San Francisco International, CA Weather Tomorrow

Get tomorrow's weather for San Francisco International plus an extended 5 day forecast providing daily precipitation forecasts, changing sky conditions, daytime highs, overnight lows, Fahrenheit and Celsius temperatures, sunrise, sunset, wind chill, and local wind details for the San Francisco International area.
Updated: Thu Oct 1st 2026 10:15 PM PDT
San Francisco International, CA Weather – 10-1 – Partly Cloudy
83° / 53°
Partly Cloudy
Daytime highs will reach 83°F with lows dropping to 53°F in San Francisco International, where skies will be cloudy. There might be light rainfall having a 18% chance with an estimated 0in. Wind will be moderate, blowing around 11mph on average and gusts of 7.2mph at 11 PM. High humidity with average of 82% is anticipated, the maximum being 82% at 11 PM and 82% being its lowest at 11 PM. Barometric pressure is its highest of 29.89inHg at 11 PM, a lowest point of 29.89inHg at 11 PM with an avg 29.89inHg.
San Francisco International, CA Weather – 10-2 – Overcast
70° / 55°

Weather Tomorrow

Overcast
Skies will be overcast in San Francisco International, with a high of 70°F and a low of 55°F. There might be light rainfall having a 19% chance. Winds will be light at 8mph and gusts of 18.3mph at 4 PM. The humidity will be on the higher side, averaging about 72%, the maximum being 83% at 1 AM and 56% being its lowest at 1 PM. Barometric pressure is its highest of 29.92inHg at 10 AM, a lowest point of 29.85inHg at 5 PM with an avg 29.88inHg.
San Francisco International, CA Weather – 10-3 – Sunny
77° / 63°
Sunny
Bright and sunny conditions in San Francisco International, with a high of 77°F and a low of 63°F. There's a very small chance of rainfall, only about 3%. Winds will be light at 8mph and gusts of 15.7mph at 3 PM. Humidity levels should be comfortable, sitting around 55% on average, the maximum being 69% at 4 AM and 38% being its lowest at 2 PM. Barometric pressure is its highest of 29.89inHg at 10 AM, a lowest point of 29.8inHg at 5 PM with an avg 29.85inHg.
San Francisco International, CA Weather – 10-4 – Sunny
73° / 63°
Sunny
It will be sunny in San Francisco International, with a high of 73°F and a low of 63°F. There's a very small chance of rainfall, only about 6%. Winds will be light at 9mph and gusts of 15.4mph at 1 AM. Humidity levels should be comfortable, sitting around 54% on average, the maximum being 72% at 11 PM and 38% being its lowest at 12 PM. Barometric pressure is its highest of 29.9inHg at 11 PM, a lowest point of 29.83inHg at 5 PM with an avg 29.85inHg.
San Francisco International, CA Weather – 10-5 – Sunny
69° / 61°
Sunny
In San Francisco International, sunshine is likely with a high near 69°F and a low around 61°F. There's a very small chance of rainfall, only about 5%. Wind will be moderate, blowing around 11mph on average and gusts of 15.7mph at 12 PM. The humidity will be on the higher side, averaging about 69%, the maximum being 79% at 11 PM and 59% being its lowest at 2 PM. Barometric pressure is its highest of 29.92inHg at 12 PM, a lowest point of 29.85inHg at 5 PM with an avg 29.89inHg.
San Francisco International, CA Weather – 10-6 – Sunny
68° / 60°
Sunny
San Francisco International may see sunshine, with daytime highs of 68°F and overnight lows near 60°F. There's a very small chance of rainfall, only about 6%. Winds will be light at 9mph and gusts of 18.1mph at 2 PM. The humidity will be on the higher side, averaging about 72%, the maximum being 82% at 5 AM and 61% being its lowest at 2 PM. Barometric pressure is its highest of 29.92inHg at 10 AM, a lowest point of 29.83inHg at 5 PM with an avg 29.87inHg.

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