10-day forecast for Clayton, CA: 59° to 99°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.
99°
Best day: Monday, August 10
83°
Worst day: Monday, August 17
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0993° / 62°0
Morning69°feels 67°
Afternoon93°feels 88°
Evening77°feels 76°
Overnight65°feels 64°
93 °
Clayton, Sunday, 9 August
Clear. High 93°, low 62°.
Pressure29.80 inHg
Wind4.6 mph NW
Humidity16%
Visibility6.2 mi
Dew point42°
Mon, 1099° / 62°0
Morning67°feels 65°
Afternoon99°feels 94°
Evening75°feels 74°
Overnight65°feels 63°
99 °
Clayton, Monday, 10 August
Overcast. High 99°, low 62°.
Pressure29.83 inHg
Wind4.2 mph W
Humidity16%
Visibility6.2 mi
Dew point42°
Tue, 1197° / 63°0
Morning68°feels 67°
Afternoon97°feels 92°
Evening75°feels 74°
Overnight64°feels 63°
97 °
Clayton, Tuesday, 11 August
Clear. High 97°, low 63°.
Pressure29.88 inHg
Wind3.9 mph NW
Humidity18%
Visibility6.2 mi
Dew point42°
Wed, 1293° / 64°0
Morning67°feels 66°
Afternoon93°feels 89°
Evening73°feels 72°
Overnight65°feels 64°
93 °
Clayton, Wednesday, 12 August
Overcast. High 93°, low 64°.
Pressure29.83 inHg
Wind4.4 mph W
Humidity21%
Visibility6.2 mi
Dew point45°
Thu, 1388° / 61°0
Morning71°feels 70°
Afternoon84°feels 82°
Evening66°feels 66°
Overnight62°feels 61°
88 °
Clayton, Thursday, 13 August
Overcast. High 88°, low 61°.
Pressure29.80 inHg
Wind11.5 mph W
Humidity26%
Visibility—
Dew point46°
Fri, 1485° / 59°0
Morning69°feels 68°
Afternoon82°feels 80°
Evening66°feels 65°
Overnight62°feels 61°
85 °
Clayton, Friday, 14 August
Clear. High 85°, low 59°.
Pressure29.91 inHg
Wind10.2 mph W
Humidity29%
Visibility—
Dew point47°
Sat, 1587° / 59°0
Morning71°feels 69°
Afternoon83°feels 81°
Evening67°feels 67°
Overnight63°feels 62°
87 °
Clayton, Saturday, 15 August
Clear. High 87°, low 59°.
Pressure29.97 inHg
Wind10.4 mph W
Humidity27%
Visibility—
Dew point46°
Sun, 1686° / 59°0
Morning70°feels 69°
Afternoon83°feels 80°
Evening66°feels 65°
Overnight62°feels 62°
86 °
Clayton, Sunday, 16 August
Overcast. High 86°, low 59°.
Pressure30.00 inHg
Wind10.1 mph W
Humidity25%
Visibility—
Dew point43°
Mon, 1783° / 61°0
Morning69°feels 68°
Afternoon81°feels 79°
Evening68°feels 67°
Overnight64°feels 63°
83 °
Clayton, Monday, 17 August
Overcast. High 83°, low 61°.
Pressure30.00 inHg
Wind9 mph W
Humidity27%
Visibility—
Dew point43°
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 Clayton, CA 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.