Tampico, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Tampico, a village in Whiteside County, Illinois.
Tonight
65°F
Mostly Cloudy then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 1am. Mostly cloudy. Low around 65, with temperatures rising to around 67 overnight. Southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast for Tampico
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 65°F | Mostly Cloudy then Chance Showers And Thunderstorms | 10 mph SE | 47% |
| Saturday | 81°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 5 to 10 mph S | 72% |
| Saturday Night | 64°F | Showers And Thunderstorms | 5 to 10 mph NW | 81% |
| Sunday | 71°F | Showers And Thunderstorms Likely | 10 to 15 mph NE | 80% |
| Sunday Night | 57°F | Showers And Thunderstorms Likely | 15 mph NE | 66% |
| Monday | 65°F | Rain Showers Likely | 15 mph NE | 56% |
| Monday Night | 52°F | Chance Rain Showers | 10 to 15 mph NE | 43% |
| Tuesday | 64°F | Chance Rain Showers | 15 mph NE | 35% |
| Tuesday Night | 49°F | Mostly Cloudy | 5 to 15 mph NE | 5% |
| Wednesday | 67°F | Mostly Sunny | 5 to 10 mph NE | 3% |
| Wednesday Night | 51°F | Partly Cloudy | 5 mph NE | 3% |
| Thursday | 70°F | Mostly Sunny | 5 mph NE | 4% |
| Thursday Night | 53°F | Partly Cloudy | 0 to 5 mph NE | 5% |
| Friday | 71°F | Mostly Sunny | 0 to 5 mph NE | 5% |
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 Sep 19, 2026.