10-day forecast for St. Peter, IL: 29° to 67°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
67°
Best day: Friday, November 20
48° · 0.08 in
Worst day: Sunday, November 22
Tap any day below to see morning, afternoon, evening and overnight.
Sat, 1447° / 31°0
Morning35°feels 31°
Afternoon47°feels 47°
Evening37°feels 34°
Overnight33°feels 28°
47 °
St. Peter, Saturday, 14 November
Clear. High 47°, low 31°.
Pressure30.30 inHg
Wind3.1 mph NW
Humidity56%
Visibility6.2 mi
Dew point28°
Sun, 1551° / 30°0
Morning36°feels 33°
Afternoon51°feels 48°
Evening38°feels 35°
Overnight32°feels 32°
51 °
St. Peter, Sunday, 15 November
Partly cloudy. High 51°, low 30°.
Pressure30.47 inHg
Wind1.3 mph NW
Humidity49%
Visibility6.2 mi
Dew point29°
Mon, 1653° / 32°0
Morning37°feels 34°
Afternoon53°feels 50°
Evening40°feels 37°
Overnight33°feels 33°
53 °
St. Peter, Monday, 16 November
Clear. High 53°, low 32°.
Pressure30.53 inHg
Wind2.4 mph SW
Humidity49%
Visibility6.2 mi
Dew point34°
Tue, 1754° / 33°0
Morning40°feels 38°
Afternoon53°feels 51°
Evening43°feels 39°
Overnight35°feels 32°
54 °
St. Peter, Tuesday, 17 November
Clear. High 54°, low 33°.
Pressure30.50 inHg
Wind5.3 mph S
Humidity49%
Visibility6.2 mi
Dew point34°
Wed, 1859° / 38°0
Morning44°feels 39°
Afternoon57°feels 55°
Evening50°feels 47°
Overnight46°feels 41°
59 °
St. Peter, Wednesday, 18 November
Overcast. High 59°, low 38°.
Pressure30.39 inHg
Wind9.4 mph S
Humidity48%
Visibility—
Dew point36°
Thu, 1963° / 45°0.11
Morning53°feels 50°
Afternoon60°feels 59°
Evening57°feels 56°
Overnight52°feels 51°
63 °
St. Peter, Thursday, 19 November
Light rain. High 63°, low 45°.
Pressure30.33 inHg
Wind9.7 mph SW
Humidity55%
Visibility—
Dew point43°
Fri, 2067° / 54°0.01
Morning57°feels 56°
Afternoon63°feels 62°
Evening57°feels 56°
Overnight55°feels 53°
67 °
St. Peter, Friday, 20 November
Light rain. High 67°, low 54°.
Pressure30.27 inHg
Wind9.8 mph S
Humidity61%
Visibility—
Dew point49°
Sat, 2167° / 49°0.03
Morning54°feels 51°
Afternoon65°feels 63°
Evening60°feels 58°
Overnight56°feels 54°
67 °
St. Peter, Saturday, 21 November
Light rain. High 67°, low 49°.
Pressure30.00 inHg
Wind16.3 mph S
Humidity32%
Visibility—
Dew point33°
Sun, 2248° / 29°0.08
Morning38°feels 27°
Afternoon35°feels 23°
Evening33°feels 22°
Overnight31°feels 20°
48 °
St. Peter, Sunday, 22 November
Snow. High 48°, low 29°.
Pressure30.00 inHg
Wind23.1 mph NW
Humidity78%
Visibility—
Dew point29°
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. Peter, 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.