Weather in Johnstown, Colorado, United States

7-Day Detailed Weather Forecast for Johnstown

Tonight

Temperature: 50°F

Wind Speed: 3 to 9 mph

Wind Direction: SW

Forecast: Partly cloudy. Low around 50, with temperatures rising to around 52 overnight. Southwest wind 3 to 9 mph.

Monday

Temperature: 88°F

Wind Speed: 3 to 13 mph

Wind Direction: SSW

Forecast: Sunny. High near 88, with temperatures falling to around 86 in the afternoon. South southwest wind 3 to 13 mph, with gusts as high as 21 mph.

Monday Night

Temperature: 51°F

Wind Speed: 6 to 12 mph

Wind Direction: SSW

Forecast: Mostly clear, with a low around 51. South southwest wind 6 to 12 mph, with gusts as high as 21 mph.

Tuesday

Temperature: 87°F

Wind Speed: 6 to 12 mph

Wind Direction: SW

Forecast: Mostly sunny, with a high near 87. Southwest wind 6 to 12 mph, with gusts as high as 22 mph.

Tuesday Night

Temperature: 50°F

Wind Speed: 8 to 13 mph

Wind Direction: WSW

Forecast: Mostly clear, with a low around 50. West southwest wind 8 to 13 mph, with gusts as high as 22 mph.

Wednesday

Temperature: 75°F

Wind Speed: 8 to 23 mph

Wind Direction: W

Forecast: A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 75. Chance of precipitation is 20%.

Wednesday Night

Temperature: 43°F

Wind Speed: 6 to 22 mph

Wind Direction: WNW

Forecast: A slight chance of rain showers before midnight. Mostly cloudy, with a low around 43. Chance of precipitation is 20%.

Thursday

Temperature: 71°F

Wind Speed: 6 to 18 mph

Wind Direction: W

Forecast: A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 71.

Thursday Night

Temperature: 42°F

Wind Speed: 2 to 17 mph

Wind Direction: NW

Forecast: Mostly cloudy, with a low around 42.

Friday

Temperature: 75°F

Wind Speed: 2 to 12 mph

Wind Direction: SE

Forecast: A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 75.

Friday Night

Temperature: 45°F

Wind Speed: 3 to 12 mph

Wind Direction: NNW

Forecast: Mostly cloudy, with a low around 45.

Saturday

Temperature: 76°F

Wind Speed: 3 to 12 mph

Wind Direction: ENE

Forecast: A chance of showers and thunderstorms after noon. Partly sunny, with a high near 76.

Saturday Night

Temperature: 46°F

Wind Speed: 5 to 12 mph

Wind Direction: NNW

Forecast: A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 46.

Sunday

Temperature: 72°F

Wind Speed: 5 to 16 mph

Wind Direction: NE

Forecast: A slight chance of rain showers before noon, then a chance of showers and thunderstorms. Partly sunny, with a high near 72.