10-day forecast for Fairfax, WA: 31° to 51°, with precipitation expected on 5 days. The table below breaks each day into morning, afternoon, evening and overnight.
49°
Best day: Tuesday, November 17
51° · 1.1 in
Worst day: Tuesday, November 24
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1649° / 38°0.03
Morning39°feels 39°
Afternoon49°feels 48°
Evening43°feels 43°
Overnight39°feels 39°
49 °
Fairfax, Monday, 16 November
Light rain. High 49°, low 38°.
Pressure30.06 inHg
Wind2.4 mph W
Humidity68%
Visibility6.2 mi
Dew point38°
Tue, 1749° / 31°0
Morning36°feels 36°
Afternoon48°feels 48°
Evening36°feels 33°
Overnight41°feels 41°
49 °
Fairfax, Tuesday, 17 November
Mostly clear. High 49°, low 31°.
Pressure30.00 inHg
Wind2.1 mph W
Humidity66%
Visibility3.4 mi
Dew point37°
Wed, 1846° / 31°0
Morning40°feels 37°
Afternoon45°feels 42°
Evening39°feels 39°
Overnight32°feels 28°
46 °
Fairfax, Wednesday, 18 November
Overcast. High 46°, low 31°.
Pressure29.88 inHg
Wind2.1 mph SW
Humidity59%
Visibility6.2 mi
Dew point31°
Thu, 1949° / 32°0
Morning40°feels 40°
Afternoon45°feels 45°
Evening41°feels 41°
Overnight38°feels 38°
49 °
Fairfax, Thursday, 19 November
Clear. High 49°, low 32°.
Pressure30.12 inHg
Wind5.5 mph NW
Humidity64%
Visibility—
Dew point33°
Fri, 2048° / 32°0
Morning36°feels 36°
Afternoon45°feels 45°
Evening43°feels 43°
Overnight39°feels 39°
48 °
Fairfax, Friday, 20 November
Clear. High 48°, low 32°.
Pressure29.97 inHg
Wind2.5 mph NW
Humidity60%
Visibility—
Dew point30°
Sat, 2142° / 37°0.33
Morning40°feels 38°
Afternoon40°feels 40°
Evening40°feels 40°
Overnight39°feels 36°
42 °
Fairfax, Saturday, 21 November
Snow. High 42°, low 37°.
Pressure29.91 inHg
Wind4.2 mph NW
Humidity90%
Visibility—
Dew point37°
Sun, 2248° / 34°0.12
Morning38°feels 35°
Afternoon44°feels 43°
Evening42°feels 39°
Overnight38°feels 35°
48 °
Fairfax, Sunday, 22 November
Light rain. High 48°, low 34°.
Pressure29.85 inHg
Wind6.2 mph SE
Humidity64%
Visibility—
Dew point31°
Mon, 2349° / 39°1.07
Morning41°feels 37°
Afternoon44°feels 40°
Evening48°feels 44°
Overnight47°feels 43°
49 °
Fairfax, Monday, 23 November
Rain. High 49°, low 39°.
Pressure29.50 inHg
Wind10.8 mph S
Humidity90%
Visibility—
Dew point40°
Tue, 2451° / 41°1.1
Morning49°feels 47°
Afternoon46°feels 46°
Evening43°feels 40°
Overnight43°feels 38°
51 °
Fairfax, Tuesday, 24 November
Rain. High 51°, low 41°.
Pressure29.50 inHg
Wind11.6 mph SE
Humidity95%
Visibility—
Dew point45°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in Fairfax, WA around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.