Cities / United States / Illinois

26°

☁️ Sullivan weather

Overcast. .

Feels like 29° Wind 8 km/h SW Humidity 58% Pressure 1017 hPa UV 3 Air Good 06:09 - 19:46

Right now it is 26° in Sullivan with overcast skies, it feels more like 29° and today's high is 30° with an overnight low of 17°. The sun rises at 06:09 and sets at 19:46, giving 13h 37m of daylight. Over the coming week highs range from 24° to 29°.

Sullivan is in Illinois, United States, sitting 205 m above sea level, with a population of about 4,000. Local time is America/Chicago (UTC−5), and every time on this page is shown in it.

Next 24 hours - temperature

20° 25° 30° 30° 21° 11:00 · 25.6° · 0 mm 12:00 · 26.8° · 0 mm 13:00 · 27.8° · 0 mm 14:00 · 28.6° · 0 mm 15:00 · 29.2° · 0 mm 16:00 · 29.5° · 0 mm 17:00 · 29.1° · 0 mm 18:00 · 28.5° · 0 mm 19:00 · 26.7° · 0 mm 20:00 · 24.9° · 0 mm 21:00 · 23.7° · 0 mm 22:00 · 22.9° · 0 mm 23:00 · 22.4° · 0 mm 00:00 · 21.9° · 0 mm 01:00 · 21.5° · 0 mm 02:00 · 21.1° · 0 mm 03:00 · 20.8° · 0 mm 04:00 · 21.3° · 0 mm 05:00 · 21.2° · 0 mm 06:00 · 21.1° · 0.4 mm 07:00 · 21.2° · 0 mm 08:00 · 21.9° · 0 mm 09:00 · 22° · 0.4 mm 10:00 · 21.6° · 0.7 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 · 0.4 mm 07:00 · 0 mm 08:00 · 0 mm 08:00 09:00 · 0.4 mm 10:00 · 0.7 mm

Hour by hour

TIMETEMPFEELSRAINCONDITIONS
11:00 ☁️ 25.6° 26.6° - Overcast
12:00 🌤️ 26.8° 27.4° - Mostly clear
13:00 ☀️ 27.8° 27.9° - Clear sky
14:00 🌤️ 28.6° 28.6° - Mostly clear
15:00 ☁️ 29.2° 28.6° - Overcast
16:00 ☁️ 29.5° 28.5° - Overcast
17:00 ☁️ 29.1° 28.1° - Overcast
18:00 ☁️ 28.5° 28.8° - Overcast
19:00 ☁️ 26.7° 27.7° - Overcast
20:00 ☀️ 24.9° 25.3° - Clear sky
21:00 ☀️ 23.7° 23.8° - Clear sky
22:00 ☀️ 22.9° 23.7° - Clear sky

Next 16 days

☁️ TodayAugust 18th Avg 23° Low 17° at 05:00 High 30° at 16:00 Wind ~13 km/h
Clear Clear Cloudy Clear
00:00 19°
02:00 18°
04:00 17°
06:00 17°
08:00 20°
10:00 24°
12:00 27°
14:00 29°
16:00 30°
18:00 29°
20:00 25°
22:00 23°
🌧️ WednesdayAugust 19th Avg 24° Low 21° at 23:00 High 29° at 16:00 9.1 mm rain Wind ~29 km/h
Clear Cloudy Clear
00:00 22°
02:00 21°
04:00 21°
06:00 21° 0.4mm
08:00 22°
10:00 22° 0.7mm
12:00 26°
14:00 28°
16:00 29°
18:00 27°
20:00 25°
22:00 24°
☀️ ThursdayAugust 20th Avg 21° Low 17° at 23:00 High 26° at 14:00 Wind ~16 km/h
Clear
00:00 21°
02:00 20°
04:00 19°
06:00 18°
08:00 20°
10:00 23°
12:00 25°
14:00 26°
16:00 26°
18:00 24°
20:00 19°
22:00 17°
☀️ FridayAugust 21st Avg 21° Low 16° at 06:00 High 27° at 15:00 Feels 29° Wind ~10 km/h
Clear Clear Clear
00:00 17°
02:00 17°
04:00 16°
06:00 16°
08:00 19°
10:00 23°
12:00 25°
14:00 27°
16:00 27°
18:00 26°
20:00 21°
22:00 20°
🌦️ SaturdayAugust 22nd Avg 21° Low 16° at 06:00 High 27° at 13:00 3.4 mm rain Wind ~21 km/h
Rain Clear Rain Clear
00:00 19° 0.1mm
02:00 18° 0.5mm
04:00 17° 0.2mm
06:00 16° 0.3mm
08:00 19°
10:00 23°
12:00 26°
14:00 27° 0.3mm
16:00 26° 0.2mm
18:00 24°
20:00 20°
22:00 19°
☁️ SundayAugust 23rd Avg 20° Low 16° at 06:00 High 24° at 15:00 Feels 26° Wind ~12 km/h
Clear Cloudy
00:00 18°
02:00 17°
04:00 16°
06:00 16°
08:00 18°
10:00 21°
12:00 23°
14:00 24°
16:00 24°
18:00 23°
20:00 20°
22:00 18°
🌤️ MondayAugust 24th Avg 20° Low 14° at 06:00 High 25° at 16:00 Wind ~21 km/h
Cloudy Clear Clear Partly Cloudy
00:00 17°
02:00 16°
04:00 15°
06:00 14°
08:00 16°
10:00 21°
12:00 23°
14:00 25°
16:00 25°
18:00 23°
20:00 22°
22:00 22°
☀️ TuesdayAugust 25th Avg 22° Low 17° at 23:00 High 29° at 15:00 0.3 mm rain Wind ~19 km/h
Clear Rain Clear
00:00 20°
02:00 19°
04:00 18°
06:00 17°
08:00 20°
10:00 24°
12:00 27°
14:00 29°
16:00 29°
18:00 25° 0.1mm
20:00 21°
22:00 18°
☀️ WednesdayAugust 26th Avg 17° Low 12° at 23:00 High 20° at 13:00 Feels 17° Wind ~24 km/h
Clear Cloudy
00:00 17°
02:00 16°
04:00 16°
06:00 16°
08:00 16°
10:00 18°
12:00 19°
14:00 19°
16:00 18°
18:00 17°
20:00 15°
22:00 13°
☀️ ThursdayAugust 27th Avg 14° Low 10° at 06:00 High 19° at 14:00 Feels 15° Wind ~21 km/h
Clear
00:00 11°
02:00 11°
04:00 10°
06:00 10°
08:00 12°
10:00 17°
12:00 18°
14:00 19°
16:00 19°
18:00 16°
20:00 13°
22:00 11°
☀️ FridayAugust 28th Avg 14° Low at 06:00 High 21° at 15:00 Feels 17° Wind ~16 km/h
Clear
00:00 10°
02:00
04:00
06:00
08:00 11°
10:00 16°
12:00 19°
14:00 21°
16:00 20°
18:00 18°
20:00 15°
22:00 12°
☀️ SaturdayAugust 29th Avg 15° Low 10° at 06:00 High 22° at 15:00 Feels 20° Wind ~11 km/h
Clear
00:00 11°
02:00 10°
04:00 10°
06:00 10°
08:00 12°
10:00 17°
12:00 20°
14:00 22°
16:00 22°
18:00 19°
20:00 16°
22:00 14°
🌦️ SundayAugust 30th Avg 16° Low 11° at 06:00 High 22° at 13:00 2.4 mm rain Wind ~14 km/h
Partly Cloudy Clear Rain Cloudy
00:00 13°
02:00 12°
04:00 12°
06:00 11°
08:00 14°
10:00 19°
12:00 21° 0.1mm
14:00 22° 0.5mm
16:00 21° 0.5mm
18:00 19° 0.2mm
20:00 16°
22:00 14°
☀️ MondayAugust 31st Avg 16° Low 11° at 06:00 High 23° at 14:00 Feels 20° Wind ~20 km/h
Clear
00:00 13°
02:00 12°
04:00 12°
06:00 11°
08:00 13°
10:00 19°
12:00 22°
14:00 23°
16:00 22°
18:00 20°
20:00 17°
22:00 14°
☀️ TuesdaySeptember 1st Avg 18° Low 12° at 06:00 High 25° at 15:00 Feels 23° Wind ~16 km/h
Clear
00:00 13°
02:00 13°
04:00 12°
06:00 12°
08:00 14°
10:00 20°
12:00 23°
14:00 25°
16:00 25°
18:00 22°
20:00 19°
22:00 17°
🌤️ WednesdaySeptember 2nd Avg 19° Low 13° at 06:00 High 25° at 15:00 Wind ~14 km/h
Clear
00:00 15°
02:00 14°
04:00 14°
06:00 13°
08:00 16°
10:00 21°
12:00 24°
14:00 25°
16:00 25°
18:00 22°
20:00 19°
22:00 17°

Sun

☀️ Sunrise 06:09 · Sunset 19:46

13h 37m of daylight · America/Chicago

Air quality

PM2.5 4.7 µg/m³ - Good

No reason to change your plans - open the windows.

Source: Copernicus CAMS, updated hourly.

Nearby

Tools for Sullivan

Common questions about Sullivan weather

Will it rain in Sullivan today?

No rain is in the forecast for Sullivan today.

What is the temperature in Sullivan right now?

It is 26° in Sullivan right now, though it feels closer to 29°. Today runs between a low of 17° and a high of 30°.

What time is sunrise and sunset in Sullivan?

The sun rises at 06:09 and sets at 19:46 local time in Sullivan today, giving 13h 37m of daylight.

What is the air quality in Sullivan?

PM2.5 in Sullivan is currently 4.7 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 Sullivan 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 Sullivan 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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