Tampico, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Tampico, a village in Whiteside County, Illinois.
Overnight
61°F
Mostly Clear
Mostly clear, with a low around 61. South wind around 5 mph.
7-day forecast for Tampico
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 61°F | Mostly Clear | 5 mph S | 0% |
| Tuesday | 86°F | Mostly Sunny | 5 to 10 mph SW | 5% |
| Tuesday Night | 67°F | Showers And Thunderstorms Likely | 5 mph SW | 64% |
| Wednesday | 78°F | Showers And Thunderstorms Likely | 5 mph W | 72% |
| Wednesday Night | 63°F | Showers And Thunderstorms | 0 to 5 mph N | 82% |
| Thursday | 79°F | Chance Rain Showers then Slight Chance Showers And Thunderstorms | 5 mph NE | 49% |
| Thursday Night | 61°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 0 mph | 15% |
| Friday | 81°F | Mostly Sunny | 0 to 5 mph SE | 5% |
| Friday Night | 64°F | Mostly Clear | 0 to 5 mph S | 8% |
| Saturday | 84°F | Sunny | 5 to 10 mph SW | 9% |
| Saturday Night | 70°F | Mostly Clear then Slight Chance Showers And Thunderstorms | 5 to 10 mph S | 17% |
| Sunday | 86°F | Slight Chance Showers And Thunderstorms then Mostly Sunny | 10 to 15 mph SW | 17% |
| Sunday Night | 70°F | Chance Showers And Thunderstorms | 5 to 10 mph S | 36% |
| Monday | 85°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 5 to 10 mph S | 36% |
Forecast source: National Weather Service (api.weather.gov) for Tampico (41.631, -89.785). Updated through the day.
Growing snapshot for Tampico
Last spring frost
Apr 24
First fall frost
Oct 14
Growing season
172 days
Hardiness zone
5b
More local growing data for Tampico: nearby ZIP 61283 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Walnut, Il (9.8 mi from Tampico). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.