10-day forecast for Saint Marys, KS: 75° to 111°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
110°
Best day: Saturday, August 15
104° · 0.54 in
Worst day: Sunday, August 16
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 10106° / 83°0
Morning84°feels 83°
Afternoon105°feels 101°
Evening99°feels 95°
Overnight88°feels 85°
106 °
Saint Marys, Monday, 10 August
Mostly clear. High 106°, low 83°.
Pressure29.83 inHg
Wind18.9 mph S
Humidity22%
Visibility6.2 mi
Dew point56°
Tue, 11109° / 83°0
Morning84°feels 84°
Afternoon108°feels 105°
Evening102°feels 100°
Overnight90°feels 88°
109 °
Saint Marys, Tuesday, 11 August
Clear. High 109°, low 83°.
Pressure29.80 inHg
Wind18.6 mph SW
Humidity20%
Visibility6.2 mi
Dew point55°
Wed, 12109° / 85°0
Morning89°feels 87°
Afternoon108°feels 106°
Evening100°feels 98°
Overnight91°feels 88°
109 °
Saint Marys, Wednesday, 12 August
Partly cloudy. High 109°, low 85°.
Pressure29.74 inHg
Wind17.3 mph SW
Humidity21%
Visibility6.2 mi
Dew point57°
Thu, 13110° / 88°0
Morning89°feels 87°
Afternoon106°feels 105°
Evening103°feels 100°
Overnight91°feels 88°
110 °
Saint Marys, Thursday, 13 August
Overcast. High 110°, low 88°.
Pressure29.65 inHg
Wind22.9 mph S
Humidity18%
Visibility—
Dew point52°
Fri, 14111° / 83°0.01
Morning89°feels 88°
Afternoon105°feels 105°
Evening104°feels 102°
Overnight83°feels 83°
111 °
Saint Marys, Friday, 14 August
Light rain. High 111°, low 83°.
Pressure29.83 inHg
Wind22.1 mph S
Humidity21%
Visibility—
Dew point54°
Sat, 15110° / 78°0
Morning89°feels 87°
Afternoon107°feels 103°
Evening105°feels 100°
Overnight91°feels 88°
110 °
Saint Marys, Saturday, 15 August
Clear. High 110°, low 78°.
Pressure29.94 inHg
Wind16.6 mph SW
Humidity14%
Visibility—
Dew point45°
Sun, 16104° / 75°0.54
Morning82°feels 83°
Afternoon100°feels 102°
Evening96°feels 97°
Overnight76°feels 77°
104 °
Saint Marys, Sunday, 16 August
Heavy rain. High 104°, low 75°.
Pressure30.03 inHg
Wind12.2 mph N
Humidity30%
Visibility—
Dew point60°
Mon, 17103° / 76°0.01
Morning81°feels 82°
Afternoon95°feels 96°
Evening100°feels 98°
Overnight90°feels 89°
103 °
Saint Marys, Monday, 17 August
Light rain. High 103°, low 76°.
Pressure29.97 inHg
Wind11.5 mph SE
Humidity37%
Visibility—
Dew point61°
Tue, 18111° / 82°0.01
Morning90°feels 87°
Afternoon104°feels 101°
Evening91°feels 91°
Overnight86°feels 84°
111 °
Saint Marys, Tuesday, 18 August
Light rain. High 111°, low 82°.
Pressure29.77 inHg
Wind16.6 mph S
Humidity15%
Visibility—
Dew point47°
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 Marys, KS 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.