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Letha ID Weather - Clear - 58°F
Clear
58°F
Updated 1:58 am
Feels Like 65°F
Humidity 71%
Wind N 0 mph
Barometer  30.09 in
Dew Point 49°F
Letha ID Weather - Clear - 14°C
Clear
14°C
Updated 1:58 am
Feels Like 19°C
Humidity 71%
Wind N 0 km/h
Barometer  101.9 kPa
Dew Point 9°C
Letha, ID Weather and Current Conditionsletha id weather forecast

Letha, ID Weather Forecast

Letha Idaho WeatherLetha, Idaho Weather Weather Forecast
14 day API forecast for Letha, Idaho. Note. The 7-day weather forecast for Letha, ID is the most reliable and accurate forecast. This model should only be used as a likely scenario. It is difficult to predict weather more than 7 days in advance.
Letha, ID Weather Forecast Dated: 158 AM Sun Sep 20 2026
Expect a mild stretch with a mix of sun and clouds and mostly dry weather over the coming period. comfortable humidity and no major pressure swings will dominate.

Sunday, September 20, 2026

Mid-Morning
Letha Weather - 2026-09-20 - Morning - Sunny
58°F 14°C
Sunny
Mid-Afternoon
Letha Weather - 2026-09-20 - Afternoon - Sunny
73°F 23°C
Sunny
Early-Evening
Letha Weather - 2026-09-20 - Evening - Sunny
74°F 23°C
Sunny
Pleasant near 73°F 23°C, sunny throughout the day, with lower humidity and barometric pressure falling.

Monday, September 21, 2026

Mid-Morning
Letha Weather - 2026-09-21 - Morning - Sunny
65°F 18°C
Sunny
Mid-Afternoon
Letha Weather - 2026-09-21 - Afternoon - Overcast
77°F 25°C
Overcast
Early-Evening
Letha Weather - 2026-09-21 - Evening - Overcast
76°F 25°C
Overcast
Comfortable with temperatures reaching 77°F 25°C, sunny in the morning, becoming overcast through the afternoon and evening, with lower humidity and barometric pressure falling.

Tuesday, September 22, 2026

Mid-Morning
Letha Weather - 2026-09-22 - Morning - Sunny
68°F 20°C
Sunny
Mid-Afternoon
Letha Weather - 2026-09-22 - Afternoon - Overcast
78°F 25°C
Overcast
Early-Evening
Letha Weather - 2026-09-22 - Evening - Sunny
78°F 26°C
Sunny
Enjoyable around 78°F 25°C, partly cloudy in the morning, overcast in the afternoon, and sunny this evening, with lower humidity and barometric pressure falling.

Wednesday, September 23, 2026

Mid-Morning
Letha Weather - 2026-09-23 - Morning - Sunny
67°F 19°C
Sunny
Mid-Afternoon
Letha Weather - 2026-09-23 - Afternoon - Overcast
76°F 24°C
Overcast
Early-Evening
Letha Weather - 2026-09-23 - Evening - Overcast
77°F 25°C
Overcast
Mild temperatures up to 76°F 24°C, sunny in the morning, becoming overcast through the afternoon and evening, with steady humidity and steady pressure.

Thursday, September 24, 2026

Mid-Morning
Letha Weather - 2026-09-24 - Morning - Partly Cloudy
58°F 14°C
Partly Cloudy
Mid-Afternoon
Letha Weather - 2026-09-24 - Afternoon - Overcast
75°F 24°C
Overcast
Early-Evening
Letha Weather - 2026-09-24 - Evening - Sunny
77°F 25°C
Sunny
Mild with a high of 75°F 24°C, cloudy in the morning, overcast in the afternoon, and cloudy this evening, with lower humidity and barometric pressure falling.

Friday, September 25, 2026

Mid-Morning
Letha Weather - 2026-09-25 - Morning - Overcast
69°F 21°C
Overcast
Mid-Afternoon
Letha Weather - 2026-09-25 - Afternoon - Overcast
80°F 27°C
Overcast
Early-Evening
Letha Weather - 2026-09-25 - Evening - Overcast
77°F 25°C
Overcast
Warm and summery near 80°F 27°C, overcast throughout the day, with steady humidity and barometric pressure falling. Winds turning from the E to the N at 8 mph 12 km/h.

Saturday, September 26, 2026

Mid-Morning
Letha Weather - 2026-09-26 - Morning - Overcast
54°F 12°C
Overcast
Mid-Afternoon
Letha Weather - 2026-09-26 - Afternoon - Scattered Showers
61°F 16°C
Scattered Showers
Early-Evening
Letha Weather - 2026-09-26 - Evening - Sunny
64°F 18°C
Sunny
Comfortable at 61°F 16°C, periods of heavy rain and gusty conditions, with lower humidity and steady pressure. Winds switching from the WNW to the N at 10 mph 16 km/h.

Sunday, September 27, 2026

Mid-Morning
Letha Weather - 2026-09-27 - Morning - Sunny
45°F 7°C
Sunny
Mid-Afternoon
Letha Weather - 2026-09-27 - Afternoon - Sunny
62°F 17°C
Sunny
Early-Evening
Letha Weather - 2026-09-27 - Evening - Sunny
62°F 17°C
Sunny
Cool with a high near 62°F 17°C, sunny throughout the day, with lower humidity and barometric pressure falling.

Monday, September 28, 2026

Mid-Morning
Letha Weather - 2026-09-28 - Morning - Sunny
56°F 13°C
Sunny
Mid-Afternoon
Letha Weather - 2026-09-28 - Afternoon - Sunny
69°F 21°C
Sunny
Early-Evening
Letha Weather - 2026-09-28 - Evening - Sunny
69°F 21°C
Sunny
Mild temperatures up to 69°F 21°C, sunny throughout the day, with lower humidity and barometric pressure falling.

Tuesday, September 29, 2026

Mid-Morning
Letha Weather - 2026-09-29 - Morning - Sunny
56°F 13°C
Sunny
Mid-Afternoon
Letha Weather - 2026-09-29 - Afternoon - Sunny
66°F 19°C
Sunny
Early-Evening
Letha Weather - 2026-09-29 - Evening - Sunny
66°F 19°C
Sunny
Mildly cool near 66°F 19°C, sunny throughout the day, with lower humidity and steady pressure. Winds NW at 14 mph 23 km/h.

Wednesday, September 30, 2026

Mid-Morning
Letha Weather - 2026-09-30 - Morning - Sunny
52°F 11°C
Sunny
Mid-Afternoon
Letha Weather - 2026-09-30 - Afternoon - Partly Cloudy
69°F 21°C
Partly Cloudy
Early-Evening
Letha Weather - 2026-09-30 - Evening - Overcast
68°F 21°C
Overcast
Pleasant near 69°F 21°C, sunny in the morning, partly cloudy in the afternoon, and overcast this evening, with lower humidity and barometric pressure falling.

Thursday, October 1, 2026

Mid-Morning
Letha Weather - 2026-10-01 - Morning - Sunny
65°F 18°C
Sunny
Mid-Afternoon
Letha Weather - 2026-10-01 - Afternoon - Sunny
74°F 24°C
Sunny
Early-Evening
Letha Weather - 2026-10-01 - Evening - Sunny
74°F 23°C
Sunny
Comfortable with temperatures reaching 74°F 24°C, sunny throughout the day, with lower humidity and barometric pressure falling.

Friday, October 2, 2026

Mid-Morning
Letha Weather - 2026-10-02 - Morning - Sunny
70°F 21°C
Sunny
Mid-Afternoon
Letha Weather - 2026-10-02 - Afternoon - Sunny
79°F 26°C
Sunny
Early-Evening
Letha Weather - 2026-10-02 - Evening - Sunny
77°F 25°C
Sunny
Enjoyable around 79°F 26°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and barometric pressure falling.

Saturday, October 3, 2026

Mid-Morning
Letha Weather - 2026-10-03 - Morning - Overcast
69°F 20°C
Overcast
Mid-Afternoon
Letha Weather - 2026-10-03 - Afternoon - Overcast
74°F 23°C
Overcast
Early-Evening
Letha Weather - 2026-10-03 - Evening - Sunny
72°F 22°C
Sunny
Mild temperatures up to 74°F 23°C, overcast through the afternoon, turning cloudy this evening, with steady humidity and barometric pressure falling. Winds swinging from the E to the ESE at 5 mph 7 km/h.

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Weather by the Numbers

Sun, 20th
Letha ID Weather - Sunday, Sep 20, 2026 - Sunny
Hi: 76°F 24°C
Lo: 58°F 14°C
Sunrise 07:31 AM
Sunset 07:47 PM
Wind SW 2 mph4 km/h
Dew Point 38°F3°C
uv Index 4
Barometric Pressure 30 in1016 mb
POP 1% *
Humidity 33%
Mon, 21st
Letha ID Weather - Monday, Sep 21, 2026 - Sunny
Hi: 78°F 26°C
Lo: 64°F 18°C
Sunrise 07:33 AM
Sunset 07:45 PM
Wind SW 3 mph5 km/h
Dew Point 35°F2°C
uv Index 4
Barometric Pressure 29.94 in1014 mb
POP 1% *
Humidity 27%
Tue, 22nd
Letha ID Weather - Tuesday, Sep 22, 2026 - Sunny
Hi: 84°F 29°C
Lo: 65°F 18°C
Sunrise 07:34 AM
Sunset 07:43 PM
Wind W 3 mph5 km/h
Dew Point 30°F-1°C
uv Index 4
Barometric Pressure 29.85 in1011 mb
POP 1% *
Humidity 21%
Wed, 23rd
Letha ID Weather - Wednesday, Sep 23, 2026 - Overcast
Hi: 77°F 25°C
Lo: 65°F 18°C
Sunrise 07:35 AM
Sunset 07:42 PM
Wind SSW 6 mph10 km/h
Dew Point 24°F-4°C
uv Index 4
Barometric Pressure 29.88 in1012 mb
POP 9% *
Humidity 17%
Thu, 24th
Letha ID Weather - Thursday, Sep 24, 2026 - Overcast
Hi: 77°F 25°C
Lo: 58°F 14°C
Sunrise 07:36 AM
Sunset 07:40 PM
Wind SW 4 mph7 km/h
Dew Point 29°F-2°C
uv Index 4
Barometric Pressure 29.94 in1014 mb
POP 9% *
Humidity 24%
Fri, 25th
Letha ID Weather - Friday, Sep 25, 2026 - Overcast
Hi: 80°F 27°C
Lo: 69°F 21°C
Sunrise 07:37 AM
Sunset 07:38 PM
Wind SSW 8 mph12 km/h
Dew Point 27°F-3°C
uv Index 5
Barometric Pressure 29.83 in1010 mb
POP 9% *
Humidity 17%
Sat, 26th
Letha ID Weather - Saturday, Sep 26, 2026 - Overcast
Hi: 70°F 21°C
Lo: 54°F 12°C
Sunrise 07:38 AM
Sunset 07:36 PM
Wind NW 8 mph13 km/h
Dew Point 28°F-2°C
uv Index 4
Barometric Pressure 29.94 in1014 mb
POP 8% *
Humidity 29%
Sun, 27th
Letha ID Weather - Sunday, Sep 27, 2026 - Sunny
Hi: 62°F 17°C
Lo: 45°F 7°C
Sunrise 07:40 AM
Sunset 07:34 PM
Wind W 4 mph6 km/h
Dew Point 25°F-4°C
uv Index 4
Barometric Pressure 30.18 in1022 mb
POP 1% *
Humidity 30%
Mon, 28th
Letha ID Weather - Monday, Sep 28, 2026 - Sunny
Hi: 69°F 21°C
Lo: 56°F 13°C
Sunrise 07:41 AM
Sunset 07:32 PM
Wind SW 2 mph4 km/h
Dew Point 21°F-6°C
uv Index 5
Barometric Pressure 30 in1016 mb
POP 0% *
Humidity 20%
Tue, 29th
Letha ID Weather - Tuesday, Sep 29, 2026 - Sunny
Hi: 66°F 19°C
Lo: 56°F 13°C
Sunrise 07:42 AM
Sunset 07:31 PM
Wind WNW 9 mph14 km/h
Dew Point 35°F2°C
uv Index 5
Barometric Pressure 29.8 in1009 mb
POP 1% *
Humidity 37%
Wed, 30th
Letha ID Weather - Wednesday, Sep 30, 2026 - Sunny
Hi: 69°F 21°C
Lo: 52°F 11°C
Sunrise 07:43 AM
Sunset 07:29 PM
Wind S 4 mph7 km/h
Dew Point 20°F-7°C
uv Index 5
Barometric Pressure 29.85 in1011 mb
POP 1% *
Humidity 20%
Thu, 1st
Letha ID Weather - Thursday, Oct 1, 2026 - Sunny
Hi: 75°F 24°C
Lo: 60°F 16°C
Sunrise 07:44 AM
Sunset 07:27 PM
Wind WSW 2 mph4 km/h
Dew Point 20°F-6°C
uv Index 5
Barometric Pressure 29.88 in1012 mb
POP 0% *
Humidity 17%
Fri, 2nd
Letha ID Weather - Friday, Oct 2, 2026 - Sunny
Hi: 79°F 26°C
Lo: 66°F 19°C
Sunrise 07:45 AM
Sunset 07:25 PM
Wind SSW 8 mph13 km/h
Dew Point 19°F-7°C
uv Index 6
Barometric Pressure 29.8 in1009 mb
POP 0% *
Humidity 13%
Sat, 3rd
Letha ID Weather - Saturday, Oct 3, 2026 - Overcast
Hi: 74°F 23°C
Lo: 66°F 19°C
Sunrise 07:47 AM
Sunset 07:23 PM
Wind SW 4 mph7 km/h
Dew Point 23°F-5°C
uv Index 5
Barometric Pressure 29.65 in1004 mb
POP 9% *
Humidity 18%
* POP = Probability of Precipitation. Data for 12:00 PM.