HAMILTON, MT 59840 Weather Forecast & Current Conditions

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MISSOULA, MT
Current Weather

10:53 PM MDT JUN 8, 2026
Overcast
64°F
Feels Like: 65°F
Dewpoint: 34°F
Rel. Hum.: 33%
Visibility: 10 miles
Wind: NNW at 3 mph
Pressure: 29.70 inches
Last 72 hours

Local Area Snow Depth

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HAMILTON, MT 59840
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TONIGHT
Mostly cloudy. A 20 percent chance of rain after midnight. Lows in the mid to upper 40s.
TUESDAY
Rain showers likely. Chance of thunderstorms. Chance of precipitation 70 percent. Highs near 60. Southwest winds 15 to 20 mph with gusts to around 30 mph.
TUESDAY NIGHT
Mostly cloudy with a 50 percent chance of rain. Lows near 40. Southwest winds 15 to 20 mph with gusts to around 30 mph.
WEDNESDAY
Rain likely in the morning, then a chance of rain in the afternoon. Chance of rain 70 percent. Highs in the lower to mid 50s. West winds 15 to 20 mph with gusts to around 30 mph.
WEDNESDAY NIGHT
Mostly cloudy in the evening then becoming partly cloudy. Lows in the mid to upper 30s. West winds to 15 mph with gusts to around 30 mph.
THURSDAY
Mostly sunny. Highs near 70.
THURSDAY NIGHT
Mostly clear. Lows in the lower to mid 40s.
FRIDAY
Mostly sunny. Highs in the 70s.
FRIDAY NIGHT
Mostly clear. Lows in the mid to upper 40s.
SATURDAY
Mostly sunny. A 30 percent chance of rain in the afternoon. Highs in the lower to mid 70s.
SATURDAY NIGHT
Partly cloudy. Lows in the mid to upper 40s.
SUNDAY
Mostly sunny. Highs in the lower to mid 70s.
SUNDAY NIGHT
Partly cloudy. Lows in the mid to upper 40s.

Visible Weather Satellite
HAMILTON, MT 59840
Infrared Weather Satellite
HAMILTON, MT 59840
NEXRAD Weather Radar
HAMILTON, MT 59840

MISSOULA, MT 3 hourly weather forecast

weather forecast created  7:00 PM CDT  6/ 8/2026
Tuesday
9 JUN 2026
HAMILTON, MT 59840 weather forecast Day 1, 0 hours 12 AM 56° 56° Mostly Cloudy 18%
RAIN
<.01 in
0% Thunder
( 1% severe)
  CALM 51% 38°
Low 48° HAMILTON, MT 59840 weather forecast Day 1, 3 hours 3 AM 52° 52° Mostly Cloudy WNW   2 63% 40°
High 61° HAMILTON, MT 59840 weather forecast Day 1, 6 hours 6 AM 49° 49° Mostly Cloudy 65%
RAIN
.25–.5 in
0% Thunder
( 8% severe)
  CALM 80% 43°

Mostly Cloudy

Rain Likely

HAMILTON, MT 59840 weather forecast Day 1, 9 hours 9 AM 51° 49° Mostly Cloudy SSW   6 83% 46°
HAMILTON, MT 59840 weather forecast Day 1, 12 hours 12 PM 55° 52° Mostly Cloudy 57%
RAIN
.01–.1 in
0% Thunder
( 24% severe)
W   13 66% 44°
HAMILTON, MT 59840 weather forecast Day 1, 15 hours 3 PM 57° 53° Mostly Cloudy WSW   17 59% 43°
HAMILTON, MT 59840 weather forecast Day 1, 18 hours 6 PM 56° 52° Mostly Cloudy 32%
RAIN
.01–.1 in
0% Thunder
( 12% severe)
W   17 55% 40°
HAMILTON, MT 59840 weather forecast Day 1, 21 hours 9 PM 52° 47° Mostly Cloudy WNW   16 63% 40°
Wednesday
10 JUN 2026
HAMILTON, MT 59840 weather forecast Day 2, 0 hours 12 AM 47° 42° Mostly Cloudy 40%
RAIN
.01–.1 in
0% Thunder
( 7% severe)
WSW   12 76% 40°
Low 40° HAMILTON, MT 59840 weather forecast Day 2, 3 hours 3 AM 45° 40° Mostly Cloudy SSW   10 82% 40°
High 54° HAMILTON, MT 59840 weather forecast Day 2, 6 hours 6 AM 42° 36° Mostly Cloudy 42%
RAIN
.01–.1 in
0% Thunder
( 6% severe)
SSW   9 89% 39°

Mostly Cloudy

Chance of Rain

HAMILTON, MT 59840 weather forecast Day 2, 9 hours 9 AM 44° 37° Mostly Cloudy W   15 82% 39°
HAMILTON, MT 59840 weather forecast Day 2, 12 hours 12 PM 49° 43° Mostly Cloudy 36%
RAIN
.01–.1 in
0% Thunder
( 10% severe)
W   17 63% 37°
HAMILTON, MT 59840 weather forecast Day 2, 15 hours 3 PM 51° 45° Mostly Cloudy W   18 59% 37°
HAMILTON, MT 59840 weather forecast Day 2, 18 hours 6 PM 52° 47° Mostly Cloudy 10%
RAIN
<.01 in
0% Thunder
( 5% severe)
W   16 56% 37°
HAMILTON, MT 59840 weather forecast Day 2, 21 hours 9 PM 51° 46° Mostly Cloudy W   15 61% 38°

MISSOULA, MT extended weather forecast

BAD DAY
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Low 44° Low 43° Low 43° Low 47° Low 45°
High 58° High 70° High 78° High 77° High 74°
HAMILTON, MT 59840 weather forecast Day 3 HAMILTON, MT 59840 weather forecast Day 4 HAMILTON, MT 59840 weather forecast Day 5 HAMILTON, MT 59840 weather forecast Day 6 HAMILTON, MT 59840 weather forecast Day 7
Overcast
64% Rain
Overcast
26% Rain
Clear
6% Rain
Mostly Cloudy
39% Rain
Mostly Cloudy
23% Rain
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