 year in 10 after April 11; 9 in 10 after March 8
- First autumn frost, half of years before
- November 71 year in 10 before October 26; 9 in 10 before November 23
NOAA puts the median frost-free season at 224 days, and the season without a hard freeze (28°F) at 248 days.
A hard freeze (28°F) comes after March 15 in half of springs and before November 19 in half of autumns.
The USDA's 2023 Plant Hardiness Zone Map puts Poinsett State Park in zone 8a in ZIP code 72432, the nearest ZIP area.
Frost dates for every NOAA station in Arkansas · Frost dates by ZIP code
Source: NOAA NCEI 1991-2020 annual normals (frost probabilities), station USC00035831; USDA 2023 Plant Hardiness Zone Map, ZIP listings: PRISM Group, Oregon State University, https://prism.oregonstate.edu, accessed October 8, 2026. A 10% date means one year in ten has a frost after it in spring or before it in autumn.
How hot and how cold does it get at Poinsett State Park?
In a normal year in Poinsett State Park, 46 days a year reach 90°F (2 of them 100°F or more) and 75 nights fall to 32°F or colder.
- Days at 90°F or more
- 46a normal year
- Days at 100°F or more
- 2a normal year
- Nights at 32°F or colder
- 75a normal year
- Days that stay below freezing
- 8high of 32°F or less
Source: NOAA NCEI 1991-2020 annual normals, station USC00035831.
How sunny is it at Poinsett State Park?
Over a year 77% of the sunlight that would reach the ground under clear skies gets through the clouds at Poinsett State Park, 4.5 kWh per square metre a day. August is the sunniest month (84%) and February the cloudiest (66%).
| Month | Share of clear-sky sunshine | Sunshine, kWh/m² a day |
|---|---|---|
| January | 70% | 2.4 |
| February | 66% | 3.0 |
| March | 70% | 4.1 |
| April | 75% | 5.3 |
| May | 77% | 5.9 |
| June | 84% | 6.7 |
| July | 84% | 6.4 |
| August | 84% | 5.8 |
| September | 82% | 5.0 |
| October | 78% | 3.8 |
| November | 75% | 2.8 |
| December | 68% | 2.1 |
Source: NASA POWER solar climatology, 2001-2020 (CERES SYN1deg). Satellite-based, for the 1-degree cell (about 100 km across) around the station, so it describes the area rather than the airport.
How many heating and cooling degree days does Poinsett State Park record?
A normal year at Poinsett State Park brings 3,640 heating degree days, 32% fewer than the median U.S. place (5,373), and 1,721 cooling degree days, 90% more than the median (908). Five months need 300 or more heating degree days, a monthly mean of about 55°F or colder. For gardens and crops, NOAA counts 4,830 growing degree days a year above 50°F.
| Month | Heating | Cooling |
|---|---|---|
| January | 856 | 1 |
| February | 646 | 1 |
| March | 475 | 7 |
| April | 198 | 42 |
| May | 48 | 156 |
| June | 1 | 339 |
| July | 0 | 448 |
| August | 0 | 425 |
| September | 16 | 238 |
| October | 176 | 60 |
| November | 464 | 5 |
| December | 760 | 1 |
| Year (annual) | 3,640 | 1,721 |
Source: NOAA NCEI 1991-2020 monthly normals, station USC00035831. A degree day is one degree of a day's mean temperature below 65°F (heating) or above it (cooling); utilities use them to estimate energy use.
How does Poinsett State Park's climate compare?
Poinsett State Park is warmer than 22 of the 86 places with their own NOAA record in Arkansas, and wetter than 36. Across the 7,247 U.S. stations with normals, its annual mean of 59.6°F is warmer than 74%.
In the Köppen classification computed from these normals, Poinsett State Park is Cfa: temperate, no dry season, hot summer. What the classes mean.
Places with the most similar year elsewhere
Measured month by month on the normal high, low and precipitation, among places of 20,000 or more people in other states:
Source: NOAA NCEI 1991-2020 normals for every station PlainClimate covers. Similarity: the root-mean-square difference of the 36 monthly figures, precipitation weighted so an inch counts like 6°F.
Which places near Poinsett State Park share this climate record?
6 places have no NOAA station with 1991-2020 normals of their own, and this station is the nearest full record. A place's own climate can differ from these figures, by several degrees where it sits much higher or lower than the station, nearer the coast, or inside a large city's heat; for the larger places the next nearest records are named with their yearly mean, so the spread around them is visible, and places of 50,000 or more have their own page with NOAA's gridded normals.
- Harrisburg, AR2,200 people · 3 mi NW
- Marked Tree, AR2,191 people · 15 mi E
- Tyronza, AR675 people · 19 mi E
- Weiner, AR614 people · 14 mi NW
- Cherry Valley, AR575 people · 10 mi SW
- Payneway, AR125 people · 10 mi E
Source: Census Bureau 2024 Gazetteer (place centers) and Vintage 2024 population estimates. Distance and direction from the station to each place's center.
Questions about Poinsett State Park's climate
What is the coldest month at Poinsett State Park?
January, with a normal high of 47°F and a normal low of 28°F. The warmest is July (88°F by day, 71°F at night).
Does it snow at Poinsett State Park?
Yes. NOAA publishes no 1991-2020 snowfall normal for the station; the nearest record that keeps one, Wynne (20 miles away), records 2 inches of snow in a normal year.
What is the rainiest month at Poinsett State Park?
May, with 5.69 in of precipitation in a normal year; the driest is September with 3.23 in.
What plant hardiness zone is Poinsett State Park in?
The USDA's 2023 map puts Poinsett State Park in zone 8a in ZIP code 72432, the nearest ZIP area.
How late can frost come at Poinsett State Park?
In half of years the last 32°F night comes after March 28; in one year in ten it comes after April 11. Waiting until April 11 leaves about a one-in-ten chance of a later frost.
Nearby and next
- Arkansas climateThe statewide normals and every place in the state
- Wynne, AR20 miles from this station, 62.2°F a year
- Jonesboro, AR21 miles from this station, 60.9°F a year
- Beedeville, AR21 miles from this station, 60.6°F a year
- Newport, AR34 miles from this station, 60.1°F a year
- Compare two placesMonth by month, side by side
Download these normals (CSV) · JSON · How these figures are made