10-day forecast for Westchester, IN: 56° to 91°, with precipitation expected on 6 days. The table below breaks each day into morning, afternoon, evening and overnight.
88°
Best day: Sunday, August 9
84° · 2.34 in
Worst day: Tuesday, August 11
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1091° / 70°0.89
Morning71°feels 72°
Afternoon88°feels 100°
Evening84°feels 97°
Overnight75°feels 76°
91 °
Westchester, Monday, 10 August
Heavy rain. High 91°, low 70°.
Pressure29.97 inHg
Wind18.3 mph SW
Humidity79%
Visibility6.2 mi
Dew point73°
Tue, 1184° / 65°2.34
Morning68°feels 69°
Afternoon80°feels 80°
Evening66°feels 67°
Overnight71°feels 72°
84 °
Westchester, Tuesday, 11 August
Heavy rain. High 84°, low 65°.
Pressure29.97 inHg
Wind4.8 mph SE
Humidity90%
Visibility6.2 mi
Dew point70°
Wed, 1281° / 66°0.57
Morning71°feels 72°
Afternoon79°feels 79°
Evening76°feels 77°
Overnight68°feels 69°
81 °
Westchester, Wednesday, 12 August
Rain. High 81°, low 66°.
Pressure29.80 inHg
Wind7.1 mph NW
Humidity86%
Visibility6.2 mi
Dew point73°
Thu, 1378° / 62°0.06
Morning62°feels 62°
Afternoon76°feels 77°
Evening68°feels 69°
Overnight66°feels 66°
78 °
Westchester, Thursday, 13 August
Light rain. High 78°, low 62°.
Pressure29.97 inHg
Wind7.7 mph SE
Humidity74%
Visibility6.2 mi
Dew point66°
Fri, 1474° / 62°0.14
Morning68°feels 69°
Afternoon73°feels 74°
Evening67°feels 68°
Overnight62°feels 63°
74 °
Westchester, Friday, 14 August
Light rain. High 74°, low 62°.
Pressure30.09 inHg
Wind12.4 mph NE
Humidity74%
Visibility—
Dew point64°
Sat, 1572° / 56°0
Morning61°feels 61°
Afternoon71°feels 71°
Evening67°feels 67°
Overnight61°feels 61°
72 °
Westchester, Saturday, 15 August
Overcast. High 72°, low 56°.
Pressure30.27 inHg
Wind9.9 mph E
Humidity66%
Visibility—
Dew point58°
Sun, 1679° / 60°0.1
Morning64°feels 65°
Afternoon71°feels 72°
Evening73°feels 74°
Overnight67°feels 68°
79 °
Westchester, Sunday, 16 August
Light rain. High 79°, low 60°.
Pressure30.00 inHg
Wind12 mph SE
Humidity90%
Visibility—
Dew point66°
Mon, 1771° / 62°0.02
Morning65°feels 65°
Afternoon70°feels 70°
Evening66°feels 67°
Overnight62°feels 62°
71 °
Westchester, Monday, 17 August
Light rain. High 71°, low 62°.
Pressure30.06 inHg
Wind7.4 mph N
Humidity78%
Visibility—
Dew point62°
Tue, 1876° / 58°0
Morning64°feels 64°
Afternoon74°feels 75°
Evening71°feels 71°
Overnight65°feels 65°
76 °
Westchester, Tuesday, 18 August
Overcast. High 76°, low 58°.
Pressure29.94 inHg
Wind7 mph S
Humidity70%
Visibility—
Dew point62°
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 Westchester, IN 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.