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Weather data for North Chicago is updated regularly with the latest available observations and forecasts.

Now · 10:34 AM

North Chicago Weather & Hourly Forecast

United States · Illinois · 60064

75°F

Sunny

Feels like: 75°F

💧 Humidity 60% 🌡 Pressure 30.18 inHg 💨 Wind 6 mph 👁 Visibility 22.5 mi ☁ Clouds 9% ☀️ UV index 3.5 · Moderate 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for North Chicago

Today

11:00 AM

Sunny

75° 💧 None 💨 6 mph H 60%30.18 inHg

2:00 PM

Mostly sunny

75° 💧 None 💨 7 mph H 56%30.15 inHg

5:00 PM

Overcast

74° 💧 None 💨 8 mph H 58%30.12 inHg

8:00 PM

Overcast night

70° 💧 None 💨 5 mph H 75%30.12 inHg

11:00 PM

Mostly cloudy night

71° 💧 None 💨 7 mph H 77%30.12 inHg

Tomorrow

2:00 AM

Overcast night

68° 💧 None 💨 6 mph H 78%30.12 inHg

5:00 AM

Overcast night

66° 💧 None 💨 5 mph H 87%30.15 inHg

8:00 AM

Overcast

68° 💧 None 💨 5 mph H 80%30.12 inHg

11:00 AM

Overcast

75° 💧 None 💨 6 mph H 67%30.12 inHg

2:00 PM

Overcast

80° 💧 None 💨 5 mph H 53%30.06 inHg

5:00 PM

Sunny

82° 💧 None 💨 6 mph H 52%30.00 inHg

8:00 PM

Clear night

77° 💧 None 💨 8 mph H 63%30.00 inHg

11:00 PM

Overcast night

76° 💧 None 💨 10 mph H 62%30.00 inHg

Wednesday

2:00 AM

Mostly cloudy night

75° 💧 None 💨 11 mph H 60%29.94 inHg

5:00 AM

Overcast night

75° 💧 0.001 in 💨 12 mph H 56%29.97 inHg

8:00 AM

Overcast

74° 💧 0.082 in 💨 8 mph H 68%29.97 inHg

Today

11:00 AM

Sunny

75° 💧 None 💨 6 mph H 60%30.18 inHg

12:00 PM

Sunny

75° 💧 None 💨 6 mph H 58%30.18 inHg

1:00 PM

Mostly sunny

75° 💧 None 💨 8 mph H 57%30.18 inHg

2:00 PM

Mostly sunny

75° 💧 None 💨 7 mph H 56%30.15 inHg

3:00 PM

Mostly sunny

75° 💧 None 💨 7 mph H 56%30.15 inHg

4:00 PM

Mostly cloudy

74° 💧 None 💨 8 mph H 56%30.15 inHg

5:00 PM

Overcast

74° 💧 None 💨 8 mph H 58%30.12 inHg

6:00 PM

Overcast

72° 💧 None 💨 7 mph H 61%30.12 inHg

7:00 PM

Overcast

71° 💧 None 💨 5 mph H 69%30.12 inHg

8:00 PM

Overcast night

70° 💧 None 💨 5 mph H 75%30.12 inHg

9:00 PM

Mostly cloudy night

70° 💧 None 💨 6 mph H 77%30.15 inHg

10:00 PM

Overcast night

71° 💧 None 💨 7 mph H 77%30.15 inHg

11:00 PM

Mostly cloudy night

71° 💧 None 💨 7 mph H 77%30.12 inHg

Tomorrow

12:00 AM

Overcast night

70° 💧 None 💨 7 mph H 76%30.12 inHg

1:00 AM

Mostly cloudy night

69° 💧 None 💨 7 mph H 76%30.12 inHg

2:00 AM

Overcast night

68° 💧 None 💨 6 mph H 78%30.12 inHg

3:00 AM

Overcast night

68° 💧 None 💨 6 mph H 81%30.12 inHg

4:00 AM

Overcast night

67° 💧 None 💨 6 mph H 85%30.12 inHg

5:00 AM

Overcast night

66° 💧 None 💨 5 mph H 87%30.15 inHg

6:00 AM

Overcast night

66° 💧 None 💨 6 mph H 87%30.12 inHg

7:00 AM

Overcast

66° 💧 None 💨 6 mph H 86%30.12 inHg

8:00 AM

Overcast

68° 💧 None 💨 5 mph H 80%30.12 inHg

9:00 AM

Overcast

69° 💧 None 💨 5 mph H 75%30.12 inHg

10:00 AM

Overcast

72° 💧 None 💨 6 mph H 72%30.12 inHg

11:00 AM

Overcast

75° 💧 None 💨 6 mph H 67%30.12 inHg

12:00 PM

Overcast

78° 💧 None 💨 6 mph H 61%30.09 inHg

1:00 PM

Overcast

79° 💧 None 💨 5 mph H 56%30.09 inHg

2:00 PM

Overcast

80° 💧 None 💨 5 mph H 53%30.06 inHg

3:00 PM

Mostly cloudy

82° 💧 None 💨 5 mph H 50%30.06 inHg

4:00 PM

Mostly sunny

82° 💧 None 💨 6 mph H 50%30.03 inHg

5:00 PM

Sunny

82° 💧 None 💨 6 mph H 52%30.00 inHg

6:00 PM

Sunny

81° 💧 None 💨 7 mph H 57%30.00 inHg

7:00 PM

Mostly sunny

79° 💧 None 💨 8 mph H 60%30.00 inHg

8:00 PM

Clear night

77° 💧 None 💨 8 mph H 63%30.00 inHg

9:00 PM

Clear night

76° 💧 None 💨 8 mph H 64%30.03 inHg

10:00 PM

Overcast night

76° 💧 None 💨 9 mph H 63%30.03 inHg

11:00 PM

Overcast night

76° 💧 None 💨 10 mph H 62%30.00 inHg

Wednesday

12:00 AM

Overcast night

76° 💧 None 💨 10 mph H 61%30.00 inHg

1:00 AM

Mostly cloudy night

76° 💧 None 💨 11 mph H 61%29.97 inHg

2:00 AM

Mostly cloudy night

75° 💧 None 💨 11 mph H 60%29.94 inHg

3:00 AM

Mostly cloudy night

75° 💧 None 💨 11 mph H 59%29.94 inHg

4:00 AM

Overcast night

75° 💧 None 💨 12 mph H 57%29.94 inHg

5:00 AM

Overcast night

75° 💧 None 💨 12 mph H 56%29.97 inHg

6:00 AM

Overcast night

74° 💧 0.000 in 💨 10 mph H 58%29.97 inHg

7:00 AM

Overcast

74° 💧 0.000 in 💨 12 mph H 64%30.00 inHg

8:00 AM

Overcast

74° 💧 0.001 in 💨 8 mph H 68%29.97 inHg

9:00 AM

Light rain

74° 💧 0.018 in 💨 9 mph H 76%30.00 inHg

10:00 AM

Light thunderstorms

71° 💧 0.063 in 💨 8 mph H 93%29.97 inHg

11:00 AM

Light rain

75° 💧 0.009 in 💨 8 mph H 87%30.00 inHg

12:00 PM

Overcast

78° 💧 0.000 in 💨 11 mph H 76%29.97 inHg

1:00 PM

Overcast

80° 💧 None 💨 10 mph H 73%29.94 inHg

2:00 PM

Overcast

79° 💧 0.001 in 💨 10 mph H 75%29.94 inHg

3:00 PM

Light rain

78° 💧 0.018 in 💨 9 mph H 83%29.94 inHg

4:00 PM

Light rain

76° 💧 0.017 in 💨 8 mph H 91%29.94 inHg

5:00 PM

Overcast

77° 💧 None 💨 7 mph H 86%29.94 inHg

6:00 PM

Mostly cloudy

77° 💧 None 💨 6 mph H 84%29.94 inHg

7:00 PM

Overcast

76° 💧 None 💨 6 mph H 88%29.94 inHg

Thursday

4:00 AM

Partly cloudy night

71° 💧 None 💨 10 mph H 80%29.97 inHg

7:00 AM

Partly cloudy

69° 💧 None 💨 9 mph H 79%30.00 inHg

10:00 AM

Partly cloudy

70° 💧 None 💨 8 mph H 70%30.00 inHg

1:00 PM

Mostly sunny

71° 💧 None 💨 9 mph H 70%30.00 inHg

4:00 PM

Sunny

71° 💧 None 💨 8 mph H 71%29.94 inHg

7:00 PM

Sunny

71° 💧 None 💨 8 mph H 72%29.97 inHg

10:00 PM

Clear night

72° 💧 None 💨 4 mph H 66%30.00 inHg

Friday

1:00 AM

Mostly clear night

71° 💧 None 💨 3 mph H 67%30.00 inHg

4:00 AM

Partly cloudy night

68° 💧 None 💨 4 mph H 86%30.00 inHg

7:00 AM

Mostly sunny

67° 💧 None 💨 4 mph H 91%30.00 inHg

10:00 AM

Mostly sunny

70° 💧 None 💨 5 mph H 73%30.00 inHg

1:00 PM

Sunny

71° 💧 None 💨 9 mph H 60%29.97 inHg

4:00 PM

Sunny

72° 💧 None 💨 8 mph H 58%29.94 inHg

7:00 PM

Sunny

73° 💧 None 💨 9 mph H 64%29.88 inHg

10:00 PM

Clear night

74° 💧 None 💨 10 mph H 69%29.91 inHg

Saturday

1:00 AM

Clear night

71° 💧 None 💨 10 mph H 72%29.88 inHg

4:00 AM

Overcast night

70° 💧 None 💨 9 mph H 80%29.88 inHg

7:00 AM

Overcast

70° 💧 None 💨 9 mph H 83%29.88 inHg

10:00 AM

Overcast

73° 💧 None 💨 6 mph H 79%29.88 inHg

1:00 PM

Overcast

77° 💧 None 💨 5 mph H 72%29.91 inHg

4:00 PM

Overcast

77° 💧 None 💨 13 mph H 76%29.91 inHg

7:00 PM

Sunny

75° 💧 None 💨 12 mph H 63%29.94 inHg

10:00 PM

Clear night

70° 💧 None 💨 10 mph H 74%30.03 inHg

Sunday

1:00 AM

Clear night

67° 💧 None 💨 11 mph H 74%30.06 inHg

7:00 AM

Sunny

70° 💧 None 💨 11 mph H 79%30.03 inHg

1:00 PM

Mostly sunny

65° 💧 None 💨 9 mph H 80%30.12 inHg

7:00 PM

Mostly cloudy

69° 💧 None 💨 10 mph H 72%30.15 inHg

Monday

1:00 AM

Mostly cloudy night

70° 💧 None 💨 10 mph H 67%30.12 inHg

7:00 AM

Overcast

70° 💧 None 💨 13 mph H 67%30.15 inHg

1:00 PM

Moderate rain

70° 💧 None 💨 13 mph H 82%30.09 inHg

7:00 PM

Overcast

71° 💧 None 💨 12 mph H 86%29.97 inHg

Tuesday

1:00 AM

Clear night

78° 💧 None 💨 13 mph H 79%29.77 inHg

7:00 AM

Light thunderstorms

75° 💧 None 💨 22 mph H 86%29.77 inHg

1:00 PM

Mostly sunny

65° 💧 None 💨 14 mph H 80%29.91 inHg

7:00 PM

Mostly sunny

69° 💧 None 💨 14 mph H 62%30.06 inHg

Wednesday

1:00 AM

Clear night

68° 💧 None 💨 10 mph H 62%30.15 inHg

7:00 AM

Mostly sunny

63° 💧 None 💨 9 mph H 76%30.27 inHg

1:00 PM

Sunny

60° 💧 None 💨 9 mph H 79%30.33 inHg

7:00 PM

Mostly sunny

66° 💧 None 💨 7 mph H 57%30.36 inHg

Thursday

1:00 AM

Partly cloudy night

69° 💧 None 💨 7 mph H 57%30.33 inHg

7:00 AM

Overcast

65° 💧 None 💨 9 mph H 78%30.36 inHg

1:00 PM

Mostly cloudy

61° 💧 None 💨 14 mph H 82%30.39 inHg

7:00 PM

Mostly cloudy night

62° 💧 None 💨 9 mph H 60%30.39 inHg

Friday

1:00 AM

Partly cloudy night

64° 💧 None 💨 5 mph H 61%30.30 inHg

7:00 AM

Sunny

60° 💧 None 💨 9 mph H 78%30.30 inHg

1:00 PM

Sunny

56° 💧 None 💨 10 mph H 84%30.27 inHg

7:00 PM

Clear night

67° 💧 None 💨 12 mph H 49%30.18 inHg

Saturday

1:00 AM

Clear night

68° 💧 None 💨 8 mph H 68%30.12 inHg

7:00 AM

Sunny

62° 💧 None 💨 9 mph H 76%30.12 inHg

1:00 PM

Sunny

59° 💧 None 💨 8 mph H 82%30.15 inHg

7:00 PM

Clear night

64° 💧 None 💨 8 mph H 74%30.15 inHg

Sunday

1:00 AM

Clear night

66° 💧 None 💨 4 mph H 67%30.09 inHg

7:00 AM

Sunny

65° 💧 None 💨 7 mph H 78%30.09 inHg

1:00 PM

Mostly sunny

60° 💧 None 💨 9 mph H 86%30.06 inHg

7:00 PM

Mostly cloudy night

74° 💧 None 💨 11 mph H 54%29.97 inHg

Monday

1:00 AM

Overcast night

72° 💧 None 💨 6 mph H 62%29.91 inHg

7:00 AM

Mostly cloudy

67° 💧 None 💨 7 mph H 75%29.94 inHg

1:00 PM

Partly cloudy

64° 💧 None 💨 7 mph H 80%29.94 inHg

7:00 PM

Partly cloudy night

70° 💧 None 💨 7 mph H 71%29.97 inHg

Tuesday

1:00 AM

Overcast night

67° 💧 None 💨 20 mph H 78%30.00 inHg

In North Chicago and, more broadly, across the state of Illinois: The rest of the day will be mostly sunny with a few clouds, and temperatures will range from the mid-60s to low 80s. Expect mild to warm conditions, with the warmest temperatures occurring in the afternoon. Winds will be moderate from the east, reaching up to 10 mph, with gusts possibly hitting 22 mph. No precipitation is anticipated, so outdoor plans should be comfortable. As the day progresses, the weather will remain stable, making for pleasant conditions through the late afternoon.

15-Day Weather Outlook for North Chicago

TomorrowTomorrow

Overcast 82°/66° 💧 None 💨 7 mph

Wednesday, Sep 9Wed Sep 9

Light thunderstorms 80°/71° 💧 None 💨 12 mph

Thursday, Sep 10Thu Sep 10

Overcast 76°/67° 💧 0.136 in 💨 11 mph

Friday, Sep 11Fri Sep 11

Mostly sunny 72°/66° 💧 0.001 in 💨 11 mph

Saturday, Sep 12Sat Sep 12

Light rain 79°/69° 💧 0.248 in 💨 12 mph

Sunday, Sep 13Sun Sep 13

Mostly sunny 79°/65° 💧 0.001 in 💨 11 mph

Monday, Sep 14Mon Sep 14

Moderate rain 71°/70° 💧 0.188 in 💨 13 mph

Tuesday, Sep 15Tue Sep 15

Light thunderstorms 78°/65° 💧 0.159 in 💨 22 mph

Wednesday, Sep 16Wed Sep 16

Mostly sunny 68°/60° 💧 None 💨 10 mph

Thursday, Sep 17Thu Sep 17

Partly cloudy 69°/61° 💧 None 💨 14 mph

Friday, Sep 18Fri Sep 18

Partly cloudy 67°/56° 💧 None 💨 12 mph

Saturday, Sep 19Sat Sep 19

Sunny 68°/59° 💧 None 💨 9 mph

Sunday, Sep 20Sun Sep 20

Mostly sunny 74°/60° 💧 None 💨 11 mph

Monday, Sep 21Mon Sep 21

Partly cloudy 72°/64° 💧 None 💨 7 mph

Tuesday, Sep 22Tue Sep 22

Overcast 67°/67° 💧 0.081 in 💨 20 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in North Chicago

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for North Chicago

Hourly forecast · Updated every 2 hours

Fair

Nearest forecast value 11:00 AM

PM2.5 Fine particles Good 5,6µg/m³

Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.

PM10 Particulate matter Good 6,2µg/m³

Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.

O₃ Ozone Fair 71,9µg/m³

Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.

NO₂ Nitrogen dioxide Good 3,3µg/m³

A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.

Air quality is acceptable for most people.

UV & HEALTH

UV, Sun & Health Outlook in North Chicago

Maximum daily UV Today, tomorrow and the following day show the maximum UV index forecast for each day.

0–2 Low 3–5 Moderate 6–7 High 8–10 Very high 11+ Extreme

Today UV 7,1High 🙂Fair

Tomorrow UV 6,4High 😐Moderate

Wednesday UV 2,7Low 🙂Fair

Thursday UV 5,8Moderate 🙂Fair

Friday UV 6,0High 😊Good

Saturday UV 7,0High —Unavailable

Sunday UV 7,0High —Unavailable

Hourly UV index today

11:00 AMUV 5,3 12:00 PMUV 6,6 1:00 PMUV 7,1 2:00 PMUV 6,4 3:00 PMUV 4,8 4:00 PMUV 3,0 5:00 PMUV 1,4 6:00 PMUV 0,4 7:00 PMUV 0,0

Today's weather health advice Open today's recommendations.

Strong UV exposure

Protect exposed skin with SPF 30+ sunscreen, wear sunglasses, and try to limit direct midday sun.

Acceptable air quality

Air quality is acceptable for most people. Very sensitive people may want to reduce prolonged exertion.

Comfortable temperature conditions

Temperatures should feel comfortable for most people, with no particular heat or cold precautions needed.

Good conditions for outdoor activities

Outdoor activities can generally be enjoyed normally, with sun protection adjusted to the UV level.

WIND OUTLOOK

Hourly Wind Forecast for North Chicago

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · NORTH CHICAGO, ILLINOIS

Tonight's Stargazing & Shooting Stars

Local night-sky conditions and meteor activity for Jasper.

50/100Best-hour score

No good viewing window tonight Astronomical darkness exists, but current sky conditions are unfavorable.

☁ Cloud cover 70% Real hourly forecast for the best viewing hour.

☾ Moonlight 15% Waning Crescent · Moon below the horizon at the best viewing hour.

☄ Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 27° high at the best hour.

✦ Estimated visible meteors Poor visibility Meteor activity may occur above the clouds, but local viewing conditions are not suitable.

Chance ≥1 meteor in 30 minNot meaningful

UPCOMING METEOR PERIODSStart, peak and end dates · weather should be checked closer to the peak.

SEP 5–SEP 21

September ε-PerseidsStart SEP 5 · Peak SEP 9 · End SEP 21 · ZHR 8 · 6% Moon at peak

ACTIVE NOW

SEP 20–NOV 20

Southern TauridsStart SEP 20 · Peak NOV 5 · End NOV 20 · ZHR 7 · 20% Moon at peak

UPCOMING

OCT 2–NOV 7

OrionidsStart OCT 2 · Peak OCT 21 · End NOV 7 · ZHR 20 · 77% Moon at peak

UPCOMING

OCT 20–DEC 10

Northern TauridsStart OCT 20 · Peak NOV 12 · End DEC 10 · ZHR 5 · 7% Moon at peak

UPCOMING

Experimental local observing estimate. Weather values come from the hourly forecast already used on this page. Moon position and astronomical darkness are calculated locally from time and coordinates. Meteor-shower ZHR describes ideal conditions and is not the number of meteors a person should expect to see locally.

DISCOVER WEATHER NEARBY Weather in other cities

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Forecast data for North Chicago were last refreshed today at 10:34 AM. The current forecast period extends through 09/09/2026 at 8:00 AM. Weather, air-quality and UV-index data are provided through WEATHER-INFO.COM. Forecasts are produced automatically from the latest available data and are subject to periodic technical checks. This service is intended for general weather information.