5-day weather forecast San Francisco 18-07-2026
Weather forecast San Francisco tomorrow 18.07.2026: sunny, temperature from 13 °C to 18 °C.
Precipitation probability 24%. Wind up to 6.19 m/s (gusts 7.39 m/s). Air humidity 68–89%, atmospheric pressure 761–762 mm Hg, UV index up to 9.9.
Sunrise 06:02
Sunset 20:29
Sunset 20:29
Waxing Crescent23% illuminated
Moonrise 10:51 · Moonset 23:09
Moonrise 10:51 · Moonset 23:09
Chart
Table
| Temperature | Rain chance | Cloud cover | Humidity | Pressure | Wind | UV Index | ||
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Partly cloudy | 14 °C | 15% | 30% | 87% | 761 mm Hg | WSW 249° 4.19 (5.78) m/s | 0 |
| 01:00 | Partly cloudy | 13 °C | 15% | 34% | 87% | 761 mm Hg | WSW 250° 4.31 (5.92) m/s | 0 |
| 02:00 | Partly cloudy | 13 °C | 15% | 33% | 86% | 761 mm Hg | WSW 250° 4.11 (5.58) m/s | 0 |
| 03:00 | Partly cloudy | 14 °C | 15% | 31% | 86% | 761 mm Hg | WSW 247° 3.81 (5.22) m/s | 0 |
| 04:00 |  Patchy rain possible | 14 °C | 21% (0.01 mm/hr) | 71% | 86% | 761 mm Hg | WSW 244° 3.81 (5.25) m/s | 0 |
| 05:00 | Patchy rain possible | 13 °C | 24% (0.01 mm/hr) | 80% | 86% | 761 mm Hg | WSW 241° 3.61 (5.03) m/s | 0 |
| 06:00 | Patchy rain possible | 13 °C | 22% (0.02 mm/hr) | 71% | 86% | 761 mm Hg | SW 233° 3.39 (4.78) m/s | 0 |
| 07:00 |  Patchy rain possible | 14 °C | 24% (0.01 mm/hr) | 83% | 85% | 762 mm Hg | SW 225° 3.31 (4.47) m/s | 0.2 |
| 08:00 | Patchy rain possible | 14 °C | 22% (0.01 mm/hr) | 82% | 82% | 762 mm Hg | SW 227° 3.5 (4.47) m/s | 0.9 |
| 09:00 | Patchy rain possible | 15 °C | 18% (0.01 mm/hr) | 75% | 77% | 762 mm Hg | SW 232° 3.69 (4.39) m/s | 2.3 |
| 10:00 |  Sunny | 16 °C | 7% | 0% | 73% | 762 mm Hg | SW 236° 3.5 (4.03) m/s | 4.4 |
| 11:00 | Sunny | 17 °C | 6% | 0% | 70% | 762 mm Hg | WSW 241° 3.89 (4.5) m/s | 6.7 |
| 12:00 | Sunny | 17 °C | 5% | 0% | 68% | 762 mm Hg | WSW 246° 4.39 (5.06) m/s | 8.8 |
| 13:00 | Sunny | 18 °C | 5% | 0% | 68% | 762 mm Hg | WSW 251° 4.89 (5.64) m/s | 9.9 |
| 14:00 | Sunny | 18 °C | 5% | 0% | 68% | 762 mm Hg | WSW 254° 5.31 (6.11) m/s | 9.6 |
| 15:00 | Sunny | 17 °C | 5% | 0% | 69% | 762 mm Hg | WSW 257° 5.89 (6.78) m/s | 8 |
| 16:00 | Sunny | 17 °C | 6% | 0% | 70% | 761 mm Hg | WSW 258° 6.19 (7.25) m/s | 5.7 |
| 17:00 | Sunny | 17 °C | 6% | 0% | 72% | 761 mm Hg | W 259° 6.19 (7.39) m/s | 3.3 |
| 18:00 | Sunny | 16 °C | 7% | 0% | 74% | 761 mm Hg | W 260° 5.89 (7.39) m/s | 1.5 |
| 19:00 | Sunny | 15 °C | 9% | 2% | 78% | 761 mm Hg | W 262° 5.61 (7.39) m/s | 0.5 |
| 20:00 | Sunny | 14 °C | 12% | 18% | 84% | 761 mm Hg | W 265° 5.19 (7.19) m/s | 0 |
| 21:00 | Partly cloudy | 14 °C | 17% | 39% | 89% | 761 mm Hg | W 266° 4.81 (6.86) m/s | 0 |
| 22:00 | Partly cloudy | 14 °C | 17% | 42% | 89% | 761 mm Hg | W 263° 4.39 (6.14) m/s | 0 |
| 23:00 | Partly cloudy | 14 °C | 17% | 40% | 88% | 761 mm Hg | WSW 258° 4.11 (5.61) m/s | 0 |
San Francisco on the map
Data Sources & Methodology
Our weather forecasts are powered by a professional weather data provider that aggregates data from national weather services, satellite observations, radar networks, and over 80,000 weather stations worldwide. Forecast data is updated multiple times daily. We convert raw data into clear summaries — wind speed in m/s, pressure in mmHg — so you can plan your day with confidence.