10-day forecast for Old Town San Diego, CA: 69° to 87°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.
87°
Best day: Monday, August 10
73°
Worst day: Friday, August 14
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1087° / 69°0
Morning76°feels 76°
Afternoon87°feels 94°
Evening76°feels 76°
Overnight70°feels 71°
87 °
Old Town San Diego, Monday, 10 August
Mostly clear. High 87°, low 69°.
Pressure29.91 inHg
Wind8.6 mph SW
Humidity66%
Visibility6.2 mi
Dew point64°
Tue, 1178° / 73°0.01
Morning74°feels 74°
Afternoon78°feels 78°
Evening75°feels 75°
Overnight74°feels 74°
78 °
Old Town San Diego, Tuesday, 11 August
Light rain. High 78°, low 73°.
Pressure29.97 inHg
Wind8.7 mph W
Humidity61%
Visibility6.2 mi
Dew point63°
Wed, 1277° / 72°0
Morning73°feels 74°
Afternoon77°feels 77°
Evening73°feels 73°
Overnight73°feels 74°
77 °
Old Town San Diego, Wednesday, 12 August
Clear. High 77°, low 72°.
Pressure29.91 inHg
Wind9.6 mph W
Humidity62%
Visibility6.2 mi
Dew point63°
Thu, 1374° / 70°0
Morning71°feels 71°
Afternoon73°feels 73°
Evening72°feels 72°
Overnight71°feels 72°
74 °
Old Town San Diego, Thursday, 13 August
Overcast. High 74°, low 70°.
Pressure29.91 inHg
Wind9.7 mph W
Humidity70%
Visibility—
Dew point62°
Fri, 1473° / 69°0
Morning71°feels 71°
Afternoon73°feels 73°
Evening72°feels 73°
Overnight71°feels 71°
73 °
Old Town San Diego, Friday, 14 August
Overcast. High 73°, low 69°.
Pressure29.94 inHg
Wind9.3 mph W
Humidity68%
Visibility—
Dew point62°
Sat, 1576° / 71°0
Morning72°feels 72°
Afternoon74°feels 74°
Evening73°feels 73°
Overnight72°feels 73°
76 °
Old Town San Diego, Saturday, 15 August
Overcast. High 76°, low 71°.
Pressure30.03 inHg
Wind11.7 mph W
Humidity67%
Visibility—
Dew point62°
Sun, 1678° / 73°0
Morning74°feels 74°
Afternoon77°feels 77°
Evening76°feels 77°
Overnight74°feels 74°
78 °
Old Town San Diego, Sunday, 16 August
Overcast. High 78°, low 73°.
Pressure30.06 inHg
Wind11.7 mph W
Humidity62%
Visibility—
Dew point62°
Mon, 1778° / 73°0
Morning74°feels 75°
Afternoon78°feels 78°
Evening78°feels 78°
Overnight74°feels 75°
78 °
Old Town San Diego, Monday, 17 August
Partly cloudy. High 78°, low 73°.
Pressure30.03 inHg
Wind13.1 mph NW
Humidity62%
Visibility—
Dew point63°
Tue, 1879° / 73°0.02
Morning74°feels 75°
Afternoon79°feels 79°
Evening79°feels 79°
Overnight75°feels 75°
79 °
Old Town San Diego, Tuesday, 18 August
Light rain. High 79°, low 73°.
Pressure29.94 inHg
Wind10.8 mph W
Humidity63%
Visibility—
Dew point64°
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 Old Town San Diego, 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.