| Point Forecast: San Antonio International Airport TX 29.53N 98.45W (Elev. 771 ft) |
Last Update: 11:01 pm CDT Jul 13, 2025 |
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| Date | 07/13 | 07/14 | ||||||||||||||||||||||
| Hour (CDT) | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 |
| Temperature (°F) | 78 | 77 | 76 | 77 | 76 | 76 | 76 | 76 | 76 | 77 | 79 | 82 | 85 | 84 | 87 | 89 | 91 | 91 | 90 | 88 | 86 | 84 | 82 | 80 |
| Dewpoint (°F) | 73 | 74 | 73 | 73 | 73 | 74 | 74 | 74 | 74 | 74 | 75 | 75 | 75 | 75 | 75 | 75 | 74 | 74 | 74 | 73 | 73 | 73 | 72 | 72 |
| Heat Index (°F) | 78 | 77 | 76 | 77 | 76 | 76 | 76 | 76 | 76 | 77 | 79 | 88 | 93 | 93 | 97 | 99 | 101 | 101 | 99 | 96 | 94 | 90 | 87 | 84 |
| Surface Wind (mph) | 6 | 5 | 6 | 6 | 6 | 6 | 6 | 5 | 5 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 8 | 9 | 9 | 9 | 8 | 8 |
| Wind Dir | ESE | ESE | ESE | SE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | S | SSE | SSE | SSE | SSE | SSE | SSE | SE | SE | ESE | ESE | SE | SE |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 73 | 67 | 64 | 67 | 82 | 81 | 78 | 81 | 80 | 86 | 79 | 71 | 76 | 75 | 74 | 58 | 60 | 59 | 65 | 60 | 57 | 61 | 53 | 49 |
| Precipitation Potential (%) | 17 | 17 | 11 | 11 | 11 | 9 | 9 | 9 | 10 | 10 | 10 | 16 | 16 | 16 | 25 | 25 | 25 | 31 | 31 | 31 | 15 | 15 | 15 | 10 |
| Relative Humidity (%) | 85 | 90 | 90 | 86 | 91 | 93 | 92 | 94 | 92 | 91 | 87 | 80 | 74 | 74 | 67 | 63 | 59 | 57 | 59 | 62 | 65 | 69 | 72 | 77 |
| Rain | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | Chc | Chc | Chc | Chc | Chc | Chc | SChc | SChc | SChc | -- |
| Thunder | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc | Chc | Chc | Chc | SChc | SChc | SChc | -- |
| Date | 07/15 | |||||||||||||||||||||||
| Hour (CDT) | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 |
| Temperature (°F) | 80 | 79 | 78 | 78 | 77 | 77 | 77 | 77 | 76 | 78 | 80 | 82 | 85 | 88 | 90 | 92 | 93 | 94 | 93 | 92 | 89 | 87 | 84 | 82 |
| Dewpoint (°F) | 72 | 73 | 73 | 73 | 74 | 74 | 74 | 74 | 74 | 74 | 75 | 75 | 75 | 75 | 74 | 73 | 72 | 72 | 72 | 73 | 73 | 73 | 72 | 72 |
| Heat Index (°F) | 84 | 82 | 78 | 78 | 77 | 77 | 77 | 77 | 76 | 78 | 84 | 89 | 93 | 97 | 99 | 101 | 102 | 102 | 102 | 100 | 98 | 94 | 90 | 87 |
| Surface Wind (mph) | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 6 | 6 | 6 | 7 | 8 | 9 | 9 | 10 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 9 | 9 |
| Wind Dir | SE | SE | SSE | SSE | SSE | SSE | SSE | SSE | SE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SE | SE | SE | SE | SE |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 48 | 46 | 45 | 58 | 70 | 83 | 86 | 90 | 93 | 84 | 75 | 66 | 59 | 53 | 46 | 43 | 40 | 37 | 42 | 46 | 51 | 47 | 42 | 38 |
| Precipitation Potential (%) | 10 | 10 | 4 | 4 | 4 | 5 | 5 | 5 | 8 | 8 | 8 | 8 | 8 | 8 | 15 | 15 | 15 | 15 | 15 | 15 | 6 | 6 | 6 | 6 |
| Relative Humidity (%) | 77 | 81 | 85 | 86 | 90 | 91 | 91 | 91 | 92 | 90 | 86 | 79 | 72 | 65 | 60 | 54 | 51 | 49 | 51 | 54 | 59 | 63 | 67 | 72 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | SChc | SChc | SChc | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | SChc | SChc | SChc | -- | -- | -- | -- |
