10-day forecast for Saint John, MO: 50° to 80°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
80°
Best day: Friday, October 30
69° · 0.86 in
Worst day: Tuesday, November 3
Tap any day below to see morning, afternoon, evening and overnight.
Sat, 3174° / 58°0
Morning58°feels 57°
Afternoon73°feels 73°
Evening66°feels 65°
Overnight61°feels 60°
74 °
Saint John, Saturday, 31 October
Light rain. High 74°, low 58°.
Pressure30.21 inHg
Wind6.3 mph E
Humidity64%
Visibility6.2 mi
Dew point54°
Sun, 0171° / 58°0.07
Morning59°feels 59°
Afternoon71°feels 71°
Evening65°feels 65°
Overnight60°feels 61°
71 °
Saint John, Sunday, 1 November
Rain. High 71°, low 58°.
Pressure30.21 inHg
Wind6.4 mph S
Humidity71%
Visibility6.2 mi
Dew point59°
Mon, 0270° / 63°0.01
Morning65°feels 65°
Afternoon70°feels 71°
Evening69°feels 70°
Overnight63°feels 63°
70 °
Saint John, Monday, 2 November
Light rain. High 70°, low 63°.
Pressure30.00 inHg
Wind13.2 mph S
Humidity82%
Visibility6.2 mi
Dew point63°
Tue, 0369° / 61°0.86
Morning66°feels 67°
Afternoon66°feels 67°
Evening63°feels 63°
Overnight67°feels 68°
69 °
Saint John, Tuesday, 3 November
Rain. High 69°, low 61°.
Pressure29.68 inHg
Wind16.8 mph S
Humidity98%
Visibility—
Dew point66°
Wed, 0460° / 53°0.07
Morning56°feels 56°
Afternoon58°feels 57°
Evening57°feels 56°
Overnight53°feels 53°
60 °
Saint John, Wednesday, 4 November
Light rain. High 60°, low 53°.
Pressure29.85 inHg
Wind12.6 mph NW
Humidity72%
Visibility—
Dew point49°
Thu, 0563° / 54°0.01
Morning55°feels 55°
Afternoon59°feels 59°
Evening60°feels 59°
Overnight58°feels 58°
63 °
Saint John, Thursday, 5 November
Light rain. High 63°, low 54°.
Pressure29.77 inHg
Wind12.2 mph NW
Humidity87%
Visibility—
Dew point55°
Fri, 0668° / 50°0
Morning54°feels 54°
Afternoon64°feels 63°
Evening58°feels 56°
Overnight54°feels 53°
68 °
Saint John, Friday, 6 November
Mostly clear. High 68°, low 50°.
Pressure30.06 inHg
Wind6.2 mph SE
Humidity56%
Visibility—
Dew point47°
Sat, 0771° / 52°0
Morning57°feels 56°
Afternoon68°feels 67°
Evening61°feels 60°
Overnight59°feels 58°
71 °
Saint John, Saturday, 7 November
Overcast. High 71°, low 52°.
Pressure30.18 inHg
Wind8.9 mph S
Humidity54%
Visibility—
Dew point50°
Sun, 0867° / 51°0.01
Morning62°feels 61°
Afternoon65°feels 64°
Evening55°feels 53°
Overnight53°feels 51°
67 °
Saint John, Sunday, 8 November
Light rain. High 67°, low 51°.
Pressure30.27 inHg
Wind10.2 mph N
Humidity38%
Visibility—
Dew point40°
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 John, MO 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.