Idaho Falls, Idaho Weather
Pikas hayfeeding in granite peaks. Day 77 of spring. Read this microseason across nine climate regions →
Idaho Falls weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 4Overcast——78°51°—
- FridayJun 5Overcast——84°49°+6°
- SaturdayJun 6Light Drizzle—0.01″80°55°-4°
- SundayJun 7Drizzle—0.04″67°48°-13°
- MondayJun 8Overcast——73°47°+6°
- TuesdayJun 9Light Drizzle18%0.02″62°52°-11°
- WednesdayJun 10Light Drizzle34%0.05″81°48°+19°
Ozone at AQI 58 now. AQI up 6 over the last 6 hours (gradual rise). With UV 9.3 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 72 by mid-afternoon.
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 58 now. With UV 9.3 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 72 by mid-afternoon.
- Present
- AQI 58
- UV peak
- 9.3 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 72
PM × Wind × Precip
PM10 at 44.5 µg/m³ (AQI 41) with a 0.23 fine-to-coarse ratio under 17 mph wind — coarse road or agricultural dust being kicked up.
- PM2.5/PM10
- 0.23
- Wind
- breezy
- Recent rain
- 0h in last 6h
- Pattern
- blown dust
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
- 6:11 AM
- Moonset
- 3:22 PM
- In sign
- ♒︎ Aquarius
Pikas hayfeeding in granite peaks
Idaho Falls at a glance
- Today vs. normal: 4°F above the seasonal normal for this latitude
- Last frost: May 7 (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.