Red Cliff, Colorado Weather
Pikas hayfeeding in granite peaks. Day 77 of spring. Read this microseason across nine climate regions →
Red Cliff weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 4Overcast——73°48°—
- FridayJun 5Overcast——75°49°+2°
- SaturdayJun 6Drizzle28%0.04″78°48°+3°
- SundayJun 7Overcast——72°47°-6°
- MondayJun 8Partly Cloudy26%—75°45°+3°
- TuesdayJun 9Light Drizzle16%0.01″76°49°+1°
- WednesdayJun 10Light Drizzle12%—69°46°-7°
Ozone at AQI 38. AQI down 28 over the last 6 hours — air quality is improving sharply. Overcast through the UV peak window (cloud cover ~75%) — afternoon ozone should stay flat.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion during the projected peak around 7 AM.
What's driving it
Ozone × UV × Sky
Ozone at AQI 38. Overcast through the UV peak window (cloud cover ~75%) — afternoon ozone should stay flat.
- Present
- AQI 38
- UV peak
- 3.3 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 8
Trends
Seven days of AQI and PM2.5.
Hourly air-quality data from the Copernicus Atmosphere Monitoring Service, charted across the past and next several days. Dashed lines mark the AQI breakpoints at 50 (Good → Moderate) and 100 (Moderate → Unhealthy for Sensitive Groups).










































A summer fog for fair, a winter fog for rain.
- Moonrise
- 5:35 AM
- Moonset
- 3:12 PM
- In sign
- ♑︎ Capricorn
Pikas hayfeeding in granite peaks
Red Cliff at a glance
- Today vs. normal: 24°F below the seasonal normal for this latitude
- Last frost: April 13 (climatological average for this latitude)
- Microseason: Jun 1–5
- Planting window: Harvest spring lettuce before it bolts. Sow heat-tolerant greens.
Right now in the garden
Warm-season window is open
As of June 4, the last spring frost has passed for most years. Transplant tomatoes, peppers, eggplants, basil, and cucurbits (cucumbers, squash, melons) now. Direct-sow beans and corn into warm soil.
SPC Convective Outlook
Storm Prediction Center — Red Cliff
SPC has placed Red Cliff in the General Thunderstorms category for severe thunderstorms today.
- TODAYTSTMGeneral Thunderstorms
- TOMORROWNONENo severe risk
- DAY 3NONENo severe risk
Thunderstorms possible. Not severe, but capable of producing lightning and brief heavy rain.
Source: NOAA / NWS Storm Prediction Center categorical convective outlook. Outlooks are re-issued multiple times per day; this page reflects the most recent SPC polygons covering the city’s coordinates.