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Boulder, Illinois Weather

Boulder, Illinois — live current conditions, hourly and 7-day forecasts, NWS alerts, aviation weather, radar and satellite imagery, soil and crop conditions for Boulder, Clinton County.

🌡️ Current Conditions
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24-Hour Forecast
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Current Conditions Detail
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7-Day Forecast
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✈️ Aviation Weather

Flight conditions near Boulder — sourced from the FAA Aviation Weather Center. Nearest reporting station: locating…

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🚜 Agricultural Weather

Soil conditions, frost risk and crop weather for Boulder.

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NWS Extended Forecast
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📡 Precipitation Radar

Live animated radar for Boulder and surroundings — RainViewer.

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🛰️ Satellite Imagery

NOAA GOES-16 GEOCOLOR — live animated loop updated every 10 minutes. Shows cloud cover, storm systems and weather patterns across the continental US.

NOAA GOES-16 CONUS GEOCOLOR satellite animated loop
🛰️ GEOCOLOR loop 🌡️ Infrared (IR) 🌀 NHC Hurricane Satellite 🔗 NOAA Full Viewer

Source: NOAA/NESDIS GOES-East · Public domain · Auto-updates on page reload

🌙 Astronomy
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About Boulder, Illinois

Boulder lies in a gentle depression of the land, where the soil, a rich, dark loam, speaks of centuries of patient growth and decay. It lies 37.7 miles east-north-east of O'Fallon, IL (from O'Fallon, IL: bearing 79°T), and is situated 9.9 miles north-east of Carlyle. The landscape here is not dramatic, but possesses a quiet dignity; broad fields of corn and soybeans unfurl towards horizons softened by the haze of summer afternoons, their green and gold hues shifting with the breeze. Scattered groves of oak and maple punctuate the cultivated expanses, their leaves rustling with secrets only the wind understands, and in the distance, the land rises imperceptibly, suggesting the slow, geological unfolding of the earth. The air, especially in the early morning, carries the clean scent of damp earth and growing things, a palpable freshness that seems to linger long after the sun has climbed high. The history of Boulder is as deeply rooted as the ancient trees that once stood sentinel over these rolling acres. Settled by those seeking fertile ground and a life of honest labor, the economy of Boulder has long been tied to the bounty of its soil, with agriculture forming the backbone of its existence. The rhythm of planting and harvest dictates the pulse of life here, a cadence passed down through generations. While no grand monuments mark its past, the weathered barns and sturdy farmhouses dotting the countryside are silent testaments to the enduring spirit of its people. The local character is one of quiet resilience and neighborly concern, a place where the slowing pace of life allows for genuine connection, and the simple beauty of a clear night sky, unmarred by city lights, is a nightly marvel.

LocationBoulder, Clinton County, Illinois
Coordinates38.696715°N, 89.225627°W
TimezoneCentral Time (America/Chicago)
ZIP Code(s)62231
Area Code217
Page generatedJune 2026
Weather dataOpen-Meteo (open-source), NOAA National Weather Service