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      Freeze Warning
      until 9:00 AM MDT
      Elev 5033 ft, 43.027 °N 108.398 °W

      Riverton, WY

      Riverton Station35°
      Updated: 1:00 AM MDT on October 16, 2026 (GMT -6)
      4 minutes ago
      46°
      42°
      35
      Feels Like 35
      Clear
      N
      1
      Higher temperature is expected today
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       Wundermap
      50
      50
      575
      90
      50
      7
      0 mph
      50
      50
      50
      50
      50
      50
      Radar · Now
        Hyper-local data from Weather Underground's network of
        400,000+ personal weather stations worldwide
        Tonight
        Fri 10/16
        Low 31°f
         2% Precip. / 0 in
        Clear skies. Low 31F. Winds light and variable.
        Tomorrow
        Sat 10/17
        High 59°f
         6% Precip. / 0 in
        Sunny skies. High 59F. Winds light and variable.
        Tomorrow night
        Sat 10/17
        Low 35°f
         4% Precip. / 0 in
        Mostly clear. Low near 35F. Winds light and variable.
        Hourly Forecast
        Now
        34°
        2AM
        33°
        3AM
        33°
        4AM
        32°
        5AM
        34°
        6AM
        33°
        7AM
        32°
        7:28AM
        Sunrise
        8AM
        33°
        9AM
        37°
        10AM
        40°
        11AM
        43°
        12PM
        46°
        1PM
        50°
        2PM
        53°
        3PM
        55°
        4PM
        56°
        5PM
        58°
        6PM
        56°
        6:28PM
        Sunset
        7PM
        52°
        8PM
        49°
        9PM
        46°
        10PM
        44°
        11PM
        43°
        12AM
        42°
        1AM
        40°
        Precipitation
        4%
        Pollen
        Ragweed Pollen
        Moderate
        Air Quality
        31
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 30.72 in
        2. Visibility 10 miles
        3. Clouds Clear
        4. Dew Point30°F
        5. Humidity 85%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KRIW Station History
        Almanac for October 16, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 56°F 59°F 81°F 1991
        4. Low 33°F 30°F 10°F 1984
        5. Rain/Snow Depth
        6. Precipitation 0 in 3.6 in -
        7. Snow 0 in 0 in -
        Almanac for October 17, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 59°F 59°F 85°F
        4. Low 31°F 30°F 11°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 7:28 AM 6:29 PM
        3. Civil Twilight 6:59 AM 6:57 PM
        4. Nautical Twilight 6:26 AM 7:30PM
        5. Astronomical Twilight 5:54 AM 8:03 PM
        1. Length of Visible Light 11h 57m
        2. Length of Day 11h 0m
        3. Tomorrow will be 2 minutes 50 seconds shorter
        1. Moon 1:44 PM 10:09 PM
        2. Waxing Crescent32% of the Moon is Illuminated
        Oct 18
        Waxing Half First Qtr
        Oct 25
        Full Moon
        Nov 1
        Waning Half Last Qtr
        Nov 9
        New Moon
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