National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

St. Johns, St. Johns Industrial Airpark (KSJN)

Lat: 34.51833°NLon: 109.37917°WElev: 5732.0ft.

Clear

34°F

1°C

Humidity 47%
Wind Speed SSW 3 MPH
Barometer 30.32 in (1026.75 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Last update 14 Dec 09:20 PM MST
Extended Forecast for

St. Johns AZ

  • Tonight

    Tonight: Mostly cloudy, with a low around 24. Light south wind.

    Low: 24 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 59. Calm wind becoming northwest 5 to 7 mph in the afternoon.

    High: 59 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 22. Light and variable wind.

    Low: 22 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 58. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 58 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 26. Light and variable wind.

    Low: 26 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 64. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 64 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 28. Southwest wind 3 to 7 mph.

    Low: 28 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 63. Light and variable wind becoming northwest around 5 mph.

    High: 63 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 29. South wind around 6 mph becoming light and variable after midnight.

    Low: 29 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 24. Light south wind.
Monday
Mostly sunny, with a high near 59. Calm wind becoming northwest 5 to 7 mph in the afternoon.
Monday Night
Mostly clear, with a low around 22. Light and variable wind.
Tuesday
Sunny, with a high near 58. Calm wind becoming northwest around 6 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 26. Light and variable wind.
Wednesday
Sunny, with a high near 64. Calm wind becoming west 5 to 7 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 28. Southwest wind 3 to 7 mph.
Thursday
Mostly sunny, with a high near 63. Light and variable wind becoming northwest around 5 mph.
Thursday Night
Mostly clear, with a low around 29. South wind around 6 mph becoming light and variable after midnight.
Friday
Sunny, with a high near 69. Light and variable wind becoming west 9 to 14 mph in the afternoon. Winds could gust as high as 22 mph.
Friday Night
Mostly clear, with a low around 34. Southwest wind 9 to 13 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 67. West wind 8 to 16 mph, with gusts as high as 29 mph.
Saturday Night
Mostly clear, with a low around 31. Southwest wind 5 to 13 mph, with gusts as high as 18 mph.
Sunday
Sunny, with a high near 64. Light and variable wind becoming west 6 to 11 mph in the morning. Winds could gust as high as 18 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
St. Johns AZ
 34.51°N 109.37°W (Elev. 5797 ft)
Last Update:
9:20 pm MST Dec 14, 2025
Forecast Valid:
9pm MST Dec 14, 2025-6pm MST Dec 21, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation