10-day forecast for St. Lawrence, SD: 58° to 104°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
104°
Best day: Tuesday, August 18
92° · 0.3 in
Worst day: Monday, August 10
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1092° / 60°0.3
Morning63°feels 63°
Afternoon90°feels 87°
Evening87°feels 87°
Overnight64°feels 62°
92 °
St. Lawrence, Monday, 10 August
Rain. High 92°, low 60°.
Pressure29.83 inHg
Wind9.1 mph SE
Humidity42%
Visibility6.2 mi
Dew point61°
Tue, 1192° / 64°0.08
Morning66°feels 67°
Afternoon88°feels 87°
Evening86°feels 85°
Overnight66°feels 66°
92 °
St. Lawrence, Tuesday, 11 August
Rain. High 92°, low 64°.
Pressure29.85 inHg
Wind12.2 mph NE
Humidity43%
Visibility6.2 mi
Dew point58°
Wed, 1292° / 65°0
Morning69°feels 67°
Afternoon89°feels 86°
Evening85°feels 82°
Overnight70°feels 69°
92 °
St. Lawrence, Wednesday, 12 August
Partly cloudy. High 92°, low 65°.
Pressure29.91 inHg
Wind12 mph SE
Humidity31%
Visibility6.2 mi
Dew point50°
Thu, 1373° / 64°0.02
Morning67°feels 67°
Afternoon69°feels 69°
Evening67°feels 67°
Overnight71°feels 71°
73 °
St. Lawrence, Thursday, 13 August
Light rain. High 73°, low 64°.
Pressure30.03 inHg
Wind11.7 mph SE
Humidity78%
Visibility—
Dew point61°
Fri, 1477° / 58°0
Morning64°feels 64°
Afternoon76°feels 75°
Evening66°feels 66°
Overnight63°feels 63°
77 °
St. Lawrence, Friday, 14 August
Overcast. High 77°, low 58°.
Pressure30.09 inHg
Wind15.8 mph SE
Humidity43%
Visibility—
Dew point51°
Sat, 1577° / 63°0
Morning65°feels 65°
Afternoon70°feels 71°
Evening76°feels 76°
Overnight69°feels 69°
77 °
St. Lawrence, Saturday, 15 August
Overcast. High 77°, low 63°.
Pressure30.09 inHg
Wind11.3 mph S
Humidity79%
Visibility—
Dew point61°
Sun, 1691° / 65°0
Morning71°feels 71°
Afternoon87°feels 85°
Evening86°feels 84°
Overnight72°feels 72°
91 °
St. Lawrence, Sunday, 16 August
Overcast. High 91°, low 65°.
Pressure30.12 inHg
Wind8.3 mph SE
Humidity35%
Visibility—
Dew point53°
Mon, 1794° / 68°0.03
Morning75°feels 75°
Afternoon91°feels 93°
Evening93°feels 96°
Overnight81°feels 84°
94 °
St. Lawrence, Monday, 17 August
Light rain. High 94°, low 68°.
Pressure29.88 inHg
Wind19.4 mph S
Humidity43%
Visibility—
Dew point62°
Tue, 18104° / 75°0.01
Morning83°feels 84°
Afternoon98°feels 100°
Evening96°feels 97°
Overnight82°feels 83°
104 °
St. Lawrence, Tuesday, 18 August
Light rain. High 104°, low 75°.
Pressure29.71 inHg
Wind12 mph NE
Humidity32%
Visibility—
Dew point61°
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. Lawrence, SD 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.