San Acacio, Colorado Weather
The monsoon settles in. Day 15 of summer. Read this microseason across nine climate regions →
San Acacio weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Overcast——83°48°—
- SundayJul 5Overcast——85°53°+2°
- MondayJul 6Overcast——85°53°0°
- TuesdayJul 7Overcast51%—89°52°+4°
- WednesdayJul 8Overcast38%—89°51°0°
- ThursdayJul 9Overcast38%—86°52°-3°
- FridayJul 10Overcast16%—92°49°+6°
AQI 84 (Moderate), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 9.8 µg/m³ (AQI 52) with a 0.91 fine-to-coarse ratio and 6 mph wind — combustion smoke trapped in calm air, not road dust.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
What's driving it
Ozone × UV × Sky
Ozone at AQI 50 now. With UV 0.0 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 12 around 1 PM.
- Present
- AQI 50
- UV peak
- 0.0 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 12
PM × Wind × Precip
PM2.5 at 9.8 µg/m³ (AQI 52) with a 0.91 fine-to-coarse ratio and 6 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.91
- Wind
- light
- Recent rain
- 0h in last 6h
- Pattern
- stagnant smoke
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).








































If the first of July be rainy weather, 'twill rain more or less for four weeks together.
- Moonrise
- 11:19 PM
- Moonset
- 11:18 AM
- In sign
- ♓︎ Pisces
The monsoon settles in
San Acacio at a glance
- Today vs. normal: 6°F below the seasonal normal for this latitude
- Last frost: March 30 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
16-Day Forecast — San Acacio
- Sat83°48°0%
- Sun85°53°6%
- Mon85°53°7%
- Tue89°52°51%
- Wed89°51°38%
- Thu86°52°38%
- Fri92°49°16%
- Sat90°48°9%
- Sun93°51°8%
- Mon97°49°8%
- Tue96°50°15%
- Wed99°51°41%
- Thu95°57°42%
- Fri90°57°61%
- Sat92°54°61%
- Sun85°56°69%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of July 5, the growing season is at its peak — frost is months away. Continue succession-planting beans and summer squash. Start fall brassicas (broccoli, cabbage, kale) from seed indoors for transplanting in late summer.
SPC Convective Outlook
Storm Prediction Center — San Acacio
SPC includes San Acacio in the general thunderstorm area today — no severe risk, but storms are possible.
- TODAYTSTMGeneral Thunderstorms
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3TSTMGeneral Thunderstorms
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.
ZIP codes in San Acacio
- 81151