Weather in O'Fallon Illinois, United States. 15 days forecast
Current weather conditions
Sky / Temperature 79°F | Wind 12 mi/h | Atmospheric pressure1018 hPa | Humidity61% | Wind chill77°F | Dewpoint64°F |
Updated: 6/30/2024 at 04:55 (Local time)
Weather Station: Scott Air Force Base / Belleville
°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 O'Fallon.
Today, june 30
81°F66°F
5:3820:28
01:2515:18
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 06:00 | 68°F |  10 mi/h | 1022 hPa | 81% | 12% | 0% | 0 mm |
| 09:00 | 70°F |  11 mi/h | 1023 hPa | 76% | 14% | 0% | 0 mm |
| 12:00 | 77°F | 11 mi/h | 1024 hPa | 56% | 15% | 0% | 0 mm |
| 13:00 | 79°F | 11 mi/h | 1023 hPa | 52% | 23% | 0% | 0 mm |
| 15:00 | 81°F | 11 mi/h | 1023 hPa | 47% | 8% | 0% | 0 mm |
| 16:00 | 81°F | 11 mi/h | 1022 hPa | 47% | 6% | 0% | 0 mm |
| 18:00 | 79°F | 11 mi/h | 1022 hPa | 47% | 13% | 0% | 0 mm |
| 21:00 | 70°F | 8 mi/h | 1023 hPa | 63% | 11% | 0% | 0 mm |
Tomorrow, july 1
80°F58°F
5:3820:28
01:5416:31
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 64°F | 7 mi/h | 1023 hPa | 74% | 15% | 0% | 0 mm |
| 03:00 | 59°F | 7 mi/h | 1024 hPa | 73% | 12% | 0% | 0 mm |
| 06:00 | 59°F | 7 mi/h | 1024 hPa | 65% | 16% | 0% | 0 mm |
| 09:00 | 66°F |  7 mi/h | 1025 hPa | 60% | 12% | 0% | 0 mm |
| 12:00 | 73°F | 7 mi/h | 1023 hPa | 49% | 30% | 0% | 0 mm |
| 15:00 | 79°F | 7 mi/h | 1021 hPa | 45% | 37% | 0% | 0 mm |
| 18:00 | 79°F |  7 mi/h | 1019 hPa | 48% | 31% | 0% | 0 mm |
| 21:00 | 72°F | 5 mi/h | 1018 hPa | 61% | 23% | 0% | 0 mm |
Tuesday, july 2
89°F64°F
5:3920:28
02:2817:44
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 66°F | 4 mi/h | 1018 hPa | 69% | 16% | 0% | 0 mm |
| 03:00 | 64°F | 5 mi/h | 1017 hPa | 73% | 16% | 0% | 0 mm |
| 06:00 | 64°F | 6 mi/h | 1017 hPa | 74% | 14% | 0% | 0 mm |
| 09:00 | 73°F | 9 mi/h | 1017 hPa | 63% | 9% | 0% | 0 mm |
| 12:00 | 82°F | 11 mi/h | 1015 hPa | 49% | 8% | 0% | 0 mm |
| 15:00 | 88°F |  12 mi/h | 1014 hPa | 44% | 5% | 0% | 0 mm |
| 18:00 | 88°F | 12 mi/h | 1012 hPa | 46% | 5% | 0% | 0 mm |
| 21:00 | 82°F | 11 mi/h | 1012 hPa | 56% | 10% | 0% | 0 mm |
Wednesday, july 3
91°F77°F
5:3920:28
03:0918:54
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 79°F | 9 mi/h | 1013 hPa | 68% | 15% | 0% | 0 mm |
| 03:00 | 77°F | 9 mi/h | 1012 hPa | 74% | 20% | 4% | 0 mm |
| 06:00 | 77°F | 8 mi/h | 1014 hPa | 78% | 25% | 4% | 0 mm |
| 09:00 | 82°F | 9 mi/h | 1015 hPa | 72% | 31% | 15% | 0.1 mm |
| 12:00 | 90°F | 10 mi/h | 1015 hPa | 62% | 39% | 15% | 0.1 mm |
| 15:00 | 90°F |  9 mi/h | 1014 hPa | 62% | 50% | 15% | 0.2 mm |
| 18:00 | 88°F | 6 mi/h | 1014 hPa | 68% | 62% | 15% | 0.3 mm |
| 21:00 | 82°F | 6 mi/h | 1016 hPa | 78% | 65% | 47% | 0.4 mm |
Thursday, july 4
84°F76°F
5:4020:28
03:5819:57
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 79°F | 4 mi/h | 1015 hPa | 90% | 63% | 47% | 0.4 mm |
| 03:00 | 77°F | 5 mi/h | 1014 hPa | 93% | 64% | 47% | 0.5 mm |
| 06:00 | 77°F | 6 mi/h | 1014 hPa | 93% | 66% | 47% | 1.2 mm |
| 09:00 | 79°F | 6 mi/h | 1014 hPa | 87% | 64% | 62% | 1.2 mm |
| 12:00 | 82°F | 7 mi/h | 1012 hPa | 79% | 59% | 62% | 0.9 mm |
| 15:00 | 84°F | 7 mi/h | 1010 hPa | 76% | 57% | 62% | 0.8 mm |
| 18:00 | 84°F | 7 mi/h | 1009 hPa | 76% | 55% | 62% | 0.6 mm |
| 21:00 | 81°F | 6 mi/h | 1011 hPa | 82% | 54% | 68% | 0.5 mm |
Friday, july 5
85°F75°F
5:4020:28
04:5620:50
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 77°F | 6 mi/h | 1011 hPa | 90% | 52% | 68% | 0.3 mm |
| 03:00 | 75°F | 6 mi/h | 1011 hPa | 93% | 51% | 68% | 0.3 mm |
| 06:00 | 75°F | 6 mi/h | 1011 hPa | 93% | 52% | 68% | 0.5 mm |
| 09:00 | 79°F | 7 mi/h | 1011 hPa | 84% | 51% | 50% | 0.3 mm |
| 12:00 | 84°F | 9 mi/h | 1012 hPa | 70% | 50% | 50% | 0.2 mm |
| 15:00 | 84°F |  8 mi/h | 1012 hPa | 65% | 47% | 50% | 0.3 mm |
| 18:00 | 84°F | 7 mi/h | 1012 hPa | 65% | 43% | 50% | 0.3 mm |
| 21:00 | 79°F | 6 mi/h | 1013 hPa | 71% | 37% | 38% | 0.3 mm |
Saturday, july 6
83°F71°F
5:4120:27
06:0021:34
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 73°F | 4 mi/h | 1015 hPa | 82% | 31% | 38% | 0.2 mm |
| 03:00 | 72°F | 4 mi/h | 1015 hPa | 86% | 32% | 38% | 0.3 mm |
| 06:00 | 72°F | 4 mi/h | 1016 hPa | 87% | 36% | 38% | 0.3 mm |
| 09:00 | 75°F | 5 mi/h | 1018 hPa | 77% | 35% | 0% | 0 mm |
| 12:00 | 81°F | 6 mi/h | 1018 hPa | 62% | 33% | 0% | 0 mm |
| 15:00 | 82°F | 7 mi/h | 1017 hPa | 58% | 31% | 27% | 0.1 mm |
| 18:00 | 82°F | 7 mi/h | 1017 hPa | 60% | 30% | 27% | 0.1 mm |
| 21:00 | 77°F | 4 mi/h | 1017 hPa | 70% | 27% | 0% | 0 mm |
Sunday, july 7
88°F69°F
5:4120:27
07:0622:09
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 72°F | 2 mi/h | 1017 hPa | 82% | 22% | 0% | 0 mm |
| 03:00 | 70°F | 2 mi/h | 1017 hPa | 89% | 22% | 0% | 0 mm |
| 06:00 | 70°F | 2 mi/h | 1018 hPa | 90% | 22% | 0% | 0 mm |
| 09:00 | 77°F | 4 mi/h | 1017 hPa | 75% | 18% | 0% | 0 mm |
| 12:00 | 84°F | 7 mi/h | 1017 hPa | 58% | 20% | 0% | 0 mm |
| 15:00 | 88°F | 7 mi/h | 1015 hPa | 50% | 20% | 0% | 0 mm |
| 18:00 | 86°F | 6 mi/h | 1014 hPa | 52% | 25% | 0% | 0 mm |
| 21:00 | 82°F | 5 mi/h | 1014 hPa | 62% | 33% | 0% | 0 mm |
Monday, july 8
89°F73°F
5:4220:27
08:1222:37
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 75°F | 4 mi/h | 1013 hPa | 75% | 39% | 0% | 0 mm |
| 03:00 | 73°F | 3 mi/h | 1013 hPa | 81% | 39% | 0% | 0 mm |
| 06:00 | 73°F | 4 mi/h | 1013 hPa | 85% | 36% | 0% | 0 mm |
| 09:00 | 79°F | 5 mi/h | 1012 hPa | 73% | 33% | 0% | 0 mm |
| 12:00 | 86°F | 7 mi/h | 1011 hPa | 57% | 31% | 0% | 0 mm |
| 15:00 | 88°F | 6 mi/h | 1010 hPa | 53% | 28% | 0% | 0 mm |
| 18:00 | 88°F | 6 mi/h | 1011 hPa | 55% | 25% | 0% | 0 mm |
| 21:00 | 82°F | 6 mi/h | 1012 hPa | 63% | 22% | 0% | 0 mm |
Tuesday, july 9
91°F74°F
5:4320:27
09:1523:01
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 79°F | 4 mi/h | 1011 hPa | 75% | 19% | 0% | 0 mm |
| 03:00 | 75°F | 4 mi/h | 1011 hPa | 82% | 20% | 0% | 0 mm |
| 06:00 | 75°F | 4 mi/h | 1013 hPa | 85% | 22% | 0% | 0 mm |
| 09:00 | 81°F | 5 mi/h | 1014 hPa | 72% | 25% | 0% | 0 mm |
| 12:00 | 88°F | 7 mi/h | 1014 hPa | 55% | 29% | 0% | 0 mm |
| 15:00 | 90°F | 6 mi/h | 1013 hPa | 52% | 30% | 0% | 0 mm |
| 18:00 | 90°F | 6 mi/h | 1012 hPa | 54% | 29% | 0% | 0 mm |
| 21:00 | 84°F | 5 mi/h | 1013 hPa | 63% | 26% | 0% | 0 mm |
Wednesday, july 10
90°F71°F
5:4320:26
10:1523:23
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 79°F | 4 mi/h | 1014 hPa | 76% | 21% | 0% | 0 mm |
| 03:00 | 75°F | 4 mi/h | 1014 hPa | 83% | 20% | 0% | 0 mm |
| 06:00 | 75°F | 4 mi/h | 1013 hPa | 86% | 20% | 0% | 0 mm |
| 09:00 | 81°F | 5 mi/h | 1014 hPa | 74% | 24% | 0% | 0 mm |
| 12:00 | 88°F | 7 mi/h | 1013 hPa | 58% | 30% | 0% | 0 mm |
| 15:00 | 90°F | 7 mi/h | 1012 hPa | 54% | 31% | 0% | 0 mm |
| 18:00 | 88°F | 6 mi/h | 1011 hPa | 56% | 30% | 0% | 0 mm |
| 21:00 | 77°F | 7 mi/h | 1010 hPa | 83% | 41% | 0% | 0 mm |
Thursday, july 11
92°F71°F
5:4420:26
11:1423:43
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 72°F | 6 mi/h | 1010 hPa | 98% | 56% | 0% | 0 mm |
| 03:00 | 72°F | 4 mi/h | 1009 hPa | 99% | 70% | 0% | 0 mm |
| 06:00 | 73°F | 4 mi/h | 1009 hPa | 97% | 42% | 0% | 0 mm |
| 09:00 | 79°F | 6 mi/h | 1009 hPa | 86% | 40% | 0% | 0 mm |
| 12:00 | 86°F | 7 mi/h | 1009 hPa | 67% | 17% | 0% | 0 mm |
| 15:00 | 91°F | 4 mi/h | 1008 hPa | 56% | 1% | 0% | 0 mm |
| 18:00 | 90°F | 4 mi/h | 1006 hPa | 65% | 0% | 0% | 0 mm |
| 21:00 | 82°F | 6 mi/h | 1007 hPa | 77% | 67% | 17% | 0.4 mm |
Friday, july 12
87°F69°F
5:4420:25
12:12----
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 73°F | 7 mi/h | 1007 hPa | 89% | 100% | 17% | 0.3 mm |
| 03:00 | 70°F | 3 mi/h | 1008 hPa | 93% | 99% | 0% | 0 mm |
| 06:00 | 70°F | 6 mi/h | 1010 hPa | 93% | 58% | 0% | 0 mm |
| 09:00 | 75°F | 7 mi/h | 1011 hPa | 83% | 79% | 0% | 0 mm |
| 12:00 | 82°F | 8 mi/h | 1012 hPa | 66% | 42% | 0% | 0 mm |
| 15:00 | 86°F | 8 mi/h | 1012 hPa | 58% | 19% | 0% | 0 mm |
| 18:00 | 84°F | 7 mi/h | 1012 hPa | 67% | 7% | 0% | 0 mm |
| 21:00 | 77°F | 6 mi/h | 1013 hPa | 82% | 0% | 0% | 0 mm |
Saturday, july 13
82°F67°F
5:4520:25
13:1100:03
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 73°F | 4 mi/h | 1014 hPa | 89% | 0% | 0% | 0 mm |
| 03:00 | 70°F | 6 mi/h | 1015 hPa | 92% | 27% | 0% | 0 mm |
| 06:00 | 70°F | 7 mi/h | 1016 hPa | 92% | 74% | 0% | 0 mm |
| 09:00 | 73°F | 8 mi/h | 1017 hPa | 81% | 90% | 0% | 0 mm |
| 12:00 | 79°F | 7 mi/h | 1017 hPa | 65% | 40% | 0% | 0 mm |
| 15:00 | 82°F | 7 mi/h | 1016 hPa | 56% | 52% | 0% | 0 mm |
| 18:00 | 79°F | 8 mi/h | 1016 hPa | 65% | 67% | 0% | 0 mm |
| 21:00 | 72°F | 7 mi/h | 1016 hPa | 78% | 22% | 0% | 0 mm |
Sunday, july 14
82°F63°F
5:4620:25
14:1100:24
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 66°F | 6 mi/h | 1017 hPa | 88% | 3% | 0% | 0 mm |
| 03:00 | 63°F | 5 mi/h | 1017 hPa | 92% | 5% | 0% | 0 mm |
| 06:00 | 64°F | 4 mi/h | 1017 hPa | 90% | 5% | 0% | 0 mm |
| 09:00 | 72°F | 5 mi/h | 1017 hPa | 74% | 10% | 0% | 0 mm |
| 12:00 | 79°F | 6 mi/h | 1016 hPa | 58% | 71% | 0% | 0 mm |
| 15:00 | 81°F | 6 mi/h | 1014 hPa | 55% | 100% | 0% | 0 mm |
| 18:00 | 79°F | 6 mi/h | 1013 hPa | 66% | 99% | 0% | 0 mm |
| 21:00 | 73°F | 6 mi/h | 1013 hPa | 73% | 100% | 0% | 0 mm |
