San Francisco, CA Hourly Forecast
San Francisco temperature trend - Next 24 hours
The next 24 hours at a glance
- Warmest hour: 4 PM - around 66°
- Coolest hour: 9 PM - around 56°
- Highest rain chance: 9 PM (32%) - pack accordingly
- UV peak: 1 PM at index 9 - sun protection recommended
- Windiest: 5 PM at 13 mph
San Francisco hourly weather - Thursday, August 6
In San Francisco, expect a high near 66°F (19°C) around 4 PM and a low of 56°F (13°C) near 9 PM; precipitation risk peaks at 32% around 9 PM.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 12 PM | Cloudy | 62° | 61° | 25% | 8 mph W | 88% | 8 | |
| 1 PM | Partly Cloudy | 64° | 62° | 13% | 10 mph WSW | 83% | 9 | |
| 2 PM | Partly Cloudy | 65° | 61° | 11% | 12 mph W | 79% | 9 | |
| 3 PM | Partly Cloudy | 66° | 62° | 13% | 12 mph W | 82% | 7 | |
| 4 PM | Partly Cloudy | 66° | 62° | 11% | 12 mph WSW | 80% | 5 | |
| 5 PM | Partly Cloudy | 64° | 60° | 13% | 13 mph W | 83% | 3 | |
| 6 PM | Partly Cloudy | 62° | 57° | 17% | 12 mph WSW | 87% | 1 | |
| 7 PM | Overcast | 59° | 54° | 29% | 12 mph W | 94% | 0 | |
| 8 PM | Cloudy | 56° | 53° | 28% | 9 mph W | 97% | 0 | |
| 9 PM | Overcast | 56° | 54° | 32% | 7 mph W | 99% | 0 | |
| 10 PM | Clear | 59° | 57° | 12% | 6 mph WSW | 86% | 0 | |
| 11 PM | Clear | 58° | 56° | 13% | 6 mph WSW | 88% | 0 |
San Francisco hourly weather - Friday, August 7
In San Francisco, expect a high near 69°F (21°C) around 2 PM and a low of 56°F (14°C) near 6 AM; precipitation risk peaks at 22% around 8 AM.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 12 AM | Clear | 58° | 56° | 14% | 5 mph W | 89% | 0 | |
| 1 AM | Clear | 58° | 56° | 14% | 5 mph WSW | 90% | 0 | |
| 2 AM | Clear | 58° | 56° | 15% | 6 mph W | 91% | 0 | |
| 3 AM | Clear | 57° | 55° | 16% | 6 mph W | 91% | 0 | |
| 4 AM | Partly Cloudy | 57° | 55° | 16% | 6 mph W | 92% | 0 | |
| 5 AM | Partly Cloudy | 57° | 55° | 17% | 5 mph WSW | 91% | 0 | |
| 6 AM | Partly Cloudy | 56° | 55° | 18% | 5 mph WSW | 91% | 0 | |
| 7 AM | Partly Cloudy | 57° | 56° | 18% | 5 mph WSW | 90% | 0 | |
| 8 AM | Cloudy | 58° | 57° | 22% | 4 mph WSW | 84% | 1 | |
| 9 AM | Partly Cloudy | 60° | 59° | 13% | 5 mph WSW | 78% | 2 | |
| 10 AM | Partly Cloudy | 63° | 61° | 9% | 5 mph WSW | 73% | 4 | |
| 11 AM | Partly Cloudy | 65° | 63° | 7% | 6 mph WSW | 68% | 6 | |
| 12 PM | Sunny | 67° | 64° | 5% | 7 mph WSW | 65% | 8 | |
| 1 PM | Sunny | 68° | 65° | 4% | 8 mph WSW | 62% | 9 | |
| 2 PM | Sunny | 69° | 66° | 4% | 10 mph WSW | 62% | 9 | |
| 3 PM | Sunny | 69° | 64° | 4% | 12 mph WSW | 62% | 7 | |
| 4 PM | Sunny | 68° | 63° | 5% | 12 mph WSW | 64% | 5 | |
| 5 PM | Sunny | 67° | 62° | 5% | 11 mph WSW | 66% | 3 | |
| 6 PM | Sunny | 65° | 61° | 6% | 10 mph WSW | 68% | 1 | |
| 7 PM | Sunny | 64° | 60° | 7% | 10 mph WSW | 72% | 0 | |
| 8 PM | Sunny | 62° | 58° | 8% | 9 mph WSW | 77% | 0 | |
| 9 PM | Clear | 60° | 57° | 10% | 8 mph WSW | 81% | 0 | |
| 10 PM | Clear | 60° | 57° | 11% | 7 mph WSW | 83% | 0 | |
| 11 PM | Clear | 59° | 57° | 11% | 7 mph WSW | 84% | 0 |
San Francisco hourly weather - Saturday, August 8
In San Francisco, expect a high near 70°F (21°C) around 3 PM and a low of 58°F (15°C) near 6 AM, with no meaningful precipitation risk.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 12 AM | Clear | 59° | 57° | 12% | 7 mph WSW | 86% | 0 | |
| 1 AM | Clear | 59° | 57° | 12% | 7 mph WSW | 87% | 0 | |
| 2 AM | Clear | 59° | 57° | 12% | 6 mph WSW | 87% | 0 | |
| 3 AM | Clear | 59° | 57° | 12% | 6 mph SW | 87% | 0 | |
| 4 AM | Clear | 59° | 57° | 12% | 6 mph SW | 88% | 0 | |
| 5 AM | Clear | 59° | 57° | 12% | 6 mph SW | 88% | 0 | |
| 6 AM | Clear | 58° | 57° | 12% | 6 mph SW | 88% | 0 | |
| 7 AM | Sunny | 59° | 57° | 13% | 5 mph SW | 86% | 0 | |
| 8 AM | Sunny | 61° | 59° | 10% | 5 mph SW | 81% | 1 | |
| 9 AM | Sunny | 63° | 62° | 8% | 5 mph SW | 75% | 2 | |
| 10 AM | Sunny | 66° | 64° | 6% | 6 mph SW | 70% | 4 | |
| 11 AM | Sunny | 67° | 66° | 5% | 6 mph WSW | 67% | 6 | |
| 12 PM | Sunny | 69° | 66° | 4% | 7 mph WSW | 64% | 8 | |
| 1 PM | Sunny | 69° | 66° | 4% | 8 mph WSW | 63% | 9 | |
| 2 PM | Sunny | 70° | 66° | 4% | 9 mph WSW | 61% | 9 | |
| 3 PM | Sunny | 70° | 66° | 4% | 10 mph WSW | 60% | 7 | |
| 4 PM | Sunny | 69° | 65° | 3% | 10 mph WSW | 60% | 5 | |
| 5 PM | Sunny | 68° | 63° | 4% | 11 mph WSW | 62% | 3 | |
| 6 PM | Sunny | 66° | 62° | 4% | 10 mph WSW | 65% | 1 | |
| 7 PM | Sunny | 65° | 60° | 5% | 10 mph WSW | 69% | 0 | |
| 8 PM | Sunny | 63° | 59° | 7% | 9 mph SW | 74% | 0 | |
| 9 PM | Clear | 62° | 59° | 8% | 8 mph SW | 77% | 0 | |
| 10 PM | Clear | 62° | 58° | 8% | 8 mph SW | 77% | 0 | |
| 11 PM | Clear | 61° | 58° | 8% | 8 mph SW | 77% | 0 |
Quick answers for the hours ahead
What is the warmest hour in San Francisco today?
Will it rain in San Francisco tonight?
When is the UV index highest in San Francisco today?
San Francisco hour-by-hour: what to expect
Over the next 24 hours in San Francisco, temperatures range from 56°F (13°C) around 9 PM up to 66°F (19°C) near 4 PM - right in line with the typical August high of 68°F (20°C).
A stray shower can't be ruled out - Rain chances top out at 32% around 9 PM. UV reaches 9 (1 PM) - sun protection recommended through midday.
The “feels like” column blends humidity and wind into an apparent temperature - see how it works in our feels-like temperature guide. Planning further ahead? Check the San Francisco 14-day forecast or the monthly climate averages.