Weather for 81621 — Basalt, CO
Conditions and forecast for the exact centre of ZIP code 81621 (39.353, -106.999), not a nearby airport.
29°
Clear sky
- Feels like:
- 21°
- Humidity:
- 71%
- Wind:
- 4 mph
- Dew point:
- 21°
Source updated: 1:56:29 PM · WeatherSignal checked: 1:56:29 PM
Next 12 hours in 81621
2 PM
32°
0%
3 PM
40°
0%
4 PM
45°
0%
5 PM
49°
0%
6 PM
52°
0%
7 PM
55°
0%
8 PM
57°
0%
9 PM
58°
0%
10 PM
59°
0%
11 PM
57°
0%
12 AM
50°
0%
1 AM
47°
0%
7 day forecast for 81621
Today
59° / 29°
0% rain · 5 mph wind
Saturday, Oct 17
60° / 36°
0% rain · 6 mph wind
Sunday, Oct 18
60° / 39°
0% rain · 6 mph wind
Monday, Oct 19
51° / 43°
0% rain · 3 mph wind
Tuesday, Oct 20
57° / 39°
0% rain · 5 mph wind
Wednesday, Oct 21
60° / 39°
0% rain · 5 mph wind
Thursday, Oct 22
57° / 46°
0% rain · 6 mph wind
About ZIP code 81621
81621 covers Basalt in Colorado. Forecasts on this page are generated for the coordinates at the centre of the ZIP code, so small differences from a nearby city forecast are expected and usually correct.
Closest cities with full forecast pages: Boulder (102 mi), Lakewood (105 mi), Arvada (106 mi), Westminster (109 mi).
Nearby ZIP codes
Severe weather warnings are issued by the National Weather Service for counties and polygons that may not line up with ZIP code boundaries. Always follow official warnings for your exact address.
Planning your week in Basalt 81621, Colorado
- The warmest afternoon ahead is tomorrow, reaching about 60°F.
- The coldest night ahead dips to about 29°F.
- This is a dry stretch — most days show rain chances under 20%, good for outdoor plans.
Common questions about Basalt 81621, Colorado weather
- How accurate is the Basalt 81621, Colorado forecast?
- The next 48 hours are usually reliable on temperature and sky cover, with timing that can shift by an hour or two. Days three and four are dependable for the overall pattern. Beyond that, treat the numbers as a planning direction rather than a promise — we label confidence on every day so you can judge for yourself.
- What is the best day this week in Basalt 81621, Colorado?
- No day in the current outlook has a rain chance above 40%, so conditions look favorable for outdoor plans across the week.
- Where does this forecast come from?
- Forecast values come from national weather model data, and official warnings come from the National Weather Service. We show the source and the last-updated time on every page, and we never invent a number the source did not publish — missing measurements are hidden, not guessed.
- How often is this page updated?
- The forecast refreshes whenever the source model publishes new data, typically several times a day. The freshness note near the top of the page shows exactly when the numbers you are looking at were issued.
More weather for Basalt 81621, Colorado
- Current weather in Basalt 81621, Colorado
- Basalt 81621, Colorado hourly forecast
- Basalt 81621, Colorado weather tomorrow
- Basalt 81621, Colorado weekend weather
- Basalt 81621, Colorado weather radar
- Basalt 81621, Colorado severe weather alerts
- Best time to go outside in Basalt 81621, Colorado
- What happened overnight in Basalt 81621, Colorado
- How accurate is the Basalt 81621, Colorado forecast?
- Basalt 81621, Colorado monthly weather averages
Weather in nearby cities
- Boulder, CO weather · about 102 miles away
- Lakewood, CO weather · about 105 miles away
- Arvada, CO weather · about 106 miles away
- Westminster, CO weather · about 109 miles away
- Denver, CO weather · about 110 miles away
- Thornton, CO weather · about 113 miles away