What is the weather in Port Barrington right now?

Current weather in Port Barrington is light rain.

Where can I find the hourly weather forecast for Port Barrington?

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

Is the weather forecast for Port Barrington updated regularly?

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

Now · 6:24 AM

Port Barrington Weather & Hourly Forecast

United States · Illinois · 60010

71°F

Light rain

Feels like: 72°F

💧 Humidity 85% 🌡 Pressure 29.94 inHg 💨 Wind 7 mph 👁 Visibility 6.2 mi ☁ Clouds 93% ☀️ UV index 0.0 · Low 🌅 Sunrise 6:17 AM 🌇 Sunset 7:29 PM

Hourly Forecast for Port Barrington

Today

7:00 AM

Light rain

71° 💧 0.03 in 💨 7 mph H 85%29.94 inHg

10:00 AM

Overcast

77° 💧 None 💨 11 mph H 81%29.94 inHg

1:00 PM

Overcast

84° 💧 None 💨 14 mph H 65%29.91 inHg

4:00 PM

Overcast

87° 💧 None 💨 13 mph H 69%29.88 inHg

7:00 PM

Overcast

83° 💧 None 💨 7 mph H 83%29.85 inHg

10:00 PM

Mostly cloudy night

82° 💧 None 💨 7 mph H 87%29.88 inHg

Tomorrow

1:00 AM

Mostly cloudy night

80° 💧 None 💨 7 mph H 81%29.88 inHg

4:00 AM

Partly cloudy night

78° 💧 None 💨 7 mph H 77%29.88 inHg

7:00 AM

Partly cloudy

74° 💧 None 💨 6 mph H 80%29.91 inHg

10:00 AM

Overcast

85° 💧 None 💨 6 mph H 73%29.94 inHg

1:00 PM

Overcast

82° 💧 None 💨 6 mph H 79%29.91 inHg

4:00 PM

Overcast

88° 💧 None 💨 8 mph H 65%29.88 inHg

7:00 PM

Overcast

85° 💧 None 💨 5 mph H 83%29.88 inHg

10:00 PM

Overcast night

76° 💧 None 💨 6 mph H 87%29.91 inHg

Wednesday

1:00 AM

Mostly cloudy night

75° 💧 None 💨 8 mph H 86%29.88 inHg

4:00 AM

Clear night

80° 💧 None 💨 14 mph H 57%29.85 inHg

Today

7:00 AM

Light rain

71° 💧 0.01 in 💨 7 mph H 85%29.94 inHg

8:00 AM

Light rain

71° 💧 0.02 in 💨 9 mph H 86%29.94 inHg

9:00 AM

Light rain

73° 💧 0.01 in 💨 10 mph H 85%29.94 inHg

10:00 AM

Overcast

77° 💧 None 💨 11 mph H 81%29.94 inHg

11:00 AM

Overcast

82° 💧 None 💨 13 mph H 74%29.94 inHg

12:00 PM

Overcast

86° 💧 None 💨 14 mph H 66%29.91 inHg

1:00 PM

Overcast

84° 💧 None 💨 14 mph H 65%29.91 inHg

2:00 PM

Overcast

84° 💧 None 💨 14 mph H 64%29.91 inHg

3:00 PM

Overcast

86° 💧 None 💨 14 mph H 65%29.91 inHg

4:00 PM

Overcast

87° 💧 None 💨 13 mph H 69%29.88 inHg

5:00 PM

Overcast

86° 💧 None 💨 12 mph H 72%29.88 inHg

6:00 PM

Overcast

84° 💧 None 💨 11 mph H 75%29.85 inHg

7:00 PM

Overcast

83° 💧 None 💨 7 mph H 83%29.85 inHg

8:00 PM

Overcast night

80° 💧 None 💨 8 mph H 86%29.88 inHg

9:00 PM

Mostly cloudy night

80° 💧 None 💨 7 mph H 86%29.88 inHg

10:00 PM

Mostly cloudy night

82° 💧 None 💨 7 mph H 87%29.88 inHg

11:00 PM

Mostly cloudy night

81° 💧 None 💨 7 mph H 86%29.88 inHg

Tomorrow

12:00 AM

Mostly cloudy night

80° 💧 None 💨 7 mph H 84%29.88 inHg

1:00 AM

Mostly cloudy night

80° 💧 None 💨 7 mph H 81%29.88 inHg

2:00 AM

Overcast night

80° 💧 None 💨 7 mph H 79%29.85 inHg

3:00 AM

Mostly cloudy night

78° 💧 None 💨 7 mph H 80%29.88 inHg

4:00 AM

Partly cloudy night

78° 💧 None 💨 7 mph H 77%29.88 inHg

5:00 AM

Partly cloudy night

78° 💧 None 💨 7 mph H 76%29.88 inHg

6:00 AM

Partly cloudy night

76° 💧 None 💨 6 mph H 77%29.91 inHg

7:00 AM

Partly cloudy

74° 💧 None 💨 6 mph H 80%29.91 inHg

8:00 AM

Overcast

75° 💧 None 💨 5 mph H 81%29.94 inHg

9:00 AM

Overcast

80° 💧 None 💨 4 mph H 75%29.94 inHg

10:00 AM

Overcast

85° 💧 None 💨 6 mph H 73%29.94 inHg

11:00 AM

Mostly cloudy

89° 💧 None 💨 6 mph H 67%29.94 inHg

12:00 PM

Mostly cloudy

89° 💧 None 💨 7 mph H 66%29.94 inHg

1:00 PM

Overcast

82° 💧 None 💨 6 mph H 79%29.91 inHg

2:00 PM

Overcast

85° 💧 None 💨 9 mph H 69%29.91 inHg

3:00 PM

Overcast

88° 💧 None 💨 9 mph H 64%29.91 inHg

4:00 PM

Overcast

88° 💧 None 💨 8 mph H 65%29.88 inHg

5:00 PM

Overcast

87° 💧 None 💨 7 mph H 72%29.88 inHg

6:00 PM

Overcast

86° 💧 None 💨 7 mph H 78%29.88 inHg

7:00 PM

Overcast

85° 💧 None 💨 5 mph H 83%29.88 inHg

8:00 PM

Overcast night

78° 💧 None 💨 4 mph H 86%29.91 inHg

9:00 PM

Overcast night

78° 💧 None 💨 5 mph H 86%29.91 inHg

10:00 PM

Overcast night

76° 💧 None 💨 6 mph H 87%29.91 inHg

11:00 PM

Overcast night

76° 💧 None 💨 7 mph H 87%29.91 inHg

Wednesday

12:00 AM

Mostly cloudy night

75° 💧 None 💨 7 mph H 87%29.88 inHg

1:00 AM

Mostly cloudy night

75° 💧 None 💨 8 mph H 86%29.88 inHg

2:00 AM

Clear night

76° 💧 None 💨 11 mph H 78%29.85 inHg

3:00 AM

Clear night

78° 💧 None 💨 13 mph H 65%29.85 inHg

4:00 AM

Clear night

80° 💧 None 💨 14 mph H 57%29.85 inHg

5:00 AM

Clear night

79° 💧 None 💨 13 mph H 55%29.85 inHg

6:00 AM

Clear night

78° 💧 None 💨 12 mph H 56%29.85 inHg

7:00 AM

Sunny

75° 💧 None 💨 11 mph H 64%29.85 inHg

8:00 AM

Partly cloudy

76° 💧 None 💨 13 mph H 68%29.88 inHg

9:00 AM

Mostly cloudy

79° 💧 None 💨 9 mph H 69%29.88 inHg

10:00 AM

Mostly cloudy

81° 💧 None 💨 11 mph H 67%29.88 inHg

11:00 AM

Mostly cloudy

85° 💧 None 💨 14 mph H 61%29.85 inHg

12:00 PM

Mostly cloudy

88° 💧 None 💨 15 mph H 57%29.85 inHg

1:00 PM

Mostly cloudy

90° 💧 None 💨 16 mph H 55%29.85 inHg

2:00 PM

Mostly cloudy

89° 💧 None 💨 15 mph H 57%29.85 inHg

3:00 PM

Partly cloudy

90° 💧 None 💨 15 mph H 59%29.83 inHg

4:00 PM

Mostly sunny

90° 💧 None 💨 13 mph H 63%29.83 inHg

5:00 PM

Partly cloudy

88° 💧 None 💨 11 mph H 67%29.83 inHg

6:00 PM

Mostly cloudy

86° 💧 None 💨 8 mph H 74%29.83 inHg

7:00 PM

Partly cloudy

83° 💧 None 💨 5 mph H 82%29.83 inHg

8:00 PM

Clear night

80° 💧 None 💨 3 mph H 85%29.83 inHg

9:00 PM

Clear night

79° 💧 None 💨 2 mph H 86%29.85 inHg

10:00 PM

Mostly clear night

79° 💧 None 💨 4 mph H 86%29.85 inHg

11:00 PM

Mostly clear night

78° 💧 None 💨 7 mph H 87%29.85 inHg

Thursday

12:00 AM

Partly cloudy night

79° 💧 None 💨 9 mph H 72%29.85 inHg

1:00 AM

Light rain

74° 💧 0.01 in 💨 7 mph H 76%29.85 inHg

2:00 AM

Clear night

72° 💧 None 💨 5 mph H 79%29.85 inHg

3:00 AM

Clear night

72° 💧 None 💨 4 mph H 79%29.85 inHg

4:00 AM

Partly cloudy night

73° 💧 None 💨 4 mph H 80%29.88 inHg

5:00 AM

Partly cloudy night

72° 💧 None 💨 3 mph H 87%29.85 inHg

6:00 AM

Mostly clear night

71° 💧 None 💨 0 mph H 90%29.88 inHg

7:00 AM

Light rain

72° 💧 0.01 in 💨 4 mph H 89%29.88 inHg

8:00 AM

Light rain

74° 💧 0.01 in 💨 4 mph H 87%29.91 inHg

9:00 AM

Overcast

77° 💧 None 💨 5 mph H 81%29.88 inHg

10:00 AM

Overcast

79° 💧 None 💨 4 mph H 76%29.91 inHg

11:00 AM

Overcast

80° 💧 None 💨 4 mph H 75%29.91 inHg

12:00 PM

Overcast

83° 💧 None 💨 5 mph H 66%29.91 inHg

1:00 PM

Overcast

81° 💧 None 💨 6 mph H 72%29.91 inHg

2:00 PM

Overcast

81° 💧 None 💨 7 mph H 72%29.94 inHg

3:00 PM

Overcast

80° 💧 None 💨 6 mph H 75%29.91 inHg

4:00 PM

Overcast

78° 💧 None 💨 2 mph H 79%29.91 inHg

5:00 PM

Mostly cloudy

82° 💧 None 💨 5 mph H 65%29.88 inHg

6:00 PM

Mostly cloudy

82° 💧 None 💨 3 mph H 71%29.88 inHg

7:00 PM

Mostly cloudy

78° 💧 None 💨 5 mph H 77%29.88 inHg

8:00 PM

Mostly clear night

74° 💧 None 💨 7 mph H 84%29.91 inHg

9:00 PM

Mostly clear night

71° 💧 None 💨 6 mph H 93%29.91 inHg

10:00 PM

Clear night

71° 💧 None 💨 6 mph H 93%29.91 inHg

11:00 PM

Mostly clear night

72° 💧 None 💨 6 mph H 91%29.91 inHg

Friday

12:00 AM

Partly cloudy night

71° 💧 None 💨 6 mph H 90%29.91 inHg

1:00 AM

Partly cloudy night

71° 💧 None 💨 7 mph H 92%29.91 inHg

2:00 AM

Mostly cloudy night

71° 💧 None 💨 7 mph H 93%29.91 inHg

3:00 AM

Overcast night

71° 💧 None 💨 8 mph H 91%29.91 inHg

4:00 AM

Overcast night

71° 💧 None 💨 6 mph H 91%29.91 inHg

5:00 AM

Light rain

70° 💧 0.01 in 💨 14 mph H 97%29.94 inHg

6:00 AM

Light rain

69° 💧 0.02 in 💨 13 mph H 98%29.94 inHg

In Port Barrington and, more broadly, across the state of Illinois: This morning will start with a mix of sun and clouds, bringing warm temperatures that will rise quickly. Temperatures will range from the mid-60s to the low 70s, with pleasant breezes from the south at around 10 to 14 mph. As the day progresses into the afternoon, expect the heat to intensify, with highs reaching into the upper 80s and low 90s. Winds may gust up to 36 mph, especially during the warmest parts of the day, creating a breezy atmosphere. No precipitation is forecasted, so outdoor plans can proceed without concern for rain. Overall, it will be a warm, partly sunny day with moderate winds and plenty of sunshine to enjoy.

15-Day Weather Outlook for Port Barrington

TomorrowTomorrow

Mostly cloudy 89°/74° 💧 None 💨 9 mph

Wednesday, Sep 2Wed Sep 2

Mostly cloudy 90°/75° 💧 None 💨 16 mph

Thursday, Sep 3Thu Sep 3

Light rain 81°/71° 💧 0.03 in 💨 9 mph

Friday, Sep 4Fri Sep 4

Light rain 87°/70° 💧 0.05 in 💨 11 mph

Saturday, Sep 5Sat Sep 5

Moderate rain 70°/66° 💧 1.18 in 💨 10 mph

Sunday, Sep 6Sun Sep 6

Mostly cloudy 75°/61° 💧 None 💨 10 mph

Monday, Sep 7Mon Sep 7

Overcast 79°/62° 💧 None 💨 13 mph

Tuesday, Sep 8Tue Sep 8

Mostly sunny 93°/72° 💧 None 💨 11 mph

Wednesday, Sep 9Wed Sep 9

Partly cloudy 92°/70° 💧 None 💨 13 mph

Thursday, Sep 10Thu Sep 10

Overcast 83°/62° 💧 None 💨 14 mph

Friday, Sep 11Fri Sep 11

Sunny 75°/55° 💧 None 💨 12 mph

Saturday, Sep 12Sat Sep 12

Sunny 75°/56° 💧 None 💨 9 mph

Sunday, Sep 13Sun Sep 13

Overcast 76°/61° 💧 None 💨 18 mph

Monday, Sep 14Mon Sep 14

Light rain 72°/57° 💧 0.01 in 💨 16 mph

Tuesday, Sep 15Tue Sep 15

Overcast 73°/52° 💧 None 💨 9 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Port Barrington

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Port Barrington

Hourly forecast · Updated every 2 hours

Good

Nearest forecast value 7:00 AM

PM2.5 Fine particles Good 8,5µg/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 9,0µg/m³

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

O₃ Ozone Good 56,7µg/m³

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

NO₂ Nitrogen dioxide Good 4,2µg/m³

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

Air quality is favorable for outdoor activities.

UV & HEALTH

UV, Sun & Health Outlook in Port Barrington

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 6,0High 😊Good

Tomorrow UV 7,8High 😐Moderate

Wednesday UV 5,4Moderate 🙂Fair

Thursday UV 7,7High 🙂Fair

Friday UV 6,0High 🙂Fair

Saturday UV 6,0High —Unavailable

Sunday UV 6,0High —Unavailable

Hourly UV index today

7:00 AMUV 0,0 8:00 AMUV 0,2 9:00 AMUV 0,3 10:00 AMUV 1,1 11:00 AMUV 2,5 12:00 PMUV 4,9 1:00 PMUV 5,7 2:00 PMUV 6,0 3:00 PMUV 4,3 4:00 PMUV 2,7 5:00 PMUV 1,5 6:00 PMUV 0,5

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.

Good air quality

Air quality is good and outdoor activities can be enjoyed normally.

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 Port Barrington

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

Internal PR simulation: 3.60 Population: 1,477

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Forecast data for Port Barrington were last refreshed today at 6:24 AM. The current forecast period extends through 02/09/2026 at 4:00 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.