Hays, Montana Weather
Pikas hayfeeding in granite peaks. Day 77 of spring. Read this microseason across nine climate regions →
Hays weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 4Overcast27%—64°51°—
- FridayJun 5Overcast11%—73°51°+9°
- SaturdayJun 6Overcast45%—87°56°+14°
- SundayJun 7Rain45%0.81″58°41°-29°
- MondayJun 8Overcast35%—72°40°+14°
- TuesdayJun 9Overcast21%—75°56°+3°
- WednesdayJun 10Light Showers43%0.13″79°56°+4°
AQI 21 (Good), driven by Ozone. AQI down 8 over the last 6 hours (steady decline since this morning).
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
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
- 6:16 AM
- Moonset
- 2:51 PM
- In sign
- ♑︎ Capricorn
Pikas hayfeeding in granite peaks
Hays at a glance
- Today vs. normal: 15°F below the seasonal normal for this latitude
- Last frost: June 3 (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 — Hays
SPC has placed Hays in the General Thunderstorms category for severe thunderstorms today.
- TODAYTSTMGeneral Thunderstorms
- TOMORROWNONENo severe risk
- 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.