10-day forecast for Marion, ID: 66° to 98°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.
98°
Best day: Tuesday, August 11
84°
Worst day: Friday, August 14
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0997° / 66°0
Morning71°feels 69°
Afternoon96°feels 91°
Evening84°feels 82°
Overnight73°feels 71°
97 °
Marion, Sunday, 9 August
Clear. High 97°, low 66°.
Pressure29.83 inHg
Wind7.3 mph N
Humidity12%
Visibility6.2 mi
Dew point32°
Mon, 1098° / 66°0
Morning71°feels 69°
Afternoon96°feels 91°
Evening88°feels 84°
Overnight68°feels 66°
98 °
Marion, Monday, 10 August
Clear. High 98°, low 66°.
Pressure29.83 inHg
Wind10 mph NW
Humidity13%
Visibility6.2 mi
Dew point34°
Tue, 1198° / 71°0
Morning78°feels 77°
Afternoon97°feels 92°
Evening87°feels 84°
Overnight76°feels 74°
98 °
Marion, Tuesday, 11 August
Mostly clear. High 98°, low 71°.
Pressure29.88 inHg
Wind6.9 mph N
Humidity10%
Visibility6.2 mi
Dew point26°
Wed, 1288° / 75°0
Morning81°feels 79°
Afternoon84°feels 81°
Evening82°feels 80°
Overnight77°feels 76°
88 °
Marion, Wednesday, 12 August
Overcast. High 88°, low 75°.
Pressure29.83 inHg
Wind8.1 mph W
Humidity21%
Visibility6.2 mi
Dew point41°
Thu, 1388° / 69°0.02
Morning74°feels 72°
Afternoon86°feels 83°
Evening86°feels 83°
Overnight75°feels 74°
88 °
Marion, Thursday, 13 August
Light rain. High 88°, low 69°.
Pressure29.77 inHg
Wind8.8 mph NW
Humidity20%
Visibility—
Dew point38°
Fri, 1484° / 68°0.02
Morning71°feels 71°
Afternoon79°feels 78°
Evening78°feels 78°
Overnight72°feels 71°
84 °
Marion, Friday, 14 August
Light rain. High 84°, low 68°.
Pressure29.94 inHg
Wind13.1 mph S
Humidity38%
Visibility—
Dew point49°
Sat, 1587° / 68°0
Morning74°feels 73°
Afternoon86°feels 83°
Evening82°feels 80°
Overnight72°feels 70°
87 °
Marion, Saturday, 15 August
Light rain. High 87°, low 68°.
Pressure29.97 inHg
Wind12.3 mph NW
Humidity25%
Visibility—
Dew point44°
Sun, 1689° / 68°0
Morning74°feels 72°
Afternoon88°feels 85°
Evening79°feels 78°
Overnight73°feels 72°
89 °
Marion, Sunday, 16 August
Clear. High 89°, low 68°.
Pressure30.00 inHg
Wind7.9 mph S
Humidity19%
Visibility—
Dew point39°
Mon, 1793° / 69°0.01
Morning75°feels 73°
Afternoon88°feels 85°
Evening75°feels 74°
Overnight73°feels 73°
93 °
Marion, Monday, 17 August
Light rain. High 93°, low 69°.
Pressure29.97 inHg
Wind13.4 mph SE
Humidity19%
Visibility—
Dew point40°
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 Marion, ID 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.