New Record Highs Possible this Week

Daily Record Highs and All Time Monthly High Temperatures for March are in jeopardy of being broken from Wednesday through Saturday. Read More >

Current conditions at

San Luis Valley Regional Airport (KALS)

Lat: 37.44°NLon: 105.86°WElev: 7536ft.

Fair

40°F

4°C

Humidity 38%
Wind Speed NE 9 mph
Barometer 30.27 in (1019.8 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 18 Mar 12:52 am MDT
Extended Forecast for

San Luis CO

  • Overnight

    Overnight: Mostly clear, with a low around 33. West wind around 5 mph becoming south southeast.

    Low: 33 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 70. Light and variable wind becoming west northwest 5 to 10 mph in the morning.

    High: 70 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 37. West northwest wind 5 to 10 mph becoming light and variable  in the evening.

    Low: 37 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 74. Light and variable wind becoming west 5 to 10 mph in the afternoon.

    High: 74 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 40. West wind 5 to 10 mph becoming light and variable  in the evening.

    Low: 40 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 76. Light and variable wind becoming west northwest 5 to 10 mph in the afternoon.

    High: 76 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 42. Northwest wind around 5 mph becoming southeast after midnight.

    Low: 42 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 78. South wind 5 to 15 mph becoming west southwest in the afternoon.

    High: 78 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 41. Breezy, with a west southwest wind 15 to 20 mph becoming south 10 to 15 mph after midnight. Winds could gust as high as 30 mph.

    Low: 41 °F

    Clear and
    Breezy then
    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 33. West wind around 5 mph becoming south southeast.
Wednesday
Sunny, with a high near 70. Light and variable wind becoming west northwest 5 to 10 mph in the morning.
Wednesday Night
Mostly clear, with a low around 37. West northwest wind 5 to 10 mph becoming light and variable in the evening.
Thursday
Sunny, with a high near 74. Light and variable wind becoming west 5 to 10 mph in the afternoon.
Thursday Night
Clear, with a low around 40. West wind 5 to 10 mph becoming light and variable in the evening.
Friday
Sunny, with a high near 76. Light and variable wind becoming west northwest 5 to 10 mph in the afternoon.
Friday Night
Clear, with a low around 42. Northwest wind around 5 mph becoming southeast after midnight.
Saturday
Sunny, with a high near 78. South wind 5 to 15 mph becoming west southwest in the afternoon.
Saturday Night
Clear, with a low around 41. Breezy, with a west southwest wind 15 to 20 mph becoming south 10 to 15 mph after midnight. Winds could gust as high as 30 mph.
Sunday
Mostly sunny, with a high near 71. Breezy, with a south wind 5 to 10 mph becoming west southwest 15 to 20 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 38. Breezy, with a south southeast wind 10 to 20 mph, with gusts as high as 30 mph.
Monday
Sunny, with a high near 68. Breezy, with a south southwest wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Monday Night
Mostly cloudy, with a low around 39. Breezy, with a south wind 15 to 20 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 30 mph.
Tuesday
Mostly sunny, with a high near 70. Breezy, with a south southwest wind 10 to 20 mph, with gusts as high as 30 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
San Luis CO
 37.21°N 105.43°W (Elev. 8199 ft)
12:31 am MDT Mar 18, 2026
1am MDT Mar 18, 2026-6pm MDT Mar 24, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database