10-day forecast for Altona, CO: 27° to 66°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
66°
Best day: Tuesday, November 10
45° · 0.15 in
Worst day: Wednesday, November 18
Tap any day below to see morning, afternoon, evening and overnight.
Tue, 1066° / 31°0
Morning43°feels 41°
Afternoon66°feels 63°
Evening46°feels 42°
Overnight34°feels 34°
66 °
Altona, Tuesday, 10 November
Overcast. High 66°, low 31°.
Pressure30.00 inHg
Wind2.6 mph NW
Humidity28%
Visibility6.2 mi
Dew point22°
Wed, 1156° / 32°0
Morning43°feels 40°
Afternoon56°feels 53°
Evening36°feels 33°
Overnight34°feels 27°
56 °
Altona, Wednesday, 11 November
Partly cloudy. High 56°, low 32°.
Pressure30.18 inHg
Wind5.2 mph E
Humidity35%
Visibility6.2 mi
Dew point22°
Thu, 1260° / 31°0
Morning42°feels 39°
Afternoon60°feels 57°
Evening40°feels 40°
Overnight32°feels 28°
60 °
Altona, Thursday, 12 November
Clear. High 60°, low 31°.
Pressure30.03 inHg
Wind6.4 mph SE
Humidity30%
Visibility6.2 mi
Dew point21°
Fri, 1360° / 32°0
Morning40°feels 40°
Afternoon60°feels 57°
Evening47°feels 47°
Overnight33°feels 33°
60 °
Altona, Friday, 13 November
Overcast. High 60°, low 32°.
Pressure29.83 inHg
Wind4.3 mph E
Humidity31%
Visibility6.2 mi
Dew point19°
Sat, 1456° / 31°0.01
Morning38°feels 37°
Afternoon52°feels 50°
Evening44°feels 44°
Overnight34°feels 34°
56 °
Altona, Saturday, 14 November
Light rain. High 56°, low 31°.
Pressure29.71 inHg
Wind3.8 mph E
Humidity38%
Visibility—
Dew point26°
Sun, 1554° / 34°0
Morning42°feels 41°
Afternoon49°feels 46°
Evening42°feels 36°
Overnight37°feels 33°
54 °
Altona, Sunday, 15 November
Overcast. High 54°, low 34°.
Pressure29.85 inHg
Wind10 mph W
Humidity40%
Visibility—
Dew point26°
Mon, 1656° / 36°0
Morning41°feels 36°
Afternoon53°feels 49°
Evening43°feels 40°
Overnight39°feels 34°
56 °
Altona, Monday, 16 November
Clear. High 56°, low 36°.
Pressure29.88 inHg
Wind8 mph W
Humidity20%
Visibility—
Dew point12°
Tue, 1754° / 37°0
Morning42°feels 37°
Afternoon52°feels 49°
Evening40°feels 39°
Overnight39°feels 33°
54 °
Altona, Tuesday, 17 November
Overcast. High 54°, low 37°.
Pressure29.77 inHg
Wind8.5 mph W
Humidity25%
Visibility—
Dew point17°
Wed, 1845° / 27°0.15
Morning41°feels 37°
Afternoon41°feels 37°
Evening33°feels 28°
Overnight30°feels 22°
45 °
Altona, Wednesday, 18 November
Snow. High 45°, low 27°.
Pressure29.74 inHg
Wind8.4 mph W
Humidity67%
Visibility—
Dew point32°
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 Altona, 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.