10-day forecast for Fairfield, MT: 49° to 87°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.
87°
Best day: Monday, August 17
64°
Worst day: Friday, August 14
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1086° / 49°0
Morning56°feels 53°
Afternoon79°feels 79°
Evening80°feels 79°
Overnight55°feels 52°
86 °
Fairfield, Monday, 10 August
Clear. High 86°, low 49°.
Pressure29.83 inHg
Wind9.2 mph N
Humidity27%
Visibility6.2 mi
Dew point42°
Tue, 1187° / 57°0
Morning62°feels 60°
Afternoon83°feels 81°
Evening78°feels 77°
Overnight65°feels 62°
87 °
Fairfield, Tuesday, 11 August
Clear. High 87°, low 57°.
Pressure29.94 inHg
Wind3.4 mph NE
Humidity24%
Visibility6.2 mi
Dew point37°
Wed, 1280° / 55°0
Morning59°feels 58°
Afternoon77°feels 76°
Evening77°feels 75°
Overnight61°feels 60°
80 °
Fairfield, Wednesday, 12 August
Overcast. High 80°, low 55°.
Pressure29.94 inHg
Wind8.8 mph NE
Humidity37%
Visibility6.2 mi
Dew point46°
Thu, 1381° / 53°0.03
Morning58°feels 58°
Afternoon73°feels 72°
Evening77°feels 76°
Overnight61°feels 59°
81 °
Fairfield, Thursday, 13 August
Light rain. High 81°, low 53°.
Pressure29.85 inHg
Wind17.3 mph NE
Humidity45%
Visibility—
Dew point47°
Fri, 1464° / 53°0.02
Morning55°feels 54°
Afternoon62°feels 60°
Evening63°feels 62°
Overnight58°feels 57°
64 °
Fairfield, Friday, 14 August
Light rain. High 64°, low 53°.
Pressure30.06 inHg
Wind13.2 mph N
Humidity65%
Visibility—
Dew point48°
Sat, 1585° / 51°0.02
Morning57°feels 56°
Afternoon73°feels 72°
Evening80°feels 78°
Overnight61°feels 60°
85 °
Fairfield, Saturday, 15 August
Light rain. High 85°, low 51°.
Pressure30.06 inHg
Wind10.1 mph E
Humidity46%
Visibility—
Dew point47°
Sun, 1682° / 59°0.01
Morning66°feels 65°
Afternoon80°feels 79°
Evening73°feels 72°
Overnight64°feels 63°
82 °
Fairfield, Sunday, 16 August
Light rain. High 82°, low 59°.
Pressure29.88 inHg
Wind17.1 mph S
Humidity28%
Visibility—
Dew point43°
Mon, 1787° / 58°0
Morning65°feels 64°
Afternoon82°feels 80°
Evening82°feels 79°
Overnight66°feels 65°
87 °
Fairfield, Monday, 17 August
Overcast. High 87°, low 58°.
Pressure29.83 inHg
Wind17.4 mph SW
Humidity28%
Visibility—
Dew point43°
Tue, 1880° / 57°0
Morning63°feels 62°
Afternoon77°feels 76°
Evening76°feels 74°
Overnight64°feels 62°
80 °
Fairfield, Tuesday, 18 August
Overcast. High 80°, low 57°.
Pressure29.80 inHg
Wind22.6 mph SW
Humidity26%
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 Fairfield, 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.