Firth, Idaho 7 Day & Night Forecast & Conditions

Current Conditions

Maps Alerts Climate Index

Overcast 83°F 28°C Heat Index: 81°F	Observed at: Firth, ID	Elevation: 4633 ft | 1412 m
	Last Updated: July 26, 8:45 PM Timezone: GMT -5/-4
	Sky Conditions: Overcast	Temperature: 83°F | 28°C
	Pressure: 24.09 in | 815.8 mb	Dewpoint: 38°F | 3°C
	Humidity: 20%	Wind: W 5 mph | W 8 kph
	Feels Like: 78°F | 26°C	Visibility: 161.7 mi | 260.2 km
	Lat/Long: 43.3049 | -111.9738	Sunrise: 6:12 AM   Sunset: 8:56 PM

7 Day Graphical Forecast

Valid: 10:33 AM 7/28/2026

Today Overcast 91 |67 °F 33 |19 °C 5% Chance Precipitation Monday Overcast 87 |68 °F 31 |20 °C 8% Chance Precipitation Tuesday Overcast 89 |68 °F 32 |20 °C 6% Chance Precipitation Wednesday Light Drizzle 91 |61 °F 33 |16 °C 35% Chance Precipitation Thursday Clear 94 |60 °F 35 |15 °C 8% Chance Precipitation Friday Partly Cloudy 98 |64 °F 36 |18 °C 1% Chance Precipitation Saturday Mostly Clear 101 |65 °F 38 |19 °C 0% Chance Precipitation

7 Hour Graphical Forecast

Valid: 10:33 AM 7/28/2026

10 AM Clear 82 °F 0% Chance Precipitation

11 AM Clear 84 °F 0% Chance Precipitation

12 PM Clear 86 °F 0% Chance Precipitation

1 PM Clear 87 °F 6% Chance Precipitation

2 PM Clear 89 °F 6% Chance Precipitation

3 PM Overcast 89 °F 6% Chance Precipitation

4 PM Overcast 88 °F 6% Chance Precipitation

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

7 Day & Night Weather Forecast for Firth, ID - (Fahrenheit & Celsius) Valid: 10:33 AM 7/28/2026 Today Overcast with a high near 91°F [33°C]. SW wind to around 17 mph [28 kph], with gusts to near 25 mph [41 kph]. Dewpoint near 38°F [3°C] with humidity of 47%. Pressure around 24.09 in [815.8 mb]. UV Index: 8.2. Chance of precipitation 5% with QPF of 0.00 in [0.0 mm]. Tonight Overcast with a low around 67°F [19°C]. SW wind to around 17 mph [28 kph], with gusts to near 25 mph [41 kph]. Chance of precipitation 5% with QPF of 0.00 in [0.0 mm]. Monday Overcast with a high near 87°F [31°C]. SSE wind to around 18 mph [30 kph], with gusts to near 23 mph [37 kph]. Dewpoint near 38°F [3°C] with humidity of 44%. Pressure around 24.09 in [815.8 mb]. UV Index: 8.1. Chance of precipitation 8% with QPF of 0.00 in [0.0 mm]. Monday Night Overcast with a low around 68°F [20°C]. SSE wind to around 18 mph [30 kph], with gusts to near 23 mph [37 kph]. Chance of precipitation 8% with QPF of 0.00 in [0.0 mm]. Tuesday Overcast with a high near 89°F [32°C]. S wind to around 19 mph [30 kph], with gusts to near 25 mph [41 kph]. Dewpoint near 38°F [3°C] with humidity of 45%. Pressure around 24.09 in [815.8 mb]. UV Index: 8.15. Chance of precipitation 6% with QPF of 0.00 in [0.0 mm]. Tuesday Night Overcast with a low around 68°F [20°C]. S wind to around 19 mph [30 kph], with gusts to near 25 mph [41 kph]. Chance of precipitation 6% with QPF of 0.00 in [0.0 mm]. Wednesday Light Drizzle with a high near 91°F [33°C]. SSE wind to around 17 mph [27 kph], with gusts to near 28 mph [46 kph]. Dewpoint near 38°F [3°C] with humidity of 56%. Pressure around 24.09 in [815.8 mb]. UV Index: 7.75. Chance of precipitation 35% with QPF of 0.01 in [0.3 mm]. Wednesday Night Light Drizzle with a low around 61°F [16°C]. SSE wind to around 17 mph [27 kph], with gusts to near 28 mph [46 kph]. Chance of precipitation 35% with QPF of 0.01 in [0.3 mm]. Thursday Clear with a high near 94°F [35°C]. SW wind to around 17 mph [27 kph], with gusts to near 20 mph [32 kph]. Dewpoint near 38°F [3°C] with humidity of 58%. Pressure around 24.09 in [815.8 mb]. UV Index: 8.1. Chance of precipitation 8% with QPF of 0.00 in [0.0 mm]. Thursday Night Clear with a low around 60°F [15°C]. SW wind to around 17 mph [27 kph], with gusts to near 20 mph [32 kph]. Chance of precipitation 8% with QPF of 0.00 in [0.0 mm]. Friday Partly Cloudy with a high near 98°F [36°C]. SW wind to around 11 mph [18 kph], with gusts to near 13 mph [20 kph]. Dewpoint near 38°F [3°C] with humidity of 15%. Pressure around 24.09 in [815.8 mb]. UV Index: 8. Chance of precipitation 1% with QPF of 0.00 in [0.0 mm]. Friday Night Partly Cloudy with a low around 64°F [18°C]. SW wind to around 11 mph [18 kph], with gusts to near 13 mph [20 kph]. Chance of precipitation 1% with QPF of 0.00 in [0.0 mm]. Saturday Mostly Clear with a high near 101°F [38°C]. SSW wind to around 14 mph [23 kph], with gusts to near 16 mph [26 kph]. Dewpoint near 38°F [3°C] with humidity of 13%. Pressure around 24.09 in [815.8 mb]. UV Index: 7.95. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Saturday Night Mostly Clear with a low around 65°F [19°C]. SSW wind to around 14 mph [23 kph], with gusts to near 16 mph [26 kph]. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm].

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7 Day and Night - QPF Forecast for Firth, ID

Today: 0.0 mm | 0.00 in

Tonight: 0.0 mm | 0.00 in

Monday: 0.0 mm | 0.00 in

Monday Night: 0.0 mm | 0.00 in

Tuesday: 0.0 mm | 0.00 in

Tuesday Night: 0.0 mm | 0.00 in

Wednesday: 0.3 mm | 0.01 in

Wednesday Night: 0.3 mm | 0.01 in

Thursday: 0.0 mm | 0.00 in

Thursday Night: 0.0 mm | 0.00 in

Friday: 0.0 mm | 0.00 in

Friday Night: 0.0 mm | 0.00 in

Saturday: 0.0 mm | 0.00 in

Saturday Night: 0.0 mm | 0.00 in

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

Today: SW @ 28 kph | 17 mph

Tonight: SW @ 28 kph | 17 mph

Monday: SSE @ 30 kph | 18 mph

Monday Night: SSE @ 30 kph | 18 mph

Tuesday: S @ 30 kph | 19 mph

Tuesday Night: S @ 30 kph | 19 mph

Wednesday: SSE @ 27 kph | 17 mph

Wednesday Night: SSE @ 27 kph | 17 mph

Thursday: SW @ 27 kph | 17 mph

Thursday Night: SW @ 27 kph | 17 mph

Friday: SW @ 18 kph | 11 mph

Friday Night: SW @ 18 kph | 11 mph

Saturday: SSW @ 23 kph | 14 mph

Saturday Night: SSW @ 23 kph | 14 mph

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

Today: 47 %

Tonight: 47 %

Monday: 44 %

Monday Night: 44 %

Tuesday: 45 %

Tuesday Night: 45 %

Wednesday: 56 %

Wednesday Night: 56 %

Thursday: 58 %

Thursday Night: 58 %

Friday: 15 %

Friday Night: 15 %

Saturday: 13 %

Saturday Night: 13 %

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

Today: 0.0 cm | 0.00 in

Tonight: 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

Thursday: 0.0 cm | 0.00 in

Thursday Night: 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

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