10-day forecast for Opportunity, MT: 49° to 89°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
89°
Best day: Tuesday, August 11
72° · 0.24 in
Worst day: Friday, August 14
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1086° / 49°0
Morning55°feels 52°
Afternoon84°feels 81°
Evening79°feels 79°
Overnight54°feels 50°
86 °
Opportunity, Monday, 10 August
Clear. High 86°, low 49°.
Pressure29.83 inHg
Wind3.5 mph W
Humidity13%
Visibility6.2 mi
Dew point27°
Tue, 1189° / 54°0
Morning63°feels 60°
Afternoon88°feels 84°
Evening78°feels 77°
Overnight57°feels 53°
89 °
Opportunity, Tuesday, 11 August
Clear. High 89°, low 54°.
Pressure29.91 inHg
Wind2.9 mph NE
Humidity14%
Visibility6.2 mi
Dew point28°
Wed, 1285° / 55°0
Morning64°feels 62°
Afternoon86°feels 83°
Evening72°feels 70°
Overnight58°feels 55°
85 °
Opportunity, Wednesday, 12 August
Overcast. High 85°, low 55°.
Pressure29.85 inHg
Wind2.3 mph E
Humidity16%
Visibility6.2 mi
Dew point29°
Thu, 1384° / 56°0.02
Morning64°feels 62°
Afternoon82°feels 80°
Evening72°feels 71°
Overnight60°feels 57°
84 °
Opportunity, Thursday, 13 August
Light rain. High 84°, low 56°.
Pressure29.74 inHg
Wind9.9 mph N
Humidity20%
Visibility—
Dew point35°
Fri, 1472° / 58°0.24
Morning61°feels 60°
Afternoon69°feels 68°
Evening68°feels 67°
Overnight60°feels 59°
72 °
Opportunity, Friday, 14 August
Light rain. High 72°, low 58°.
Pressure29.94 inHg
Wind8.9 mph SE
Humidity57%
Visibility—
Dew point51°
Sat, 1578° / 51°0.02
Morning59°feels 58°
Afternoon78°feels 77°
Evening71°feels 70°
Overnight55°feels 55°
78 °
Opportunity, Saturday, 15 August
Light rain. High 78°, low 51°.
Pressure30.03 inHg
Wind14.2 mph NW
Humidity30%
Visibility—
Dew point41°
Sun, 1666° / 56°0.03
Morning59°feels 58°
Afternoon65°feels 64°
Evening65°feels 64°
Overnight58°feels 58°
66 °
Opportunity, Sunday, 16 August
Light rain. High 66°, low 56°.
Pressure30.06 inHg
Wind6.9 mph S
Humidity65%
Visibility—
Dew point51°
Mon, 1777° / 53°0.06
Morning60°feels 59°
Afternoon76°feels 74°
Evening65°feels 64°
Overnight58°feels 57°
77 °
Opportunity, Monday, 17 August
Light rain. High 77°, low 53°.
Pressure29.91 inHg
Wind24.3 mph SW
Humidity28%
Visibility—
Dew point39°
Tue, 1877° / 51°0.02
Morning58°feels 56°
Afternoon74°feels 72°
Evening72°feels 71°
Overnight59°feels 57°
77 °
Opportunity, Tuesday, 18 August
Light rain. High 77°, low 51°.
Pressure29.88 inHg
Wind16.2 mph W
Humidity25%
Visibility—
Dew point33°
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 Opportunity, 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.