10-day forecast for San Mateo, CA: 56° to 86°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.
86°
Best day: Sunday, August 9
68°
Worst day: Sunday, August 16
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1082° / 60°0
Morning65°feels 65°
Afternoon82°feels 83°
Evening68°feels 68°
Overnight63°feels 64°
82 °
San Mateo, Monday, 10 August
Partly cloudy. High 82°, low 60°.
Pressure29.88 inHg
Wind7.1 mph W
Humidity59%
Visibility6.2 mi
Dew point54°
Tue, 1173° / 56°0
Morning60°feels 59°
Afternoon73°feels 72°
Evening59°feels 59°
Overnight56°feels 56°
73 °
San Mateo, Tuesday, 11 August
Mostly clear. High 73°, low 56°.
Pressure29.94 inHg
Wind5.4 mph W
Humidity59%
Visibility6.2 mi
Dew point54°
Wed, 1271° / 56°0
Morning59°feels 58°
Afternoon71°feels 71°
Evening60°feels 60°
Overnight56°feels 56°
71 °
San Mateo, Wednesday, 12 August
Mostly clear. High 71°, low 56°.
Pressure29.85 inHg
Wind6 mph W
Humidity65%
Visibility6.2 mi
Dew point55°
Thu, 1371° / 57°0
Morning60°feels 59°
Afternoon69°feels 68°
Evening59°feels 59°
Overnight57°feels 56°
71 °
San Mateo, Thursday, 13 August
Mostly clear. High 71°, low 57°.
Pressure29.85 inHg
Wind13.1 mph SW
Humidity62%
Visibility—
Dew point56°
Fri, 1469° / 56°0
Morning63°feels 62°
Afternoon67°feels 67°
Evening60°feels 60°
Overnight58°feels 58°
69 °
San Mateo, Friday, 14 August
Partly cloudy. High 69°, low 56°.
Pressure29.94 inHg
Wind9.6 mph W
Humidity62%
Visibility—
Dew point54°
Sat, 1570° / 56°0
Morning63°feels 62°
Afternoon68°feels 68°
Evening60°feels 60°
Overnight58°feels 58°
70 °
San Mateo, Saturday, 15 August
Mostly clear. High 70°, low 56°.
Pressure30.00 inHg
Wind8.8 mph W
Humidity62%
Visibility—
Dew point55°
Sun, 1668° / 58°0
Morning63°feels 63°
Afternoon67°feels 66°
Evening61°feels 61°
Overnight59°feels 59°
68 °
San Mateo, Sunday, 16 August
Overcast. High 68°, low 58°.
Pressure30.12 inHg
Wind8.9 mph NW
Humidity66%
Visibility—
Dew point55°
Mon, 1773° / 58°0
Morning66°feels 65°
Afternoon71°feels 71°
Evening61°feels 60°
Overnight59°feels 59°
73 °
San Mateo, Monday, 17 August
Overcast. High 73°, low 58°.
Pressure30.09 inHg
Wind10.5 mph NW
Humidity55%
Visibility—
Dew point55°
Tue, 1873° / 58°0
Morning65°feels 65°
Afternoon71°feels 71°
Evening61°feels 61°
Overnight60°feels 60°
73 °
San Mateo, Tuesday, 18 August
Clear. High 73°, low 58°.
Pressure30.03 inHg
Wind10.3 mph NW
Humidity54%
Visibility—
Dew point54°
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 San Mateo, 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.