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Roy, MT

46°F
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Roy

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46°
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Roy, MT Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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Today Hourly 10-Day Radar MinuteCast®

Monthly

Air Quality Health & Activities

July

January February March April May June July August September October November December

2026

2025 2026 2027

10-Day

S
M
T
W
T
F
S
28
A couple of p.m. t-showers
77°
57°
29
A t-storm around in the p.m.
80°
55°
30
Thunderstorms, mainly early
78°
56°
1
Mainly cloudy
84°
50°
2
Decreasing clouds
72°
50°
3
Mostly sunny
77°
55°
4
Partly sunny
80°
56°
5
A shower and thunderstorm
83°
56°
6
Cloudy with a little rain
75°
51°
7
Mostly cloudy
73°
48°
8
Partly sunny
74°
51°
9
Cloudy with thunderstorms
76°
56°
10
Plenty of sun
76°
52°
11
Plenty of sun
81°
56°
12
Plenty of sun
84°
57°
13
Decreasing clouds
86°
58°
14
Mostly cloudy
87°
57°
15
Mostly sunny
86°
58°
16
A passing afternoon shower
83°
58°
17
Occasional morning rain
84°
57°
18
Mostly sunny
78°
57°
19
Becoming cloudy
85°
58°
20
Partly sunny
87°
58°
21
Decreasing clouds
88°
59°
22
Sunny
88°
59°
23
Mostly sunny and less humid
87°
58°
24
Afternoon thunderstorms
85°
58°
25
Mostly cloudy and less humid
77°
57°
26
Partly sunny
80°
57°
27
Sunny
87°
58°
28
Sunny
90°
57°
29
Mostly sunny
90°
51°
30
Mostly sunny
84°
54°
31
Partly sunny with a shower
85°
52°
1
A.M. showers; variably cloudy
81°
51°

Temperature Graph

°F
90° 80° 70° 60° 50° Jul
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo

July Weather in Roy

Roy's July 2026 forecast shows daily high temperatures ranging from 72° to 90°, with overnight lows between 48° and 59°. The average high for July is 82° with an average low of 55°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how July weather will actually feel in Roy. See also: August | September | October.

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World North America United States Montana Roy

Weather Near Roy:

  • Great Falls, MT
  • Havre, MT
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