Fort Collins, Colorado weather
United States · America/Denver · 40.59, -105.08
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Fort Collins, CO Weather Today
Current conditions, hourly and 7 day forecast, official severe weather alerts, and air quality for Fort Collins, Colorado. Every section shows where the data came from and when it was last checked.
Your briefing — take action
Fort Collins, Colorado
- Right now
- Freeze Warning in effect for Larimer County Below 6000 Feet/Northwest Weld County; Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County; North Douglas County Below 6000 Feet/Denver/West Adams and Arapahoe Counties/East Broomfield County; Elbert/Central and East Douglas Counties Above 6000 Feet; Northeast Weld County; Central and South Weld County; Morgan County; Central and East Adams and Arapahoe Counties; North and Northeast Elbert County Below 6000 Feet/North Lincoln County; Southeast Elbert County Below 6000 Feet/South Lincoln County; Logan County; Washington County; Sedgwick County; Phillips County.Official warning
- Next few hours
- No rain in the forecast for the next few hours.Forecast
- Your day
- Best outdoor window: 12 PM to 5 PM.Our reading
What officials say to do
- Take steps now to protect tender plants from the cold.
- To prevent water pipes from freezing; wrap or drain or allow them to drip slowly.
Wording from NWS Denver CO. Read the official warning
What happens next
- NowFreeze Warning covers Larimer County Below 6000 Feet/Northwest Weld County; Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County; North Douglas County Below 6000 Feet/Denver/West Adams and Arapahoe Counties/East Broomfield County; Elbert/Central and East Douglas Counties Above 6000 Feet; Northeast Weld County; Central and South Weld County; Morgan County; Central and East Adams and Arapahoe Counties; North and Northeast Elbert County Below 6000 Feet/North Lincoln County; Southeast Elbert County Below 6000 Feet/South Lincoln County; Logan County; Washington County; Sedgwick County; Phillips County.Official warning
- NextOfficial warning runs until 3:00 PM.Official warning
Official warnings for this location come from NOAA / National Weather Service. Lines marked Our reading are WeatherSignal’s reading of the measurements and forecast, not an official statement.
Fort Collins, Colorado
34°
Clear sky
Feels like 31° · High 53° · Low 34°
Clear sky here right now. Nothing falling.
Freezing and clear this morning. 34° and feels like 31°. Today's high is 53°.
- Sunrise 12:00 AM
- Today's high 53°
- Rain next 6 hrs 0%
Next few hours
Now
34°
—
6 AM
34°
—
7 AM
34°
—
8 AM
36°
—
9 AM
39°
—
- Rain chance
- 0%
- Wind
- 4 mph S
- Humidity
- 85%
- Air quality
- No reading
Source updated: 12:02:55 PM · WeatherSignal checked: 12:02:55 PM
What matters today
Six quick answers for Fort Collins. Tap Why? on any of them to see the reasoning.
Umbrella
Nah (Good)
Best time
11 AM (Good)
Dog walk
3 PM (Good)
Car wash
Go for it (Good)
Cookout
Doable with a plan (Mixed)
Windows
Keep them up (Not good)
Today's Signal
Rough day
42/100
A rough day outside: the cold and poor visibility are working against you.
Feels like 31° · Visibility 0.0 mi · Active Freeze Warning
Today is about 13° cooler than the rest of the week.
See exactly how this number was worked out
Every location starts at 100. Points come off for heat, cold, rain, wind, UV, humidity, poor visibility, and any official alert. Nothing is ever added back.
- Starting score100
- Feels like 31°: freezing-18
- Visibility 0.0 mi-10
- Active Freeze Warning-30
- Final Signal42
Next 12 hours
Steady conditions, but the temperature swings about 19° across the next 12 hours.
- 7 AMCoolest stretch · 34°
- 12 PMSunset
- 3 PMWarmest stretch · 53°
- 6 AM—34 degrees, 0 percent chance of rain
- 7 AM—34 degrees, 0 percent chance of rain
- 8 AM—36 degrees, 0 percent chance of rain
- 9 AM—39 degrees, 0 percent chance of rain
- 10 AM—42 degrees, 0 percent chance of rain
- 11 AM—46 degrees, 0 percent chance of rain
- 12 PM—48 degrees, 0 percent chance of rain
- 1 PM—51 degrees, 0 percent chance of rain
- 2 PM—52 degrees, 0 percent chance of rain
- 3 PM—53 degrees, 0 percent chance of rain
- 4 PM—53 degrees, 0 percent chance of rain
- 5 PM—52 degrees, 0 percent chance of rain
The line is temperature by hour. The number under each hour is the chance of rain. Scroll sideways for the full 12 hours.
Next change
It warms up through the next several hours
Temperatures climb from about 34° to 52°, topping out near 53°. There is no meaningful rain signal in the next several hours.
WeatherSignal NOW: Fort Collins, Colorado
One number for everything happening around you, from 0 to 100.
79
WATCHFUL
Severe weather is what is pulling this number down: official advisory in effect.
Tap any line to see exactly what added or subtracted points. Every rule is published on our methodology page. This is an informational signal, not a safety rating: official warnings always come first.
What this means
Generated from the forecast values above using fixed rules: not an AI guess.
- A Freeze Warning issued by NWS Denver CO is active for Larimer County Below 6000 Feet/Northwest Weld County.
- No significant precipitation is expected in the next 24 hours.
Next 24 hours
Will it rain during your commute? When does the storm arrive?
See all 48 hours (2 days) — free
| Time | Condition | Temp | Feels | Precip % | Amount | Wind | Humidity |
|---|---|---|---|---|---|---|---|
| 6 AM | Clear sky | 34° | 31° | 0% | 0.00″ | 4 S | 85% |
| 7 AM | Clear sky | 34° | 34° | 0% | 0.00″ | 3 SE | 87% |
| 8 AM | Clear sky | 36° | 33° | 0% | 0.00″ | 3 SE | 87% |
| 9 AM | Clear sky | 39° | 35° | 0% | 0.00″ | 6 SSE | 74% |
| 10 AM | Clear sky | 42° | 39° | 0% | 0.00″ | 6 SSE | 62% |
| 11 AM | Clear sky | 46° | 42° | 0% | 0.00″ | 7 SSE | 55% |
| 12 PM | Clear sky | 48° | 45° | 0% | 0.00″ | 7 SSE | 50% |
| 1 PM | Clear sky | 51° | 48° | 0% | 0.00″ | 8 SSE | 45% |
| 2 PM | Clear sky | 52° | 50° | 0% | 0.00″ | 8 SSE | 43% |
| 3 PM | Clear sky | 53° | 51° | 0% | 0.00″ | 7 SSE | 41% |
| 4 PM | Clear sky | 53° | 51° | 0% | 0.00″ | 7 SSE | 41% |
| 5 PM | Clear sky | 52° | 50° | 0% | 0.00″ | 7 SSE | 42% |
| 6 PM | Clear sky | 48° | 47° | 0% | 0.00″ | 5 SSE | 51% |
| 7 PM | Clear sky | 45° | 43° | 0% | 0.00″ | 4 SSE | 58% |
| 8 PM | Clear sky | 44° | 43° | 0% | 0.00″ | 3 SSE | 60% |
| 9 PM | Clear sky | 43° | 43° | 0% | 0.00″ | 2 E | 64% |
| 10 PM | Clear sky | 42° | 42° | 0% | 0.00″ | 2 NNW | 70% |
| 11 PM | Clear sky | 40° | 40° | 0% | 0.00″ | 3 NNW | 79% |
| 12 AM | Clear sky | 39° | 37° | 0% | 0.00″ | 4 NNW | 84% |
| 1 AM | Clear sky | 39° | 36° | 0% | 0.00″ | 5 NNW | 82% |
| 2 AM | Clear sky | 40° | 36° | 0% | 0.00″ | 5 NNW | 74% |
| 3 AM | Clear sky | 40° | 36° | 0% | 0.00″ | 5 NNW | 71% |
| 4 AM | Clear sky | 39° | 36° | 0% | 0.00″ | 5 NNW | 71% |
| 5 AM | Clear sky | 39° | 35° | 0% | 0.00″ | 5 NNW | 71% |
7-day forecast
Confidence decreases the further out you look.
Today
Clear sky
53° / 34°
- Precip:
- 0% · 0.00″
- Wind:
- 8 mph
- UV:
- 5.4
- Sun:
- 12 AM to 12 PM
Sat, Oct 17
Clear sky
68° / 38°
- Precip:
- 0% · 0.00″
- Wind:
- 7 mph
- UV:
- 5.3
- Sun:
- 12 AM to 12 PM
Sun, Oct 18
Clear sky
69° / 40°
- Precip:
- 0% · 0.00″
- Wind:
- 8 mph
- UV:
- 5.0
- Sun:
- 12 AM to 12 PM
Mon, Oct 19
Clear sky
63° / 45°
- Precip:
- 0% · 0.00″
- Wind:
- 6 mph
- UV:
- 0.0
- Sun:
- 12 AM to 12 PM
Tue, Oct 20
Clear sky
64° / 45°
- Precip:
- 0% · 0.00″
- Wind:
- 3 mph
- UV:
- 0.0
- Sun:
- 12 AM to 12 PM
Lower confidence: long-range outlook, not a certainty.
Wed, Oct 21
Clear sky
68° / 46°
- Precip:
- 0% · 0.00″
- Wind:
- 5 mph
- UV:
- 0.0
- Sun:
- 12 AM to 12 PM
Lower confidence: long-range outlook, not a certainty.
Thu, Oct 22
Clear sky
64° / 48°
- Precip:
- 0% · 0.00″
- Wind:
- 5 mph
- UV:
- 0.0
- Sun:
- 12 AM to 12 PM
Lower confidence: long-range outlook, not a certainty.
Forecasts describe likely conditions, not guaranteed outcomes. Official warnings from your national weather service always take precedence over anything shown here.
Fort Collins hourly weather
Hour by hour, out to eight days ahead.
Fort Collins 7 day forecast
Highs, lows and rain chance for the week.
Air quality detail
Pollutants, category, and official guidance.