Cities / United States / Illinois

35°

☀️ Signal Hill weather

Clear sky. .

Feels like 39° Wind 13 km/h W Humidity 46% Pressure 1015 hPa UV 3 Air Good 06:32 - 19:25
⚠ Extreme Heat Warning · Severe

Extreme Heat Warning issued September 4 at 3:26AM CDT until September 5 at 8:00PM CDT by NWS St Louis MO

Right now it is 35° in Signal Hill with clear skies, it feels more like 39° and today's high is 38° with an overnight low of 25°. The sun rises at 06:32 and sets at 19:25, giving 12h 53m of daylight. Over the coming week highs range from 32° to 41°.

Signal Hill is in Illinois, United States, sitting 179 m above sea level. Local time is America/Chicago (UTC−5), and every time on this page is shown in it.

Next 24 hours - temperature

27° 33° 39° 38° 27° 11:00 · 34.9° · 0 mm 12:00 · 36.3° · 0 mm 13:00 · 37.2° · 0 mm 14:00 · 37.6° · 0 mm 15:00 · 38.1° · 0 mm 16:00 · 38.2° · 0 mm 17:00 · 38.3° · 0 mm 18:00 · 37° · 0 mm 19:00 · 35.6° · 0 mm 20:00 · 33.3° · 0 mm 21:00 · 32.4° · 0 mm 22:00 · 31.3° · 0 mm 23:00 · 30.5° · 0 mm 00:00 · 29.9° · 0 mm 01:00 · 29.5° · 0 mm 02:00 · 28.9° · 0 mm 03:00 · 29.1° · 0 mm 04:00 · 28.5° · 0 mm 05:00 · 28.1° · 0 mm 06:00 · 27.7° · 0 mm 07:00 · 27.2° · 0 mm 08:00 · 30.1° · 0 mm 09:00 · 32.1° · 0 mm 10:00 · 34.7° · 0 mm

Precipitation

11:00 · 0 mm 11:00 12:00 · 0 mm 13:00 · 0 mm 14:00 · 0 mm 14:00 15:00 · 0 mm 16:00 · 0 mm 17:00 · 0 mm 17:00 18:00 · 0 mm 19:00 · 0 mm 20:00 · 0 mm 20:00 21:00 · 0 mm 22:00 · 0 mm 23:00 · 0 mm 23:00 00:00 · 0 mm 01:00 · 0 mm 02:00 · 0 mm 02:00 03:00 · 0 mm 04:00 · 0 mm 05:00 · 0 mm 05:00 06:00 · 0 mm 07:00 · 0 mm 08:00 · 0 mm 08:00 09:00 · 0 mm 10:00 · 0 mm

Hour by hour

TIMETEMPFEELSRAINCONDITIONS
11:00 ☀️ 34.9° 36.8° - Clear sky
12:00 ☀️ 36.3° 38.2° - Clear sky
13:00 🌤️ 37.2° 39.2° - Mostly clear
14:00 🌤️ 37.6° 39.2° - Mostly clear
15:00 🌤️ 38.1° 39.8° - Mostly clear
16:00 🌤️ 38.2° 40.5° - Mostly clear
17:00 🌤️ 38.3° 39.3° - Mostly clear
18:00 ☀️ 37° 37.6° - Clear sky
19:00 ☀️ 35.6° 36.7° - Clear sky
20:00 ☀️ 33.3° 35.2° - Clear sky
21:00 ☀️ 32.4° 33.9° - Clear sky
22:00 ☀️ 31.3° 33° - Clear sky

Next 16 days

☀️ TodaySeptember 4th Avg 32° Low 25° at 06:00 High 38° at 17:00 Feels 40° Wind ~14 km/h
Clear
00:00 28°
02:00 27°
04:00 27°
06:00 25°
08:00 28°
10:00 33°
12:00 36°
14:00 38°
16:00 38°
18:00 37°
20:00 33°
22:00 31°
☀️ SaturdaySeptember 5th Avg 33° Low 27° at 07:00 High 39° at 15:00 Wind ~17 km/h
Clear
00:00 30°
02:00 29°
04:00 29°
06:00 28°
08:00 30°
10:00 35°
12:00 38°
14:00 39°
16:00 38°
18:00 38°
20:00 34°
22:00 32°
☀️ SundaySeptember 6th Avg 28° Low 21° at 23:00 High 34° at 16:00 Wind ~18 km/h
Clear
00:00 30°
02:00 28°
04:00 27°
06:00 24°
08:00 22°
10:00 26°
12:00 30°
14:00 33°
16:00 34°
18:00 32°
20:00 26°
22:00 23°
☀️ MondaySeptember 7th Avg 23° Low 16° at 07:00 High 32° at 16:00 Feels 30° Wind ~15 km/h
Clear Cloudy Clear Cloudy
00:00 19°
02:00 18°
04:00 17°
06:00 16°
08:00 18°
10:00 24°
12:00 28°
14:00 31°
16:00 32°
18:00 31°
20:00 24°
22:00 23°
☀️ TuesdaySeptember 8th Avg 28° Low 18° at 06:00 High 37° at 16:00 Wind ~17 km/h
Cloudy Clear
00:00 21°
02:00 19°
04:00 19°
06:00 18°
08:00 21°
10:00 28°
12:00 34°
14:00 37°
16:00 37°
18:00 36°
20:00 31°
22:00 30°
🌤️ WednesdaySeptember 9th Avg 30° Low 25° at 06:00 High 41° at 15:00 Feels 39° Wind ~19 km/h
Clear Partly Cloudy Clear
00:00 28°
02:00 27°
04:00 26°
06:00 25°
08:00 26°
10:00 29°
12:00 35°
14:00 40°
16:00 41°
18:00 34°
20:00 29°
22:00 27°
☁️ ThursdaySeptember 10th Avg 26° Low 20° at 05:00 High 33° at 16:00 Feels 31° Wind ~18 km/h
Clear Cloudy Partly Cloudy Cloudy
00:00 24°
02:00 22°
04:00 21°
06:00 20°
08:00 22°
10:00 25°
12:00 29°
14:00 32°
16:00 33°
18:00 30°
20:00 27°
22:00 25°
🌧️ FridaySeptember 11th Avg 20° Low 18° at 05:00 High 24° at 15:00 22.4 mm rain Feels 22° Wind ~23 km/h
Rain Cloudy Rain
00:00 22°
02:00 19° 0.3mm
04:00 18° 0.3mm
06:00 18° 1mm
08:00 18° 0.7mm
10:00 19° 0.7mm
12:00 22° 0.5mm
14:00 24°
16:00 24°
18:00 21° 0.2mm
20:00 19° 1.6mm
22:00 18° 1.6mm
🌧️ SaturdaySeptember 12th Avg 21° Low 18° at 00:00 High 27° at 16:00 40.3 mm rain Feels 29° Wind ~17 km/h
Rain Partly Cloudy Clear
00:00 18° 9.5mm
02:00 18° 5.4mm
04:00 18° 5.4mm
06:00 18° 1.4mm
08:00 19° 0.1mm
10:00 20° 0.1mm
12:00 22° 0.2mm
14:00 25°
16:00 27°
18:00 26°
20:00 24°
22:00 22°
☀️ SundaySeptember 13th Avg 24° Low 19° at 23:00 High 32° at 15:00 Wind ~25 km/h
Clear Cloudy
00:00 21°
02:00 20°
04:00 20°
06:00 20°
08:00 22°
10:00 26°
12:00 29°
14:00 31°
16:00 32°
18:00 27°
20:00 23°
22:00 20°
☀️ MondaySeptember 14th Avg 19° Low 14° at 23:00 High 24° at 15:00 Feels 21° Wind ~18 km/h
Cloudy Partly Cloudy Clear
00:00 19°
02:00 17°
04:00 15°
06:00 15°
08:00 17°
10:00 20°
12:00 22°
14:00 24°
16:00 24°
18:00 21°
20:00 17°
22:00 15°
🌧️ TuesdaySeptember 15th Avg 20° Low 11° at 06:00 High 29° at 16:00 3.1 mm rain Feels 26° Wind ~18 km/h
Clear Partly Cloudy
00:00 14°
02:00 13°
04:00 12°
06:00 11°
08:00 14°
10:00 19°
12:00 23°
14:00 26°
16:00 29°
18:00 26°
20:00 24°
22:00 24°
🌧️ WednesdaySeptember 16th Avg 26° Low 17° at 01:00 High 34° at 15:00 7.8 mm rain Wind ~26 km/h
Rain Clear Rain
00:00 19° 3.1mm
02:00 18° 0.2mm
04:00 20° 0.2mm
06:00 21° 0.1mm
08:00 24°
10:00 29°
12:00 32°
14:00 34°
16:00 34°
18:00 29°
20:00 25° 0.2mm
22:00 23° 0.2mm
🌦️ ThursdaySeptember 17th Avg 24° Low 21° at 06:00 High 29° at 13:00 1.1 mm rain Wind ~20 km/h
Rain Cloudy Rain Cloudy
00:00 23° 0.1mm
02:00 22° 0.2mm
04:00 22° 0.2mm
06:00 21°
08:00 22°
10:00 25°
12:00 28°
14:00 29° 0.1mm
16:00 26° 0.1mm
18:00 24°
20:00 23°
22:00 23°
☀️ FridaySeptember 18th Avg 18° Low 13° at 23:00 High 22° at 15:00 Feels 18° Wind ~22 km/h
Cloudy Clear
00:00 21°
02:00 19°
04:00 18°
06:00 16°
08:00 16°
10:00 18°
12:00 21°
14:00 22°
16:00 22°
18:00 18°
20:00 15°
22:00 14°
☀️ SaturdaySeptember 19th Avg 15° Low at 06:00 High 22° at 15:00 Feels 18° Wind ~15 km/h
Clear
00:00 13°
02:00 11°
04:00 10°
06:00
08:00 11°
10:00 16°
12:00 19°
14:00 21°
16:00 22°
18:00 18°
20:00 15°
22:00 13°

Sun

☀️ Sunrise 06:32 · Sunset 19:25

12h 53m of daylight · America/Chicago

Air quality

PM2.5 6.3 µg/m³ - Good

No reason to change your plans - open the windows.

Source: Copernicus CAMS, updated hourly.

Nearby

Tools for Signal Hill

Common questions about Signal Hill weather

Will it rain in Signal Hill today?

No rain is in the forecast for Signal Hill today.

What is the temperature in Signal Hill right now?

It is 35° in Signal Hill right now, though it feels closer to 39°. Today runs between a low of 25° and a high of 38°.

What time is sunrise and sunset in Signal Hill?

The sun rises at 06:32 and sets at 19:25 local time in Signal Hill today, giving 12h 53m of daylight.

What is the air quality in Signal Hill?

PM2.5 in Signal Hill is currently 6.3 µg/m³, which counts as Good on the European air-quality index. No reason to change your plans - open the windows.

How accurate is the Signal Hill forecast, and how far ahead does it go?

This page shows 16 days ahead, refreshed every hour. It blends ECMWF, NOAA GFS and whichever national high-resolution model covers Signal Hill best. The first three days are the dependable part - day one is usually within a degree or two - and accuracy falls off steadily after day five, so read the far end as a trend rather than a plan. We publish our measured error against real station observations on the accuracy page.

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