10-day forecast for Gregson, MT: 15° to 63°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
63°
Best day: Monday, October 19
35° · 0.04 in
Worst day: Monday, October 12
Tap any day below to see morning, afternoon, evening and overnight.
Tue, 1339° / 19°0
Morning19°feels 19°
Afternoon38°feels 38°
Evening31°feels 31°
Overnight23°feels 23°
39 °
Gregson, Tuesday, 13 October
Clear. High 39°, low 19°.
Pressure30.24 inHg
Wind1.9 mph E
Humidity90%
Visibility6.2 mi
Dew point26°
Wed, 1443° / 15°0
Morning15°feels 10°
Afternoon43°feels 43°
Evening35°feels 35°
Overnight18°feels 18°
43 °
Gregson, Wednesday, 14 October
Partly cloudy. High 43°, low 15°.
Pressure30.21 inHg
Wind2.1 mph NE
Humidity68%
Visibility6.2 mi
Dew point27°
Thu, 1547° / 28°0
Morning28°feels 28°
Afternoon45°feels 45°
Evening35°feels 35°
Overnight28°feels 28°
47 °
Gregson, Thursday, 15 October
Clear. High 47°, low 28°.
Pressure30.59 inHg
Wind0.9 mph W
Humidity66%
Visibility6.2 mi
Dew point31°
Fri, 1657° / 25°0
Morning28°feels 24°
Afternoon50°feels 49°
Evening46°feels 44°
Overnight25°feels 21°
57 °
Gregson, Friday, 16 October
Clear. High 57°, low 25°.
Pressure30.42 inHg
Wind4.5 mph SW
Humidity48%
Visibility—
Dew point28°
Sat, 1762° / 29°0
Morning36°feels 32°
Afternoon55°feels 52°
Evening51°feels 47°
Overnight37°feels 33°
62 °
Gregson, Saturday, 17 October
Overcast. High 62°, low 29°.
Pressure30.00 inHg
Wind8.1 mph S
Humidity39%
Visibility—
Dew point27°
Sun, 1861° / 38°0
Morning45°feels 44°
Afternoon57°feels 54°
Evening52°feels 49°
Overnight42°feels 42°
61 °
Gregson, Sunday, 18 October
Clear. High 61°, low 38°.
Pressure29.91 inHg
Wind8.5 mph SW
Humidity39%
Visibility—
Dew point30°
Mon, 1963° / 41°0
Morning45°feels 41°
Afternoon57°feels 54°
Evening55°feels 51°
Overnight47°feels 44°
63 °
Gregson, Monday, 19 October
Overcast. High 63°, low 41°.
Pressure29.83 inHg
Wind12.8 mph S
Humidity30%
Visibility—
Dew point24°
Tue, 2053° / 39°0.16
Morning48°feels 46°
Afternoon50°feels 47°
Evening44°feels 40°
Overnight41°feels 39°
53 °
Gregson, Tuesday, 20 October
Snow. High 53°, low 39°.
Pressure29.59 inHg
Wind9.9 mph S
Humidity62%
Visibility—
Dew point38°
Wed, 2140° / 34°0
Morning36°feels 32°
Afternoon39°feels 33°
Evening38°feels 31°
Overnight35°feels 28°
40 °
Gregson, Wednesday, 21 October
Light rain. High 40°, low 34°.
Pressure29.94 inHg
Wind11.7 mph N
Humidity71%
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.