5-day weather forecast San Francisco 27-06-2026
Weather forecast San Francisco tomorrow 27.06.2026: sunny, temperature from 13 °C to 17 °C.
Precipitation probability 34%. Wind up to 10.61 m/s (gusts 12.94 m/s). Air humidity 57–93%, atmospheric pressure 759–761 mm Hg, UV index up to 9.6.
Weather Alerts
Hide alertsSmall Craft Advisory issued June 25 at 1:21PM PDT until June 27 at 3:00AM PDT by NWS San Francisco CA
Small Craft Advisory
* WHAT...West winds 10 to 20 kt with gusts to 25 kt and choppy
waters expected.
* WHERE...San Francisco Bay South of the Bay Bridge.
* WHEN...From 3 PM this afternoon to 3 AM PDT Saturday.
* IMPACTS...Conditions will be hazardous to small craft.
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
Small Craft Advisory issued June 25 at 8:38PM PDT until June 27 at 3:00AM PDT by NWS San Francisco CA
Small Craft Advisory
* WHAT...West winds 15 to 25 kt and choppy waters.
* WHERE...San Francisco Bay South of the Bay Bridge.
* WHEN...Until 3 AM PDT Saturday.
* IMPACTS...Conditions will be hazardous to small craft.
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
Sunrise 05:49
Sunset 20:35
Sunset 20:35
Full Moon97% illuminated
Moonrise 19:31 · Moonset 03:47
Moonrise 19:31 · Moonset 03:47
Chart
Table
| Temperature | Rain chance | Cloud cover | Humidity | Pressure | Wind | UV Index | ||
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Patchy rain possible | 15 °C | 34% (0.04 mm/hr) | 91% | 93% | 760 mm Hg | WSW 250° 4.69 (6.67) m/s | 0 |
| 01:00 | Patchy rain possible | 15 °C | 33% (0.04 mm/hr) | 85% | 93% | 760 mm Hg | WSW 249° 4.61 (6.58) m/s | 0 |
| 02:00 | Patchy rain possible | 15 °C | 26% (0.02 mm/hr) | 69% | 93% | 760 mm Hg | WSW 250° 4.31 (6.06) m/s | 0 |
| 03:00 | Patchy rain possible | 15 °C | 31% (0.08 mm/hr) | 73% | 90% | 760 mm Hg | WSW 258° 3.89 (5.53) m/s | 0 |
| 04:00 | Patchy rain possible | 15 °C | 26% (0.05 mm/hr) | 79% | 85% | 760 mm Hg | W 270° 4.31 (6.53) m/s | 0 |
| 05:00 | Patchy rain possible | 15 °C | 20% (0.01 mm/hr) | 86% | 77% | 759 mm Hg | W 272° 5 (7.28) m/s | 0 |
| 06:00 |  Patchy rain possible | 15 °C | 17% (0.01 mm/hr) | 70% | 77% | 759 mm Hg | W 271° 5.11 (7.42) m/s | 0 |
| 07:00 | Patchy rain possible | 15 °C | 15% (0.02 mm/hr) | 62% | 76% | 760 mm Hg | W 271° 5.31 (7.44) m/s | 0.3 |
| 08:00 | Patchy rain possible | 15 °C | 16% (0.01 mm/hr) | 72% | 74% | 761 mm Hg | W 269° 5.61 (7.5) m/s | 0.8 |
| 09:00 | Patchy rain possible | 16 °C | 16% (0.01 mm/hr) | 77% | 71% | 761 mm Hg | W 270° 5.81 (7.42) m/s | 2.1 |
| 10:00 |  Sunny | 16 °C | 6% | 20% | 67% | 761 mm Hg | W 276° 6.61 (8.03) m/s | 4.1 |
| 11:00 | Sunny | 16 °C | 4% | 0% | 64% | 761 mm Hg | W 275° 7.19 (8.28) m/s | 7 |
| 12:00 | Sunny | 16 °C | 4% | 0% | 60% | 761 mm Hg | W 274° 7.61 (8.75) m/s | 8.8 |
| 13:00 | Sunny | 17 °C | 3% | 0% | 58% | 761 mm Hg | W 272° 8 (9.19) m/s | 9.6 |
| 14:00 | Sunny | 17 °C | 3% | 0% | 58% | 761 mm Hg | W 271° 8.81 (10.11) m/s | 9.1 |
| 15:00 | Sunny | 16 °C | 3% | 0% | 57% | 761 mm Hg | W 272° 9.19 (10.58) m/s | 7.6 |
| 16:00 | Sunny | 16 °C | 4% | 0% | 60% | 760 mm Hg | W 272° 9.5 (10.92) m/s | 5.4 |
| 17:00 | Sunny | 16 °C | 4% | 0% | 62% | 760 mm Hg | W 277° 10.11 (11.61) m/s | 3.2 |
| 18:00 | Sunny | 15 °C | 5% | 0% | 65% | 759 mm Hg | W 281° 10.61 (12.67) m/s | 1.5 |
| 19:00 | Sunny | 15 °C | 5% | 0% | 68% | 759 mm Hg | WNW 284° 10.19 (12.86) m/s | 0.5 |
| 20:00 | Sunny | 14 °C | 7% | 0% | 72% | 759 mm Hg | WNW 287° 9.69 (12.94) m/s | 0 |
| 21:00 |  Clear | 14 °C | 8% | 0% | 77% | 760 mm Hg | WNW 287° 9.11 (12.83) m/s | 0 |
| 22:00 | Clear | 14 °C | 8% | 0% | 78% | 760 mm Hg | WNW 291° 8.5 (12.36) m/s | 0 |
| 23:00 | Clear | 13 °C | 9% | 1% | 79% | 761 mm Hg | WNW 301° 7.39 (11.08) 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.