Dunkirk, IN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Dunkirk, a city in Jay County, Indiana.
This Afternoon
69°F
Scattered Rain Showers
Scattered rain showers before 5pm. Cloudy. High near 69, with temperatures falling to around 66 in the afternoon. Southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Dunkirk
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 69°F | Scattered Rain Showers | 15 mph SW | 45% |
| Tonight | 47°F | Mostly Cloudy | 7 to 12 mph WSW | 10% |
| Thursday | 61°F | Partly Sunny | 8 to 16 mph SW | 5% |
| Thursday Night | 42°F | Chance Rain Showers | 5 to 9 mph W | 37% |
| Friday | 54°F | Slight Chance Rain Showers | 6 to 13 mph NW | 21% |
| Friday Night | 33°F | Slight Chance Rain Showers then Mostly Cloudy | 5 to 10 mph NW | 19% |
| Saturday | 53°F | Partly Sunny | 5 to 10 mph NW | 1% |
| Saturday Night | 29°F | Partly Cloudy | 1 to 6 mph WNW | 0% |
| Sunday | 57°F | Sunny | 3 to 12 mph W | 1% |
| Sunday Night | 31°F | Mostly Clear | 2 to 7 mph W | 1% |
| Monday | 61°F | Sunny | 2 to 9 mph WSW | 0% |
| Monday Night | 36°F | Clear | 7 mph WSW | 0% |
| Tuesday | 63°F | Sunny | 8 mph W | 1% |
| Tuesday Night | 35°F | Mostly Clear | 1 to 5 mph WNW | 2% |
Forecast source: National Weather Service (api.weather.gov) for Dunkirk (40.374, -85.208). Updated through the day.
Growing snapshot for Dunkirk
Last spring frost
Apr 22
First fall frost
Oct 22
Growing season
181 days
Hardiness zone
6a
More local growing data for Dunkirk: nearby ZIP 47336 weather · frost dates · planting calendar · Indiana frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Hartford City 4 Ese, In (4.8 mi from Dunkirk). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.