 |
 Current Arlington Heights Weather Conditions |
Updated May 17th at 9:52 am |
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| Temperature: | 75°F |
Dew Point: | 66°F |
| Barometer: | 29.89 inHg |
Wind: | N 32 Mph |
| Humidity: | 73.6% |
Visibility: | 0M |
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| Arlington Heights Weather Forecast Summary |
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Today
May 17th
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Monday
May 18th
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Tuesday
May 19th
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Wednesday
May 20th
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Thursday
May 21st
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Mostly Sunny |
Thundershowers |
Mix of Sun and Cloud |
Mostly Sunny |
Mostly Sunny |
83°F
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85°F
70°F |
79°F
58°F |
65°F
49°F |
72°F
45°F |
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| Arlington Heights Detailed Weather Forecast |
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| Sunday, May 17th, 2026 |
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Afternoon |
Temperature: 82°F |
| Mostly sunny. Chance of a thunderstorm. Windy. |
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Evening |
Temperature: 75°F |
| Clear. Chance of a thunderstorm. Windy. |
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| Monday, May 18th, 2026 |
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Overnight |
Temperature: 70°F |
| Clear. Slight chance of a thunderstorm. Windy. |
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Morning |
Temperature: 74°F |
| A mix of sun and cloud. Chance of a thunderstorm. Windy. |
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Afternoon |
Temperature: 85°F |
| Mostly cloudy with showers likely. Chance of a thunderstorm. Windy. |
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Evening |
Temperature: 72°F |
| Clear with cloudy periods with a chance of showers or thundershowers. Windy. |
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| Tuesday, May 19th, 2026 |
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Overnight |
Temperature: 70°F |
| Mostly clear with a slight chance of showers or thundershowers. Windy. |
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Morning |
Temperature: 73°F |
| A mix of sun and cloud with a slight chance of showers or thundershowers. Windy. |
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Afternoon |
Temperature: 72°F |
| A mix of cloud and sun with a slight chance of showers or thundershowers. Wind 20 to 30 mph. |
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Evening |
Temperature: 61°F |
| Clear with cloudy periods with a slight chance of showers. Windy at times. |
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| Wednesday, May 20th, 2026 |
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Overnight |
Temperature: 52°F |
| Mostly clear. Windy at times. |
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Morning |
Temperature: 52°F |
| Mostly sunny. Windy at times. |
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Afternoon |
Temperature: 64°F |
| Mostly sunny. Windy at times. |
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Evening |
Temperature: 58°F |
| A mix of clear and cloudy skies. Windy at times. |
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| Thursday, May 21st, 2026 |
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Overnight |
Temperature: 47°F |
| Clear with cloudy periods. Windy at times. |
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Morning |
Temperature: 54°F |
| Sunny. Windy at times. |
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Afternoon |
Temperature: 71°F |
| Mostly sunny. Windy at times. |
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Evening |
Temperature: 64°F |
| Cloudy with clear periods. Windy at times. |
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| Friday, May 22nd, 2026 |
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Overnight |
Temperature: 61°F |
| Mostly cloudy. Windy at times. |
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Morning |
Temperature: 64°F |
| Sunny with cloudy periods. Windy. |
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Afternoon |
Temperature: 69°F |
| Mostly sunny. Windy. |
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Evening |
Temperature: 61°F |
| Mostly clear. |
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| Saturday, May 23rd, 2026 |
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Overnight |
Temperature: 54°F |
| Clear with cloudy periods. |
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Morning |
Temperature: 58°F |
| Mostly sunny. Windy at times. |
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Afternoon |
Temperature: 74°F |
| A mix of cloud and sun with a slight chance of showers or thundershowers. Windy at times. |
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Evening |
Temperature: 70°F |
| Mostly clear with a chance of showers or thundershowers. |
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| Sunday, May 24th, 2026 |
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Overnight |
Temperature: 64°F |
| Mostly clear. |
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Morning |
Temperature: 70°F |
| Mostly sunny. Slight chance of a thunderstorm. |
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Afternoon |
Temperature: 84°F |
| Sunny with cloudy periods. Chance of a thunderstorm. Windy at times. |
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Evening |
Temperature: 75°F |
| Mostly clear with a chance of showers or thundershowers. |
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| Monday, May 25th, 2026 |
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Overnight |
Temperature: 70°F |
| Mostly clear with a slight chance of showers or thundershowers. Windy at times. |
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Morning |
Temperature: 71°F |
| Mostly cloudy with a chance of showers or thundershowers. Windy at times. |
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Afternoon |
Temperature: 77°F |
| A mix of cloud and sun with a chance of showers or thundershowers. |
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Evening |
Temperature: 75°F |
| Mostly clear with a chance of showers or thundershowers. |
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