Calcutta, OH Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Calcutta, a community in Beaver County, Ohio.
This Afternoon
75°F
Mostly Sunny
Mostly sunny, with a high near 75. North wind around 7 mph.
7-day forecast for Calcutta
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 75°F | Mostly Sunny | 7 mph N | 9% |
| Tonight | 57°F | Partly Cloudy | 2 to 7 mph NE | 9% |
| Saturday | 77°F | Partly Sunny | 5 mph E | 8% |
| Saturday Night | 64°F | Mostly Cloudy then Slight Chance Showers And Thunderstorms | 5 mph SE | 66% |
| Sunday | 76°F | Showers And Thunderstorms | 6 mph W | 93% |
| Sunday Night | 58°F | Showers And Thunderstorms | 9 mph N | 93% |
| Monday | 67°F | Chance Rain Showers | 9 mph NE | 32% |
| Monday Night | 56°F | Showers And Thunderstorms Likely | 12 mph NE | 56% |
| Tuesday | 65°F | Showers And Thunderstorms Likely | 12 mph E | 61% |
| Tuesday Night | 55°F | Showers And Thunderstorms Likely | 13 to 16 mph E | 65% |
| Wednesday | 63°F | Showers And Thunderstorms Likely | 13 mph E | 65% |
| Wednesday Night | 53°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 9 to 14 mph E | 55% |
| Thursday | 64°F | Chance Rain Showers | 9 mph E | 43% |
| Thursday Night | 53°F | Slight Chance Rain Showers | 3 to 7 mph NE | 20% |
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 Sep 19, 2026.