| National Weather Service Forecast for:
Johnstown CO Issued by: National Weather Service Denver-Boulder, CO |
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| Updated: 1:51 pm MST Feb 2, 2026 | ||||||||||||||||||
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| Tonight |
Partly cloudy, with a low around 24. North wind 5 to 7 mph becoming light and variable in the evening. |
| Tuesday |
A 10 percent chance of rain after 5pm. Partly sunny, with a high near 54. Breezy, with a light and variable wind becoming north northwest 15 to 20 mph in the morning. Winds could gust as high as 31 mph. |
| Tuesday Night |
A slight chance of rain before 8pm, then a slight chance of snow between 8pm and 11pm. Partly cloudy, with a low around 24. Blustery, with a north wind 10 to 15 mph becoming light and variable. Winds could gust as high as 25 mph. Chance of precipitation is 20%. |
| Wednesday |
Sunny, with a high near 50. West southwest wind around 7 mph becoming south in the afternoon. |
| Wednesday Night |
Mostly clear, with a low around 27. West wind around 6 mph. |
| Thursday |
Sunny, with a high near 63. |
| Thursday Night |
Mostly clear, with a low around 30. |
| Friday |
Sunny, with a high near 61. |
| Friday Night |
Partly cloudy, with a low around 30. |
| Saturday |
Mostly sunny, with a high near 62. |
| Saturday Night |
Partly cloudy, with a low around 29. |
| Sunday |
Sunny, with a high near 60. |
| Sunday Night |
Partly cloudy, with a low around 29. |
| Monday |
A slight chance of rain. Mostly sunny, with a high near 59. |
Forecast from NOAA-NWS for Johnstown CO.
