10-day forecast for Iris, MT: 26° to 71°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
71°
Best day: Friday, October 9
46° · 0.7 in
Worst day: Saturday, October 10
Tap any day below to see morning, afternoon, evening and overnight.
Sat, 1046° / 29°0.7
Morning37°feels 37°
Afternoon45°feels 45°
Evening32°feels 28°
Overnight41°feels 38°
46 °
Iris, Saturday, 10 October
Snow. High 46°, low 29°.
Pressure29.77 inHg
Wind1.4 mph SE
Humidity92%
Visibility2.6 mi
Dew point41°
Sun, 1138° / 27°0.35
Morning35°feels 30°
Afternoon38°feels 32°
Evening36°feels 32°
Overnight36°feels 33°
38 °
Iris, Sunday, 11 October
Snow. High 38°, low 27°.
Pressure30.03 inHg
Wind8.5 mph E
Humidity88%
Visibility3.4 mi
Dew point26°
Mon, 1243° / 30°0.12
Morning30°feels 30°
Afternoon42°feels 42°
Evening35°feels 35°
Overnight33°feels 33°
43 °
Iris, Monday, 12 October
Snow. High 43°, low 30°.
Pressure30.15 inHg
Wind3.9 mph E
Humidity87%
Visibility6.2 mi
Dew point26°
Tue, 1349° / 26°0
Morning29°feels 29°
Afternoon44°feels 44°
Evening44°feels 44°
Overnight27°feels 27°
49 °
Iris, Tuesday, 13 October
Clear. High 49°, low 26°.
Pressure30.15 inHg
Wind2.3 mph W
Humidity70%
Visibility—
Dew point33°
Wed, 1453° / 27°0
Morning33°feels 33°
Afternoon49°feels 48°
Evening49°feels 47°
Overnight39°feels 39°
53 °
Iris, Wednesday, 14 October
Clear. High 53°, low 27°.
Pressure30.15 inHg
Wind5.9 mph W
Humidity58%
Visibility—
Dew point32°
Thu, 1555° / 33°0
Morning38°feels 37°
Afternoon51°feels 49°
Evening50°feels 47°
Overnight39°feels 37°
55 °
Iris, Thursday, 15 October
Clear. High 55°, low 33°.
Pressure30.30 inHg
Wind5.1 mph W
Humidity66%
Visibility—
Dew point38°
Fri, 1656° / 30°0
Morning35°feels 31°
Afternoon47°feels 46°
Evening48°feels 48°
Overnight40°feels 39°
56 °
Iris, Friday, 16 October
Overcast. High 56°, low 30°.
Pressure30.53 inHg
Wind6 mph E
Humidity53%
Visibility—
Dew point28°
Sat, 1765° / 42°0
Morning47°feels 45°
Afternoon60°feels 58°
Evening56°feels 53°
Overnight48°feels 46°
65 °
Iris, Saturday, 17 October
Partly cloudy. High 65°, low 42°.
Pressure30.15 inHg
Wind4.4 mph SW
Humidity37%
Visibility—
Dew point32°
Sun, 1868° / 46°0
Morning50°feels 49°
Afternoon61°feels 58°
Evening59°feels 57°
Overnight52°feels 50°
68 °
Iris, Sunday, 18 October
Overcast. High 68°, low 46°.
Pressure30.00 inHg
Wind4.1 mph NW
Humidity40%
Visibility—
Dew point34°
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.