San Francisco, CA Hourly Forecast
San Francisco temperature trend - Next 24 hours
The next 24 hours at a glance
- Warmest hour: 2 PM - around 68°
- Coolest hour: 2 AM - around 55°
- Highest rain chance: 11 PM (35%) - pack accordingly
- UV peak: 1 PM at index 9 - sun protection recommended
- Windiest: 5 PM at 13 mph
San Francisco hourly weather - Friday, August 7
In San Francisco, expect a high near 68°F (20°C) around 2 PM and a low of 56°F (13°C) near 11 PM; precipitation risk peaks at 35% around 11 PM.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 2 PM | Sunny | 68° | 66° | 9% | 12 mph WSW | 77% | 9 | |
| 3 PM | Sunny | 68° | 64° | 10% | 13 mph WSW | 79% | 7 | |
| 4 PM | Partly Cloudy | 66° | 62° | 12% | 13 mph WSW | 82% | 5 | |
| 5 PM | Partly Cloudy | 63° | 59° | 16% | 13 mph WSW | 87% | 3 | |
| 6 PM | Partly Cloudy | 62° | 58° | 17% | 13 mph WSW | 90% | 1 | |
| 7 PM | Partly Cloudy | 59° | 55° | 20% | 12 mph WSW | 93% | 0 | |
| 8 PM | Partly Cloudy | 58° | 54° | 20% | 11 mph WSW | 94% | 0 | |
| 9 PM | Partly Cloudy | 57° | 53° | 24% | 10 mph WSW | 96% | 0 | |
| 10 PM | Overcast | 56° | 53° | 34% | 9 mph WSW | 99% | 0 | |
| 11 PM | Overcast | 56° | 53° | 35% | 9 mph WSW | 100% | 0 |
San Francisco hourly weather - Saturday, August 8
In San Francisco, expect a high near 68°F (20°C) around 1 PM and a low of 55°F (13°C) near 2 AM; precipitation risk peaks at 35% around 12 AM.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 12 AM | Overcast | 56° | 53° | 35% | 8 mph WSW | 100% | 0 | |
| 1 AM | Overcast | 55° | 53° | 35% | 7 mph WSW | 100% | 0 | |
| 2 AM | Overcast | 55° | 53° | 35% | 7 mph SW | 100% | 0 | |
| 3 AM | Overcast | 55° | 53° | 35% | 7 mph SW | 100% | 0 | |
| 4 AM | Partly Cloudy | 58° | 55° | 16% | 7 mph SW | 90% | 0 | |
| 5 AM | Partly Cloudy | 58° | 56° | 16% | 6 mph SW | 90% | 0 | |
| 6 AM | Partly Cloudy | 58° | 56° | 16% | 6 mph SW | 90% | 0 | |
| 7 AM | Overcast | 58° | 56° | 28% | 6 mph SW | 88% | 0 | |
| 8 AM | Cloudy | 60° | 58° | 20% | 6 mph SW | 84% | 1 | |
| 9 AM | Sunny | 62° | 60° | 10% | 6 mph SW | 78% | 2 | |
| 10 AM | Sunny | 64° | 62° | 8% | 7 mph SW | 73% | 4 | |
| 11 AM | Sunny | 66° | 64° | 6% | 7 mph WSW | 69% | 6 | |
| 12 PM | Sunny | 68° | 65° | 5% | 8 mph WSW | 66% | 8 | |
| 1 PM | Sunny | 68° | 65° | 5% | 9 mph WSW | 65% | 9 | |
| 2 PM | Sunny | 68° | 64° | 4% | 10 mph WSW | 64% | 9 | |
| 3 PM | Sunny | 68° | 62° | 4% | 12 mph WSW | 65% | 7 | |
| 4 PM | Sunny | 67° | 61° | 5% | 13 mph WSW | 66% | 5 | |
| 5 PM | Sunny | 66° | 62° | 5% | 10 mph WSW | 67% | 3 | |
| 6 PM | Sunny | 66° | 61° | 5% | 10 mph WSW | 67% | 1 | |
| 7 PM | Sunny | 64° | 60° | 6% | 9 mph WSW | 70% | 0 | |
| 8 PM | Sunny | 62° | 58° | 8% | 9 mph SW | 75% | 0 | |
| 9 PM | Clear | 61° | 58° | 9% | 8 mph SW | 78% | 0 | |
| 10 PM | Clear | 61° | 58° | 9% | 8 mph SW | 78% | 0 | |
| 11 PM | Clear | 61° | 58° | 9% | 8 mph SW | 78% | 0 |
San Francisco hourly weather - Sunday, August 9
In San Francisco, expect a high near 69°F (20°C) around 1 PM and a low of 59°F (15°C) near 11 PM, with no meaningful precipitation risk.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 12 AM | Clear | 61° | 58° | 9% | 8 mph SW | 79% | 0 | |
| 1 AM | Clear | 61° | 58° | 9% | 8 mph SSW | 80% | 0 | |
| 2 AM | Clear | 60° | 57° | 10% | 7 mph SW | 81% | 0 | |
| 3 AM | Clear | 60° | 57° | 10% | 7 mph SSW | 83% | 0 | |
| 4 AM | Clear | 59° | 57° | 10% | 6 mph SSW | 83% | 0 | |
| 5 AM | Clear | 59° | 57° | 11% | 6 mph SSW | 84% | 0 | |
| 6 AM | Clear | 59° | 57° | 11% | 5 mph SSW | 84% | 0 | |
| 7 AM | Sunny | 59° | 58° | 10% | 5 mph SW | 83% | 0 | |
| 8 AM | Sunny | 61° | 60° | 8% | 4 mph SW | 77% | 1 | |
| 9 AM | Sunny | 63° | 62° | 6% | 4 mph SW | 72% | 2 | |
| 10 AM | Sunny | 65° | 64° | 5% | 5 mph WSW | 68% | 4 | |
| 11 AM | Sunny | 67° | 66° | 4% | 6 mph WSW | 65% | 7 | |
| 12 PM | Sunny | 68° | 66° | 4% | 7 mph WSW | 63% | 8 | |
| 1 PM | Sunny | 69° | 66° | 4% | 8 mph WSW | 62% | 9 | |
| 2 PM | Sunny | 68° | 64° | 4% | 9 mph W | 63% | 9 | |
| 3 PM | Sunny | 67° | 62° | 4% | 11 mph WSW | 66% | 7 | |
| 4 PM | Sunny | 66° | 60° | 5% | 12 mph WSW | 68% | 5 | |
| 5 PM | Sunny | 65° | 59° | 5% | 14 mph WSW | 69% | 3 | |
| 6 PM | Sunny | 64° | 57° | 6% | 13 mph WSW | 72% | 1 | |
| 7 PM | Sunny | 62° | 56° | 8% | 12 mph WSW | 76% | 0 | |
| 8 PM | Sunny | 60° | 55° | 10% | 11 mph WSW | 81% | 0 | |
| 9 PM | Clear | 59° | 54° | 11% | 11 mph WSW | 85% | 0 | |
| 10 PM | Clear | 59° | 54° | 12% | 10 mph WSW | 86% | 0 | |
| 11 PM | Clear | 59° | 55° | 12% | 10 mph SW | 86% | 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 55°F (13°C) around 2 AM up to 68°F (20°C) near 2 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 35% around 11 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.