10-day forecast for Johnstown, CO: 31° to 77°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
77°
Best day: Friday, October 23
48°
Worst day: Tuesday, October 27
Tap any day below to see morning, afternoon, evening and overnight.
Wed, 2174° / 49°0
Morning52°feels 51°
Afternoon72°feels 70°
Evening61°feels 59°
Overnight51°feels 50°
74 °
Johnstown, Wednesday, 21 October
Mostly clear. High 74°, low 49°.
Pressure30.15 inHg
Wind3.2 mph SE
Humidity36%
Visibility6.2 mi
Dew point40°
Thu, 2275° / 51°0
Morning52°feels 50°
Afternoon74°feels 72°
Evening65°feels 63°
Overnight53°feels 51°
75 °
Johnstown, Thursday, 22 October
Overcast. High 75°, low 51°.
Pressure30.06 inHg
Wind0.9 mph S
Humidity39%
Visibility6.2 mi
Dew point43°
Fri, 2377° / 52°0
Morning56°feels 54°
Afternoon75°feels 74°
Evening63°feels 61°
Overnight55°feels 54°
77 °
Johnstown, Friday, 23 October
Clear. High 77°, low 52°.
Pressure29.71 inHg
Wind1.5 mph E
Humidity36%
Visibility6.2 mi
Dew point44°
Sat, 2456° / 48°0.01
Morning51°feels 50°
Afternoon56°feels 54°
Evening54°feels 52°
Overnight51°feels 50°
56 °
Johnstown, Saturday, 24 October
Light rain. High 56°, low 48°.
Pressure30.15 inHg
Wind9.5 mph NE
Humidity56%
Visibility—
Dew point40°
Sun, 2562° / 45°0.09
Morning47°feels 44°
Afternoon53°feels 50°
Evening54°feels 52°
Overnight48°feels 47°
62 °
Johnstown, Sunday, 25 October
Light rain. High 62°, low 45°.
Pressure30.24 inHg
Wind7.3 mph E
Humidity59%
Visibility—
Dew point37°
Mon, 2668° / 43°0
Morning49°feels 46°
Afternoon62°feels 60°
Evening56°feels 52°
Overnight47°feels 43°
68 °
Johnstown, Monday, 26 October
Mostly clear. High 68°, low 43°.
Pressure30.06 inHg
Wind12.2 mph NE
Humidity28%
Visibility—
Dew point27°
Tue, 2748° / 36°0
Morning40°feels 33°
Afternoon43°feels 39°
Evening41°feels 37°
Overnight36°feels 32°
48 °
Johnstown, Tuesday, 27 October
Overcast. High 48°, low 36°.
Pressure30.53 inHg
Wind12.6 mph NE
Humidity38%
Visibility—
Dew point19°
Wed, 2860° / 31°0
Morning36°feels 33°
Afternoon50°feels 49°
Evening51°feels 48°
Overnight42°feels 40°
60 °
Johnstown, Wednesday, 28 October
Mostly clear. High 60°, low 31°.
Pressure30.21 inHg
Wind5.6 mph E
Humidity45%
Visibility—
Dew point27°
Thu, 2971° / 42°0
Morning48°feels 47°
Afternoon64°feels 61°
Evening58°feels 55°
Overnight47°feels 47°
71 °
Johnstown, Thursday, 29 October
Mostly clear. High 71°, low 42°.
Pressure29.91 inHg
Wind8.5 mph E
Humidity24%
Visibility—
Dew point24°
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.