Weather in Decatur Illinois, United States. 15 days forecast
Current weather conditions
Sky / Temperature 19°F | Wind 4 mi/h | Atmospheric pressure1027 hPa | Humidity79% | Wind chill14°F | Dewpoint14°F |
Updated: 1/27/2025 at 00:54 (Local time)
Weather Station: Decatur, Decatur Airport
°F°C
mi/hkm/h
Weather forecast 15 days
15-day weather forecast with temperatures, sky state, wind speed and direction, cloud percentage, probability of precipitation, accumulated precipitation, humidity, atmospheric pressure, sunrise and sunset times, moonrise and moonset times, and daily moon phase. Weather forecast for Decatur.
Today, january 26
35°F22°F
7:1117:06
05:1513:57
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 23:00 | 21°F |  4 mi/h | 1027 hPa | 74% | 28% | 0% | 0 mm |
Tomorrow, january 27
44°F18°F
7:1017:07
06:0815:02
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 21°F | 5 mi/h | 1027 hPa | 71% | 25% | 0% | 0 mm |
| 03:00 | 19°F | 6 mi/h | 1025 hPa | 77% | 4% | 0% | 0 mm |
| 06:00 | 19°F | 9 mi/h | 1024 hPa | 77% | 3% | 0% | 0 mm |
| 09:00 | 27°F | 13 mi/h | 1023 hPa | 60% | 1% | 0% | 0 mm |
| 12:00 | 39°F | 17 mi/h | 1020 hPa | 47% | 4% | 0% | 0 mm |
| 15:00 | 45°F | 21 mi/h | 1015 hPa | 43% | 3% | 0% | 0 mm |
| 18:00 | 37°F | 15 mi/h | 1013 hPa | 59% | 10% | 0% | 0 mm |
| 21:00 | 36°F | 15 mi/h | 1013 hPa | 67% | 22% | 0% | 0 mm |
Tuesday, january 28
47°F29°F
7:0917:08
06:5416:13
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 34°F | 12 mi/h | 1013 hPa | 69% | 38% | 0% | 0 mm |
| 03:00 | 32°F | 10 mi/h | 1014 hPa | 78% | 32% | 0% | 0 mm |
| 06:00 | 28°F | 8 mi/h | 1016 hPa | 88% | 19% | 0% | 0 mm |
| 09:00 | 34°F | 8 mi/h | 1017 hPa | 72% | 15% | 0% | 0 mm |
| 12:00 | 43°F | 10 mi/h | 1015 hPa | 58% | 15% | 0% | 0 mm |
| 15:00 | 46°F | 12 mi/h | 1012 hPa | 53% | 9% | 0% | 0 mm |
| 18:00 | 41°F | 14 mi/h | 1009 hPa | 67% | 8% | 0% | 0 mm |
| 21:00 | 39°F | 14 mi/h | 1009 hPa | 72% | 12% | 0% | 0 mm |
Wednesday, january 29
41°F29°F
7:0917:09
07:3217:28
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 37°F | 14 mi/h | 1008 hPa | 76% | 16% | 0% | 0 mm |
| 03:00 | 34°F | 13 mi/h | 1008 hPa | 83% | 14% | 0% | 0 mm |
| 06:00 | 32°F | 12 mi/h | 1011 hPa | 89% | 11% | 0% | 0 mm |
| 09:00 | 37°F | 14 mi/h | 1014 hPa | 74% | 11% | 0% | 0 mm |
| 12:00 | 41°F |  16 mi/h | 1016 hPa | 59% | 11% | 0% | 0 mm |
| 15:00 | 39°F | 13 mi/h | 1017 hPa | 62% | 7% | 0% | 0 mm |
| 18:00 | 36°F | 10 mi/h | 1021 hPa | 64% | 4% | 0% | 0 mm |
| 21:00 | 32°F | 7 mi/h | 1023 hPa | 69% | 7% | 0% | 0 mm |
Thursday, january 30
40°F25°F
7:0817:10
08:0418:43
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 28°F | 3 mi/h | 1024 hPa | 74% | 10% | 0% | 0 mm |
| 03:00 | 27°F | 4 mi/h | 1025 hPa | 76% | 10% | 0% | 0 mm |
| 06:00 | 25°F | 4 mi/h | 1025 hPa | 78% | 10% | 0% | 0 mm |
| 09:00 | 32°F | 7 mi/h | 1026 hPa | 66% | 18% | 0% | 0 mm |
| 12:00 | 39°F | 9 mi/h | 1024 hPa | 53% | 26% | 0% | 0 mm |
| 15:00 | 37°F | 8 mi/h | 1022 hPa | 61% | 45% | 0% | 0 mm |
| 18:00 | 36°F | 7 mi/h | 1023 hPa | 69% | 64% | 13% | 0.3 mm |
| 21:00 | 36°F | 7 mi/h | 1023 hPa | 74% | 64% | 13% | 0.3 mm |
Friday, january 31
41°F33°F
7:0717:12
08:3119:58
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 34°F |  7 mi/h | 1023 hPa | 79% | 65% | 13% | 0.3 mm |
| 03:00 | 34°F | 7 mi/h | 1023 hPa | 82% | 67% | 13% | 0.3 mm |
| 06:00 | 34°F |  8 mi/h | 1022 hPa | 85% | 70% | 32% | 0.3 mm |
| 09:00 | 37°F | 9 mi/h | 1021 hPa | 77% | 72% | 32% | 0.3 mm |
| 12:00 | 41°F | 11 mi/h | 1019 hPa | 68% | 73% | 32% | 0.4 mm |
| 15:00 | 39°F | 11 mi/h | 1017 hPa | 71% | 74% | 32% | 0.3 mm |
| 18:00 | 37°F | 11 mi/h | 1015 hPa | 73% | 75% | 48% | 0.5 mm |
| 21:00 | 37°F | 11 mi/h | 1012 hPa | 78% | 81% | 48% | 0.5 mm |
Saturday, february 1
42°F35°F
7:0617:13
08:5621:12
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 36°F | 12 mi/h | 1011 hPa | 84% | 87% | 48% | 0.3 mm |
| 03:00 | 36°F | 11 mi/h | 1010 hPa | 84% | 82% | 48% | 0.5 mm |
| 06:00 | 36°F | 10 mi/h | 1010 hPa | 85% | 76% | 54% | 0.3 mm |
| 09:00 | 39°F | 11 mi/h | 1012 hPa | 78% | 69% | 54% | 0.3 mm |
| 12:00 | 43°F | 11 mi/h | 1011 hPa | 70% | 63% | 54% | 0.3 mm |
| 15:00 | 41°F | 9 mi/h | 1010 hPa | 73% | 65% | 54% | 0.3 mm |
| 18:00 | 41°F | 8 mi/h | 1011 hPa | 76% | 67% | 33% | 0.3 mm |
| 21:00 | 37°F | 9 mi/h | 1011 hPa | 88% | 68% | 33% | 0.3 mm |
Sunday, february 2
43°F33°F
7:0517:14
09:2022:25
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 36°F | 9 mi/h | 1011 hPa | 89% | 75% | 33% | 0 mm |
| 03:00 | 34°F | 9 mi/h | 1009 hPa | 89% | 69% | 5% | 0 mm |
| 06:00 | 32°F | 9 mi/h | 1009 hPa | 91% | 76% | 0% | 0 mm |
| 09:00 | 39°F | 9 mi/h | 1009 hPa | 100% | 58% | 0% | 0 mm |
| 12:00 | 43°F | 16 mi/h | 1008 hPa | 93% | 69% | 0% | 0 mm |
| 15:00 | 43°F | 16 mi/h | 1008 hPa | 97% | 74% | 0% | 0 mm |
| 18:00 | 41°F | 9 mi/h | 1010 hPa | 92% | 76% | 0% | 0 mm |
| 21:00 | 39°F | 7 mi/h | 1012 hPa | 100% | 81% | 0% | 0 mm |
Monday, february 3
44°F32°F
7:0417:15
09:4523:39
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 36°F | 6 mi/h | 1013 hPa | 100% | 100% | 0% | 0 mm |
| 03:00 | 34°F | 4 mi/h | 1013 hPa | 100% | 100% | 0% | 0 mm |
| 06:00 | 32°F |  3 mi/h | 1014 hPa | 100% | 99% | 0% | 0 mm |
| 09:00 | 37°F | 3 mi/h | 1015 hPa | 97% | 97% | 0% | 0 mm |
| 12:00 | 45°F | 6 mi/h | 1014 hPa | 82% | 63% | 0% | 0 mm |
| 15:00 | 41°F | 6 mi/h | 1013 hPa | 90% | 76% | 0% | 0 mm |
| 18:00 | 39°F | 9 mi/h | 1015 hPa | 85% | 99% | 0% | 0 mm |
| 21:00 | 36°F | 12 mi/h | 1017 hPa | 77% | 100% | 0% | 0 mm |
Tuesday, february 4
38°F26°F
7:0317:16
10:13----
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 32°F |  14 mi/h | 1019 hPa | 88% | 100% | 0% | 0 mm |
| 03:00 | 30°F | 12 mi/h | 1021 hPa | 82% | 100% | 0% | 0 mm |
| 06:00 | 28°F | 12 mi/h | 1025 hPa | 74% | 100% | 0% | 0 mm |
| 09:00 | 34°F | 12 mi/h | 1027 hPa | 52% | 100% | 0% | 0 mm |
| 12:00 | 39°F | 12 mi/h | 1028 hPa | 41% | 99% | 0% | 0 mm |
| 15:00 | 39°F | 12 mi/h | 1028 hPa | 38% | 96% | 0% | 0 mm |
| 18:00 | 39°F | 9 mi/h | 1029 hPa | 36% | 99% | 0% | 0 mm |
| 21:00 | 27°F | 9 mi/h | 1031 hPa | 55% | 100% | 0% | 0 mm |
Wednesday, february 5
27°F22°F
7:0217:18
10:4500:54
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 25°F | 9 mi/h | 1031 hPa | 54% | 87% | 0% | 0 mm |
| 03:00 | 23°F | 10 mi/h | 1031 hPa | 54% | 89% | 0% | 0 mm |
| 06:00 | 21°F | 9 mi/h | 1032 hPa | 53% | 96% | 0% | 0 mm |
| 09:00 | 23°F | 9 mi/h | 1033 hPa | 45% | 85% | 0% | 0 mm |
| 12:00 | 27°F | 9 mi/h | 1033 hPa | 36% | 100% | 0% | 0 mm |
| 15:00 | 27°F | 10 mi/h | 1031 hPa | 33% | 97% | 0% | 0 mm |
| 18:00 | 23°F | 7 mi/h | 1033 hPa | 42% | 0% | 0% | 0 mm |
| 21:00 | 23°F | 6 mi/h | 1034 hPa | 45% | 0% | 0% | 0 mm |
Thursday, february 6
31°F19°F
7:0117:19
11:2602:09
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 21°F | 5 mi/h | 1035 hPa | 46% | 0% | 0% | 0 mm |
| 03:00 | 19°F | 4 mi/h | 1036 hPa | 50% | 0% | 0% | 0 mm |
| 06:00 | 19°F | 4 mi/h | 1037 hPa | 51% | 36% | 0% | 0 mm |
| 09:00 | 23°F | 6 mi/h | 1038 hPa | 39% | 23% | 0% | 0 mm |
| 12:00 | 28°F |  6 mi/h | 1037 hPa | 30% | 93% | 0% | 0 mm |
| 15:00 | 32°F | 6 mi/h | 1035 hPa | 29% | 100% | 0% | 0 mm |
| 18:00 | 28°F | 6 mi/h | 1034 hPa | 43% | 89% | 0% | 0 mm |
| 21:00 | 27°F | 7 mi/h | 1033 hPa | 48% | 100% | 0% | 0 mm |
Friday, february 7
37°F27°F
7:0017:20
12:1403:22
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 28°F | 10 mi/h | 1030 hPa | 49% | 100% | 70% | 0.5 mm |
| 03:00 | 28°F | 10 mi/h | 1026 hPa | 58% | 100% | 70% | 0.3 mm |
| 06:00 | 27°F | 11 mi/h | 1024 hPa | 87% | 100% | 70% | 1.4 mm |
| 09:00 | 28°F | 16 mi/h | 1020 hPa | 93% | 100% | 70% | 0.6 mm |
| 12:00 | 30°F | 16 mi/h | 1016 hPa | 93% | 100% | 17% | 0.1 mm |
| 15:00 | 34°F | 14 mi/h | 1012 hPa | 96% | 100% | 0% | 0 mm |
| 18:00 | 36°F | 11 mi/h | 1010 hPa | 99% | 100% | 70% | 0.3 mm |
| 21:00 | 37°F | 10 mi/h | 1009 hPa | 100% | 100% | 0% | 0 mm |
Saturday, february 8
38°F32°F
6:5917:21
13:1304:26
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 37°F | 7 mi/h | 1009 hPa | 100% | 100% | 17% | 0 mm |
| 03:00 | 37°F | 7 mi/h | 1010 hPa | 100% | 100% | 0% | 0 mm |
| 06:00 | 36°F | 7 mi/h | 1012 hPa | 100% | 100% | 0% | 0 mm |
| 09:00 | 36°F | 6 mi/h | 1015 hPa | 100% | 100% | 0% | 0 mm |
| 12:00 | 36°F | 7 mi/h | 1016 hPa | 100% | 100% | 0% | 0 mm |
| 15:00 | 37°F | 7 mi/h | 1017 hPa | 96% | 100% | 0% | 0 mm |
| 18:00 | 34°F | 7 mi/h | 1020 hPa | 90% | 100% | 0% | 0 mm |
| 21:00 | 32°F | 6 mi/h | 1021 hPa | 92% | 100% | 0% | 0 mm |
Sunday, february 9
38°F31°F
6:5817:22
14:1905:21
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 32°F | 4 mi/h | 1021 hPa | 92% | 100% | 0% | 0 mm |
| 03:00 | 32°F | 4 mi/h | 1022 hPa | 92% | 100% | 0% | 0 mm |
| 06:00 | 30°F | 4 mi/h | 1022 hPa | 91% | 100% | 0% | 0 mm |
| 09:00 | 32°F | 5 mi/h | 1022 hPa | 85% | 100% | 0% | 0 mm |
| 12:00 | 37°F | 7 mi/h | 1020 hPa | 79% | 100% | 0% | 0 mm |
| 15:00 | 39°F | 7 mi/h | 1017 hPa | 78% | 100% | 0% | 0 mm |
| 18:00 | 36°F | 8 mi/h | 1015 hPa | 88% | 100% | 0% | 0 mm |
| 21:00 | 36°F | 9 mi/h | 1013 hPa | 89% | 100% | 17% | 0.1 mm |
