Seattle, WA Hourly Forecast
Washington, United States 🇺🇸
52°
Clear
Feels like 51°
Updated 9 min ago
Seattle temperature trend - Next 24 hours
The next 24 hours at a glance
- Warmest hour: 3 PM - around 74°
- Coolest hour: 7 AM - around 51°
- Rain risk: low all day (peaks at 14%)
- UV peak: 1 PM at index 5 - sun protection recommended
- Windiest: 4 PM at 9 mph
Seattle hourly weather - Wednesday, September 16
In Seattle, expect a high near 74°F (24°C) around 3 PM and a low of 51°F (10°C) near 7 AM, with no meaningful precipitation risk.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 5 AM | Clear | 52° | 50° | 14% | 3 mph NE | 92% | 0 | |
| 6 AM | Clear | 51° | 49° | 14% | 3 mph NE | 91% | 0 | |
| 7 AM | Sunny | 51° | 49° | 13% | 2 mph NE | 89% | 0 | |
| 8 AM | Sunny | 53° | 51° | 9% | 2 mph NE | 80% | 0 | |
| 9 AM | Sunny | 57° | 54° | 5% | 3 mph N | 68% | 1 | |
| 10 AM | Sunny | 61° | 57° | 3% | 5 mph N | 57% | 2 | |
| 11 AM | Sunny | 65° | 61° | 2% | 6 mph N | 49% | 3 | |
| 12 PM | Sunny | 69° | 64° | 1% | 7 mph N | 42% | 4 | |
| 1 PM | Sunny | 72° | 67° | 1% | 6 mph N | 37% | 5 | |
| 2 PM | Sunny | 74° | 69° | 1% | 7 mph N | 34% | 4 | |
| 3 PM | Sunny | 74° | 69° | 1% | 8 mph NNW | 34% | 4 | |
| 4 PM | Sunny | 73° | 67° | 1% | 9 mph NNW | 36% | 2 | |
| 5 PM | Sunny | 72° | 66° | 1% | 8 mph NNW | 39% | 1 | |
| 6 PM | Sunny | 69° | 64° | 1% | 7 mph N | 44% | 0 | |
| 7 PM | Sunny | 65° | 61° | 2% | 6 mph N | 53% | 0 | |
| 8 PM | Clear | 62° | 59° | 4% | 5 mph NNE | 60% | 0 | |
| 9 PM | Clear | 61° | 58° | 4% | 4 mph NNE | 65% | 0 | |
| 10 PM | Clear | 60° | 57° | 5% | 4 mph NNE | 68% | 0 | |
| 11 PM | Clear | 59° | 56° | 6% | 4 mph NNE | 71% | 0 |
Seattle hourly weather - Thursday, September 17
In Seattle, expect a high near 76°F (24°C) around 3 PM and a low of 53°F (12°C) near 7 AM, with no meaningful precipitation risk.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 12 AM | Clear | 58° | 56° | 7% | 3 mph NNE | 74% | 0 | |
| 1 AM | Clear | 57° | 55° | 8% | 3 mph NNE | 76% | 0 | |
| 2 AM | Clear | 56° | 54° | 9% | 3 mph NNE | 79% | 0 | |
| 3 AM | Clear | 55° | 54° | 10% | 2 mph NNE | 81% | 0 | |
| 4 AM | Clear | 55° | 53° | 10% | 3 mph NNE | 82% | 0 | |
| 5 AM | Clear | 54° | 52° | 11% | 3 mph NNE | 83% | 0 | |
| 6 AM | Clear | 54° | 52° | 11% | 3 mph NNE | 84% | 0 | |
| 7 AM | Sunny | 53° | 51° | 11% | 2 mph NNE | 85% | 0 | |
| 8 AM | Sunny | 55° | 53° | 8% | 2 mph NNE | 76% | 0 | |
| 9 AM | Sunny | 59° | 57° | 5% | 2 mph N | 66% | 1 | |
| 10 AM | Sunny | 63° | 61° | 3% | 3 mph N | 58% | 2 | |
| 11 AM | Sunny | 67° | 65° | 2% | 4 mph N | 51% | 3 | |
| 12 PM | Sunny | 71° | 68° | 1% | 4 mph NNW | 45% | 4 | |
| 1 PM | Sunny | 74° | 71° | 1% | 4 mph NNW | 40% | 5 | |
| 2 PM | Sunny | 75° | 72° | 1% | 5 mph NNW | 38% | 4 | |
| 3 PM | Sunny | 76° | 73° | 1% | 5 mph NNW | 36% | 3 | |
| 4 PM | Sunny | 76° | 73° | 1% | 5 mph NNW | 36% | 2 | |
| 5 PM | Sunny | 75° | 71° | 1% | 5 mph NNW | 36% | 1 | |
| 6 PM | Sunny | 72° | 69° | 1% | 4 mph N | 39% | 0 | |
| 7 PM | Sunny | 68° | 66° | 2% | 3 mph NNE | 47% | 0 | |
| 8 PM | Clear | 66° | 64° | 2% | 3 mph NNE | 51% | 0 | |
| 9 PM | Clear | 64° | 63° | 3% | 1 mph NNW | 55% | 0 | |
| 10 PM | Smoky haze | 63° | 62° | 3% | 1 mph SSW | 58% | 0 | |
| 11 PM | Smoky haze | 61° | 58° | 4% | 4 mph S | 60% | 0 |
Seattle hourly weather - Friday, September 18
In Seattle, expect a high near 72°F (22°C) around 4 PM and a low of 53°F (11°C) near 7 AM; precipitation risk peaks at 19% around 7 AM.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 12 AM | Clear | 59° | 55° | 6% | 5 mph S | 70% | 0 | |
| 1 AM | Smoky haze | 57° | 55° | 8% | 4 mph SSW | 77% | 0 | |
| 2 AM | Smoky haze | 57° | 54° | 9% | 4 mph SSW | 79% | 0 | |
| 3 AM | Smoky haze | 56° | 54° | 9% | 4 mph S | 80% | 0 | |
| 4 AM | Smoky haze | 55° | 52° | 10% | 5 mph S | 82% | 0 | |
| 5 AM | Smoky haze | 54° | 52° | 12% | 5 mph S | 85% | 0 | |
| 6 AM | Smoky haze | 53° | 51° | 15% | 4 mph S | 88% | 0 | |
| 7 AM | Smoky haze | 53° | 51° | 19% | 5 mph S | 89% | 0 | |
| 8 AM | Cloudy | 54° | 52° | 19% | 5 mph S | 85% | 0 | |
| 9 AM | Cloudy | 57° | 54° | 18% | 5 mph SSW | 78% | 1 | |
| 10 AM | Cloudy | 59° | 56° | 13% | 6 mph SSW | 73% | 1 | |
| 11 AM | Sunny | 62° | 59° | 5% | 5 mph SW | 64% | 3 | |
| 12 PM | Sunny | 66° | 63° | 3% | 5 mph SW | 54% | 4 | |
| 1 PM | Sunny | 69° | 65° | 2% | 6 mph SW | 48% | 5 | |
| 2 PM | Sunny | 71° | 67° | 1% | 6 mph SW | 44% | 4 | |
| 3 PM | Sunny | 72° | 68° | 1% | 5 mph SW | 41% | 4 | |
| 4 PM | Sunny | 72° | 68° | 1% | 5 mph WSW | 40% | 2 | |
| 5 PM | Sunny | 72° | 68° | 1% | 5 mph WSW | 41% | 1 | |
| 6 PM | Sunny | 70° | 67° | 1% | 5 mph WSW | 44% | 0 | |
| 7 PM | Sunny | 66° | 64° | 2% | 4 mph WSW | 53% | 0 | |
| 8 PM | Clear | 63° | 62° | 4% | 3 mph WSW | 61% | 0 | |
| 9 PM | Clear | 61° | 60° | 5% | 3 mph SW | 68% | 0 | |
| 10 PM | Clear | 59° | 58° | 8% | 3 mph S | 75% | 0 | |
| 11 PM | Clear | 58° | 56° | 10% | 4 mph S | 80% | 0 |
Quick answers for the hours ahead
What is the warmest hour in Seattle today?
3 PM is forecast to be the warmest, at about 74°F (24°C) with sunny.
Will it rain in Seattle tonight?
Unlikely - the evening precipitation chance stays at or below 6%.
When is the UV index highest in Seattle today?
Around 1 PM, when it reaches 5. From UV 3 upward, sun protection is recommended.
Seattle hour-by-hour: what to expect
Over the next 24 hours in Seattle, temperatures range from 51°F (10°C) around 7 AM up to 74°F (24°C) near 3 PM - about 5°F (3°C) above the typical September high of 69°F (20°C).
Precipitation chances stay minimal throughout, so plans can skip the umbrella.
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 Seattle 14-day forecast or the monthly climate averages.
Hourly forecasts nearby