Weather in Johnstown, Colorado, United States

7-Day Detailed Weather Forecast for Johnstown

This Afternoon

Temperature: 87°F

Wind Speed: 9 mph

Wind Direction: E

Forecast: Showers and thunderstorms likely. Some of the storms could be severe. Mostly cloudy. High near 87, with temperatures falling to around 81 in the afternoon. East wind around 9 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.

Tonight

Temperature: 58°F

Wind Speed: 6 to 9 mph

Wind Direction: NE

Forecast: A chance of showers and thunderstorms before midnight. Some of the storms could be severe. Partly cloudy. Low around 58, with temperatures rising to around 60 overnight. Northeast wind 6 to 9 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.

Monday

Temperature: 80°F

Wind Speed: 6 to 9 mph

Wind Direction: ENE

Forecast: A slight chance of showers and thunderstorms after noon. Partly sunny. High near 80, with temperatures falling to around 78 in the afternoon. East northeast wind 6 to 9 mph. Chance of precipitation is 20%.

Monday Night

Temperature: 58°F

Wind Speed: 3 to 8 mph

Wind Direction: ESE

Forecast: Partly cloudy, with a low around 58. East southeast wind 3 to 8 mph, with gusts as high as 16 mph.

Tuesday

Temperature: 90°F

Wind Speed: 3 to 7 mph

Wind Direction: SSW

Forecast: A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 90. South southwest wind 3 to 7 mph, with gusts as high as 16 mph. Chance of precipitation is 20%.

Tuesday Night

Temperature: 58°F

Wind Speed: 2 to 7 mph

Wind Direction: WSW

Forecast: Partly cloudy, with a low around 58.

Wednesday

Temperature: 94°F

Wind Speed: 2 to 9 mph

Wind Direction: NNE

Forecast: Mostly sunny, with a high near 94.

Wednesday Night

Temperature: 62°F

Wind Speed: 3 to 9 mph

Wind Direction: SW

Forecast: Partly cloudy, with a low around 62.

Thursday

Temperature: 93°F

Wind Speed: 3 to 14 mph

Wind Direction: NE

Forecast: A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 93.

Thursday Night

Temperature: 63°F

Wind Speed: 3 to 14 mph

Wind Direction: WSW

Forecast: A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 63.

Independence Day

Temperature: 88°F

Wind Speed: 3 to 10 mph

Wind Direction: NNW

Forecast: A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 88.

Friday Night

Temperature: 60°F

Wind Speed: 3 to 10 mph

Wind Direction: NW

Forecast: A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 60.

Saturday

Temperature: 85°F

Wind Speed: 3 to 10 mph

Wind Direction: NNE

Forecast: A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 85.

Saturday Night

Temperature: 59°F

Wind Speed: 3 to 10 mph

Wind Direction: WSW

Forecast: A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 59.