San Diego, CA Hourly Forecast
San Diego temperature trend - Next 24 hours
The next 24 hours at a glance
- Warmest hour: 3 PM - around 80°
- Coolest hour: 6 AM - around 72°
- Rain risk: low all day (peaks at 7%)
- UV peak: 1 PM at index 11 - sun protection recommended
- Windiest: 5 PM at 12 mph
San Diego hourly weather - Sunday, August 16
In San Diego, expect a high near 77°F (25°C) around 5 PM and a low of 74°F (23°C) near 11 PM, with no meaningful precipitation risk.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 5 PM | Sunny | 77° | 75° | 3% | 12 mph WNW | 59% | 2 | |
| 6 PM | Sunny | 77° | 75° | 3% | 10 mph NW | 60% | 1 | |
| 7 PM | Sunny | 76° | 76° | 4% | 8 mph NW | 61% | 0 | |
| 8 PM | Clear | 75° | 75° | 4% | 8 mph NW | 64% | 0 | |
| 9 PM | Clear | 75° | 75° | 4% | 8 mph NW | 65% | 0 | |
| 10 PM | Clear | 74° | 74° | 5% | 8 mph NW | 67% | 0 | |
| 11 PM | Clear | 74° | 74° | 5% | 8 mph NW | 68% | 0 |
San Diego hourly weather - Monday, August 17
In San Diego, expect a high near 80°F (27°C) around 3 PM and a low of 72°F (22°C) near 6 AM, with no meaningful precipitation risk.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 12 AM | Clear | 73° | 73° | 6% | 8 mph NW | 70% | 0 | |
| 1 AM | Clear | 73° | 73° | 6% | 7 mph NNW | 69% | 0 | |
| 2 AM | Clear | 73° | 73° | 6% | 7 mph NNW | 70% | 0 | |
| 3 AM | Clear | 73° | 74° | 6% | 6 mph NNW | 70% | 0 | |
| 4 AM | Clear | 73° | 74° | 6% | 6 mph NW | 70% | 0 | |
| 5 AM | Clear | 72° | 74° | 6% | 6 mph NW | 72% | 0 | |
| 6 AM | Clear | 72° | 74° | 6% | 6 mph NW | 72% | 0 | |
| 7 AM | Sunny | 72° | 73° | 7% | 6 mph NW | 72% | 0 | |
| 8 AM | Sunny | 73° | 74° | 6% | 6 mph NW | 69% | 1 | |
| 9 AM | Sunny | 75° | 76° | 4% | 6 mph NW | 65% | 3 | |
| 10 AM | Sunny | 77° | 77° | 4% | 6 mph WNW | 61% | 6 | |
| 11 AM | Sunny | 79° | 79° | 3% | 7 mph WNW | 57% | 8 | |
| 12 PM | Sunny | 79° | 80° | 3% | 10 mph W | 56% | 10 | |
| 1 PM | Sunny | 80° | 81° | 3% | 10 mph W | 55% | 11 | |
| 2 PM | Sunny | 80° | 81° | 2% | 10 mph W | 54% | 10 | |
| 3 PM | Sunny | 80° | 81° | 2% | 10 mph W | 53% | 7 | |
| 4 PM | Sunny | 80° | 81° | 2% | 10 mph WNW | 54% | 5 | |
| 5 PM | Sunny | 80° | 81° | 2% | 7 mph WNW | 53% | 2 | |
| 6 PM | Sunny | 80° | 81° | 2% | 8 mph WNW | 53% | 1 | |
| 7 PM | Sunny | 78° | 78° | 3% | 10 mph WNW | 59% | 0 | |
| 8 PM | Clear | 76° | 77° | 4% | 7 mph NW | 63% | 0 | |
| 9 PM | Clear | 77° | 78° | 4% | 5 mph WNW | 63% | 0 | |
| 10 PM | Clear | 76° | 77° | 4% | 6 mph WNW | 65% | 0 | |
| 11 PM | Clear | 75° | 77° | 5% | 5 mph WNW | 67% | 0 |
San Diego hourly weather - Tuesday, August 18
In San Diego, expect a high near 80°F (27°C) around 1 PM and a low of 73°F (23°C) near 6 AM, with no meaningful precipitation risk.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 12 AM | Clear | 75° | 77° | 5% | 5 mph WNW | 69% | 0 | |
| 1 AM | Clear | 74° | 77° | 6% | 5 mph WNW | 70% | 0 | |
| 2 AM | Clear | 74° | 77° | 6% | 4 mph WNW | 72% | 0 | |
| 3 AM | Clear | 74° | 77° | 6% | 3 mph WNW | 72% | 0 | |
| 4 AM | Clear | 74° | 77° | 6% | 4 mph W | 72% | 0 | |
| 5 AM | Clear | 73° | 76° | 7% | 5 mph WNW | 73% | 0 | |
| 6 AM | Clear | 73° | 76° | 7% | 4 mph WNW | 74% | 0 | |
| 7 AM | Sunny | 73° | 76° | 7% | 3 mph WNW | 74% | 0 | |
| 8 AM | Sunny | 75° | 78° | 5% | 3 mph WNW | 70% | 1 | |
| 9 AM | Sunny | 76° | 78° | 4% | 5 mph W | 65% | 3 | |
| 10 AM | Sunny | 78° | 79° | 4% | 6 mph W | 61% | 6 | |
| 11 AM | Sunny | 79° | 81° | 3% | 7 mph W | 58% | 8 | |
| 12 PM | Sunny | 80° | 82° | 3% | 8 mph W | 57% | 10 | |
| 1 PM | Sunny | 80° | 82° | 3% | 9 mph WSW | 57% | 10 | |
| 2 PM | Sunny | 80° | 82° | 3% | 10 mph W | 57% | 10 | |
| 3 PM | Sunny | 80° | 82° | 3% | 8 mph W | 56% | 7 | |
| 4 PM | Sunny | 80° | 82° | 3% | 7 mph W | 55% | 4 | |
| 5 PM | Sunny | 80° | 81° | 3% | 7 mph W | 55% | 2 | |
| 6 PM | Sunny | 79° | 80° | 3% | 7 mph W | 60% | 1 | |
| 7 PM | Sunny | 78° | 80° | 4% | 7 mph WNW | 63% | 0 | |
| 8 PM | Clear | 77° | 79° | 4% | 4 mph W | 64% | 0 | |
| 9 PM | Clear | 76° | 79° | 5% | 5 mph W | 68% | 0 | |
| 10 PM | Clear | 76° | 79° | 6% | 4 mph W | 70% | 0 | |
| 11 PM | Clear | 76° | 78° | 5% | 4 mph SW | 67% | 0 |
Quick answers for the hours ahead
What is the warmest hour in San Diego today?
Will it rain in San Diego tonight?
When is the UV index highest in San Diego today?
San Diego hour-by-hour: what to expect
Over the next 24 hours in San Diego, temperatures range from 72°F (22°C) around 6 AM up to 80°F (27°C) near 3 PM - right in line with the typical August high of 78°F (26°C).
Precipitation chances stay minimal throughout, so plans can skip the umbrella. UV reaches 11 (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 Diego 14-day forecast or the monthly climate averages.