What is the weather in Arlington Heights right now?

Current weather in Arlington Heights is scattered clouds.

Where can I find the hourly weather forecast for Arlington Heights?

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

Is the weather forecast for Arlington Heights updated regularly?

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

Now · 1:46 PM

Arlington Heights Weather & Hourly Forecast

United States · Ohio · 45215

79°F

Partly cloudy

Feels like: 79°F

💧 Humidity 54% 🌡 Pressure 30.09 inHg 💨 Wind 7 mph 👁 Visibility 21.4 mi ☁ Clouds 55% ☀️ UV index 6.0 · High 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for Arlington Heights

Today

2:00 PM

Mostly cloudy

81° 💧 None 💨 7 mph H 51%30.09 inHg

5:00 PM

Mostly sunny

83° 💧 None 💨 7 mph H 47%30.06 inHg

8:00 PM

Sunny

78° 💧 None 💨 6 mph H 59%30.06 inHg

11:00 PM

Clear night

74° 💧 None 💨 7 mph H 69%30.12 inHg

Tomorrow

2:00 AM

Mostly cloudy night

71° 💧 None 💨 7 mph H 67%30.12 inHg

5:00 AM

Clear night

69° 💧 None 💨 6 mph H 74%30.12 inHg

8:00 AM

Mostly sunny

69° 💧 0.001 in 💨 5 mph H 80%30.18 inHg

11:00 AM

Mostly sunny

79° 💧 0.012 in 💨 6 mph H 68%30.18 inHg

2:00 PM

Light rain

87° 💧 0.020 in 💨 6 mph H 52%30.12 inHg

5:00 PM

Partly cloudy

88° 💧 0.006 in 💨 5 mph H 48%30.09 inHg

8:00 PM

Overcast night

83° 💧 None 💨 3 mph H 63%30.09 inHg

11:00 PM

Overcast night

79° 💧 None 💨 5 mph H 72%30.12 inHg

Wednesday

2:00 AM

Partly cloudy night

78° 💧 None 💨 7 mph H 66%30.12 inHg

5:00 AM

Mostly clear night

76° 💧 None 💨 6 mph H 71%30.12 inHg

8:00 AM

Mostly sunny

75° 💧 None 💨 7 mph H 71%30.15 inHg

11:00 AM

Partly cloudy

85° 💧 None 💨 9 mph H 54%30.12 inHg

Today

2:00 PM

Mostly cloudy

81° 💧 None 💨 7 mph H 51%30.09 inHg

3:00 PM

Mostly cloudy

82° 💧 None 💨 6 mph H 50%30.06 inHg

4:00 PM

Partly cloudy

83° 💧 None 💨 6 mph H 48%30.06 inHg

5:00 PM

Mostly sunny

83° 💧 None 💨 7 mph H 47%30.06 inHg

6:00 PM

Mostly sunny

83° 💧 None 💨 7 mph H 48%30.03 inHg

7:00 PM

Sunny

82° 💧 None 💨 6 mph H 52%30.03 inHg

8:00 PM

Sunny

78° 💧 None 💨 6 mph H 59%30.06 inHg

9:00 PM

Mostly clear night

77° 💧 None 💨 7 mph H 63%30.09 inHg

10:00 PM

Clear night

75° 💧 None 💨 7 mph H 65%30.09 inHg

11:00 PM

Clear night

74° 💧 None 💨 7 mph H 69%30.12 inHg

Tomorrow

12:00 AM

Mostly cloudy night

73° 💧 None 💨 7 mph H 70%30.12 inHg

1:00 AM

Overcast night

72° 💧 None 💨 7 mph H 69%30.12 inHg

2:00 AM

Mostly cloudy night

71° 💧 None 💨 7 mph H 67%30.12 inHg

3:00 AM

Mostly cloudy night

71° 💧 None 💨 6 mph H 68%30.12 inHg

4:00 AM

Mostly clear night

70° 💧 None 💨 5 mph H 71%30.12 inHg

5:00 AM

Clear night

69° 💧 None 💨 6 mph H 74%30.12 inHg

6:00 AM

Mostly cloudy night

68° 💧 None 💨 5 mph H 77%30.15 inHg

7:00 AM

Partly cloudy night

68° 💧 None 💨 4 mph H 80%30.15 inHg

8:00 AM

Mostly sunny

69° 💧 None 💨 5 mph H 80%30.18 inHg

9:00 AM

Mostly sunny

73° 💧 0.000 in 💨 4 mph H 75%30.18 inHg

10:00 AM

Partly cloudy

76° 💧 0.001 in 💨 5 mph H 71%30.18 inHg

11:00 AM

Mostly sunny

79° 💧 0.001 in 💨 6 mph H 68%30.18 inHg

12:00 PM

Mostly sunny

82° 💧 0.001 in 💨 6 mph H 62%30.18 inHg

1:00 PM

Light rain

84° 💧 0.010 in 💨 6 mph H 57%30.15 inHg

2:00 PM

Light rain

87° 💧 0.009 in 💨 6 mph H 52%30.12 inHg

3:00 PM

Light rain

88° 💧 0.006 in 💨 5 mph H 49%30.12 inHg

4:00 PM

Light rain

89° 💧 0.005 in 💨 5 mph H 48%30.09 inHg

5:00 PM

Partly cloudy

88° 💧 0.004 in 💨 5 mph H 48%30.09 inHg

6:00 PM

Partly cloudy

88° 💧 0.003 in 💨 5 mph H 49%30.09 inHg

7:00 PM

Partly cloudy

87° 💧 None 💨 5 mph H 51%30.09 inHg

8:00 PM

Overcast night

83° 💧 None 💨 3 mph H 63%30.09 inHg

9:00 PM

Overcast night

81° 💧 None 💨 2 mph H 68%30.12 inHg

10:00 PM

Overcast night

80° 💧 None 💨 4 mph H 70%30.12 inHg

11:00 PM

Overcast night

79° 💧 None 💨 5 mph H 72%30.12 inHg

Wednesday

12:00 AM

Overcast night

78° 💧 None 💨 5 mph H 73%30.12 inHg

1:00 AM

Overcast night

78° 💧 None 💨 6 mph H 70%30.12 inHg

2:00 AM

Partly cloudy night

78° 💧 None 💨 7 mph H 66%30.12 inHg

3:00 AM

Clear night

78° 💧 None 💨 7 mph H 67%30.12 inHg

4:00 AM

Clear night

77° 💧 None 💨 7 mph H 69%30.12 inHg

5:00 AM

Mostly clear night

76° 💧 None 💨 6 mph H 71%30.12 inHg

6:00 AM

Mostly clear night

75° 💧 None 💨 7 mph H 73%30.12 inHg

7:00 AM

Clear night

75° 💧 None 💨 7 mph H 72%30.12 inHg

8:00 AM

Mostly sunny

75° 💧 None 💨 7 mph H 71%30.15 inHg

9:00 AM

Mostly sunny

78° 💧 None 💨 6 mph H 67%30.15 inHg

10:00 AM

Sunny

81° 💧 None 💨 8 mph H 60%30.15 inHg

11:00 AM

Partly cloudy

85° 💧 None 💨 9 mph H 54%30.12 inHg

12:00 PM

Partly cloudy

87° 💧 None 💨 10 mph H 50%30.12 inHg

1:00 PM

Mostly sunny

90° 💧 None 💨 10 mph H 47%30.09 inHg

2:00 PM

Mostly sunny

92° 💧 None 💨 11 mph H 41%30.06 inHg

3:00 PM

Mostly sunny

93° 💧 0.000 in 💨 11 mph H 36%30.03 inHg

4:00 PM

Sunny

94° 💧 0.002 in 💨 10 mph H 34%30.00 inHg

5:00 PM

Sunny

94° 💧 0.001 in 💨 10 mph H 34%29.97 inHg

6:00 PM

Sunny

93° 💧 None 💨 9 mph H 35%29.97 inHg

7:00 PM

Sunny

92° 💧 None 💨 8 mph H 37%29.97 inHg

8:00 PM

Clear night

89° 💧 None 💨 5 mph H 42%29.94 inHg

Thursday

5:00 AM

Moderate rain

73° 💧 None 💨 7 mph H 91%29.97 inHg

8:00 AM

Heavy rain

71° 💧 None 💨 4 mph H 97%30.00 inHg

11:00 AM

Light rain

73° 💧 None 💨 6 mph H 95%30.00 inHg

2:00 PM

Heavy rain

75° 💧 None 💨 7 mph H 89%29.94 inHg

5:00 PM

Moderate rain

74° 💧 None 💨 7 mph H 92%29.91 inHg

8:00 PM

Mostly cloudy night

73° 💧 None 💨 5 mph H 96%29.91 inHg

11:00 PM

Partly cloudy night

70° 💧 None 💨 3 mph H 98%29.94 inHg

Friday

2:00 AM

Clear night

68° 💧 None 💨 2 mph H 99%29.97 inHg

5:00 AM

Overcast night

67° 💧 None 💨 3 mph H 100%29.97 inHg

8:00 AM

Overcast

65° 💧 None 💨 3 mph H 100%30.00 inHg

11:00 AM

Overcast

72° 💧 None 💨 4 mph H 83%30.03 inHg

2:00 PM

Mostly sunny

79° 💧 None 💨 3 mph H 61%29.97 inHg

5:00 PM

Mostly sunny

81° 💧 None 💨 3 mph H 56%29.94 inHg

8:00 PM

Overcast night

74° 💧 None 💨 4 mph H 76%29.94 inHg

11:00 PM

Mostly cloudy night

70° 💧 None 💨 7 mph H 76%29.97 inHg

Saturday

2:00 AM

Mostly cloudy night

68° 💧 None 💨 6 mph H 81%29.94 inHg

5:00 AM

Mostly cloudy night

68° 💧 None 💨 4 mph H 82%29.94 inHg

8:00 AM

Sunny

68° 💧 None 💨 5 mph H 84%29.97 inHg

11:00 AM

Mostly sunny

77° 💧 None 💨 3 mph H 75%29.97 inHg

2:00 PM

Mostly cloudy

85° 💧 None 💨 6 mph H 62%29.94 inHg

5:00 PM

Moderate rain

76° 💧 None 💨 8 mph H 90%29.94 inHg

8:00 PM

Moderate rain

72° 💧 None 💨 4 mph H 98%29.97 inHg

11:00 PM

Overcast night

71° 💧 None 💨 3 mph H 98%30.00 inHg

Sunday

2:00 AM

Overcast night

70° 💧 None 💨 4 mph H 98%30.00 inHg

8:00 AM

Mostly sunny

73° 💧 None 💨 3 mph H 94%30.00 inHg

2:00 PM

Sunny

71° 💧 None 💨 3 mph H 98%30.06 inHg

8:00 PM

Light rain

84° 💧 None 💨 2 mph H 68%30.06 inHg

Monday

2:00 AM

Mostly clear night

79° 💧 None 💨 4 mph H 81%30.06 inHg

8:00 AM

Partly cloudy

73° 💧 None 💨 1 mph H 93%30.09 inHg

2:00 PM

Partly cloudy

71° 💧 None 💨 3 mph H 98%30.09 inHg

8:00 PM

Mostly clear night

87° 💧 None 💨 4 mph H 61%30.06 inHg

Tuesday

2:00 AM

Clear night

83° 💧 None 💨 3 mph H 74%29.97 inHg

8:00 AM

Overcast

77° 💧 None 💨 6 mph H 72%29.97 inHg

2:00 PM

Sunny

77° 💧 None 💨 9 mph H 79%29.97 inHg

8:00 PM

Light rain

86° 💧 None 💨 11 mph H 64%29.97 inHg

Wednesday

2:00 AM

Clear night

75° 💧 None 💨 6 mph H 60%30.03 inHg

8:00 AM

Mostly sunny

64° 💧 None 💨 7 mph H 73%30.18 inHg

2:00 PM

Sunny

58° 💧 None 💨 6 mph H 84%30.27 inHg

8:00 PM

Mostly clear night

72° 💧 None 💨 5 mph H 55%30.27 inHg

Thursday

2:00 AM

Clear night

68° 💧 None 💨 5 mph H 60%30.27 inHg

8:00 AM

Sunny

59° 💧 None 💨 4 mph H 80%30.33 inHg

2:00 PM

Sunny

57° 💧 None 💨 5 mph H 83%30.33 inHg

8:00 PM

Mostly clear night

73° 💧 None 💨 4 mph H 44%30.30 inHg

Friday

2:00 AM

Overcast night

69° 💧 None 💨 3 mph H 56%30.21 inHg

8:00 AM

Mostly sunny

61° 💧 None 💨 6 mph H 74%30.24 inHg

2:00 PM

Sunny

53° 💧 None 💨 5 mph H 86%30.27 inHg

8:00 PM

Clear night

70° 💧 None 💨 4 mph H 45%30.21 inHg

Saturday

2:00 AM

Overcast night

67° 💧 None 💨 5 mph H 58%30.12 inHg

8:00 AM

Sunny

58° 💧 None 💨 4 mph H 70%30.15 inHg

2:00 PM

Sunny

55° 💧 None 💨 1 mph H 80%30.15 inHg

8:00 PM

Mostly clear night

74° 💧 None 💨 5 mph H 44%30.12 inHg

Sunday

2:00 AM

Clear night

69° 💧 None 💨 3 mph H 54%30.06 inHg

8:00 AM

Sunny

61° 💧 None 💨 1 mph H 73%30.09 inHg

2:00 PM

Sunny

57° 💧 None 💨 5 mph H 78%30.12 inHg

8:00 PM

Mostly clear night

78° 💧 None 💨 4 mph H 35%30.06 inHg

Monday

2:00 AM

Overcast night

74° 💧 None 💨 1 mph H 50%29.97 inHg

8:00 AM

Overcast

66° 💧 None 💨 3 mph H 61%30.00 inHg

2:00 PM

Overcast

64° 💧 None 💨 4 mph H 65%30.00 inHg

8:00 PM

Overcast night

80° 💧 None 💨 4 mph H 36%29.97 inHg

Tuesday

2:00 AM

Mostly cloudy night

74° 💧 None 💨 1 mph H 53%29.94 inHg

In Arlington Heights and, more broadly, across the state of Ohio: The rest of the day will be mostly sunny with just a few clouds drifting through. Temperatures will remain mild to warm, ranging from around 64 degrees to 76 degrees. Winds will be moderate from the northeast, with sustained speeds up to 11 mph and gusts reaching 23 mph. No rain is expected, so outdoor plans should be comfortable. As the afternoon progresses, conditions will stay generally steady with pleasant weather and light breezes. Overall, it looks like a fine day to be outside, with no significant weather concerns.

15-Day Weather Outlook for Arlington Heights

TomorrowTomorrow

Mostly sunny 89°/68° 💧 None 💨 7 mph

Wednesday, Sep 9Wed Sep 9

Overcast 94°/75° 💧 None 💨 11 mph

Thursday, Sep 10Thu Sep 10

Heavy rain 89°/71° 💧 1.077 in 💨 7 mph

Friday, Sep 11Fri Sep 11

Mostly cloudy 81°/65° 💧 0.112 in 💨 5 mph

Saturday, Sep 12Sat Sep 12

Moderate rain 85°/68° 💧 0.114 in 💨 8 mph

Sunday, Sep 13Sun Sep 13

Moderate rain 73°/70° 💧 0.265 in 💨 4 mph

Monday, Sep 14Mon Sep 14

Light rain 84°/71° 💧 0.066 in 💨 4 mph

Tuesday, Sep 15Tue Sep 15

Mostly sunny 87°/77° 💧 0.014 in 💨 9 mph

Wednesday, Sep 16Wed Sep 16

Light rain 86°/58° 💧 0.067 in 💨 11 mph

Thursday, Sep 17Thu Sep 17

Mostly sunny 72°/57° 💧 None 💨 5 mph

Friday, Sep 18Fri Sep 18

Mostly sunny 73°/53° 💧 None 💨 6 mph

Saturday, Sep 19Sat Sep 19

Overcast 70°/55° 💧 None 💨 5 mph

Sunday, Sep 20Sun Sep 20

Mostly sunny 74°/57° 💧 None 💨 5 mph

Monday, Sep 21Mon Sep 21

Mostly sunny 78°/64° 💧 None 💨 4 mph

Tuesday, Sep 22Tue Sep 22

Overcast 80°/74° 💧 None 💨 4 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Arlington Heights

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Arlington Heights

Hourly forecast · Updated every 2 hours

Fair

Nearest forecast value 2:00 PM

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

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

O₃ Ozone Fair 88,4µg/m³

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

NO₂ Nitrogen dioxide Good 1,2µg/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 Arlington 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 7,3High 🙂Fair

Tomorrow UV 7,5High 🙂Fair

Wednesday UV 7,8High 😐Moderate

Thursday UV 2,9Low 🙂Fair

Friday UV 7,0High 😊Good

Saturday UV 8,0Very high —Unavailable

Sunday UV 8,0Very high —Unavailable

Hourly UV index today

2:00 PMUV 7,3 3:00 PMUV 6,3 4:00 PMUV 4,6 5:00 PMUV 2,7 6:00 PMUV 1,1 7:00 PMUV 0,3

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.

Stay hydrated

Drink water regularly, especially during physical activity or prolonged sun exposure.

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 Arlington Heights

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · ARLINGTON HEIGHTS, OHIO

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 5:00 AM–6:00 AM.

91/100Best-hour score

BEST TIME TONIGHT 5:00 AM–6:00 AM Astronomical darkness: 9:31 PM–5:40 AM

☁ Cloud cover 12% Real hourly forecast for the best viewing hour.

☾ Moonlight 13% Waning Crescent · Moon about 7° above the horizon at the best viewing hour.

☄ Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 82° 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.

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Forecast data for Arlington Heights were last refreshed today at 12:50 PM. The current forecast period extends through 09/09/2026 at 11:00 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.