Mackay, Idaho Weather
Monsoon storms drench the south. Day 14 of summer. Read this microseason across nine climate regions →
Mackay weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Clear——84°50°—
- SundayJul 5Overcast15%—88°61°+4°
- MondayJul 6Overcast20%—84°62°-4°
- TuesdayJul 7Overcast18%—85°59°+1°
- WednesdayJul 8Overcast18%—86°59°+1°
- ThursdayJul 9Clear——85°58°-1°
- FridayJul 10Clear——89°59°+4°
AQI 19 (Good), driven by Ozone. AQI down 16 over the last 6 hours — air quality is improving sharply.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion during the projected peak around 7 PM.
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
- 10:40 AM
- In sign
- ♓︎ Pisces
Monsoon storms drench the south
Mackay at a glance
- Today vs. normal: 15°F below the seasonal normal for this latitude
- Last frost: May 9 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 83251
16-Day Forecast — Mackay
- Sat84°50°0%
- Sun88°61°15%
- Mon84°62°20%
- Tue85°59°18%
- Wed86°59°18%
- Thu85°58°5%
- Fri89°59°2%
- Sat94°64°1%
- Sun89°65°2%
- Mon87°63°7%
- Tue84°64°11%
- Wed90°62°12%
- Thu94°66°18%
- Fri93°69°19%
- Sat92°66°29%
- Sun92°65°32%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of July 4, 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 — Mackay
SPC includes Mackay 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 Mackay
- 83251