Weather in Seattle now
Weather in Seattle now: 13°C, Overcast, Humidity 92%, Wind 4 km/h.
Seattle sits at 47.6° north latitude, in the temperate zone, 59 m above sea level, in the America/Los_Angeles time zone. Over the week ahead highs range from 14° to 17° and lows from 6° to 9°, averaging 11°.
Forecast rainfall totals 3 mm, and 0 of the seven days carry a chance above 50%. Today the sun rises at 07:31 and sets at 18:17: 10:46 of daylight.
| Conditions | high | low | rain | Wind | UV index | |
|---|---|---|---|---|---|---|
| Today | Light rain | 14° | 9° | 40% | 15 km/h | 1 |
| Tomorrow | Overcast | 14° | 6° | 0% | 15 km/h | 4 |
| Mon, Oct 19 | Overcast | 15° | 8° | 1% | 9 km/h | 3 |
| Tue, Oct 20 | Overcast | 14° | 7° | 1% | 16 km/h | 3 |
| Wed, Oct 21 | Overcast | 17° | 7° | 0% | 10 km/h | 3 |
| Thu, Oct 22 | Overcast | 15° | 7° | 44% | 6 km/h | 3 |
| Fri, Oct 23 | Overcast | 15° | 7° | 36% | 11 km/h | 3 |
Weather data by Open-Meteo (ECMWF, GFS, ICON models and national weather services). Updated every 15 minutes.
Weather in Seattle month by month
The table gathers the 2016-2025 climate normals for Seattle: average highs and lows, total rainfall and number of rainy days for each month of the year.
Seattle has an annual mean temperature of 11.6°. The warmest month is August, when highs sit around 24.8°; the coldest is February, with average lows of 2.3°. The 22.5° gap between those two ends of the calendar is the measure of how much the year swings here.
Rainfall totals about 1,178 mm a year, spread over roughly 151 rainy days. The wettest month is December, averaging 183.9 mm across 19 days; the driest is July, with 13.6 mm.
| Month | Average high | Average low | Rainfall | Rainy days |
|---|---|---|---|---|
| January | 7.9° | 2.6° | 175.8 mm | 18 |
| February | 7.9° | 2.3° | 125.2 mm | 15 |
| March | 10.9° | 3.7° | 108.2 mm | 16 |
| April | 13.8° | 6.1° | 84.4 mm | 14 |
| May | 17.9° | 9.4° | 55.2 mm | 11 |
| June | 20.9° | 12.1° | 50.9 mm | 8 |
| July | 24.6° | 14.5° | 13.6 mm | 3 |
| August | 24.8° | 15.1° | 25.6 mm | 5 |
| September | 20.7° | 13° | 62.7 mm | 10 |
| October | 14.9° | 8.8° | 123.8 mm | 14 |
| November | 10.5° | 5.7° | 168.6 mm | 18 |
| December | 7.7° | 3.3° | 183.9 mm | 19 |
When to visit Seattle
For travellers who plan around the weather, June–September tend to be the most comfortable stretch: average highs between 20.7° and 24.8° and rainfall below the yearly average.
What to expect each month
- In January, highs sit near 7.9° and lows near 2.6°, with about 175.8 mm of rain over 18 days.
- In February, highs sit near 7.9° and lows near 2.3°, with about 125.2 mm of rain over 15 days.
- In March, highs sit near 10.9° and lows near 3.7°, with about 108.2 mm of rain over 16 days.
- In April, highs sit near 13.8° and lows near 6.1°, with about 84.4 mm of rain over 14 days.
- In May, highs sit near 17.9° and lows near 9.4°, with about 55.2 mm of rain over 11 days.
- In June, highs sit near 20.9° and lows near 12.1°, with about 50.9 mm of rain over 8 days.
- In July, highs sit near 24.6° and lows near 14.5°, with about 13.6 mm of rain over 3 days.
- In August, highs sit near 24.8° and lows near 15.1°, with about 25.6 mm of rain over 5 days.
- In September, highs sit near 20.7° and lows near 13°, with about 62.7 mm of rain over 10 days.
- In October, highs sit near 14.9° and lows near 8.8°, with about 123.8 mm of rain over 14 days.
- In November, highs sit near 10.5° and lows near 5.7°, with about 168.6 mm of rain over 18 days.
- In December, highs sit near 7.7° and lows near 3.3°, with about 183.9 mm of rain over 19 days.
Recorded extremes
Across 2016-2025, the thermometer reached 37.9° at the top of the series and fell to -10.1° at the bottom. These are observed values, not averages: they show what the city has actually faced.
Normals computed from the ERA5 reanalysis (Copernicus/ECMWF), 2016-2025 series.
FAQ
What is the temperature in Seattle right now?
It is 13°C in Seattle right now, with overcast. It feels like 14°C.
Will it rain in Seattle today?
The peak chance of rain today is 40%, with about 2.6 mm expected.
What will the weather be tomorrow in Seattle?
Tomorrow the high is 14° and the low 6°, with overcast.
Where does the data come from and how often is it updated?
Data comes from the ECMWF, GFS and ICON models and national weather services via Open-Meteo, updated every 15 minutes.
What is the warmest month in Seattle?
The warmest month is August, with average highs of 24.8° and lows of 15.1°.
Does it rain a lot in Seattle?
The city gets about 1,178 mm a year over 151 rainy days. The wettest month is December, with 183.9 mm.
When is the best time to visit Seattle?
On weather grounds, June–September combine the most agreeable temperatures with below-average rainfall.