Calcutta, OH Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Calcutta, a community in Beaver County, Ohio.
Overnight
54°F
Patchy Fog
Patchy fog. Mostly clear, with a low around 54. East wind around 1 mph.
7-day forecast for Calcutta
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 54°F | Patchy Fog | 1 mph E | 0% |
| Tuesday | 84°F | Patchy Fog then Sunny | 2 mph E | 0% |
| Tuesday Night | 65°F | Mostly Clear | 2 mph E | 1% |
| Wednesday | 86°F | Partly Sunny then Scattered Showers And Thunderstorms | 5 mph S | 50% |
| Wednesday Night | 67°F | Scattered Showers And Thunderstorms | 3 mph S | 50% |
| Thursday | 84°F | Showers And Thunderstorms Likely | 2 to 6 mph SW | 59% |
| Thursday Night | 67°F | Showers And Thunderstorms Likely | 5 mph SW | 59% |
| Friday | 83°F | Showers And Thunderstorms | 3 to 7 mph SW | 84% |
| Friday Night | 65°F | Showers And Thunderstorms then Chance Showers And Thunderstorms | 5 mph SW | 84% |
| Saturday | 83°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 3 to 7 mph SW | 44% |
| Saturday Night | 66°F | Chance Showers And Thunderstorms | 2 to 6 mph SW | 44% |
| Sunday | 85°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 3 to 8 mph SW | 17% |
| Sunday Night | 68°F | Slight Chance Showers And Thunderstorms | 7 mph SW | 24% |
| Monday | 86°F | Chance Rain Showers | 7 to 10 mph SW | 36% |
Forecast source: National Weather Service (api.weather.gov) for Calcutta (40.689, -80.550). Updated through the day.
Growing snapshot for Calcutta
Last spring frost
Apr 28
First fall frost
Oct 26
Growing season
178 days
Hardiness zone
6b
More local growing data for Calcutta: nearby ZIP 15059 weather · frost dates · planting calendar · Ohio frost dates
Climate data from the nearest NOAA station, Montgomery L&D, Pa (6.7 mi from Calcutta). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.