Rock Springs, Wyoming Weather
Monsoon storms drench the south. Day 15 of summer. Read this microseason across nine climate regions →
Rock Springs weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 5Overcast——89°59°—
- MondayJul 6Overcast——91°61°+2°
- TuesdayJul 7Drizzle31%0.03″87°67°-4°
- WednesdayJul 8Light Rain13%0.07″86°65°-1°
- ThursdayJul 9Overcast——86°61°0°
- FridayJul 10Clear——90°65°+4°
- SaturdayJul 11Clear——92°66°+2°
AQI 46 (Good), driven by Ozone. AQI down 29 over the last 6 hours — air quality is improving sharply. Ozone at AQI 33 now. With UV 3.3 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 15 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 33 now. With UV 3.3 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 15 around 1 PM.
- Present
- AQI 33
- UV peak
- 3.3 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 15
PM × Wind × Precip
PM2.5 at 4.5 µg/m³, PM10 at 7.9 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.57
- Wind
- calm
- 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).








































If the first of July be rainy weather, 'twill rain more or less for four weeks together.
- Moonrise
- 11:37 PM
- Moonset
- 11:32 AM
- In sign
- ♓︎ Pisces
Monsoon storms drench the south
Rock Springs at a glance
- Today vs. normal: 10°F below the seasonal normal for this latitude
- Last frost: April 26 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 82901
15-Day Forecast — Rock Springs
- Sun89°59°1%
- Mon91°61°6%
- Tue87°67°31%
- Wed86°65°13%
- Thu86°61°3%
- Fri90°65°3%
- Sat92°66°0%
- Sun98°70°1%
- Mon97°72°1%
- Tue99°75°11%
- Wed100°74°28%
- Thu97°74°31%
- Fri97°72°26%
- Sat98°76°21%
- Sun98°75°24%
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 — Rock Springs
SPC includes Rock Springs in the general thunderstorm area tomorrow — no severe risk, but storms are possible.
- TODAYNONENo severe risk
- 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 Rock Springs
- 82901
- 82902