10-day forecast for St. Augustine, IL: 38° to 68°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
64°
Best day: Sunday, November 1
68° · 1.27 in
Worst day: Tuesday, November 3
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 0265° / 56°0.33
Morning56°feels 56°
Afternoon65°feels 65°
Evening64°feels 64°
Overnight57°feels 57°
65 °
St. Augustine, Monday, 2 November
Rain. High 65°, low 56°.
Pressure30.00 inHg
Wind11.6 mph SE
Humidity92%
Visibility6.2 mi
Dew point57°
Tue, 0368° / 64°1.27
Morning65°feels 66°
Afternoon68°feels 69°
Evening66°feels 66°
Overnight65°feels 66°
68 °
St. Augustine, Tuesday, 3 November
Heavy rain. High 68°, low 64°.
Pressure29.77 inHg
Wind16.5 mph S
Humidity94%
Visibility3.9 mi
Dew point64°
Wed, 0463° / 54°0.04
Morning55°feels 53°
Afternoon59°feels 57°
Evening57°feels 55°
Overnight62°feels 62°
63 °
St. Augustine, Wednesday, 4 November
Light rain. High 63°, low 54°.
Pressure29.71 inHg
Wind13.5 mph SW
Humidity63%
Visibility6.2 mi
Dew point45°
Thu, 0554° / 49°0.06
Morning49°feels 46°
Afternoon51°feels 51°
Evening52°feels 51°
Overnight51°feels 49°
54 °
St. Augustine, Thursday, 5 November
Light rain. High 54°, low 49°.
Pressure29.74 inHg
Wind11.4 mph SW
Humidity92%
Visibility—
Dew point49°
Fri, 0657° / 47°0
Morning49°feels 46°
Afternoon54°feels 52°
Evening52°feels 50°
Overnight49°feels 46°
57 °
St. Augustine, Friday, 6 November
Overcast. High 57°, low 47°.
Pressure29.94 inHg
Wind10.3 mph NW
Humidity62%
Visibility—
Dew point40°
Sat, 0759° / 42°0
Morning47°feels 42°
Afternoon57°feels 55°
Evening53°feels 51°
Overnight51°feels 48°
59 °
St. Augustine, Saturday, 7 November
Overcast. High 59°, low 42°.
Pressure29.71 inHg
Wind16.4 mph NW
Humidity52%
Visibility—
Dew point38°
Sun, 0848° / 41°0
Morning45°feels 38°
Afternoon47°feels 41°
Evening43°feels 36°
Overnight41°feels 34°
48 °
St. Augustine, Sunday, 8 November
Light rain. High 48°, low 41°.
Pressure29.71 inHg
Wind17.5 mph NW
Humidity50%
Visibility—
Dew point30°
Mon, 0953° / 38°0
Morning42°feels 36°
Afternoon50°feels 47°
Evening45°feels 41°
Overnight43°feels 37°
53 °
St. Augustine, Monday, 9 November
Mostly clear. High 53°, low 38°.
Pressure29.94 inHg
Wind15.9 mph NW
Humidity47%
Visibility—
Dew point30°
Tue, 1051° / 40°0
Morning43°feels 39°
Afternoon51°feels 47°
Evening46°feels 41°
Overnight42°feels 37°
51 °
St. Augustine, Tuesday, 10 November
Overcast. High 51°, low 40°.
Pressure30.12 inHg
Wind13.7 mph NW
Humidity53%
Visibility—
Dew point33°
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 St. Augustine, IL 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.