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

Now · 7:18 AM

Fairview Heights Weather & Hourly Forecast

United States · Illinois · 62208

69°F

Sunny

Feels like: 74°F

💧 Humidity 95% 🌡 Pressure 30.00 inHg 💨 Wind 4 mph 👁 Visibility 11.1 mi ☁ Clouds 8% ☀️ UV index 0.0 · Low 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for Fairview Heights

Today

8:00 AM

Sunny

72° 💧 None 💨 4 mph H 87%30.03 inHg

11:00 AM

Mostly sunny

82° 💧 None 💨 3 mph H 61%30.03 inHg

2:00 PM

Mostly sunny

88° 💧 0.001 in 💨 5 mph H 50%30.00 inHg

5:00 PM

Sunny

84° 💧 0.000 in 💨 9 mph H 54%29.97 inHg

8:00 PM

Clear night

79° 💧 None 💨 8 mph H 57%30.00 inHg

11:00 PM

Clear night

74° 💧 None 💨 8 mph H 58%30.06 inHg

Tomorrow

2:00 AM

Mostly clear night

71° 💧 None 💨 8 mph H 54%30.09 inHg

5:00 AM

Partly cloudy night

70° 💧 None 💨 9 mph H 55%30.09 inHg

8:00 AM

Mostly cloudy

69° 💧 None 💨 9 mph H 52%30.15 inHg

11:00 AM

Partly cloudy

78° 💧 None 💨 9 mph H 43%30.12 inHg

2:00 PM

Sunny

89° 💧 None 💨 10 mph H 38%30.03 inHg

5:00 PM

Sunny

92° 💧 None 💨 10 mph H 43%29.97 inHg

8:00 PM

Mostly clear night

86° 💧 None 💨 10 mph H 59%29.97 inHg

11:00 PM

Clear night

82° 💧 None 💨 10 mph H 69%30.00 inHg

Tuesday

2:00 AM

Clear night

80° 💧 None 💨 11 mph H 73%29.97 inHg

5:00 AM

Clear night

79° 💧 None 💨 8 mph H 77%30.00 inHg

Today

8:00 AM

Sunny

72° 💧 None 💨 4 mph H 87%30.03 inHg

9:00 AM

Sunny

76° 💧 None 💨 3 mph H 77%30.03 inHg

10:00 AM

Mostly sunny

79° 💧 None 💨 4 mph H 68%30.03 inHg

11:00 AM

Mostly sunny

82° 💧 None 💨 3 mph H 61%30.03 inHg

12:00 PM

Sunny

85° 💧 None 💨 3 mph H 56%30.03 inHg

1:00 PM

Mostly sunny

87° 💧 None 💨 6 mph H 52%30.00 inHg

2:00 PM

Mostly sunny

88° 💧 None 💨 5 mph H 50%30.00 inHg

3:00 PM

Partly cloudy

87° 💧 None 💨 10 mph H 51%30.00 inHg

4:00 PM

Mostly sunny

84° 💧 0.001 in 💨 9 mph H 57%30.00 inHg

5:00 PM

Sunny

84° 💧 0.000 in 💨 9 mph H 54%29.97 inHg

6:00 PM

Sunny

83° 💧 None 💨 8 mph H 53%29.97 inHg

7:00 PM

Mostly sunny

81° 💧 None 💨 7 mph H 56%30.00 inHg

8:00 PM

Clear night

79° 💧 None 💨 8 mph H 57%30.00 inHg

9:00 PM

Clear night

77° 💧 None 💨 8 mph H 58%30.03 inHg

10:00 PM

Clear night

76° 💧 None 💨 8 mph H 58%30.06 inHg

11:00 PM

Clear night

74° 💧 None 💨 8 mph H 58%30.06 inHg

Tomorrow

12:00 AM

Clear night

73° 💧 None 💨 8 mph H 57%30.06 inHg

1:00 AM

Clear night

72° 💧 None 💨 8 mph H 55%30.09 inHg

2:00 AM

Mostly clear night

71° 💧 None 💨 8 mph H 54%30.09 inHg

3:00 AM

Mostly clear night

71° 💧 None 💨 8 mph H 53%30.09 inHg

4:00 AM

Partly cloudy night

70° 💧 None 💨 8 mph H 53%30.09 inHg

5:00 AM

Partly cloudy night

70° 💧 None 💨 9 mph H 55%30.09 inHg

6:00 AM

Partly cloudy night

69° 💧 None 💨 9 mph H 56%30.12 inHg

7:00 AM

Overcast

68° 💧 None 💨 9 mph H 55%30.15 inHg

8:00 AM

Mostly cloudy

69° 💧 None 💨 9 mph H 52%30.15 inHg

9:00 AM

Mostly cloudy

71° 💧 None 💨 9 mph H 49%30.15 inHg

10:00 AM

Overcast

74° 💧 None 💨 9 mph H 46%30.15 inHg

11:00 AM

Partly cloudy

78° 💧 None 💨 9 mph H 43%30.12 inHg

12:00 PM

Partly cloudy

82° 💧 None 💨 9 mph H 40%30.09 inHg

1:00 PM

Mostly sunny

86° 💧 None 💨 9 mph H 38%30.06 inHg

2:00 PM

Sunny

89° 💧 None 💨 10 mph H 38%30.03 inHg

3:00 PM

Sunny

91° 💧 None 💨 9 mph H 39%30.00 inHg

4:00 PM

Sunny

92° 💧 None 💨 10 mph H 40%29.97 inHg

5:00 PM

Sunny

92° 💧 None 💨 10 mph H 43%29.97 inHg

6:00 PM

Partly cloudy

91° 💧 None 💨 10 mph H 48%29.94 inHg

7:00 PM

Mostly sunny

88° 💧 None 💨 10 mph H 55%29.94 inHg

8:00 PM

Mostly clear night

86° 💧 None 💨 10 mph H 59%29.97 inHg

9:00 PM

Clear night

85° 💧 None 💨 11 mph H 63%29.97 inHg

10:00 PM

Clear night

83° 💧 None 💨 11 mph H 66%30.00 inHg

11:00 PM

Clear night

82° 💧 None 💨 10 mph H 69%30.00 inHg

Tuesday

12:00 AM

Clear night

81° 💧 None 💨 10 mph H 71%30.00 inHg

1:00 AM

Clear night

81° 💧 None 💨 11 mph H 73%29.97 inHg

2:00 AM

Clear night

80° 💧 None 💨 11 mph H 73%29.97 inHg

3:00 AM

Clear night

80° 💧 None 💨 10 mph H 74%29.97 inHg

4:00 AM

Clear night

79° 💧 None 💨 9 mph H 75%30.00 inHg

5:00 AM

Clear night

79° 💧 None 💨 8 mph H 77%30.00 inHg

6:00 AM

Clear night

78° 💧 None 💨 8 mph H 78%30.03 inHg

7:00 AM

Sunny

78° 💧 None 💨 8 mph H 77%30.03 inHg

8:00 AM

Sunny

81° 💧 None 💨 8 mph H 68%30.06 inHg

9:00 AM

Sunny

86° 💧 None 💨 8 mph H 57%30.06 inHg

10:00 AM

Sunny

91° 💧 None 💨 9 mph H 47%30.06 inHg

11:00 AM

Sunny

95° 💧 None 💨 12 mph H 40%30.06 inHg

12:00 PM

Sunny

97° 💧 None 💨 12 mph H 35%30.03 inHg

1:00 PM

Sunny

98° 💧 0.000 in 💨 11 mph H 35%30.03 inHg

2:00 PM

Mostly sunny

100° 💧 None 💨 9 mph H 33%30.00 inHg

3:00 PM

Mostly sunny

101° 💧 None 💨 8 mph H 31%30.00 inHg

4:00 PM

Mostly sunny

100° 💧 0.000 in 💨 8 mph H 31%30.00 inHg

5:00 PM

Sunny

98° 💧 0.003 in 💨 8 mph H 32%30.00 inHg

6:00 PM

Mostly sunny

98° 💧 0.000 in 💨 7 mph H 32%30.00 inHg

7:00 PM

Partly cloudy

94° 💧 0.000 in 💨 3 mph H 36%30.03 inHg

10:00 PM

Mostly clear night

85° 💧 None 💨 5 mph H 60%30.12 inHg

Wednesday

1:00 AM

Clear night

81° 💧 None 💨 2 mph H 66%30.12 inHg

4:00 AM

Clear night

78° 💧 None 💨 3 mph H 72%30.12 inHg

7:00 AM

Sunny

73° 💧 None 💨 3 mph H 96%30.18 inHg

10:00 AM

Sunny

90° 💧 None 💨 4 mph H 45%30.21 inHg

1:00 PM

Sunny

98° 💧 None 💨 9 mph H 30%30.18 inHg

4:00 PM

Mostly sunny

99° 💧 None 💨 10 mph H 30%30.12 inHg

7:00 PM

Sunny

94° 💧 None 💨 7 mph H 36%30.12 inHg

10:00 PM

Clear night

88° 💧 None 💨 7 mph H 46%30.15 inHg

Thursday

1:00 AM

Clear night

84° 💧 None 💨 7 mph H 50%30.15 inHg

4:00 AM

Clear night

82° 💧 None 💨 5 mph H 55%30.15 inHg

7:00 AM

Sunny

80° 💧 None 💨 6 mph H 61%30.18 inHg

10:00 AM

Sunny

92° 💧 None 💨 6 mph H 41%30.18 inHg

1:00 PM

Mostly sunny

100° 💧 None 💨 6 mph H 32%30.15 inHg

4:00 PM

Partly cloudy

99° 💧 None 💨 6 mph H 33%30.09 inHg

7:00 PM

Partly cloudy

88° 💧 None 💨 2 mph H 60%30.12 inHg

10:00 PM

Partly cloudy night

84° 💧 None 💨 3 mph H 71%30.15 inHg

Friday

1:00 AM

Clear night

81° 💧 None 💨 3 mph H 75%30.15 inHg

4:00 AM

Clear night

79° 💧 None 💨 6 mph H 78%30.15 inHg

7:00 AM

Sunny

76° 💧 None 💨 8 mph H 83%30.18 inHg

10:00 AM

Sunny

84° 💧 None 💨 7 mph H 61%30.18 inHg

1:00 PM

Mostly sunny

92° 💧 None 💨 5 mph H 47%30.15 inHg

4:00 PM

Mostly sunny

94° 💧 None 💨 5 mph H 45%30.06 inHg

7:00 PM

Light rain

86° 💧 None 💨 4 mph H 61%30.06 inHg

Saturday

1:00 AM

Clear night

78° 💧 None 💨 7 mph H 80%30.06 inHg

7:00 AM

Sunny

75° 💧 None 💨 7 mph H 90%30.00 inHg

1:00 PM

Sunny

96° 💧 None 💨 8 mph H 40%29.91 inHg

7:00 PM

Sunny

92° 💧 None 💨 5 mph H 38%29.83 inHg

Sunday

1:00 AM

Clear night

84° 💧 None 💨 9 mph H 51%29.85 inHg

7:00 AM

Sunny

79° 💧 None 💨 6 mph H 56%29.85 inHg

1:00 PM

Sunny

99° 💧 None 💨 6 mph H 26%29.85 inHg

7:00 PM

Sunny

87° 💧 None 💨 2 mph H 54%29.83 inHg

Monday

1:00 AM

Clear night

81° 💧 None 💨 6 mph H 60%29.88 inHg

7:00 AM

Mostly sunny

77° 💧 None 💨 6 mph H 69%29.91 inHg

1:00 PM

Light rain

92° 💧 None 💨 6 mph H 44%29.88 inHg

7:00 PM

Mostly clear night

83° 💧 None 💨 4 mph H 67%29.88 inHg

Tuesday

1:00 AM

Clear night

74° 💧 None 💨 3 mph H 97%29.91 inHg

7:00 AM

Mostly sunny

72° 💧 None 💨 3 mph H 97%29.91 inHg

1:00 PM

Mostly cloudy

86° 💧 None 💨 4 mph H 60%29.91 inHg

7:00 PM

Light rain

74° 💧 None 💨 2 mph H 96%29.91 inHg

Wednesday

1:00 AM

Overcast night

73° 💧 None 💨 3 mph H 98%29.94 inHg

7:00 AM

Overcast

70° 💧 None 💨 7 mph H 96%29.97 inHg

1:00 PM

Overcast

78° 💧 None 💨 4 mph H 69%29.97 inHg

7:00 PM

Moderate rain

72° 💧 None 💨 7 mph H 88%29.91 inHg

Thursday

1:00 AM

Moderate rain

67° 💧 None 💨 8 mph H 95%29.94 inHg

7:00 AM

Partly cloudy

66° 💧 None 💨 7 mph H 95%29.94 inHg

1:00 PM

Partly cloudy

76° 💧 None 💨 6 mph H 63%29.97 inHg

7:00 PM

Overcast night

74° 💧 None 💨 3 mph H 71%29.94 inHg

Friday

1:00 AM

Clear night

66° 💧 None 💨 5 mph H 78%30.00 inHg

7:00 AM

Sunny

61° 💧 None 💨 4 mph H 92%30.06 inHg

1:00 PM

Partly cloudy

77° 💧 None 💨 5 mph H 57%30.09 inHg

7:00 PM

Clear night

71° 💧 None 💨 2 mph H 74%30.06 inHg

Saturday

1:00 AM

Mostly cloudy night

63° 💧 None 💨 3 mph H 85%30.12 inHg

7:00 AM

Sunny

60° 💧 None 💨 1 mph H 92%30.15 inHg

1:00 PM

Mostly sunny

78° 💧 None 💨 4 mph H 57%30.15 inHg

7:00 PM

Mostly clear night

74° 💧 None 💨 3 mph H 70%30.06 inHg

Sunday

1:00 AM

Mostly cloudy night

68° 💧 None 💨 6 mph H 78%30.06 inHg

7:00 AM

Partly cloudy

66° 💧 None 💨 6 mph H 84%30.06 inHg

1:00 PM

Overcast

81° 💧 None 💨 7 mph H 64%30.03 inHg

In Fairview Heights and, more broadly, across the state of Illinois: This morning, the sky will be mostly cloudy with temperatures starting around 61 degrees. The wind will come from the north at a moderate pace, reaching up to 14 mph with gusts up to 21 mph. As the day progresses into the afternoon, temperatures will warm to as high as 76 degrees under mostly cloudy skies. Expect the wind to remain from the north, maintaining similar strength and gust potential. No precipitation is anticipated throughout the day, providing a dry and mild weather pattern. Overall, it will be a day with comfortable temperatures and steady breezes, with no weather hazards expected.

15-Day Weather Outlook for Fairview Heights

TomorrowTomorrow

Mostly sunny 92°/68° 💧 None 💨 10 mph

Tuesday, Sep 15Tue Sep 15

Mostly sunny 101°/78° 💧 None 💨 12 mph

Wednesday, Sep 16Wed Sep 16

Mostly sunny 99°/73° 💧 0.002 in 💨 10 mph

Thursday, Sep 17Thu Sep 17

Partly cloudy 100°/80° 💧 0.001 in 💨 7 mph

Friday, Sep 18Fri Sep 18

Mostly sunny 94°/76° 💧 0.053 in 💨 8 mph

Saturday, Sep 19Sat Sep 19

Light rain 96°/75° 💧 0.035 in 💨 8 mph

Sunday, Sep 20Sun Sep 20

Sunny 99°/79° 💧 0.002 in 💨 9 mph

Monday, Sep 21Mon Sep 21

Light rain 92°/77° 💧 0.052 in 💨 6 mph

Tuesday, Sep 22Tue Sep 22

Mostly cloudy 86°/72° 💧 0.277 in 💨 4 mph

Wednesday, Sep 23Wed Sep 23

Light rain 78°/70° 💧 0.396 in 💨 7 mph

Thursday, Sep 24Thu Sep 24

Moderate rain 76°/66° 💧 1.235 in 💨 8 mph

Friday, Sep 25Fri Sep 25

Partly cloudy 77°/61° 💧 None 💨 5 mph

Saturday, Sep 26Sat Sep 26

Mostly cloudy 78°/60° 💧 None 💨 4 mph

Sunday, Sep 27Sun Sep 27

Mostly sunny 81°/66° 💧 0.001 in 💨 7 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Fairview Heights

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Fairview Heights

Hourly forecast · Updated every 2 hours

Good

Nearest forecast value 8:00 AM

PM2.5 Fine particles Good 3,7µg/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 4,1µg/m³

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

O₃ Ozone Good 12,5µg/m³

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

NO₂ Nitrogen dioxide Good 1,6µg/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 Fairview Heights

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 6,4High 😊Good

Tomorrow UV 5,2Moderate 🙂Fair

Tuesday UV 7,4High 🙂Fair

Wednesday UV 7,2High 😐Moderate

Thursday UV 9,0Very high 🙂Fair

Friday UV 7,0High —Unavailable

Saturday UV 8,0Very high —Unavailable

Hourly UV index today

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

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 Fairview Heights

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · FAIRVIEW HEIGHTS, ILLINOIS

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 12:00 AM–1:00 AM.

96/100Best-hour score

BEST TIME TONIGHT 12:00 AM–1:00 AM Astronomical darkness: 8:41 PM–5:10 AM

☁ Cloud cover 5% Real hourly forecast for the best viewing hour.

☾ Moonlight 6% Waxing Crescent · Moon below the horizon at the best viewing hour.

☄ Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 37° high at the best hour.

✦ Estimated visible meteors 1–3/hour Local estimate after weather, moonlight and radiant-height adjustments.

Chance ≥1 meteor in 30 min62%

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.

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Forecast data for Fairview Heights were last refreshed today at 7:18 AM. The current forecast period extends through 15/09/2026 at 5:00 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.