Arthur, IN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Arthur, a community in Pike County, Indiana.
This Afternoon
97°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms. Sunny. High near 97, with temperatures falling to around 95 in the afternoon. North northwest wind around 6 mph. Chance of precipitation is 20%.
7-day forecast for Arthur
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 97°F | Slight Chance Showers And Thunderstorms | 6 mph NNW | 16% |
| Tonight | 72°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 2 to 7 mph E | 18% |
| Saturday | 97°F | Sunny then Slight Chance Showers And Thunderstorms | 2 to 6 mph S | 18% |
| Saturday Night | 74°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 mph SSW | 18% |
| Sunday | 96°F | Mostly Sunny | 3 to 7 mph WSW | 14% |
| Sunday Night | 70°F | Slight Chance Rain Showers | 3 to 7 mph NNE | 17% |
| Monday | 87°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 3 to 8 mph NE | 47% |
| Monday Night | 63°F | Chance Showers And Thunderstorms | 6 to 13 mph NNE | 47% |
| Tuesday | 78°F | Chance Showers And Thunderstorms | 6 to 10 mph NNE | 41% |
| Tuesday Night | 59°F | Slight Chance Showers And Thunderstorms then Mostly Cloudy | 5 to 13 mph NNE | 15% |
| Wednesday | 77°F | Partly Sunny | 3 to 8 mph N | 6% |
| Wednesday Night | 58°F | Partly Cloudy | 2 to 9 mph N | 5% |
| Thursday | 77°F | Mostly Sunny | 2 to 8 mph N | 4% |
| Thursday Night | 59°F | Partly Cloudy | 2 to 8 mph NNE | 4% |
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 Sep 18, 2026.