10-day forecast for Johnstown, WY: 34° to 64°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
64°
Best day: Thursday, October 22
56° · 0.76 in
Worst day: Friday, October 23
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 1861° / 39°0
Morning39°feels 37°
Afternoon60°feels 57°
Evening46°feels 44°
Overnight44°feels 40°
61 °
Johnstown, Sunday, 18 October
Clear. High 61°, low 39°.
Pressure30.09 inHg
Wind2 mph E
Humidity43%
Visibility6.2 mi
Dew point33°
Mon, 1960° / 36°0
Morning36°feels 36°
Afternoon58°feels 56°
Evening49°feels 49°
Overnight40°feels 36°
60 °
Johnstown, Monday, 19 October
Clear. High 60°, low 36°.
Pressure30.03 inHg
Wind2.2 mph SE
Humidity54%
Visibility6.2 mi
Dew point38°
Tue, 2062° / 37°0
Morning41°feels 39°
Afternoon60°feels 58°
Evening52°feels 50°
Overnight41°feels 37°
62 °
Johnstown, Tuesday, 20 October
Clear. High 62°, low 37°.
Pressure30.00 inHg
Wind2.3 mph SE
Humidity48%
Visibility6.2 mi
Dew point37°
Wed, 2160° / 41°0
Morning45°feels 42°
Afternoon55°feels 53°
Evening55°feels 54°
Overnight48°feels 46°
60 °
Johnstown, Wednesday, 21 October
Clear. High 60°, low 41°.
Pressure30.15 inHg
Wind6.8 mph W
Humidity58%
Visibility—
Dew point38°
Thu, 2264° / 41°0
Morning46°feels 43°
Afternoon58°feels 56°
Evening61°feels 59°
Overnight54°feels 52°
64 °
Johnstown, Thursday, 22 October
Mostly clear. High 64°, low 41°.
Pressure30.00 inHg
Wind23.4 mph S
Humidity56%
Visibility—
Dew point39°
Fri, 2356° / 37°0.76
Morning48°feels 45°
Afternoon41°feels 34°
Evening38°feels 33°
Overnight40°feels 35°
56 °
Johnstown, Friday, 23 October
Snow. High 56°, low 37°.
Pressure29.80 inHg
Wind20.8 mph S
Humidity87%
Visibility—
Dew point39°
Sat, 2442° / 35°0.04
Morning36°feels 33°
Afternoon39°feels 36°
Evening40°feels 38°
Overnight39°feels 37°
42 °
Johnstown, Saturday, 24 October
Snow. High 42°, low 35°.
Pressure30.39 inHg
Wind7.8 mph E
Humidity47%
Visibility—
Dew point20°
Sun, 2540° / 34°0.03
Morning35°feels 32°
Afternoon38°feels 38°
Evening40°feels 40°
Overnight37°feels 36°
40 °
Johnstown, Sunday, 25 October
Snow. High 40°, low 34°.
Pressure30.18 inHg
Wind5 mph W
Humidity55%
Visibility—
Dew point23°
Mon, 2654° / 36°0
Morning40°feels 35°
Afternoon49°feels 46°
Evening48°feels 44°
Overnight42°feels 37°
54 °
Johnstown, Monday, 26 October
Clear. High 54°, low 36°.
Pressure30.09 inHg
Wind12.5 mph NW
Humidity42%
Visibility—
Dew point25°
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, WY 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.