10-day forecast for Helena Valley Southeast, MT: 52° to 94°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
94°
Best day: Tuesday, August 11
76° · 0.17 in
Worst day: Friday, August 14
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1091° / 53°0
Morning58°feels 56°
Afternoon88°feels 84°
Evening81°feels 79°
Overnight62°feels 59°
91 °
Helena Valley Southeast, Monday, 10 August
Clear. High 91°, low 53°.
Pressure29.83 inHg
Wind5.7 mph NE
Humidity17%
Visibility6.2 mi
Dew point34°
Tue, 1194° / 52°0
Morning68°feels 65°
Afternoon91°feels 87°
Evening84°feels 81°
Overnight62°feels 59°
94 °
Helena Valley Southeast, Tuesday, 11 August
Clear. High 94°, low 52°.
Pressure29.91 inHg
Wind5.5 mph NE
Humidity15%
Visibility6.2 mi
Dew point30°
Wed, 1287° / 57°0.01
Morning66°feels 64°
Afternoon86°feels 83°
Evening72°feels 71°
Overnight60°feels 58°
87 °
Helena Valley Southeast, Wednesday, 12 August
Light rain. High 87°, low 57°.
Pressure29.85 inHg
Wind9.9 mph N
Humidity27%
Visibility6.2 mi
Dew point42°
Thu, 1367° / 54°0.06
Morning58°feels 57°
Afternoon67°feels 66°
Evening64°feels 64°
Overnight56°feels 55°
67 °
Helena Valley Southeast, Thursday, 13 August
Light rain. High 67°, low 54°.
Pressure29.91 inHg
Wind11.2 mph NW
Humidity57%
Visibility6.2 mi
Dew point50°
Fri, 1476° / 56°0.17
Morning60°feels 59°
Afternoon67°feels 67°
Evening66°feels 65°
Overnight59°feels 58°
76 °
Helena Valley Southeast, Friday, 14 August
Light rain. High 76°, low 56°.
Pressure30.00 inHg
Wind16.6 mph W
Humidity59%
Visibility—
Dew point51°
Sat, 1582° / 53°0.07
Morning60°feels 60°
Afternoon78°feels 78°
Evening70°feels 69°
Overnight62°feels 62°
82 °
Helena Valley Southeast, Saturday, 15 August
Light rain. High 82°, low 53°.
Pressure30.03 inHg
Wind8.9 mph SE
Humidity37%
Visibility—
Dew point47°
Sun, 1691° / 58°0
Morning66°feels 64°
Afternoon85°feels 83°
Evening88°feels 85°
Overnight70°feels 69°
91 °
Helena Valley Southeast, Sunday, 16 August
Mostly clear. High 91°, low 58°.
Pressure30.00 inHg
Wind7 mph E
Humidity29%
Visibility—
Dew point45°
Mon, 1788° / 67°0
Morning74°feels 72°
Afternoon86°feels 83°
Evening86°feels 83°
Overnight73°feels 72°
88 °
Helena Valley Southeast, Monday, 17 August
Overcast. High 88°, low 67°.
Pressure29.91 inHg
Wind14.7 mph W
Humidity23%
Visibility—
Dew point42°
Tue, 1891° / 61°0
Morning68°feels 66°
Afternoon87°feels 83°
Evening87°feels 83°
Overnight70°feels 68°
91 °
Helena Valley Southeast, Tuesday, 18 August
Clear. High 91°, low 61°.
Pressure29.97 inHg
Wind16.1 mph NW
Humidity20%
Visibility—
Dew point37°
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 Helena Valley Southeast, 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.