Riverton, UT Hourly Weather Forecast
Next 48 Hours
Fri, Sep 18th 2026
Sunny skies giving way to light rain shower by evening. Warming trend from 58°F to 78°. Breezy wind, shifting from S to NW at 12.3 mph, as humidity fluctuates between 25% to 74%, and an avg barometric pressure of 29.93 inHg.
| Fri, Sep 18th | Temp | Humidity | Wind (mph) | Pressure (inHg) | Dew Point | Precip. |
|---|---|---|---|---|---|---|
9 AM Sunny UV: 0.5 |
64°F Feels 59°F |
60% | 9.6 S | 30 | 50.2°F | 5% |
10 AM SunnyUV: 1.6 |
69°F Feels 63°F |
52% | 10.5 S | 29.99 | 50.1°F | 2% |
11 AM SunnyUV: 3.2 |
72°F Feels 65°F |
45% | 11.6 S | 29.97 | 49.1°F | 1% |
12 PM Scattered Showers UV: 5.5 |
74°F Feels 66°F |
39% | 13.4 S | 29.95 | 47.9°F | 17% |
1 PM SunnyUV: 6.3 |
77°F Feels 67°F |
32% | 15.7 S | 29.92 | 45.2°F | 1% |
2 PM Scattered Thunderstorms UV: 6.3 |
78°F Feels 66°F |
30% | 19.5 SSW | 29.9 | 43.9°F | 3% |
3 PM Scattered ThunderstormsUV: 4 |
78°F Feels 67°F |
29% | 16.6 SSW | 29.87 | 42.7°F | 5% |
4 PM Partly Cloudy UV: 3.8 |
78°F Feels 67°F |
25% | 15.9 S | 29.83 | 39.7°F | 4% |
5 PM Scattered ShowersUV: 1.4 |
74°F Feels 58°F |
34% | 25.1 W | 29.84 | 43.4°F | 36% Rain est. 0.01in |
6 PM Scattered ShowersUV: 0.3 |
71°F Feels 62°F |
37% | 14.1 WNW | 29.85 | 43.7°F | 9% |
7 PM Light Rain Shower UV: 0.1 |
58°F Feels 52°F |
74% | 11.4 NNE | 29.97 | 49.9°F | 37% Rain est. 0.02in |
8 PM Light Rain Shower UV: 0 |
59°F Feels 54°F |
72% | 8.5 NNW | 29.94 | 50.2°F | 31% Rain est. 0.01in |
9 PM Light Rain ShowerUV: 0 |
59°F Feels 58°F |
74% | 3.1 ENE | 29.98 | 50.9°F | 40% Rain est. 0.02in |
10 PM Partly Cloudy UV: 0 |
59°F Feels 57°F |
68% | 3.1 N | 29.99 | 48.8°F | 11% |
11 PM Light Rain ShowerUV: 0 |
58°F Feels 55°F |
69% | 5.8 NW | 30 | 48.1°F | 24% Rain est. 0.01in |
Sat, Sep 19th 2026
Starting off Sunny skies, turning Clear conditions later in the day. Warming trend from 51°F to 71°. Light winds, shifting from NW to NNW at 6.2 mph, with humidity ranging 22% to 78%, and an avg barometric pressure of 30.01 inHg.
| Sat, Sep 19th | Temp | Humidity | Wind (mph) | Pressure (inHg) | Dew Point | Precip. |
|---|---|---|---|---|---|---|
12 AM Clear UV: 0 |
56°F Feels 53°F |
75% | 6 NW | 30.01 | 48.2°F | 9% |
1 AM Scattered Thunderstorms UV: 0 |
55°F Feels 52°F |
76% | 5.6 NW | 30.02 | 47.9°F | 11% |
2 AM Scattered ThunderstormsUV: 0 |
54°F Feels 52°F |
77% | 3.8 NW | 30.02 | 47.2°F | 16% |
3 AM Scattered ThunderstormsUV: 0 |
55°F Feels 53°F |
76% | 3.6 NW | 30.01 | 47°F | 14% |
4 AM Scattered ThunderstormsUV: 0 |
53°F Feels 52°F |
77% | 3.6 NW | 30.01 | 46.3°F | 18% |
5 AM Scattered ThunderstormsUV: 0 |
53°F Feels 51°F |
77% | 2 NNW | 30.01 | 46°F | 11% |
6 AM Scattered Showers UV: 0 |
52°F Feels 50°F |
78% | 3.1 NNW | 30.03 | 45°F | 18% |
7 AM ClearUV: 0 |
51°F Feels 50°F |
78% | 3.1 NNW | 30.04 | 44.5°F | 9% |
8 AM Scattered ShowersUV: 0.2 |
54°F Feels 52°F |
73% | 3.6 NW | 30.06 | 45.6°F | 26% Rain est. 0.01in |
9 AM SunnyUV: 0.8 |
58°F Feels 55°F |
61% | 4 NNW | 30.06 | 45.1°F | 4% |
10 AM SunnyUV: 2 |
62°F Feels 57°F |
48% | 5.4 N | 30.05 | 41.7°F | 2% |
11 AM SunnyUV: 3.7 |
64°F Feels 59°F |
38% | 5.4 N | 30.04 | 38°F | 1% |
12 PM Cloudy UV: 5.2 |
67°F Feels 61°F |
32% | 4.7 N | 30.02 | 35.5°F | 5% |
1 PM Partly CloudyUV: 5.2 |
69°F Feels 63°F |
26% | 5.4 N | 29.99 | 33.1°F | 2% |
2 PM Partly CloudyUV: 3.2 |
71°F Feels 64°F |
23% | 6.3 N | 29.96 | 31.4°F | 4% |
3 PM CloudyUV: 3 |
71°F Feels 62°F |
22% | 10.5 NNW | 29.94 | 30.3°F | 7% |
4 PM Overcast UV: 2.6 |
70°F Feels 57°F |
23% | 15.4 NNW | 29.95 | 30.1°F | 8% |
5 PM OvercastUV: 1.7 |
68°F Feels 57°F |
24% | 14.5 NNW | 29.97 | 30.4°F | 9% |
6 PM OvercastUV: 0.6 |
66°F Feels 55°F |
27% | 13.4 N | 29.98 | 31°F | 9% |
7 PM SunnyUV: 0.1 |
64°F Feels 55°F |
29% | 9.2 N | 29.99 | 31.4°F | 1% |
8 PM ClearUV: 0 |
58°F Feels 51°F |
36% | 7.4 N | 30.03 | 31.8°F | 1% |
9 PM ClearUV: 0 |
57°F Feels 50°F |
39% | 6.3 N | 30.04 | 31.9°F | 1% |
10 PM ClearUV: 0 |
55°F Feels 51°F |
41% | 3.8 NNW | 30.04 | 31.9°F | 1% |
11 PM ClearUV: 0 |
55°F Feels 51°F |
41% | 3.8 NNW | 30.04 | 31.8°F | 1% |
Sun, Sep 20th 2026
Clear skies will dominate from morning to night. Temps range from 50° to 54°. Calm winds, shifting from WNW to S at 2.7 mph, while humidity ranges from 42% to 50%, and an avg barometric pressure of 30.05 inHg.
| Sun, Sep 20th | Temp | Humidity | Wind (mph) | Pressure (inHg) | Dew Point | Precip. |
|---|---|---|---|---|---|---|
12 AM ClearUV: 0 |
54°F Feels 49°F |
42% | 2.5 WNW | 30.04 | 31.7°F | 1% |
1 AM ClearUV: 0 |
53°F Feels 48°F |
43% | 1.8 W | 30.04 | 31.4°F | 1% |
2 AM ClearUV: 0 |
52°F Feels 48°F |
44% | 1.6 SW | 30.03 | 31.3°F | 1% |
3 AM ClearUV: 0 |
52°F Feels 47°F |
48% | 1.8 SSW | 30.03 | 32.8°F | 2% |
4 AM ClearUV: 0 |
51°F Feels 47°F |
50% | 2 SSE | 30.04 | 33.4°F | 2% |
5 AM ClearUV: 0 |
51°F Feels 49°F |
50% | 3.1 S | 30.05 | 33°F | 2% |
6 AM ClearUV: 0 |
51°F Feels 49°F |
49% | 3.6 S | 30.06 | 32.3°F | 2% |
7 AM ClearUV: 0 |
50°F Feels 48°F |
50% | 3.8 S | 30.08 | 32.6°F | 2% |
8 AM SunnyUV: 0.1 |
54°F Feels 50°F |
46% | 4.3 S | 30.09 | 33.6°F | 1% |
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