Irwin, Idaho 7 Day & Night Forecast & Conditions

Current Conditions

Maps Alerts Climate Index

Mostly Clear 79°F 26°C Heat Index: 79°F	Observed at: Irwin, ID	Elevation: 5230 ft | 1594 m
	Last Updated: July 16, 9:15 PM Timezone: GMT -5/-4
	Sky Conditions: Mostly Clear	Temperature: 79°F | 26°C
	Pressure: 24.75 in | 838.2 mb	Dewpoint: 49°F | 9°C
	Humidity: 36%	Wind: SSE 8 mph | SSE 13 kph
	Feels Like: 75°F | 24°C	Visibility: 130.3 mi | 209.6 km
	Lat/Long: 43.4102 | -111.2988	Sunrise: 5:59 AM   Sunset: 9:02 PM

7 Day Graphical Forecast

Valid: 9:28 PM 7/16/2026

Tonight Light Drizzle 61 °F 40% Chance Precipitation Friday Light Drizzle 89 |68 °F 40% Chance Precipitation Saturday Overcast 92 |64 °F 9% Chance Precipitation Sunday Overcast 97 |63 °F 7% Chance Precipitation Monday Light Drizzle 98 |65 °F 15% Chance Precipitation Tuesday Rain 93 |62 °F 54% Chance Precipitation Wednesday Rain 87 |61 °F 54% Chance Precipitation

7 Hour Graphical Forecast

Valid: 9:28 PM 7/16/2026

9 PM Partly Cloudy 79 °F 5% Chance Precipitation

10 PM Clear 76 °F 11% Chance Precipitation

11 PM Overcast 74 °F 10% Chance Precipitation

12 AM Overcast 73 °F 9% Chance Precipitation

1 AM Overcast 73 °F 8% Chance Precipitation

2 AM Overcast 73 °F 10% Chance Precipitation

3 AM Overcast 70 °F 16% Chance Precipitation

7 Day Textual Forecast - with QPF, Max Wind, Humidity, Snowfall & UV Index

7 Day & Night Weather Forecast for Irwin, ID - (Fahrenheit & Celsius) Valid: 9:28 PM 7/16/2026 Tonight Light Drizzle with a low around 61°F [16°C]. SE wind to around 14 mph [23 kph], with gusts to near 19 mph [31 kph]. Chance of precipitation 40% with QPF of 0.02 in [0.4 mm]. Friday Light Drizzle with a high near 89°F [32°C]. SSE wind to around 17 mph [28 kph], with gusts to near 23 mph [37 kph]. Dewpoint near 49°F [9°C] with humidity of 63%. Pressure around 24.75 in [838.2 mb]. UV Index: 7.75. Chance of precipitation 40% with QPF of 0.02 in [0.4 mm]. Friday Night Light Drizzle with a low around 68°F [20°C]. SSE wind to around 17 mph [28 kph], with gusts to near 23 mph [37 kph]. Chance of precipitation 40% with QPF of 0.02 in [0.4 mm]. Saturday Overcast with a high near 92°F [33°C]. SW wind to around 14 mph [22 kph], with gusts to near 17 mph [27 kph]. Dewpoint near 49°F [9°C] with humidity of 64%. Pressure around 24.75 in [838.2 mb]. UV Index: 8.1. Chance of precipitation 9% with QPF of 0.00 in [0.0 mm]. Saturday Night Overcast with a low around 64°F [18°C]. SW wind to around 14 mph [22 kph], with gusts to near 17 mph [27 kph]. Chance of precipitation 9% with QPF of 0.00 in [0.0 mm]. Sunday Overcast with a high near 97°F [36°C]. SE wind to around 6 mph [10 kph], with gusts to near 7 mph [12 kph]. Dewpoint near 49°F [9°C] with humidity of 82%. Pressure around 24.75 in [838.2 mb]. UV Index: 7.95. Chance of precipitation 7% with QPF of 0.00 in [0.0 mm]. Sunday Night Overcast with a low around 63°F [17°C]. SE wind to around 6 mph [10 kph], with gusts to near 7 mph [12 kph]. Chance of precipitation 7% with QPF of 0.00 in [0.0 mm]. Monday Light Drizzle with a high near 98°F [37°C]. SE wind to around 12 mph [19 kph], with gusts to near 10 mph [17 kph]. Dewpoint near 49°F [9°C] with humidity of 73%. Pressure around 24.75 in [838.2 mb]. UV Index: 7.15. Chance of precipitation 15% with QPF of 0.02 in [0.4 mm]. Monday Night Light Drizzle with a low around 65°F [18°C]. SE wind to around 12 mph [19 kph], with gusts to near 10 mph [17 kph]. Chance of precipitation 15% with QPF of 0.02 in [0.4 mm]. Tuesday Rain with a high near 93°F [34°C]. SE wind to around 8 mph [14 kph], with gusts to near 11 mph [17 kph]. Dewpoint near 49°F [9°C] with humidity of 100%. Pressure around 24.75 in [838.2 mb]. UV Index: 7.7. Chance of precipitation 54% with QPF of 0.69 in [17.5 mm]. Tuesday Night Rain with a low around 62°F [17°C]. SE wind to around 8 mph [14 kph], with gusts to near 11 mph [17 kph]. Chance of precipitation 54% with QPF of 0.69 in [17.5 mm]. Wednesday Rain with a high near 87°F [30°C]. SE wind to around 5 mph [8 kph], with gusts to near 10 mph [15 kph]. Dewpoint near 49°F [9°C] with humidity of 98%. Pressure around 24.75 in [838.2 mb]. UV Index: 6.1. Chance of precipitation 54% with QPF of 0.45 in [11.4 mm]. Wednesday Night Rain with a low around 61°F [16°C]. SE wind to around 5 mph [8 kph], with gusts to near 10 mph [15 kph]. Chance of precipitation 54% with QPF of 0.45 in [11.4 mm].

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7 Day and Night - QPF Forecast for Irwin, ID

Tonight: 0.4 mm | 0.02 in

Friday: 0.4 mm | 0.02 in

Friday Night: 0.4 mm | 0.02 in

Saturday: 0.0 mm | 0.00 in

Saturday Night: 0.0 mm | 0.00 in

Sunday: 0.0 mm | 0.00 in

Sunday Night: 0.0 mm | 0.00 in

Monday: 0.4 mm | 0.02 in

Monday Night: 0.4 mm | 0.02 in

Tuesday: 17.5 mm | 0.69 in

Tuesday Night: 17.5 mm | 0.69 in

Wednesday: 11.4 mm | 0.45 in

Wednesday Night: 11.4 mm | 0.45 in

7 Day and Night - Maximum Wind Speed Forecast for Irwin, ID

Tonight: SE @ 23 kph | 14 mph

Friday: SSE @ 28 kph | 17 mph

Friday Night: SSE @ 28 kph | 17 mph

Saturday: SW @ 22 kph | 14 mph

Saturday Night: SW @ 22 kph | 14 mph

Sunday: SE @ 10 kph | 6 mph

Sunday Night: SE @ 10 kph | 6 mph

Monday: SE @ 19 kph | 12 mph

Monday Night: SE @ 19 kph | 12 mph

Tuesday: SE @ 14 kph | 8 mph

Tuesday Night: SE @ 14 kph | 8 mph

Wednesday: SE @ 8 kph | 5 mph

Wednesday Night: SE @ 8 kph | 5 mph

7 Day and Night - Maximum Humidity Forecast for Irwin, ID

Tonight: 58 %

Friday: 63 %

Friday Night: 63 %

Saturday: 64 %

Saturday Night: 64 %

Sunday: 82 %

Sunday Night: 82 %

Monday: 73 %

Monday Night: 73 %

Tuesday: 100 %

Tuesday Night: 100 %

Wednesday: 98 %

Wednesday Night: 98 %

7 Day and Night - Snowfall Totals Forecast for Irwin, ID

Tonight: 0.0 cm | 0.00 in

Friday: 0.0 cm | 0.00 in

Friday Night: 0.0 cm | 0.00 in

Saturday: 0.0 cm | 0.00 in

Saturday Night: 0.0 cm | 0.00 in

Sunday: 0.0 cm | 0.00 in

Sunday Night: 0.0 cm | 0.00 in

Monday: 0.0 cm | 0.00 in

Monday Night: 0.0 cm | 0.00 in

Tuesday: 0.0 cm | 0.00 in

Tuesday Night: 0.0 cm | 0.00 in

Wednesday: 0.0 cm | 0.00 in

Wednesday Night: 0.0 cm | 0.00 in

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