Yearly weather

Calculations are based on the last 8 years of historical weather data.

Weather Score #

Heat Seeker Score is a composite score designed for those who crave hot, sunny weather with minimal rainfall. It prioritizes high temperatures and abundant sunshine.

Perfect for sun worshippers, beach lovers, and those seeking warm, dry climates for outdoor activities and relaxation.

Formula optimized for hot weather enthusiasts who prefer temperatures above 25°C (77°F) with maximum sun exposure and minimal precipitation.

Key factors in the calculation:

High temperatures: Favors locations with warm to hot daily highs
Abundant sunshine: Rewards areas with maximum daylight hours
Low precipitation: Penalizes frequent rain and wet conditions
Warm nights: Considers comfortable evening temperatures

Temperatures #

Seattle experiences discomfort temperatures during the winter months of December, January, and February.
The most comfortable temperatures are in July and August.
The temperature range between the coldest and warmest months is significant, from lows around 1.4°C to highs around 26.7°C.

Maximum Temperatures

Minimum Temperatures

Maximum/minimum temperature averages are computed by averaging the max/min temperature of each day for a given period.

Conditions #

In Seattle, a clear seasonal pattern emerges with sun hours and precipitation levels. The city experiences its highest sun hours in July (10.0h) and August (9.2h), coinciding with significantly lower precipitation levels of 0.58mm and 0.79mm, respectively.
Conversely, the winter months (November and December) see a dramatic decrease in sun hours, averaging around 1.5h, accompanied by higher precipitation levels exceeding 6mm, highlighting the typical gray and wet conditions characterized during this time. Overall, Seattle's weather showcases a stark contrast between its sunny summers and rainy winters.

Sunny Weather

Period	Seattle
Jan	1.5 hours/day
Feb	1.4 hours/day
Mar	2.5 hours/day
Apr	2.9 hours/day
May	5.4 hours/day
Jun	6.7 hours/day
Jul	10.0 hours/day
Aug	9.2 hours/day
Sep	5.8 hours/day
Oct	4.3 hours/day
Nov	2.0 hours/day
Dec	1.5 hours/day
Average	4.4 hours/day

Sun hours are computed from the number of hours of direct sunlight. The length of the day can affect these measurements; for example, northern cities have longer days in summer.

Precipitation Levels

Average amount of precipitation that falls in a form of a rain, snow, sleet or hail.

Wind Speed

Humidity

Daylight Hours #

In Seattle, the earliest sunrise occurs in June at 05:12, while the latest sunrise is in January at 07:50, highlighting a significant shift in daylight hours throughout the year.
Conversely, the sunset times also vary greatly, with the latest sunset occurring in June at 21:07 and the earliest in December at 16:20, resulting in the longest day length of 15 hours and 55 minutes in June compared to the shortest day length of only 8 hours and 29 minutes in December.
This pattern reflects the pronounced seasonal changes in daylight that characterize Seattle's climate, with summer days being notably long, while winter days are considerably shorter, impacting daily activities and lifestyle.

Sunrise Time

Sunrise times are output in the local timezone of each place.

Sunset Time

Sunset times are output in the local timezone of each place.

Useful Day Length

Discards daylight hours before 7 AM. In places that are located to the west of the timezone, the sun rises and sets later compared to the cities that are located to the east. This means that the useful day length is longer in the cities located to the west of the time zone.

Share comparison

Was this page helpful?

Compare with something?

Seattle17:57

- -

↑ Go to the top

	Seattle US
Today Thu Jan 22
Fri Jan 23
Sat Jan 24
Sun Jan 25
Mon Jan 26
Tue Jan 27
Wed Jan 28

Weather in Seattle

- -

Daily Forecast