Portia, AR Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Portia, a town in Lawrence County, Arkansas.
Today
89°F
Sunny
Sunny, with a high near 89. East wind 0 to 5 mph.
7-day forecast for Portia
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 89°F | Sunny | 0 to 5 mph E | 0% |
| Tonight | 68°F | Mostly Clear | 0 to 5 mph E | 0% |
| Wednesday | 92°F | Sunny | 0 to 5 mph SE | 0% |
| Wednesday Night | 72°F | Mostly Clear | 5 mph SSE | 3% |
| Thursday | 93°F | Slight Chance Showers And Thunderstorms | 5 mph S | 22% |
| Thursday Night | 74°F | Partly Cloudy then Chance Showers And Thunderstorms | 5 mph SSE | 25% |
| Friday | 91°F | Showers And Thunderstorms Likely | 5 mph S | 55% |
| Friday Night | 73°F | Chance Showers And Thunderstorms | 0 to 5 mph SSW | 47% |
| Saturday | 91°F | Chance Showers And Thunderstorms | 0 to 5 mph SSW | 32% |
| Saturday Night | 73°F | Chance Showers And Thunderstorms then Partly Cloudy | 5 mph S | 27% |
| Sunday | 93°F | Sunny | 5 mph SSW | 6% |
| Sunday Night | 74°F | Mostly Clear | 5 mph S | 6% |
| Monday | 94°F | Sunny | 5 to 10 mph SSW | 5% |
| Monday Night | 75°F | Partly Cloudy | 5 to 10 mph S | 5% |
Forecast source: National Weather Service (api.weather.gov) for Portia (36.085, -91.071). Updated through the day.
Growing snapshot for Portia
Last spring frost
Mar 27
First fall frost
Nov 5
Growing season
224 days
Hardiness zone
7b
More local growing data for Portia: nearby ZIP 72457 weather · frost dates · planting calendar · Arkansas frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Alicia 2Nne, Ar (10.7 mi from Portia). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.