Chicago is expected to face oppressive humidity on Friday, July 17, with a forecast high of 88°F (31°C). The heat is expected to feel closer to 99°F (37°C), making the day notably more uncomfortable than the air temperature suggests.
Rain could also disrupt early plans, with a 70% chance of precipitation during the first part of the day. The chance drops to 25% at night, when skies are expected to feature a mix of clouds and clearer breaks.
Friday’s Chicago Weather at a Glance
| Forecast Detail | Friday, July 17 | Saturday |
|---|---|---|
| High temperature | 88°F (31°C) | 86°F (30°C) |
| Low temperature | 75°F (24°C) | 72°F (22°C) |
| Rain chance | 70% early; 25% at night | 55% morning, afternoon, and night |
| Expected conditions | Clouds and sunny intervals | Clouds and sunny intervals with possible thunderstorms and rain |
The day’s Chicago Weather outlook also includes light winds, although gusts could reach 8.08 mph during the day. Nighttime gusts may rise to 9.32 mph.
Sunrise is scheduled for 5:30 a.m., while twilight is expected at 8:23 p.m. That gives Chicago nearly 15 hours of daylight despite the threat of rain earlier in the day.
Storm Chances Continue Saturday
Saturday’s Chicago Forecast calls for clouds and sunny intervals, along with a possibility of thunderstorms accompanied by rain. The precipitation chance is forecast at 55% in the morning, afternoon, and nighttime periods.
Forecast figures published by eldiariony.com show that Saturday should be slightly cooler than Friday. Even so, temperatures are expected to remain warm, with a high near 86°F and a low around 72°F.
Why Chicago’s Conditions Can Shift Quickly
Chicago has a humid continental climate, bringing cold and windy winters alongside warm, humid summers. Summer daily averages generally range from 70°F to 85°F (21°C to 29°C), though conditions can vary substantially on individual days.
Winter daily averages typically fall between 20°F and 35°F (-6°C to 2°C). During spring and fall, temperatures often range from 40°F to 70°F (4°C to 21°C), underscoring why residents need to watch for rapid changes in local conditions.
Friday’s combination of rain potential and Humid Heat makes checking updated conditions especially important before heading out. Chicago’s weather can change quickly, and the latest forecast remains the best guide for planning the day.