Evans, Colorado Weather
Thunderheads build by noon. Day 90 of spring. Read this microseason across nine climate regions →
Evans weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 16Overcast——93°49°—
- WednesdayJun 17Clear——95°67°+2°
- ThursdayJun 18Mostly Clear——90°53°-5°
- FridayJun 19Overcast——89°57°-1°
- SaturdayJun 20Light Drizzle12%—99°57°+10°
- SundayJun 21Light Drizzle39%0.01″91°55°-8°
- MondayJun 22Light Drizzle39%0.05″66°54°-25°
AQI 62 (Moderate), driven by Ozone. AQI up 22 in the last 6 hours — air quality is degrading. Ozone at AQI 39 now. With UV 0.0 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 9 around 1 PM.
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 39 now. With UV 0.0 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 9 around 1 PM.
- Present
- AQI 39
- UV peak
- 0.0 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 9
PM × Wind × Precip
PM2.5 at 4.6 µg/m³, PM10 at 6.0 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.77
- Wind
- light
- Recent rain
- 0h in last 6h
- Pattern
- background
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
- 8:00 AM
- Moonset
- 10:39 PM
- In sign
- ♋︎ Cancer
Thunderheads build by noon
Evans at a glance
- Today vs. normal: 5°F above the seasonal normal for this latitude
- Last frost: April 18 (climatological average for this latitude)
- Microseason: Jun 16–20
- Planting window: Stake and prune tomato suckers. Watch for squash vine borers.
16-Day Forecast — Evans
- Tue93°49°0%
- Wed95°66°5%
- Thu90°53°5%
- Fri89°57°1%
- Sat99°57°12%
- Sun91°55°39%
- Mon66°54°39%
- Tue87°52°22%
- Wed99°58°17%
- Thu105°63°14%
- Fri103°64°12%
- Sat83°55°19%
- Sun89°52°22%
- Mon80°59°24%
- Tue85°58°34%
- Wed95°54°38%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Warm-season window is open
As of June 17, 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.
ZIP codes in Evans
- 80645
- 80634
- 80620