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Past Weather in Decatur, Illinois, USA — Yesterday and Last 2 Weeks

Currently: 69 °F. Sunny. (Weather station: Decatur Airport, USA). See more current weather

Past Weather in Decatur — Graph

°F
Time
Wind
(mph)
Temp
(°F)
43
48
53
58
63
68
73
78
83
88
93
Fri, May 9
Lo:63
6 am
Hi:64
11
Lo:66
12 pm
Hi:72
9
Lo:50
6 pm
Hi:66
3
Sat, May 10
Lo:45
12 am
Hi:52
1
Lo:48
6 am
Hi:75
4
Lo:77
12 pm
Hi:82
2
Lo:57
6 pm
Hi:81
12
Sun, May 11
Lo:45
12 am
Hi:54
8
Lo:48
6 am
Hi:73
9
Lo:79
12 pm
Hi:82
11
Lo:63
6 pm
Hi:81
9
Mon, May 12
Lo:59
12 am
Hi:64
7
Lo:63
6 am
Hi:70
9
Lo:66
12 pm
Hi:75
9
Lo:64
6 pm
Hi:70
9
Tue, May 13
Lo:57
12 am
Hi:66
6
Lo:57
6 am
Hi:75
6
Lo:77
12 pm
Hi:81
7
Lo:64
6 pm
Hi:77
4
Wed, May 14
Lo:61
12 am
Hi:66
1
Lo:63
6 am
Hi:79
3
Lo:82
12 pm
Hi:84
11
Lo:75
6 pm
Hi:81
9
Thu, May 15
Lo:70
12 am
Hi:75
7
Lo:72
6 am
Hi:88
14
Lo:86
12 pm
Hi:91
22
Lo:68
6 pm
Hi:82
12
Fri, May 16
Lo:61
12 am
Hi:70
6
Lo:63
6 am
Hi:82
10
Lo:64
12 pm
Hi:84
20
Lo:70
6 pm
Hi:73
11
Sat, May 17
Lo:59
12 am
Hi:70
13
Lo:59
6 am
Hi:66
13
Lo:70
12 pm
Hi:73
15
Lo:61
6 pm
Hi:72
9
Sun, May 18
Lo:55
12 am
Hi:59
6
Lo:55
6 am
Hi:70
8
Lo:70
12 pm
Hi:75
3
Lo:61
6 pm
Hi:75
2
Mon, May 19
Lo:55
12 am
Hi:61
10
Lo:57
6 am
Hi:72
18
Lo:75
12 pm
Hi:81
17
Lo:72
6 pm
Hi:77
16
Tue, May 20
Lo:63
12 am
Hi:72
19
Lo:64
6 am
Hi:73
18
Lo:75
12 pm
Hi:81
17
Lo:63
6 pm
Hi:75
15
Wed, May 21
Lo:59
12 am
Hi:63
11
Lo:57
6 am
Hi:61
17
Lo:61
12 pm
Hi:63
15
Lo:57
6 pm
Hi:63
11
Thu, May 22
Lo:52
12 am
Hi:55
11
Lo:52
6 am
Hi:57
14
Lo:57
12 pm
Hi:61
12
Lo:54
6 pm
Hi:57
6
Fri, May 23
Lo:46
12 am
Hi:52
2
Lo:52
6 am
Hi:68
8
Lo:68
12 pm
Hi:72
7
Lo:57
6 pm
Hi:70
3
Sat, May 24
Lo:54
12 am
Hi:61
5
Lo:55
6 am
Hi:70
6

Decatur Temperature Yesterday

Maximum temperature yesterday: 72 °F (at 4:54 pm)
Minimum temperature yesterday: 46 °F (at 3:54 am)
Average temperature yesterday: 61 °F

High & Low Weather Summary for the Past Weeks

 TemperatureHumidityPressure
High91 °F (May 15, 2:54 pm)97% (May 13, 5:30 am)30.24 "Hg (May 13, 5:30 am)
Low45 °F (May 10, 5:54 am)24% (May 10, 12:54 pm)29.48 "Hg (May 16, 6:54 pm)
Average67 °F64%29.87 "Hg
* Reported May 9 10:54 am — May 24 10:54 am, Decatur. Weather by CustomWeather, © 2025

Note: Actual official high and low records may vary slightly from our data, if they occured in-between our weather recording intervals... More about our weather records

Decatur Weather History for the Previous 24 Hours

Scroll right to see more
 ConditionsComfort  
Time TempWeatherWind HumidityBarometerVisibility
10:54 am
Sat, May 24
69 °FSunny.No wind49%30.18 "Hg10 mi
9:54 am66 °FSunny.8 mph59%30.19 "Hg10 mi
8:54 am63 °FOvercast.8 mph60%30.19 "Hg10 mi
7:54 am60 °FSunny.9 mph65%30.17 "Hg10 mi
6:54 am56 °FSunny.7 mph75%30.14 "Hg10 mi
5:54 am53 °FPassing clouds.6 mph80%30.12 "Hg10 mi
4:54 am55 °FPassing clouds.5 mph80%30.12 "Hg10 mi
3:54 am55 °FPassing clouds.5 mph83%30.12 "Hg10 mi
2:54 am57 °FOvercast.6 mph78%30.11 "Hg10 mi
1:54 am60 °FOvercast.5 mph69%30.12 "Hg10 mi
12:54 am58 °FClear.5 mph67%30.12 "Hg10 mi
11:54 pm
Fri, May 23
58 °FClear.6 mph60%30.13 "Hg10 mi
10:54 pm57 °FClear.3 mph67%30.11 "Hg10 mi
9:54 pm60 °FClear.3 mph62%30.11 "Hg10 mi
8:54 pm63 °FClear.3 mph50%30.10 "Hg10 mi
7:54 pm68 °FSunny.3 mph36%30.08 "Hg10 mi
6:54 pm70 °FScattered clouds.No wind35%30.06 "Hg10 mi
5:54 pm71 °FPassing clouds.8 mph35%30.07 "Hg10 mi
4:54 pm72 °FScattered clouds.5 mph33%30.08 "Hg10 mi
3:54 pm71 °FPassing clouds.8 mph34%30.09 "Hg10 mi
2:54 pm70 °FScattered clouds.8 mph34%30.11 "Hg10 mi
1:54 pm69 °FScattered clouds.7 mph36%30.11 "Hg10 mi
12:54 pm68 °FScattered clouds.7 mph36%30.13 "Hg10 mi
Weather by CustomWeather, © 2025

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