10-day forecast for Iris, MT: 25° to 73°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
73°
Best day: Friday, October 9
42° · 0.33 in
Worst day: Sunday, October 11
Tap any day below to see morning, afternoon, evening and overnight.
Sat, 1049° / 30°0.33
Morning36°feels 36°
Afternoon45°feels 45°
Evening32°feels 28°
Overnight43°feels 40°
49 °
Iris, Saturday, 10 October
Snow. High 49°, low 30°.
Pressure29.74 inHg
Wind1.5 mph W
Humidity76%
Visibility6.2 mi
Dew point38°
Sun, 1142° / 25°0.33
Morning35°feels 31°
Afternoon42°feels 36°
Evening36°feels 32°
Overnight29°feels 23°
42 °
Iris, Sunday, 11 October
Snow. High 42°, low 25°.
Pressure30.00 inHg
Wind9.3 mph E
Humidity81%
Visibility6.2 mi
Dew point26°
Mon, 1244° / 28°0.09
Morning28°feels 28°
Afternoon43°feels 43°
Evening37°feels 37°
Overnight34°feels 34°
44 °
Iris, Monday, 12 October
Light snow. High 44°, low 28°.
Pressure30.09 inHg
Wind4.9 mph E
Humidity78%
Visibility6.2 mi
Dew point26°
Tue, 1351° / 29°0
Morning32°feels 32°
Afternoon49°feels 49°
Evening47°feels 47°
Overnight29°feels 29°
51 °
Iris, Tuesday, 13 October
Clear. High 51°, low 29°.
Pressure30.15 inHg
Wind1.2 mph NW
Humidity67%
Visibility6.2 mi
Dew point29°
Wed, 1457° / 31°0
Morning37°feels 37°
Afternoon50°feels 49°
Evening50°feels 48°
Overnight38°feels 37°
57 °
Iris, Wednesday, 14 October
Clear. High 57°, low 31°.
Pressure30.18 inHg
Wind3.7 mph W
Humidity57%
Visibility—
Dew point33°
Thu, 1557° / 37°0
Morning42°feels 41°
Afternoon52°feels 50°
Evening51°feels 49°
Overnight42°feels 42°
57 °
Iris, Thursday, 15 October
Mostly clear. High 57°, low 37°.
Pressure30.33 inHg
Wind4.6 mph W
Humidity65%
Visibility—
Dew point39°
Fri, 1658° / 34°0
Morning38°feels 35°
Afternoon50°feels 49°
Evening51°feels 49°
Overnight42°feels 42°
58 °
Iris, Friday, 16 October
Partly cloudy. High 58°, low 34°.
Pressure30.50 inHg
Wind5 mph E
Humidity57%
Visibility—
Dew point33°
Sat, 1765° / 43°0
Morning48°feels 46°
Afternoon60°feels 57°
Evening57°feels 55°
Overnight50°feels 48°
65 °
Iris, Saturday, 17 October
Overcast. High 65°, low 43°.
Pressure30.21 inHg
Wind4.6 mph W
Humidity37%
Visibility—
Dew point32°
Sun, 1869° / 47°0
Morning52°feels 51°
Afternoon64°feels 61°
Evening60°feels 58°
Overnight51°feels 49°
69 °
Iris, Sunday, 18 October
Partly cloudy. High 69°, low 47°.
Pressure30.15 inHg
Wind5.7 mph W
Humidity30%
Visibility—
Dew point30°
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 Iris, MT 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.