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Current weather in Bannockburn is overcast clouds.

Where can I find the hourly weather forecast for Bannockburn?

This page shows hourly weather forecast for Bannockburn, including temperature, wind, precipitation, humidity and cloud cover.

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

Now · 10:31 AM

Bannockburn Weather & Hourly Forecast

United States · Illinois · 60015

72°F

Overcast

Feels like: 72°F

💧 Humidity 70% 🌡 Pressure 30.09 inHg 💨 Wind 7 mph 👁 Visibility 20.8 mi ☁ Clouds 99% ☀️ UV index 3.6 · Moderate 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for Bannockburn

Today

11:00 AM

Mostly cloudy

73° 💧 None 💨 7 mph H 67%30.09 inHg

2:00 PM

Sunny

74° 💧 None 💨 7 mph H 64%30.09 inHg

5:00 PM

Sunny

72° 💧 None 💨 7 mph H 62%30.09 inHg

8:00 PM

Clear night

68° 💧 None 💨 5 mph H 80%30.09 inHg

11:00 PM

Clear night

69° 💧 None 💨 6 mph H 82%30.12 inHg

Tomorrow

2:00 AM

Clear night

68° 💧 None 💨 5 mph H 81%30.12 inHg

5:00 AM

Mostly clear night

66° 💧 None 💨 2 mph H 85%30.15 inHg

8:00 AM

Partly cloudy

69° 💧 None 💨 4 mph H 84%30.18 inHg

11:00 AM

Sunny

74° 💧 None 💨 6 mph H 63%30.21 inHg

2:00 PM

Partly cloudy

75° 💧 None 💨 7 mph H 56%30.18 inHg

5:00 PM

Mostly sunny

73° 💧 None 💨 7 mph H 61%30.12 inHg

8:00 PM

Mostly clear night

69° 💧 None 💨 5 mph H 74%30.15 inHg

11:00 PM

Partly cloudy night

70° 💧 None 💨 7 mph H 75%30.15 inHg

Tuesday

2:00 AM

Overcast night

67° 💧 None 💨 5 mph H 84%30.15 inHg

5:00 AM

Mostly cloudy night

64° 💧 None 💨 5 mph H 86%30.12 inHg

8:00 AM

Mostly cloudy

66° 💧 None 💨 4 mph H 81%30.15 inHg

Today

11:00 AM

Mostly cloudy

73° 💧 None 💨 7 mph H 67%30.09 inHg

12:00 PM

Mostly cloudy

73° 💧 None 💨 7 mph H 65%30.12 inHg

1:00 PM

Sunny

74° 💧 None 💨 7 mph H 65%30.09 inHg

2:00 PM

Sunny

74° 💧 None 💨 7 mph H 64%30.09 inHg

3:00 PM

Sunny

73° 💧 None 💨 7 mph H 63%30.09 inHg

4:00 PM

Sunny

73° 💧 None 💨 7 mph H 62%30.09 inHg

5:00 PM

Sunny

72° 💧 None 💨 7 mph H 62%30.09 inHg

6:00 PM

Sunny

71° 💧 None 💨 7 mph H 67%30.09 inHg

7:00 PM

Sunny

69° 💧 None 💨 6 mph H 75%30.09 inHg

8:00 PM

Clear night

68° 💧 None 💨 5 mph H 80%30.09 inHg

9:00 PM

Clear night

68° 💧 None 💨 5 mph H 82%30.09 inHg

10:00 PM

Clear night

68° 💧 None 💨 6 mph H 82%30.12 inHg

11:00 PM

Clear night

69° 💧 None 💨 6 mph H 82%30.12 inHg

Tomorrow

12:00 AM

Clear night

69° 💧 None 💨 5 mph H 82%30.12 inHg

1:00 AM

Clear night

68° 💧 None 💨 6 mph H 82%30.12 inHg

2:00 AM

Clear night

68° 💧 None 💨 5 mph H 81%30.12 inHg

3:00 AM

Clear night

67° 💧 None 💨 4 mph H 80%30.12 inHg

4:00 AM

Clear night

66° 💧 None 💨 4 mph H 83%30.12 inHg

5:00 AM

Mostly clear night

66° 💧 None 💨 2 mph H 85%30.15 inHg

6:00 AM

Partly cloudy night

65° 💧 None 💨 2 mph H 87%30.18 inHg

7:00 AM

Mostly cloudy

66° 💧 None 💨 3 mph H 88%30.18 inHg

8:00 AM

Partly cloudy

69° 💧 None 💨 4 mph H 84%30.18 inHg

9:00 AM

Mostly sunny

71° 💧 None 💨 4 mph H 75%30.21 inHg

10:00 AM

Mostly sunny

73° 💧 None 💨 5 mph H 68%30.21 inHg

11:00 AM

Sunny

74° 💧 None 💨 6 mph H 63%30.21 inHg

12:00 PM

Mostly sunny

75° 💧 None 💨 7 mph H 60%30.18 inHg

1:00 PM

Mostly cloudy

75° 💧 None 💨 7 mph H 57%30.18 inHg

2:00 PM

Partly cloudy

75° 💧 None 💨 7 mph H 56%30.18 inHg

3:00 PM

Partly cloudy

75° 💧 None 💨 7 mph H 56%30.15 inHg

4:00 PM

Sunny

74° 💧 None 💨 7 mph H 59%30.15 inHg

5:00 PM

Mostly sunny

73° 💧 None 💨 7 mph H 61%30.12 inHg

6:00 PM

Sunny

72° 💧 None 💨 7 mph H 65%30.15 inHg

7:00 PM

Partly cloudy

70° 💧 None 💨 6 mph H 70%30.15 inHg

8:00 PM

Mostly clear night

69° 💧 None 💨 5 mph H 74%30.15 inHg

9:00 PM

Mostly clear night

70° 💧 None 💨 6 mph H 74%30.15 inHg

10:00 PM

Mostly cloudy night

70° 💧 None 💨 5 mph H 75%30.15 inHg

11:00 PM

Partly cloudy night

70° 💧 None 💨 7 mph H 75%30.15 inHg

Tuesday

12:00 AM

Overcast night

69° 💧 None 💨 6 mph H 78%30.15 inHg

1:00 AM

Mostly cloudy night

68° 💧 None 💨 4 mph H 82%30.15 inHg

2:00 AM

Overcast night

67° 💧 None 💨 5 mph H 84%30.15 inHg

3:00 AM

Overcast night

66° 💧 None 💨 6 mph H 85%30.12 inHg

4:00 AM

Partly cloudy night

65° 💧 None 💨 5 mph H 86%30.15 inHg

5:00 AM

Mostly cloudy night

64° 💧 None 💨 5 mph H 86%30.12 inHg

6:00 AM

Mostly cloudy night

64° 💧 None 💨 4 mph H 87%30.12 inHg

7:00 AM

Overcast

64° 💧 None 💨 4 mph H 86%30.12 inHg

8:00 AM

Mostly cloudy

66° 💧 None 💨 4 mph H 81%30.15 inHg

9:00 AM

Overcast

69° 💧 None 💨 5 mph H 75%30.15 inHg

10:00 AM

Overcast

72° 💧 None 💨 5 mph H 71%30.15 inHg

11:00 AM

Overcast

75° 💧 None 💨 6 mph H 68%30.12 inHg

12:00 PM

Overcast

78° 💧 None 💨 6 mph H 64%30.09 inHg

1:00 PM

Partly cloudy

79° 💧 None 💨 6 mph H 58%30.09 inHg

2:00 PM

Mostly sunny

82° 💧 None 💨 6 mph H 52%30.06 inHg

3:00 PM

Mostly cloudy

83° 💧 None 💨 6 mph H 48%30.03 inHg

4:00 PM

Partly cloudy

83° 💧 None 💨 7 mph H 47%30.03 inHg

5:00 PM

Sunny

82° 💧 None 💨 7 mph H 48%30.00 inHg

6:00 PM

Sunny

80° 💧 None 💨 5 mph H 55%30.00 inHg

7:00 PM

Mostly sunny

76° 💧 None 💨 5 mph H 64%30.00 inHg

Wednesday

4:00 AM

Overcast night

75° 💧 None 💨 10 mph H 69%29.94 inHg

7:00 AM

Overcast

73° 💧 None 💨 8 mph H 74%29.97 inHg

10:00 AM

Moderate rain

72° 💧 None 💨 10 mph H 81%29.97 inHg

1:00 PM

Overcast

74° 💧 None 💨 12 mph H 86%29.97 inHg

4:00 PM

Overcast

78° 💧 None 💨 11 mph H 81%29.91 inHg

7:00 PM

Overcast

76° 💧 None 💨 9 mph H 84%29.91 inHg

10:00 PM

Mostly cloudy night

75° 💧 None 💨 9 mph H 86%29.94 inHg

Thursday

1:00 AM

Clear night

72° 💧 None 💨 8 mph H 76%29.94 inHg

4:00 AM

Partly cloudy night

70° 💧 None 💨 7 mph H 75%29.94 inHg

7:00 AM

Overcast

68° 💧 None 💨 8 mph H 80%29.94 inHg

10:00 AM

Sunny

70° 💧 None 💨 8 mph H 71%29.97 inHg

1:00 PM

Mostly sunny

71° 💧 None 💨 8 mph H 70%29.94 inHg

4:00 PM

Mostly sunny

70° 💧 None 💨 9 mph H 80%29.91 inHg

7:00 PM

Mostly sunny

71° 💧 None 💨 6 mph H 74%29.91 inHg

10:00 PM

Clear night

72° 💧 None 💨 3 mph H 68%29.94 inHg

Friday

1:00 AM

Mostly clear night

70° 💧 None 💨 4 mph H 76%29.94 inHg

4:00 AM

Mostly clear night

67° 💧 None 💨 6 mph H 89%29.94 inHg

7:00 AM

Sunny

66° 💧 None 💨 7 mph H 92%29.97 inHg

10:00 AM

Sunny

70° 💧 None 💨 6 mph H 66%29.97 inHg

1:00 PM

Sunny

73° 💧 None 💨 10 mph H 56%29.91 inHg

4:00 PM

Sunny

72° 💧 None 💨 12 mph H 60%29.85 inHg

7:00 PM

Mostly sunny

73° 💧 None 💨 12 mph H 68%29.83 inHg

10:00 PM

Partly cloudy night

74° 💧 None 💨 11 mph H 75%29.83 inHg

Saturday

1:00 AM

Partly cloudy night

70° 💧 None 💨 8 mph H 76%29.83 inHg

7:00 AM

Overcast

72° 💧 None 💨 10 mph H 72%29.83 inHg

1:00 PM

Light rain

68° 💧 None 💨 14 mph H 93%29.80 inHg

7:00 PM

Overcast

73° 💧 None 💨 6 mph H 85%29.83 inHg

Sunday

1:00 AM

Mostly clear night

75° 💧 None 💨 4 mph H 85%29.85 inHg

7:00 AM

Partly cloudy

76° 💧 None 💨 7 mph H 86%29.91 inHg

1:00 PM

Overcast

75° 💧 None 💨 8 mph H 92%29.91 inHg

7:00 PM

Mostly sunny

79° 💧 None 💨 13 mph H 88%29.85 inHg

Monday

1:00 AM

Clear night

84° 💧 None 💨 11 mph H 75%29.83 inHg

7:00 AM

Partly cloudy

81° 💧 None 💨 13 mph H 82%29.88 inHg

1:00 PM

Sunny

78° 💧 None 💨 12 mph H 84%29.88 inHg

7:00 PM

Sunny

85° 💧 None 💨 12 mph H 71%29.85 inHg

Tuesday

1:00 AM

Mostly cloudy night

77° 💧 None 💨 11 mph H 84%29.83 inHg

7:00 AM

Overcast

70° 💧 None 💨 18 mph H 91%29.88 inHg

1:00 PM

Sunny

64° 💧 None 💨 15 mph H 82%30.03 inHg

7:00 PM

Overcast

69° 💧 None 💨 10 mph H 60%30.09 inHg

Wednesday

1:00 AM

Overcast night

69° 💧 None 💨 11 mph H 54%30.15 inHg

7:00 AM

Mostly cloudy

64° 💧 None 💨 11 mph H 74%30.21 inHg

1:00 PM

Partly cloudy

62° 💧 None 💨 10 mph H 87%30.24 inHg

7:00 PM

Mostly cloudy

65° 💧 None 💨 8 mph H 73%30.30 inHg

Thursday

1:00 AM

Clear night

67° 💧 None 💨 8 mph H 62%30.24 inHg

7:00 AM

Partly cloudy

69° 💧 None 💨 9 mph H 65%30.21 inHg

1:00 PM

Sunny

66° 💧 None 💨 11 mph H 76%30.21 inHg

7:00 PM

Partly cloudy night

68° 💧 None 💨 9 mph H 72%30.15 inHg

Friday

1:00 AM

Clear night

71° 💧 None 💨 9 mph H 62%30.03 inHg

7:00 AM

Mostly cloudy

68° 💧 None 💨 11 mph H 72%30.00 inHg

1:00 PM

Partly cloudy

64° 💧 None 💨 10 mph H 83%29.91 inHg

7:00 PM

Overcast night

71° 💧 None 💨 11 mph H 72%29.83 inHg

Saturday

1:00 AM

Overcast night

69° 💧 None 💨 13 mph H 87%29.80 inHg

7:00 AM

Sunny

61° 💧 None 💨 14 mph H 68%29.94 inHg

1:00 PM

Mostly sunny

56° 💧 None 💨 11 mph H 72%30.00 inHg

7:00 PM

Clear night

63° 💧 None 💨 10 mph H 48%30.06 inHg

Sunday

1:00 AM

Overcast night

63° 💧 None 💨 14 mph H 55%30.06 inHg

7:00 AM

Sunny

58° 💧 None 💨 10 mph H 68%30.15 inHg

1:00 PM

Sunny

53° 💧 None 💨 14 mph H 78%30.21 inHg

7:00 PM

Overcast night

58° 💧 None 💨 13 mph H 54%30.27 inHg

Monday

1:00 AM

Partly cloudy night

59° 💧 None 💨 12 mph H 58%30.30 inHg

In Bannockburn and, more broadly, across the state of Illinois: The weather remains mostly sunny with a few clouds lingering through the afternoon. Temperatures will be mild to warm, ranging from the upper 60s to low 80s. Winds will be coming from the east at around 10 mph, with gusts reaching up to 18 mph, providing a gentle breeze throughout the day. No precipitation is anticipated, allowing for continued dry conditions. Overall, it should be a pleasant day with comfortable temperatures and light to moderate winds.

15-Day Weather Outlook for Bannockburn

TomorrowTomorrow

Mostly sunny 75°/65° 💧 None 💨 7 mph

Tuesday, Sep 8Tue Sep 8

Partly cloudy 83°/64° 💧 None 💨 7 mph

Wednesday, Sep 9Wed Sep 9

Moderate rain 78°/72° 💧 0.117 in 💨 12 mph

Thursday, Sep 10Thu Sep 10

Overcast 76°/68° 💧 0.000 in 💨 9 mph

Friday, Sep 11Fri Sep 11

Mostly sunny 73°/66° 💧 0.002 in 💨 12 mph

Saturday, Sep 12Sat Sep 12

Light rain 74°/68° 💧 0.582 in 💨 14 mph

Sunday, Sep 13Sun Sep 13

Mostly sunny 76°/73° 💧 0.031 in 💨 8 mph

Monday, Sep 14Mon Sep 14

Mostly sunny 84°/78° 💧 0.016 in 💨 13 mph

Tuesday, Sep 15Tue Sep 15

Overcast 85°/64° 💧 0.157 in 💨 18 mph

Wednesday, Sep 16Wed Sep 16

Partly cloudy 69°/62° 💧 0.002 in 💨 11 mph

Thursday, Sep 17Thu Sep 17

Partly cloudy 69°/65° 💧 0.028 in 💨 11 mph

Friday, Sep 18Fri Sep 18

Partly cloudy 71°/64° 💧 None 💨 11 mph

Saturday, Sep 19Sat Sep 19

Overcast 71°/56° 💧 0.189 in 💨 14 mph

Sunday, Sep 20Sun Sep 20

Overcast 63°/53° 💧 None 💨 14 mph

Monday, Sep 21Mon Sep 21

Partly cloudy 59°/58° 💧 None 💨 13 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Bannockburn

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Bannockburn

Hourly forecast · Updated every 2 hours

Fair

Nearest forecast value 11:00 AM

PM2.5 Fine particles Good 7,4µg/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 8,1µg/m³

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

O₃ Ozone Fair 71,4µg/m³

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

NO₂ Nitrogen dioxide Good 3,8µg/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 Bannockburn

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 7,3High 🙂Fair

Tomorrow UV 7,1High 🙂Fair

Tuesday UV 7,2High 😐Moderate

Wednesday UV 4,8Moderate 🙂Fair

Thursday UV 6,0High 😊Good

Friday UV 7,0High —Unavailable

Saturday UV 6,0High —Unavailable

Hourly UV index today

11:00 AMUV 5,5 12:00 PMUV 6,9 1:00 PMUV 7,3 2:00 PMUV 6,5 3:00 PMUV 4,9 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 Bannockburn

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · BANNOCKBURN, ILLINOIS

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 2:00 AM–3:00 AM.

100/100Best-hour score

BEST TIME TONIGHT 2:00 AM–3:00 AM Astronomical darkness: 8:54 PM–4:46 AM

☁ Cloud cover 0% Real hourly forecast for the best viewing hour.

☾ Moonlight 22% Waning Crescent · Moon below the horizon at the best viewing hour.

☄ Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 57° high at the best hour.

✦ Estimated visible meteors 1–4/hour Local estimate after weather, moonlight and radiant-height adjustments.

Chance ≥1 meteor in 30 min75%

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 Bannockburn were last refreshed today at 10:07 AM. The current forecast period extends through 08/09/2026 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.