How accurate is the forecast for Lemont?

Forecasts are pulled from leading meteorological models and refreshed automatically every 30 minutes. Short-range accuracy (next 24 hours) is typically within 1–2°C and 80–90% for precipitation.

How often is the data updated?

Current conditions and the hourly outlook refresh every 30 minutes; daily forecasts every hour.

What does the air-quality (AQI) value mean?

We display the European AQI on a scale from Good (0–20) to Extremely poor (>100), blending PM2.5, PM10, NO₂ and O₃.

Clima Map

Lemont US

July 12, 2026 · 1:23 am

26^°

Ciel dégagé

Ressenti 26°C

Humidité: 44%
Vent: 7 km/h ENE
Pression: 1020 hPa
Cloud: 0%

Indice UV

Faible

0.1

No protection needed.

Météo proche

Villes près de Lemont

Compare weather conditions in surrounding cities and open any local forecast instantly.

6.2 km Bolingbrook US View forecast 7.7 km Goodings Grove US View forecast 7.8 km Romeoville US View forecast 9 km Darien US View forecast 9.1 km Woodridge US View forecast 9.7 km Homer Glen US View forecast 10.9 km Burr Ridge US View forecast 12 km Willowbrook US View forecast

Weather notice Forecasts are for general planning. During severe weather, follow official alerts and local authority instructions.