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Current conditions at
St. Johns, St. Johns Industrial Airpark (KSJN)
Lat: 34.51833°NLon: 109.37917°WElev: 5732.0ft.
Clear
86°F
30°C
| Humidity | 27% |
| Wind Speed | NNE 5 MPH |
| Barometer | 30.26 in (1024.72 mb) |
| Dewpoint | 48°F (9°C) |
| Visibility | 10.00 mi |
| Heat Index | 83°F (28°C) |
| Last update | 19 Aug 10:35 AM MST |
Extended Forecast for
St. Johns AZ
This Afternoon

High: 96 °F
Hot
Tonight
Low: 65 °F
Slight Chance
T-storms then
Mostly CloudyThursday
High: 95 °F
Mostly Sunny
then Slight
Chance
T-stormsThursday Night
Low: 64 °F
Chance
T-storms then
Mostly CloudyFriday
High: 93 °F
Mostly Sunny
then Chance
T-stormsFriday Night
Low: 61 °F
Chance
T-storms then
Mostly CloudySaturday
High: 92 °F
Mostly Sunny
then Chance
T-stormsSaturday Night
Low: 62 °F
Slight Chance
T-storms then
Partly CloudySunday
High: 92 °F
Mostly Sunny
then Slight
Chance
T-storms
Detailed Forecast
This Afternoon
Sunny and hot, with a high near 96. Northwest wind 8 to 10 mph, with gusts as high as 18 mph.
Tonight
A 10 percent chance of showers and thunderstorms before 9pm. Mostly cloudy, with a low around 65. Northwest wind 5 to 11 mph becoming southeast after midnight. Winds could gust as high as 21 mph.
Thursday
A 20 percent chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 95. Calm wind becoming southeast 5 to 8 mph in the afternoon. Winds could gust as high as 16 mph.
Thursday Night
A 40 percent chance of showers and thunderstorms, mainly before 9pm. Mostly cloudy, with a low around 64. East wind 6 to 11 mph becoming light and variable. Winds could gust as high as 20 mph.
Friday
A 50 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 93. Light and variable wind becoming southwest 8 to 13 mph in the afternoon. Winds could gust as high as 23 mph.
Friday Night
A 40 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 61. Southwest wind 5 to 14 mph becoming southeast after midnight. Winds could gust as high as 23 mph.
Saturday
A 50 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 92. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 21 mph.
Saturday Night
A 10 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 62. Southwest wind 5 to 10 mph becoming southeast after midnight. Winds could gust as high as 17 mph.
Sunday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 92. Light and variable wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Sunday Night
A 10 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 61. West wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 17 mph.
Monday
A 10 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92. Calm wind becoming west 5 to 9 mph in the afternoon. Winds could gust as high as 17 mph.
Monday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 62. West wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 17 mph.
Tuesday
A 10 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93. Light and variable wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 17 mph.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
St. Johns AZ
34.51°N 109.37°W (Elev. 5797 ft)
34.51°N 109.37°W (Elev. 5797 ft)
11:27 am MDT Aug 19, 2026
12pm MDT Aug 19, 2026-6pm MDT Aug 25, 2026


