10-day forecast for Islay, WY: 56° to 92°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
92°
Best day: Tuesday, August 11
77° · 1.11 in
Worst day: Thursday, August 13
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0988° / 62°0.04
Morning77°feels 75°
Afternoon84°feels 81°
Evening70°feels 69°
Overnight65°feels 62°
88 °
Islay, Sunday, 9 August
Light rain. High 88°, low 62°.
Pressure29.85 inHg
Wind10 mph NW
Humidity13%
Visibility6.2 mi
Dew point32°
Mon, 1091° / 57°0
Morning65°feels 63°
Afternoon91°feels 87°
Evening76°feels 74°
Overnight62°feels 60°
91 °
Islay, Monday, 10 August
Overcast. High 91°, low 57°.
Pressure29.85 inHg
Wind13.7 mph NW
Humidity13%
Visibility6.2 mi
Dew point32°
Tue, 1192° / 66°0
Morning76°feels 74°
Afternoon91°feels 87°
Evening76°feels 74°
Overnight69°feels 67°
92 °
Islay, Tuesday, 11 August
Partly cloudy. High 92°, low 66°.
Pressure29.85 inHg
Wind12.3 mph NW
Humidity13%
Visibility6.2 mi
Dew point31°
Wed, 1288° / 61°0.04
Morning72°feels 70°
Afternoon88°feels 84°
Evening69°feels 68°
Overnight68°feels 65°
88 °
Islay, Wednesday, 12 August
Light rain. High 88°, low 61°.
Pressure29.80 inHg
Wind13.1 mph SE
Humidity18%
Visibility6.2 mi
Dew point37°
Thu, 1377° / 56°1.11
Morning62°feels 61°
Afternoon74°feels 73°
Evening58°feels 58°
Overnight59°feels 58°
77 °
Islay, Thursday, 13 August
Heavy rain. High 77°, low 56°.
Pressure29.83 inHg
Wind12.4 mph E
Humidity39%
Visibility—
Dew point47°
Fri, 1475° / 59°0.04
Morning64°feels 63°
Afternoon73°feels 72°
Evening70°feels 69°
Overnight63°feels 63°
75 °
Islay, Friday, 14 August
Light rain. High 75°, low 59°.
Pressure29.91 inHg
Wind11.3 mph S
Humidity47%
Visibility—
Dew point50°
Sat, 1577° / 57°1.07
Morning62°feels 62°
Afternoon69°feels 68°
Evening57°feels 56°
Overnight58°feels 58°
77 °
Islay, Saturday, 15 August
Heavy rain. High 77°, low 57°.
Pressure30.12 inHg
Wind15.1 mph N
Humidity58%
Visibility—
Dew point54°
Sun, 1682° / 58°0.02
Morning64°feels 63°
Afternoon77°feels 76°
Evening77°feels 76°
Overnight65°feels 64°
82 °
Islay, Sunday, 16 August
Light rain. High 82°, low 58°.
Pressure30.06 inHg
Wind15.3 mph NW
Humidity35%
Visibility—
Dew point45°
Mon, 1785° / 63°0
Morning69°feels 67°
Afternoon81°feels 80°
Evening79°feels 77°
Overnight67°feels 66°
85 °
Islay, Monday, 17 August
Mostly clear. High 85°, low 63°.
Pressure30.03 inHg
Wind16.3 mph NW
Humidity25%
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 Islay, WY 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.