10-day forecast for Saint Johns, CA: 60° to 110°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.
110°
Best day: Tuesday, August 11
92°
Worst day: Sunday, August 16
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 10108° / 76°0
Morning87°feels 83°
Afternoon107°feels 101°
Evening95°feels 91°
Overnight79°feels 79°
108 °
Saint Johns, Monday, 10 August
Clear. High 108°, low 76°.
Pressure29.80 inHg
Wind4.8 mph W
Humidity9%
Visibility6.2 mi
Dew point36°
Tue, 11110° / 74°0
Morning85°feels 82°
Afternoon108°feels 103°
Evening92°feels 88°
Overnight79°feels 79°
110 °
Saint Johns, Tuesday, 11 August
Partly cloudy. High 110°, low 74°.
Pressure29.85 inHg
Wind4.8 mph SW
Humidity10%
Visibility6.2 mi
Dew point37°
Wed, 12104° / 73°0.01
Morning81°feels 79°
Afternoon104°feels 99°
Evening86°feels 82°
Overnight74°feels 72°
104 °
Saint Johns, Wednesday, 12 August
Light rain. High 104°, low 73°.
Pressure29.77 inHg
Wind5.1 mph SW
Humidity12%
Visibility6.2 mi
Dew point39°
Thu, 13100° / 68°0
Morning83°feels 80°
Afternoon96°feels 92°
Evening79°feels 77°
Overnight73°feels 71°
100 °
Saint Johns, Thursday, 13 August
Clear. High 100°, low 68°.
Pressure29.74 inHg
Wind13 mph SW
Humidity12%
Visibility—
Dew point35°
Fri, 1499° / 61°0
Morning77°feels 74°
Afternoon94°feels 90°
Evening82°feels 79°
Overnight71°feels 70°
99 °
Saint Johns, Friday, 14 August
Clear. High 99°, low 61°.
Pressure29.83 inHg
Wind6.4 mph S
Humidity16%
Visibility—
Dew point39°
Sat, 15100° / 60°0
Morning78°feels 75°
Afternoon96°feels 92°
Evening85°feels 82°
Overnight75°feels 74°
100 °
Saint Johns, Saturday, 15 August
Overcast. High 100°, low 60°.
Pressure29.88 inHg
Wind9.6 mph W
Humidity16%
Visibility—
Dew point41°
Sun, 1692° / 72°0.01
Morning77°feels 76°
Afternoon87°feels 85°
Evening81°feels 80°
Overnight74°feels 74°
92 °
Saint Johns, Sunday, 16 August
Light rain. High 92°, low 72°.
Pressure30.00 inHg
Wind8.1 mph N
Humidity29%
Visibility—
Dew point50°
Mon, 17102° / 65°0
Morning82°feels 80°
Afternoon97°feels 95°
Evening88°feels 85°
Overnight79°feels 79°
102 °
Saint Johns, Monday, 17 August
Overcast. High 102°, low 65°.
Pressure29.97 inHg
Wind7.5 mph NW
Humidity20%
Visibility—
Dew point48°
Tue, 18107° / 69°0
Morning84°feels 82°
Afternoon101°feels 98°
Evening90°feels 87°
Overnight82°feels 80°
107 °
Saint Johns, Tuesday, 18 August
Clear. High 107°, low 69°.
Pressure29.91 inHg
Wind8.1 mph NW
Humidity15%
Visibility—
Dew point44°
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 Saint Johns, 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.