10-day forecast for Helena Valley West Central, MT: 51° to 91°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
91°
Best day: Tuesday, August 11
75° · 0.18 in
Worst day: Friday, August 14
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1089° / 52°0
Morning58°feels 55°
Afternoon87°feels 83°
Evening78°feels 76°
Overnight56°feels 54°
89 °
Helena Valley West Central, Monday, 10 August
Clear. High 89°, low 52°.
Pressure29.80 inHg
Wind4 mph NE
Humidity14%
Visibility6.2 mi
Dew point31°
Tue, 1191° / 56°0
Morning66°feels 63°
Afternoon90°feels 86°
Evening82°feels 79°
Overnight60°feels 57°
91 °
Helena Valley West Central, Tuesday, 11 August
Clear. High 91°, low 56°.
Pressure29.88 inHg
Wind2.8 mph NE
Humidity14%
Visibility6.2 mi
Dew point28°
Wed, 1285° / 57°0.02
Morning64°feels 62°
Afternoon82°feels 80°
Evening71°feels 70°
Overnight59°feels 57°
85 °
Helena Valley West Central, Wednesday, 12 August
Light rain. High 85°, low 57°.
Pressure29.85 inHg
Wind10.1 mph N
Humidity30%
Visibility6.2 mi
Dew point43°
Thu, 1364° / 53°0.07
Morning56°feels 55°
Afternoon62°feels 61°
Evening61°feels 60°
Overnight54°feels 53°
64 °
Helena Valley West Central, Thursday, 13 August
Light rain. High 64°, low 53°.
Pressure29.94 inHg
Wind11 mph N
Humidity68%
Visibility—
Dew point50°
Fri, 1475° / 54°0.18
Morning57°feels 56°
Afternoon64°feels 63°
Evening60°feels 59°
Overnight56°feels 56°
75 °
Helena Valley West Central, Friday, 14 August
Light rain. High 75°, low 54°.
Pressure30.00 inHg
Wind12.3 mph SW
Humidity62%
Visibility—
Dew point49°
Sat, 1584° / 51°0.09
Morning58°feels 57°
Afternoon76°feels 75°
Evening68°feels 67°
Overnight60°feels 59°
84 °
Helena Valley West Central, Saturday, 15 August
Light rain. High 84°, low 51°.
Pressure30.03 inHg
Wind10.5 mph SE
Humidity38%
Visibility—
Dew point46°
Sun, 1690° / 56°0
Morning64°feels 62°
Afternoon84°feels 82°
Evening87°feels 83°
Overnight68°feels 67°
90 °
Helena Valley West Central, Sunday, 16 August
Mostly clear. High 90°, low 56°.
Pressure30.00 inHg
Wind13.5 mph S
Humidity29%
Visibility—
Dew point44°
Mon, 1788° / 65°0
Morning72°feels 70°
Afternoon86°feels 83°
Evening86°feels 82°
Overnight72°feels 71°
88 °
Helena Valley West Central, Monday, 17 August
Overcast. High 88°, low 65°.
Pressure29.88 inHg
Wind13.2 mph W
Humidity23%
Visibility—
Dew point41°
Tue, 1889° / 59°0
Morning66°feels 64°
Afternoon85°feels 82°
Evening85°feels 81°
Overnight68°feels 66°
89 °
Helena Valley West Central, Tuesday, 18 August
Clear. High 89°, low 59°.
Pressure29.97 inHg
Wind16 mph NW
Humidity21%
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 West Central, 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.