| Point Forecast: Chicago O'Hare International Airport IL 41.98N 87.9W |
Last Update: 6:27 pm CDT Jul 14, 2025 |
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| Date | 07/14 | 07/15 | ||||||||||||||||||||||
| Hour (CDT) | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 |
| Temperature (°F) | 82 | 79 | 76 | 75 | 74 | 72 | 71 | 71 | 71 | 71 | 72 | 73 | 77 | 81 | 84 | 86 | 88 | 89 | 90 | 91 | 91 | 90 | 89 | 87 |
| Dewpoint (°F) | 61 | 61 | 61 | 62 | 62 | 63 | 63 | 63 | 64 | 64 | 65 | 66 | 66 | 65 | 65 | 65 | 65 | 65 | 66 | 66 | 67 | 67 | 67 | 68 |
| Heat Index (°F) | 82 | 79 | 76 | 75 | 77 | 83 | 86 | 88 | 90 | 91 | 92 | 94 | 94 | 94 | 92 | 91 | ||||||||
| Surface Wind (mph) | 5 | 5 | 3 | 3 | 3 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 3 | 5 | 5 | 6 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 6 |
| Wind Dir | E | E | ESE | ESE | SE | SSE | SSE | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 6 | 7 | 8 | 7 | 6 | 4 | 7 | 10 | 12 | 15 | 18 | 20 | 19 | 18 | 17 | 19 | 21 | 23 | 27 | 31 | 35 | 37 | 40 | 42 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 9 | 9 | 9 | 14 | 14 | 14 | 8 |
| Relative Humidity (%) | 50 | 54 | 59 | 64 | 68 | 73 | 77 | 78 | 78 | 78 | 79 | 78 | 68 | 59 | 53 | 49 | 47 | 45 | 45 | 45 | 46 | 47 | 49 | 52 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 07/16 | |||||||||||||||||||||||
| Hour (CDT) | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 |
| Temperature (°F) | 85 | 83 | 81 | 79 | 78 | 77 | 76 | 76 | 75 | 75 | 75 | 74 | 77 | 80 | 83 | 85 | 87 | 88 | 90 | 91 | 91 | 90 | 88 | 86 |
| Dewpoint (°F) | 68 | 68 | 70 | 71 | 71 | 72 | 72 | 72 | 71 | 72 | 72 | 72 | 72 | 73 | 73 | 73 | 73 | 73 | 73 | 72 | 72 | 72 | 72 | 71 |
| Heat Index (°F) | 89 | 86 | 84 | 82 | 78 | 77 | 76 | 76 | 75 | 75 | 75 | 77 | 83 | 88 | 92 | 94 | 96 | 97 | 98 | 98 | 97 | 94 | 92 | |
| Surface Wind (mph) | 6 | 5 | 5 | 5 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 5 | 5 | 6 | 7 | 7 | 8 | 8 | 8 | 9 | 8 | 8 | 8 |
| Wind Dir | S | SSE | SSE | SSE | S | S | S | S | S | S | SSW | SSW | SSW | SSW | SSW | SSW | SW | SW | SW | SW | SW | SW | WSW | WSW |
| Gust | 13 | 14 | 14 | 14 | 14 | 13 | ||||||||||||||||||
| Sky Cover (%) | 39 | 36 | 34 | 29 | 25 | 21 | 23 | 25 | 27 | 35 | 44 | 51 | 48 | 44 | 41 | 43 | 45 | 46 | 44 | 41 | 38 | 44 | 50 | 57 |
| Precipitation Potential (%) | 8 | 8 | 8 | 8 | 8 | 10 | 10 | 10 | 10 | 10 | 10 | 13 | 13 | 13 | 13 | 13 | 13 | 40 | 40 | 40 | 40 | 40 | 40 | 53 |
| Relative Humidity (%) | 56 | 61 | 71 | 76 | 80 | 83 | 86 | 87 | 88 | 89 | 90 | 92 | 86 | 79 | 73 | 68 | 64 | 61 | 58 | 55 | 54 | 55 | 58 | 62 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc | Chc | Chc | Chc | Chc |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc | Chc | Chc | Chc | Chc |
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