10-day forecast for Gregson, MT: 17° to 65°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
65°
Best day: Saturday, October 17
32° · 0.89 in
Worst day: Sunday, October 11
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1233° / 26°0.06
Morning27°feels 27°
Afternoon33°feels 33°
Evening29°feels 29°
Overnight28°feels 24°
33 °
Gregson, Monday, 12 October
Snow. High 33°, low 26°.
Pressure30.12 inHg
Wind0.5 mph N
Humidity94%
Visibility3.4 mi
Dew point25°
Tue, 1336° / 21°0
Morning21°feels 21°
Afternoon35°feels 35°
Evening30°feels 30°
Overnight25°feels 25°
36 °
Gregson, Tuesday, 13 October
Clear. High 36°, low 21°.
Pressure30.18 inHg
Wind1.9 mph NE
Humidity88%
Visibility6.2 mi
Dew point27°
Wed, 1442° / 17°0
Morning17°feels 17°
Afternoon40°feels 40°
Evening35°feels 35°
Overnight24°feels 24°
42 °
Gregson, Wednesday, 14 October
Clear. High 42°, low 17°.
Pressure30.21 inHg
Wind2.2 mph NE
Humidity72%
Visibility6.2 mi
Dew point25°
Thu, 1548° / 29°0
Morning32°feels 32°
Afternoon43°feels 43°
Evening42°feels 42°
Overnight29°feels 29°
48 °
Gregson, Thursday, 15 October
Clear. High 48°, low 29°.
Pressure30.56 inHg
Wind2.9 mph S
Humidity64%
Visibility—
Dew point30°
Fri, 1660° / 27°0
Morning34°feels 30°
Afternoon52°feels 49°
Evening49°feels 46°
Overnight33°feels 29°
60 °
Gregson, Friday, 16 October
Clear. High 60°, low 27°.
Pressure30.39 inHg
Wind5.5 mph S
Humidity46%
Visibility—
Dew point28°
Sat, 1765° / 35°0
Morning45°feels 41°
Afternoon59°feels 56°
Evening56°feels 54°
Overnight48°feels 45°
65 °
Gregson, Saturday, 17 October
Overcast. High 65°, low 35°.
Pressure30.09 inHg
Wind11.9 mph SW
Humidity49%
Visibility—
Dew point37°
Sun, 1864° / 43°0
Morning47°feels 44°
Afternoon58°feels 56°
Evening55°feels 53°
Overnight47°feels 45°
64 °
Gregson, Sunday, 18 October
Overcast. High 64°, low 43°.
Pressure30.00 inHg
Wind11.9 mph W
Humidity41%
Visibility—
Dew point33°
Mon, 1963° / 45°0
Morning49°feels 46°
Afternoon59°feels 56°
Evening54°feels 51°
Overnight46°feels 44°
63 °
Gregson, Monday, 19 October
Overcast. High 63°, low 45°.
Pressure29.85 inHg
Wind13 mph W
Humidity33%
Visibility—
Dew point28°
Tue, 2052° / 39°0.01
Morning42°feels 40°
Afternoon47°feels 44°
Evening47°feels 45°
Overnight40°feels 37°
52 °
Gregson, Tuesday, 20 October
Light rain. High 52°, low 39°.
Pressure30.03 inHg
Wind9.6 mph SW
Humidity56%
Visibility—
Dew point30°
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.