St. Peter, Illinois Weather
St. Peter, Illinois — live current conditions, hourly and 7-day forecasts, NWS alerts, radar and satellite imagery, soil and crop conditions for St. Peter, Fayette County.
Full aviation weather for St. Peter is published on the Salem–Leckrone Airport (KSLO) page, 27 km away. It carries the current METAR decoded into plain language — surface wind, visibility, cloud layers and ceiling, temperature and dewpoint, and altimeter setting — alongside the raw observation as transmitted. 6 airfields within reach of St. Peter have their own pages, listed below.
The Terminal Aerodrome Forecast (TAF) is shown across its full validity period, with each change group broken out so you can see when conditions are expected to shift. Flight category is derived automatically — VFR, MVFR, IFR or LIFR — from reported ceiling and visibility, with runway details and field elevation alongside. Observations update roughly hourly and forecasts several times a day.
Other airports near St. Peter: Vandalia Municipal Airport (KVLA) 30 km · Effingham County Memorial Airport (K1H2) 36 km · Flora Municipal Airport (KFOA) 42 km · Centralia Municipal Airport (KENL) 44 km · Greenville Airport (KGRE) 45 km
Conditions reported at KSLO describe the airfield itself. Weather 27 km away can differ, particularly in terrain or near the coast. For conditions at St. Peter specifically, see the current conditions and forecast above.
Soil conditions, frost risk and crop weather for St. Peter.
About St. Peter, Illinois
St. Peter lies in a landscape that speaks of patient cultivation, where the rich, dark soil of Fayette County has been coaxed into yielding its bounty for generations. It lies 59.3 miles east of Edwardsville, IL (from Edwardsville, IL: bearing 86°T), and is situated 6.6 miles north of Kinmundy. Rolling fields of corn and soybeans stretch to the horizon, their verdant uniformity broken only by the darker green of scattered woodlands and the occasional glint of water in a farm pond. The air here, especially in the early morning, carries the clean scent of damp earth and ripening grain, a subtle perfume that clings to the quiet roads and the weathered barns that dot the countryside. Even the sky seems to hold a particular quality of light, a soft, diffused luminescence that washes over the land, softening the edges of the day and lending a gentle grace to the straightforward geometry of the farms. The history of St. Peter is woven into the agricultural threads that define this region, a story of settlers who found fertile ground and built a life from its sustenance. The local economy remains deeply rooted in farming, with grain elevators standing as silent sentinels to the ceaseless cycle of planting and harvest. Though the larger industries have largely bypassed this quiet corner of Illinois, a resilient spirit endures, one that values hard work and neighborly connection. You can sense it in the unhurried pace of life, in the way people still greet each other on the street, and in the enduring presence of the local church, a steadfast anchor in the community's narrative.
Live animated radar for St. Peter and surroundings — RainViewer.
NOAA GOES-16 GEOCOLOR — live animated loop updated every 10 minutes. Shows cloud cover, storm systems and weather patterns across the continental US.
Source: NOAA/NESDIS GOES-East · Public domain · Auto-updates on page reload
| Location | St. Peter, Fayette County, Illinois |
| Coordinates | 38.868102°N, 88.853945°W |
| Timezone | Central Time (America/Chicago) |
| ZIP Code(s) | 62880 |
| Area Code | 618 |
| Page generated | September 2026 |
| Weather data | Open-Meteo (open-source), NOAA National Weather Service |
About This St. Peter, Illinois Weather Page
This page provides live weather conditions and forecasts for St. Peter, Illinois, including current conditions, a 24-hour hourly forecast, 7-day outlook, NWS extended text forecast, precipitation radar and NOAA GOES-16 satellite imagery. Aviation weather — live METAR observations and TAF forecasts — is published separately on the pages for the nearest reporting airports, linked from the aviation section above. Additional sections may include tide predictions, wave height, wave direction and sea-surface temperature, a barometric pressure trend, and a solunar-based fishing forecast with a fishing-conditions rating for coastal localities, and soil temperature, crop weather and live USGS river gauge data for agricultural areas near a monitored waterway. All data updates automatically on every page visit.
Location data for St. Peter includes coordinates 38.868102°N, 88.853945°W, situated in Fayette County. ZIP code 62880. Telephone area code: 618. Timezone: Central Time (America/Chicago).
Weather data is sourced from the NOAA National Weather Service (NWS) and the open-source Open-Meteo API. River and stream data is sourced from the USGS National Water Information System. Tide predictions are sourced from NOAA CO-OPS; marine and solunar data are modeled from Open-Meteo and public sunrise/moon calculations and should be treated as a general guide alongside on-the-water conditions. Radar is provided by RainViewer. Satellite imagery is sourced from NOAA/NESDIS GOES-East and is public domain.
