National Weather Service forecast

Johnstown, Colorado Weather

34°Overnight: Mostly Clear
Wind WNW 3 mph
7-DayHourlyRadar

Johnstown 7-Day Forecast

  1. Overnight
    34°F
    Mostly Clear

    Mostly clear, with a low around 34. West northwest wind around 3 mph.

  2. Wednesday
    57°F
    Partly Sunny
    4% chance of precipitation

    Partly sunny. High near 57, with temperatures falling to around 53 in the afternoon. North northeast wind 2 to 6 mph.

  3. Wednesday Night
    36°F
    Mostly Cloudy
    4% chance of precipitation

    Mostly cloudy, with a low around 36. North northwest wind 2 to 6 mph.

  4. Thursday
    60°F
    Sunny

    Sunny, with a high near 60. South southwest wind 1 to 5 mph.

  5. Thursday Night
    36°F
    Partly Cloudy
    1% chance of precipitation

    Partly cloudy, with a low around 36. West southwest wind around 3 mph.

  6. Friday
    59°F
    Mostly Sunny
    11% chance of precipitation

    Mostly sunny, with a high near 59.

  7. Friday Night
    34°F
    Partly Cloudy
    11% chance of precipitation

    Partly cloudy, with a low around 34.

  8. Saturday
    60°F
    Sunny

    Sunny, with a high near 60.

  9. Saturday Night
    34°F
    Mostly Clear

    Mostly clear, with a low around 34.

  10. Sunday
    64°F
    Sunny

    Sunny, with a high near 64.

  11. Sunday Night
    37°F
    Mostly Clear

    Mostly clear, with a low around 37.

  12. Monday
    65°F
    Sunny

    Sunny, with a high near 65.

  13. Monday Night
    37°F
    Partly Cloudy

    Partly cloudy, with a low around 37.

  14. Tuesday
    65°F
    Mostly Sunny

    Mostly sunny, with a high near 65.

Issued by the National Weather Service (BOU office), updated .

Johnstown Hourly Forecast

Loading the next 48 hours…

Full 100+ hour forecast for Johnstown

Johnstown Weather Radar

Open the full radar for Johnstown

About Johnstown

Population (2020 Census)
17,303
Coordinates
40.388, -104.969
Elevation
4,865 ft
NWS forecast office
BOU
Time zone
America/Denver
Sunrise today
6:33 AM MST
Sunset today
4:53 PM MST
Daylight today
10 h 21 min

Johnstown Weather Questions

What is the weather forecast for Johnstown, Colorado?

Overnight: Mostly clear, with a low around 34. West northwest wind around 3 mph. Wednesday: Partly sunny. High near 57, with temperatures falling to around 53 in the afternoon. North northeast wind 2 to 6 mph.

Will it rain or snow in Johnstown this week?

Not much. The highest chance of precipitation in the 7-day forecast is 11%, Friday.

How warm and how cold will it get in Johnstown this week?

The warmest day is Monday, with a high near 65°F. The coldest night is Overnight, with a low near 34°F.

What time are sunrise and sunset in Johnstown today?

Sunrise is at 6:33 AM MST and sunset is at 4:53 PM MST, for 10 h 21 min of daylight.

Weather near Johnstown

Largest cities in Colorado

All Colorado cities