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      Elev 3596 ft, 44.497 °N 103.857 °W

      Spearfish, SD

      Spearfish Station56°
      Updated: 8:27 AM MDT on September 20, 2026 (GMT -6)
      8 minutes ago
      59°
      53°
      56
      Feels Like 56
      Rain Shower
      N
      7
      Lower temperature is expected today
      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
        Today
        Mon 09/21
        High 59°f
         94% Precip. / 0.23 in
        Rain showers early will evolve into a more steady rain for the afternoon. Potential for heavy rainfall. High 59F. Winds E at 10 to 15 mph. Chance of rain 90%. Rainfall around a quarter of an inch.
        Tonight
        Mon 09/21
        Low 51°f
         80% Precip. / 0.11 in
        Occasional light rain tapering to a few showers late. Low 51F. Winds ENE at 5 to 10 mph. Chance of rain 80%.
        Tomorrow
        Tue 09/22
        High 63°f47°f
         24% Precip. / 0 in
        Cloudy. Slight chance of a rain shower. High 63F. Winds E at 10 to 15 mph.
        Hourly Forecast
        Now
        56°
        9AM
        57°
        10AM
        51%
        58°
        11AM
        56%
        58°
        12PM
        32%
        59°
        1PM
        59°
        2PM
        59°
        3PM
        59%
        59°
        4PM
        83%
        59°
        5PM
        94%
        58°
        6PM
        91%
        57°
        6:56PM
        Sunset
        7PM
        81%
        57°
        8PM
        65%
        55°
        9PM
        62%
        54°
        10PM
        62%
        54°
        11PM
        40%
        54°
        12AM
        55°
        1AM
        54°
        2AM
        54°
        3AM
        34%
        53°
        4AM
        31%
        53°
        5AM
        36%
        53°
        6AM
        34%
        53°
        6:41AM
        Sunrise
        7AM
        52°
        8AM
        53°
        Precipitation
        94%
        Rain likely to continue
        Pollen
        None
        Air Quality
        11
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 30.05 in
        2. Visibility 7 miles
        3. Clouds Cloudy
        4. Dew Point56°F
        5. Humidity 100%
        6. Rainfall 0.45 in
        7. Snow Depth 0 in
         KSPF Station History
        Almanac for September 20, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 59°F 72°F 93°F 1960
        4. Low 53°F 46°F 25°F 1995
        5. Rain/Snow Depth
        6. Precipitation 0.33 in 3.1 in -
        7. Snow 0 in 0 in -
        Almanac for September 21, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 63°F 72°F 93°F
        4. Low 53°F 46°F 25°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:40 AM 6:56 PM
        3. Civil Twilight 6:11 AM 7:25 PM
        4. Nautical Twilight 5:37 AM 7:59PM
        5. Astronomical Twilight 5:01 AM 8:34 PM
        1. Length of Visible Light 13h 14m
        2. Length of Day 12h 15m
        3. Tomorrow will be 3 minutes 3 seconds shorter
        1. Moon 4:17 PM -
        2. Waxing Gibbous69% of the Moon is Illuminated
        Sep 26
        Full Moon
        Oct 3
        Waning Half Last Qtr
        Oct 10
        New Moon
        Oct 18
        Waxing Half First Qtr
        Precipitation
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