Big Rock, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Big Rock, a community in Scott County, Iowa.
Overnight
63°F
Mostly Clear
Mostly clear, with a low around 63. South wind around 5 mph.
7-day forecast for Big Rock
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 63°F | Mostly Clear | 5 mph S | 0% |
| Tuesday | 85°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 to 10 mph SW | 19% |
| Tuesday Night | 66°F | Showers And Thunderstorms Likely | 5 mph N | 77% |
| Wednesday | 78°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 0 to 5 mph NE | 72% |
| Wednesday Night | 60°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 0 to 5 mph N | 60% |
| Thursday | 81°F | Chance Rain Showers then Mostly Sunny | 0 mph | 34% |
| Thursday Night | 61°F | Mostly Clear | 0 mph | 4% |
| Friday | 83°F | Mostly Sunny | 0 mph | 4% |
| Friday Night | 65°F | Mostly Clear | 0 mph | 9% |
| Saturday | 86°F | Sunny | 0 to 5 mph S | 10% |
| Saturday Night | 70°F | Mostly Clear then Slight Chance Showers And Thunderstorms | 5 mph S | 20% |
| Sunday | 87°F | Slight Chance Showers And Thunderstorms then Mostly Sunny | 5 to 10 mph S | 20% |
| Sunday Night | 69°F | Chance Showers And Thunderstorms | 5 mph SW | 35% |
| Monday | 86°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 5 mph S | 35% |
Forecast source: National Weather Service (api.weather.gov) for Big Rock (41.769, -90.827). Updated through the day.
Growing snapshot for Big Rock
Last spring frost
Apr 27
First fall frost
Oct 10
Growing season
165 days
Hardiness zone
5b
More local growing data for Big Rock: nearby ZIP 52765 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Argo
Bettendorf
Blue Grass
Buffalo
Davenport
Dixon
Donahue
Eldridge
Le Claire
Long Grove
Maysville
McCausland
New Liberty
Panorama Park
Park View
Plainview
Princeton
Riverdale
Stockton
Walcott
Climate data from the nearest NOAA station, Lowden, Ia (10 mi from Big Rock). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.