Arthur, IN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Arthur, a community in Pike County, Indiana.
Today
85°F
Sunny
Sunny, with a high near 85. East northeast wind around 3 mph.
7-day forecast for Arthur
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 85°F | Sunny | 3 mph ENE | 0% |
| Tonight | 65°F | Mostly Clear | 2 mph NE | 0% |
| Wednesday | 87°F | Sunny | 1 mph W | 0% |
| Wednesday Night | 69°F | Mostly Clear | 1 mph S | 2% |
| Thursday | 88°F | Mostly Sunny | 1 to 5 mph SSW | 14% |
| Thursday Night | 71°F | Chance Showers And Thunderstorms | 3 mph SSE | 56% |
| Friday | 87°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 5 mph SSW | 56% |
| Friday Night | 70°F | Chance Showers And Thunderstorms | 0 to 3 mph SW | 40% |
| Saturday | 87°F | Chance Showers And Thunderstorms | 1 to 5 mph SSW | 34% |
| Saturday Night | 71°F | Chance Showers And Thunderstorms then Partly Cloudy | 1 to 5 mph SSW | 26% |
| Sunday | 89°F | Mostly Sunny | 2 to 6 mph SSW | 11% |
| Sunday Night | 73°F | Mostly Clear | 5 mph SSW | 11% |
| Monday | 90°F | Sunny | 3 to 7 mph SSW | 9% |
| Monday Night | 74°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 6 mph SSW | 17% |
Forecast source: National Weather Service (api.weather.gov) for Arthur (38.347, -87.244). Updated through the day.
Growing snapshot for Arthur
Last spring frost
Apr 20
First fall frost
Oct 22
Growing season
186 days
Hardiness zone
6b
More local growing data for Arthur: nearby ZIP 47598 weather · frost dates · planting calendar · Indiana frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Petersburg 61 Brg, In (6.2 mi from Arthur). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.