10-day forecast for Gregson, MT: 49° to 90°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
90°
Best day: Wednesday, August 12
80° · 0.16 in
Worst day: Saturday, August 15
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0985° / 51°0
Morning56°feels 53°
Afternoon80°feels 80°
Evening73°feels 70°
Overnight55°feels 51°
85 °
Gregson, Sunday, 9 August
Mostly clear. High 85°, low 51°.
Pressure29.88 inHg
Wind3.8 mph E
Humidity14%
Visibility6.2 mi
Dew point27°
Mon, 1090° / 49°0
Morning64°feels 61°
Afternoon89°feels 85°
Evening80°feels 80°
Overnight52°feels 49°
90 °
Gregson, Monday, 10 August
Clear. High 90°, low 49°.
Pressure29.83 inHg
Wind6.4 mph W
Humidity13%
Visibility6.2 mi
Dew point26°
Tue, 1190° / 53°0
Morning63°feels 60°
Afternoon88°feels 84°
Evening79°feels 79°
Overnight55°feels 53°
90 °
Gregson, Tuesday, 11 August
Clear. High 90°, low 53°.
Pressure29.91 inHg
Wind1.8 mph E
Humidity14%
Visibility6.2 mi
Dew point28°
Wed, 1290° / 55°0
Morning65°feels 62°
Afternoon89°feels 85°
Evening86°feels 83°
Overnight58°feels 55°
90 °
Gregson, Wednesday, 12 August
Clear. High 90°, low 55°.
Pressure29.80 inHg
Wind2 mph NE
Humidity13%
Visibility6.2 mi
Dew point28°
Thu, 1389° / 53°0
Morning62°feels 60°
Afternoon86°feels 82°
Evening84°feels 81°
Overnight68°feels 66°
89 °
Gregson, Thursday, 13 August
Clear. High 89°, low 53°.
Pressure29.77 inHg
Wind5.5 mph SE
Humidity17%
Visibility—
Dew point32°
Fri, 1490° / 60°0.03
Morning67°feels 65°
Afternoon85°feels 82°
Evening81°feels 78°
Overnight64°feels 63°
90 °
Gregson, Friday, 14 August
Light rain. High 90°, low 60°.
Pressure29.83 inHg
Wind11.5 mph SW
Humidity18%
Visibility—
Dew point34°
Sat, 1580° / 59°0.16
Morning63°feels 62°
Afternoon69°feels 67°
Evening65°feels 65°
Overnight59°feels 58°
80 °
Gregson, Saturday, 15 August
Rain. High 80°, low 59°.
Pressure30.06 inHg
Wind9.8 mph SE
Humidity49%
Visibility—
Dew point48°
Sun, 1687° / 55°0
Morning63°feels 62°
Afternoon82°feels 80°
Evening76°feels 75°
Overnight60°feels 59°
87 °
Gregson, Sunday, 16 August
Clear. High 87°, low 55°.
Pressure30.00 inHg
Wind15.6 mph SW
Humidity22%
Visibility—
Dew point36°
Mon, 1790° / 55°0
Morning64°feels 61°
Afternoon86°feels 83°
Evening86°feels 83°
Overnight69°feels 67°
90 °
Gregson, Monday, 17 August
Partly cloudy. High 90°, low 55°.
Pressure30.03 inHg
Wind9.2 mph W
Humidity14%
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 Gregson, 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.