10-day forecast for Johnstown, CO: 34° to 75°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.
75°
Best day: Saturday, October 17
48°
Worst day: Sunday, October 25
Tap any day below to see morning, afternoon, evening and overnight.
Sat, 1775° / 39°0
Morning44°feels 44°
Afternoon74°feels 72°
Evening54°feels 52°
Overnight41°feels 41°
75 °
Johnstown, Saturday, 17 October
Clear. High 75°, low 39°.
Pressure30.24 inHg
Wind1.3 mph SE
Humidity37%
Visibility6.2 mi
Dew point34°
Sun, 1872° / 44°0
Morning48°feels 48°
Afternoon70°feels 68°
Evening55°feels 53°
Overnight47°feels 47°
72 °
Johnstown, Sunday, 18 October
Overcast. High 72°, low 44°.
Pressure30.03 inHg
Wind3.3 mph SE
Humidity36%
Visibility6.2 mi
Dew point36°
Mon, 1967° / 46°0
Morning46°feels 46°
Afternoon66°feels 64°
Evening56°feels 54°
Overnight47°feels 45°
67 °
Johnstown, Monday, 19 October
Clear. High 67°, low 46°.
Pressure30.06 inHg
Wind2.4 mph SE
Humidity45%
Visibility6.2 mi
Dew point40°
Tue, 2070° / 44°0
Morning48°feels 48°
Afternoon68°feels 66°
Evening57°feels 55°
Overnight47°feels 46°
70 °
Johnstown, Tuesday, 20 October
Mostly clear. High 70°, low 44°.
Pressure29.97 inHg
Wind2 mph SE
Humidity44%
Visibility6.2 mi
Dew point42°
Wed, 2171° / 44°0
Morning51°feels 50°
Afternoon66°feels 64°
Evening64°feels 63°
Overnight54°feels 53°
71 °
Johnstown, Wednesday, 21 October
Partly cloudy. High 71°, low 44°.
Pressure30.15 inHg
Wind4.8 mph NW
Humidity40%
Visibility—
Dew point38°
Thu, 2270° / 48°0
Morning53°feels 51°
Afternoon65°feels 63°
Evening65°feels 63°
Overnight58°feels 56°
70 °
Johnstown, Thursday, 22 October
Overcast. High 70°, low 48°.
Pressure30.03 inHg
Wind6.8 mph S
Humidity49%
Visibility—
Dew point43°
Fri, 2368° / 52°0.01
Morning56°feels 54°
Afternoon65°feels 62°
Evening60°feels 57°
Overnight52°feels 49°
68 °
Johnstown, Friday, 23 October
Light rain. High 68°, low 52°.
Pressure29.71 inHg
Wind28.6 mph W
Humidity16%
Visibility—
Dew point17°
Sat, 2451° / 38°0
Morning40°feels 36°
Afternoon46°feels 45°
Evening50°feels 47°
Overnight44°feels 42°
51 °
Johnstown, Saturday, 24 October
Overcast. High 51°, low 38°.
Pressure30.36 inHg
Wind9.6 mph SE
Humidity48%
Visibility—
Dew point25°
Sun, 2548° / 40°0.02
Morning43°feels 37°
Afternoon45°feels 41°
Evening45°feels 41°
Overnight40°feels 37°
48 °
Johnstown, Sunday, 25 October
Light rain. High 48°, low 40°.
Pressure30.15 inHg
Wind10.8 mph SE
Humidity78%
Visibility—
Dew point38°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in Johnstown, CO around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.