weathermetro
Cities / United States
/ Illinois
☁️ Marion weather
Overcast. .
Feels like 22° Wind 3 km/h NW Humidity 97% Pressure 1017 hPa UV 1 Air Good ☀ 06:16 - 19:40
Right now it is 19° in Marion with overcast skies, it feels more like 22° and today's high is 31° with an overnight low of 18° . The sun rises at 06:16 and sets at 19:40, giving 13h 24m of daylight. Over the coming week highs range from 28° to 36° .
Marion is in Illinois, United States, sitting 129 m above sea level, with a population of about 18,000. Local time is America/Chicago (UTC−5), and every time on this page is shown in it.
Next 24 hours - temperature
18°
25°
31°
31°
18°
03:00 · 19.2° · 0 mm
04:00 · 18.8° · 0 mm
05:00 · 19.2° · 0 mm
06:00 · 18.5° · 0 mm
07:00 · 18.4° · 0 mm
08:00 · 20.8° · 0 mm
09:00 · 22.9° · 0 mm
10:00 · 25.5° · 0 mm
11:00 · 27.6° · 0 mm
12:00 · 28.9° · 0 mm
13:00 · 29.6° · 0 mm
14:00 · 30.3° · 0 mm
15:00 · 30.5° · 0 mm
16:00 · 30.6° · 0 mm
17:00 · 30.5° · 0 mm
18:00 · 29.6° · 0 mm
19:00 · 27.8° · 0 mm
20:00 · 25.9° · 0 mm
21:00 · 24.5° · 0 mm
22:00 · 23.6° · 0 mm
23:00 · 22° · 0 mm
00:00 · 21.1° · 0 mm
01:00 · 20.6° · 0 mm
02:00 · 20° · 0 mm
Precipitation
03:00 · 0 mm
03:00
04:00 · 0 mm
05:00 · 0 mm
06:00 · 0 mm
06:00
07:00 · 0 mm
08:00 · 0 mm
09:00 · 0 mm
09:00
10:00 · 0 mm
11:00 · 0 mm
12:00 · 0 mm
12:00
13:00 · 0 mm
14:00 · 0 mm
15:00 · 0 mm
15:00
16:00 · 0 mm
17:00 · 0 mm
18:00 · 0 mm
18:00
19:00 · 0 mm
20:00 · 0 mm
21:00 · 0 mm
21:00
22:00 · 0 mm
23:00 · 0 mm
00:00 · 0 mm
00:00
01:00 · 0 mm
02:00 · 0 mm
Hour by hour
TIME TEMP FEELS RAIN CONDITIONS
03:00
☁️
19.2°
21.4°
-
Overcast
04:00
☁️
18.8°
21.4°
-
Overcast
05:00
☁️
19.2°
22.1°
-
Overcast
06:00
☁️
18.5°
21.3°
-
Overcast
07:00
☁️
18.4°
20.8°
-
Overcast
08:00
⛅
20.8°
23.6°
-
Partly cloudy
09:00
☀️
22.9°
26.3°
-
Clear sky
10:00
☀️
25.5°
28.8°
-
Clear sky
11:00
☀️
27.6°
29.9°
-
Clear sky
12:00
☀️
28.9°
30.8°
-
Clear sky
13:00
☀️
29.6°
31.2°
-
Clear sky
14:00
☀️
30.3°
31.3°
-
Clear sky
☀️
TodayAugust 21st
Avg 24° Low 18° at 07:00
High 31° at 16:00
Wind ~7 km/h
Clear
Cloudy
Clear
00:00
21°
02:00
20°
04:00
19°
06:00
19°
08:00
21°
10:00
26°
12:00
29°
14:00
30°
16:00
31°
18:00
30°
20:00
26°
22:00
24°
☁️
SaturdayAugust 22nd
Avg 25° Low 19° at 06:00
High 32° at 14:00
Wind ~20 km/h
Clear
Cloudy
Partly Cloudy
Clear
00:00
21°
02:00
20°
04:00
19°
06:00
19°
08:00
22°
10:00
28°
12:00
29°
14:00
32°
16:00
31°
18:00
28°
20:00
24°
22:00
22°
☁️
SundayAugust 23rd
Avg 25° Low 18° at 06:00
High 33° at 14:00
Wind ~16 km/h
Clear
Cloudy
Cloudy
00:00
21°
02:00
20°
04:00
19°
06:00
18°
08:00
23°
10:00
28°
12:00
31°
14:00
33°
16:00
32°
18:00
30°
20:00
25°
22:00
23°
🌦️
MondayAugust 24th
Avg 23° Low 20° at 05:00
High 28° at 16:00
2.9 mm rain Feels 30° Wind ~15 km/h
Cloudy
Rain
Rain
Clear
00:00
22°
02:00
21°
04:00
21°
0.1mm
06:00
20°
0.3mm
08:00
22°
10:00
23°
12:00
26°
0.2mm
14:00
28°
0.2mm
16:00
28°
0.3mm
18:00
26°
0.1mm
20:00
23°
0.1mm
22:00
22°
🌦️
TuesdayAugust 25th
Avg 25° Low 20° at 06:00
High 31° at 17:00
1.8 mm rain Wind ~15 km/h
Clear
Rain
Rain
Cloudy
Partly Cloudy
00:00
21°
02:00
21°
04:00
20°
06:00
20°
0.9mm
08:00
21°
0.1mm
10:00
25°
12:00
29°
0.1mm
14:00
30°
0.1mm
16:00
30°
0.1mm
18:00
31°
20:00
27°
22:00
24°
☁️
WednesdayAugust 26th
Avg 26° Low 21° at 06:00
High 33° at 15:00
Wind ~16 km/h
Clear
Partly Cloudy
Cloudy
00:00
23°
02:00
22°
04:00
21°
06:00
21°
08:00
24°
10:00
29°
12:00
31°
14:00
32°
16:00
32°
18:00
30°
20:00
27°
22:00
25°
☀️
ThursdayAugust 27th
Avg 27° Low 21° at 06:00
High 36° at 15:00
0.3 mm rain Feels 34° Wind ~25 km/h
Clear
Rain
Clear
00:00
24°
02:00
23°
04:00
22°
06:00
21°
0.1mm
08:00
24°
10:00
30°
12:00
33°
14:00
36°
16:00
36°
18:00
32°
20:00
27°
22:00
24°
☁️
FridayAugust 28th
Avg 25° Low 20° at 06:00
High 34° at 13:00
Wind ~17 km/h
Clear
Cloudy
Partly Cloudy
Cloudy
00:00
22°
02:00
21°
04:00
20°
06:00
20°
08:00
23°
10:00
28°
12:00
33°
14:00
33°
16:00
29°
18:00
26°
20:00
24°
22:00
22°
🌧️
SaturdayAugust 29th
Avg 26° Low 20° at 06:00
High 35° at 16:00
3.7 mm rain Feels 37° Wind ~16 km/h
Cloudy
Clear
Rain
Cloudy
Rain
00:00
22°
02:00
21°
04:00
20°
06:00
20°
08:00
22°
0.1mm
10:00
27°
0.1mm
12:00
31°
0.1mm
14:00
34°
16:00
35°
18:00
34°
20:00
29°
0.7mm
22:00
24°
0.7mm
🌧️
SundayAugust 30th
Avg 27° Low 21° at 06:00
High 37° at 16:00
12.3 mm rain Feels 35° Wind ~20 km/h
Rain
Cloudy
Clear
00:00
23°
1mm
02:00
23°
2.7mm
04:00
22°
2.7mm
06:00
21°
0.7mm
08:00
23°
10:00
26°
12:00
30°
14:00
34°
16:00
37°
18:00
33°
20:00
29°
22:00
27°
🌦️
MondayAugust 31st
Avg 30° Low 22° at 07:00
High 40° at 15:00
3.8 mm rain Feels 37° Wind ~24 km/h
Clear
Rain
Partly Cloudy
Rain
00:00
25°
0.1mm
02:00
25°
04:00
26°
06:00
23°
0.7mm
08:00
23°
0.4mm
10:00
28°
0.4mm
12:00
35°
14:00
39°
16:00
39°
18:00
35°
20:00
32°
0.1mm
22:00
29°
0.1mm
🌦️
TuesdaySeptember 1st
Avg 31° Low 25° at 05:00
High 39° at 16:00
0.6 mm rain Wind ~17 km/h
Partly Cloudy
Cloudy
Rain
Cloudy
Partly Cloudy
00:00
27°
02:00
25°
04:00
25°
06:00
25°
08:00
26°
0.2mm
10:00
30°
0.2mm
12:00
35°
14:00
38°
16:00
39°
18:00
37°
20:00
34°
22:00
31°
🌦️
WednesdaySeptember 2nd
Avg 32° Low 22° at 07:00
High 41° at 15:00
3.6 mm rain Feels 39° Wind ~22 km/h
Partly Cloudy
Rain
Clear
Partly Cloudy
00:00
30°
02:00
31°
04:00
31°
06:00
24°
0.4mm
08:00
23°
0.8mm
10:00
28°
0.8mm
12:00
36°
14:00
41°
16:00
41°
18:00
38°
20:00
34°
22:00
32°
🌦️
ThursdaySeptember 3rd
Avg 32° Low 22° at 06:00
High 40° at 15:00
2.4 mm rain Wind ~22 km/h
Rain
Partly Cloudy
Clear
Partly Cloudy
Cloudy
00:00
31°
02:00
29°
0.2mm
04:00
25°
0.2mm
06:00
22°
0.6mm
08:00
25°
10:00
32°
12:00
37°
14:00
40°
16:00
40°
18:00
37°
20:00
33°
22:00
31°
☀️
FridaySeptember 4th
Avg 34° Low 26° at 06:00
High 43° at 15:00
Feels 41° Wind ~18 km/h
Cloudy
Partly Cloudy
Clear
00:00
30°
02:00
29°
04:00
28°
06:00
26°
08:00
29°
10:00
36°
12:00
40°
14:00
43°
16:00
42°
18:00
39°
20:00
35°
22:00
32°
☀️
SaturdaySeptember 5th
Avg 35° Low 0° at 06:00
High 0° at 15:00
Feels 40° Wind ~20 km/h
Clear
Unknown
00:00
31°
02:00
30°
04:00
29°
06:00
27°
08:00
29°
10:00
36°
12:00
40°
14:00
42°
16:00
43°
18:00
39°
20:00
0°
22:00
0°
Sun
☀️ Sunrise 06:16 · Sunset 19:40
13h 24m of daylight · America/Chicago
Air quality
PM2.5 9.2 µg/m³ - Good
No reason to change your plans - open the windows.
Source: Copernicus CAMS, updated hourly.
Common questions about Marion weather
Will it rain in Marion today?
No rain is in the forecast for Marion today.
What is the temperature in Marion right now?
It is 19° in Marion right now, though it feels closer to 22° . Today runs between a low of 18° and a high of 31° .
What time is sunrise and sunset in Marion?
The sun rises at 06:16 and sets at 19:40 local time in Marion today, giving 13h 24m of daylight.
What is the air quality in Marion?
PM2.5 in Marion is currently 9.2 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 Marion 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 Marion 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.
This page is a live API demo. Everything above came from one call to the WeatherMetro API - free tier, 100,000 calls a month.
Read the docs
weathermetro A HatchSquare product. Weather for every place on Earth - free to read, free to build on, priced only when you need scale.
© 2026 WeatherMetro · Weather data: ECMWF, NOAA, DWD, Météo-France, ECCC, MeteoSwiss and others (CC-BY 4.0) · Air quality & history: Copernicus CAMS / C3S · Location data: GeoNames (CC-BY) · Alerts: NWS, MeteoAlarm, ECCC