10-day forecast for Iris, MT: 24° to 73°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
73°
Best day: Friday, October 9
52° · 1.04 in
Worst day: Saturday, October 10
Tap any day below to see morning, afternoon, evening and overnight.
Fri, 0973° / 40°0
Morning40°feels 40°
Afternoon71°feels 68°
Evening49°feels 47°
Overnight45°feels 45°
73 °
Iris, Friday, 9 October
Overcast. High 73°, low 40°.
Pressure29.59 inHg
Wind5.3 mph W
Humidity27%
Visibility6.2 mi
Dew point35°
Sat, 1052° / 36°1.04
Morning48°feels 48°
Afternoon43°feels 43°
Evening37°feels 34°
Overnight51°feels 49°
52 °
Iris, Saturday, 10 October
Snow. High 52°, low 36°.
Pressure29.77 inHg
Wind3.6 mph SE
Humidity95%
Visibility1.8 mi
Dew point40°
Sun, 1140° / 33°0.26
Morning33°feels 28°
Afternoon40°feels 34°
Evening36°feels 32°
Overnight35°feels 29°
40 °
Iris, Sunday, 11 October
Snow. High 40°, low 33°.
Pressure30.06 inHg
Wind10.6 mph E
Humidity84%
Visibility6.2 mi
Dew point25°
Mon, 1247° / 31°0.03
Morning33°feels 33°
Afternoon42°feels 40°
Evening44°feels 44°
Overnight33°feels 33°
47 °
Iris, Monday, 12 October
Light snow. High 47°, low 31°.
Pressure30.03 inHg
Wind5.3 mph E
Humidity76%
Visibility6.2 mi
Dew point28°
Tue, 1353° / 31°0
Morning35°feels 35°
Afternoon47°feels 47°
Evening49°feels 47°
Overnight38°feels 38°
53 °
Iris, Tuesday, 13 October
Clear. High 53°, low 31°.
Pressure30.03 inHg
Wind1.7 mph NE
Humidity65%
Visibility—
Dew point33°
Wed, 1446° / 38°0.11
Morning43°feels 42°
Afternoon46°feels 43°
Evening42°feels 37°
Overnight39°feels 37°
46 °
Iris, Wednesday, 14 October
Snow. High 46°, low 38°.
Pressure29.71 inHg
Wind9.8 mph NW
Humidity88%
Visibility—
Dew point42°
Thu, 1544° / 30°0.19
Morning38°feels 38°
Afternoon42°feels 42°
Evening40°feels 39°
Overnight32°feels 28°
44 °
Iris, Thursday, 15 October
Snow. High 44°, low 30°.
Pressure30.45 inHg
Wind4.7 mph SE
Humidity64%
Visibility—
Dew point30°
Fri, 1651° / 24°0
Morning30°feels 27°
Afternoon44°feels 44°
Evening43°feels 41°
Overnight31°feels 27°
51 °
Iris, Friday, 16 October
Clear. High 51°, low 24°.
Pressure30.53 inHg
Wind4.3 mph SE
Humidity61%
Visibility—
Dew point29°
Sat, 1756° / 29°0
Morning35°feels 32°
Afternoon50°feels 47°
Evening48°feels 48°
Overnight38°feels 35°
56 °
Iris, Saturday, 17 October
Clear. High 56°, low 29°.
Pressure30.21 inHg
Wind4.6 mph W
Humidity45%
Visibility—
Dew point27°
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.