30YearWeather
Chicago, April 25
Chicago street view during April
Historical Weather Analysis

Chicago Weather on April 25 — Best Time to Visit?

Based on 30 years of historical data, we have the answer.

cloudy

12.7°C

High

5.3°C

Low

27%

Rain

🌤️ Feels like 11.6°C (wind chill)

partly-cloudy-day
YES, GOOD CHOICE
Peak Season

April 25 is generally a great time to visit Chicago. While there is a slight chance of rain (27%), showers are usually brief. Expect comfortable 13°C weather. As it's peak season for Chicago, we recommend booking your stay well in advance to secure the best rates.

Currency

USD

$ United States dollar

Language

English

Driving

Right side

Connect

The first Internet café in the United St...

Safety

Moderate Safety

GPI: 2.44

Chicago Weather Forecast for April 25

"Mild & Comfortable. Expect average highs of 12.7°C. 27% chance of snow."

What to Wear in Chicago in April

Based on historical data for April 25, Chicago typically experiences temperatures between 5.3°C and 12.7°C. We recommend packing heavy coat, scarf, gloves to stay comfortable. With a 27% chance of rain, keeping a raincoat or umbrella handy is a smart move.

Complete Packing Guide

Weekly breakdown & essential items for Chicago

View Guide

Smart Suitcase

  • Heavy Coat
  • Scarf
  • Gloves

Average High

extreme-hot

12.7°C

Daytime Peak

Average Low

extreme-cold

5.3°C

Nighttime Low

Feels Like

partly-cloudy-day

11.6°C

🌤️ Minor difference

Snow Chance

snow

27%

Avg 2.3mm if it snows

Snowfall

snow

0.1 cm

~27% chance

Pressure

pressure

1015.6 hPa

Medium volatility

Chicago Weather Conditions & UV Index

Weather Confidence

30-year variance analysis

65%Reliable

Based on 10 years of data

Temperature
±5.7°CVariable
Precipitation
14-41%Predictable

Weather is generally predictable, but pack for minor variations. A light backup layer is recommended.

Sun Exposure

UV Index & Safety Guide

3.9Moderate
036811+

Protection Needed

SPF 30 recommended

Safe Sun Windows
Morning

04:00 - 09:30

Afternoon

16:00 - 18:00

Time to Sunburn

Type I-II

🔴 21 min to burn

Type III-IV

🟡 32 min to burn

Type V-VI

🟢 53 min to burn

UV estimate based on latitude, season & cloud cover. Actual UV may vary.

Outdoor Comfort

How pleasant is it outside?

62Moderate
TemperatureCool
HumidityMuggy
WindBreezy

Dew Point

8°C

Dry air

Heat Stress

Low

No heat warning

😐 Best outdoor time:
Any time during daylight hours

Travel & Logistics Insights

Local Calendar

Business Day

Standard hours in United States

Flight Traffic

High

93/100 pressure index

Health Advisory

Healthy

Routine only • View Details →

Landing Slots

~1,276

Daily arrival options (inc. codeshare)

Sunrise, Sunset & Wind in Chicago

Daylight & Sun

Solar Elevation Cycle

🌅 Sunrise

04:56

☀️ Noon

11:49

🌇 Sunset

18:42

⏱️ Daylight

13h 46m

Golden Hour
Morning04:56 - 05:34
18:04 - 18:42Evening

Wind Speed

wind

24.9 km/h

Moderate wind

Sunshine

clear-day

9.7 hrs

Direct Sun (Cloud-free)

Humidity

humidity

73%

Humid / Damp

Travel Intelligence

Exclusive flight analytics & health data for Chicago

Smart Flight Estimator

Airport-to-Airport Logistics

unlock smart flight estimates

Add your home location in settings to see airport details.

Travel Health & Safety in Chicago

Travel Comfort Index

Real-time tourism conditions

Weather Quality

⛅ Good

78/100

Tourist Crowds

🟡 Busy

70/100

Price Level

💰💰 Moderate

75/100

Health & Wellbeing

Meteo-Health Forecast

85Score
Atmospheric Pressure1015.6 hPa
Volatility:Medium
Migraine RiskMedium

Moderate fluctuations. Some sensitivity possible.

Joint Pain RiskLow

Weather unlikely to affect joint pain.

Fishing IndexFair

Moderate fish activity expected.

Air Quality Forecast
52AQI
Moderate
PM2.5 Concentration12.5 µg/m³

Air quality is acceptable. Sensitive individuals should limit prolonged outdoor exertion.

Regional Safety Profile

Stable

Seismic Activity

Zero seismic activity detected in 30 years.

Total events (30y):0
💡 No earthquake preparedness needed. Enjoy your stay!
"According to 30YearWeather's analysis of 30 years of NASA satellite data, Chicago on April 25 averages 12.7°C with a 27% precipitation probability. Wedding/Outdoor Event Score: 75/100."

— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology

Chicago Weather History (2010–2024)

Temperature History

Loading chart...

Hall of Fame

Records from last 10 years

Hottest
2017
23°C
Coldest
2024
0.5°C
Rainiest
2020
17.5mm

Better Alternatives Nearby

Consider these dates within ±7 days

💡 Moving your event by a few days could significantly improve weather conditions

Compare Other Cities

Same date (April 25) in other destinations

🌍 Explore the same date in different destinations around the world

📍 Is Chicago Worth Visiting on April 25?

Planning a trip to Chicago on April 25? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year offers a bracing seasonal atmosphere averaging 12.7°C with a 27% historical precipitation risk.

✈️ Travel Logistics: Approximately 1,276 landing slots available daily during this period, indicating peak tourist activity.

📊 Historical Extremes: The hottest April 25 recorded in the last 30 years saw temperatures hit 23°C in 2017, while the coldest dropped to 0.5°C in 2024.

Chicago Weather FAQ