10-day forecast for Saint Johns, OH: 57° to 89°, with precipitation expected on 5 days. The table below breaks each day into morning, afternoon, evening and overnight.
87°
Best day: Sunday, August 9
86° · 1.95 in
Worst day: Tuesday, August 11
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1089° / 69°1.23
Morning70°feels 72°
Afternoon87°feels 100°
Evening80°feels 80°
Overnight75°feels 77°
89 °
Saint Johns, Monday, 10 August
Heavy rain. High 89°, low 69°.
Pressure29.97 inHg
Wind17.5 mph SW
Humidity80%
Visibility6.2 mi
Dew point74°
Tue, 1186° / 67°1.95
Morning71°feels 72°
Afternoon85°feels 94°
Evening69°feels 70°
Overnight68°feels 69°
86 °
Saint Johns, Tuesday, 11 August
Heavy rain. High 86°, low 67°.
Pressure29.91 inHg
Wind9.6 mph SW
Humidity81%
Visibility6.2 mi
Dew point75°
Wed, 1281° / 65°0.49
Morning71°feels 72°
Afternoon81°feels 86°
Evening69°feels 70°
Overnight69°feels 70°
81 °
Saint Johns, Wednesday, 12 August
Rain. High 81°, low 65°.
Pressure29.80 inHg
Wind3.4 mph N
Humidity82%
Visibility6.2 mi
Dew point72°
Thu, 1373° / 60°0
Morning64°feels 64°
Afternoon73°feels 73°
Evening67°feels 68°
Overnight65°feels 66°
73 °
Saint Johns, Thursday, 13 August
Overcast. High 73°, low 60°.
Pressure30.00 inHg
Wind7.5 mph N
Humidity69%
Visibility—
Dew point61°
Fri, 1471° / 57°0.11
Morning61°feels 60°
Afternoon70°feels 70°
Evening65°feels 65°
Overnight59°feels 58°
71 °
Saint Johns, Friday, 14 August
Light rain. High 71°, low 57°.
Pressure30.15 inHg
Wind8.3 mph NE
Humidity67%
Visibility—
Dew point57°
Sat, 1572° / 57°0
Morning62°feels 61°
Afternoon71°feels 71°
Evening65°feels 65°
Overnight59°feels 59°
72 °
Saint Johns, Saturday, 15 August
Overcast. High 72°, low 57°.
Pressure30.27 inHg
Wind7.5 mph E
Humidity65%
Visibility—
Dew point57°
Sun, 1672° / 58°0.06
Morning62°feels 62°
Afternoon69°feels 69°
Evening67°feels 68°
Overnight62°feels 62°
72 °
Saint Johns, Sunday, 16 August
Light rain. High 72°, low 58°.
Pressure30.12 inHg
Wind7.8 mph SE
Humidity73%
Visibility—
Dew point59°
Mon, 1777° / 63°0.01
Morning67°feels 67°
Afternoon74°feels 75°
Evening70°feels 70°
Overnight65°feels 65°
77 °
Saint Johns, Monday, 17 August
Light rain. High 77°, low 63°.
Pressure30.06 inHg
Wind6.8 mph NW
Humidity78%
Visibility—
Dew point66°
Tue, 1879° / 61°0
Morning68°feels 68°
Afternoon77°feels 78°
Evening72°feels 73°
Overnight66°feels 67°
79 °
Saint Johns, Tuesday, 18 August
Clear. High 79°, low 61°.
Pressure30.06 inHg
Wind3.6 mph N
Humidity63%
Visibility—
Dew point63°
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, OH 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.