Idaho, United States Weather

  1. Idaho, United States Weather
  2. Current conditions
  3. Weather forecast
  4. Averages and extremes
  5. Yesterday's Data
  6. Temperature and possibility of rain in Idaho over the next 12 hours
  7. Temperature and possibility of rain in Idaho in the coming days
  8. Rainfall in Idaho in the coming days
  9. Idaho Weather Summary
  10. Weather averages by month
  11. Idaho's weather
  12. Frequently asked questions
  13. Comments
Idaho, Weather
(Photo by Chris Bair on Unsplash)

Current conditions

Updated:
9°C
48.2°F
°C °F

Condition: Clear Sky

Pressure: 766 hPa

Feel like: 7 °C

Temperature: 9°C

Cloud: 1%

Humidity: 71%

Wind: NW - 4 km/h

Visibility: 23.6 km

Weather forecast

Mon
21 Sep
5°C / 17°C
Overcast
Tue
22 Sep
6°C / 17°C
Overcast
Wed
23 Sep
6°C / 17°C
Overcast
Thu
24 Sep
8°C / 19°C
Overcast
Fri
25 Sep
6°C / 18°C
Overcast
Hourly forecast today:
17:00 PM
4° / 9°
4° / 9°
Clear Sky
71% 14 km/h
18:00 PM
2° / 11°
2° / 11°
Clear Sky
54% 12 km/h
19:00 PM
0° / 13°
0° / 13°
Clear Sky
40% 11 km/h
20:00 PM
0° / 14°
0° / 14°
Clear Sky
35% 11 km/h
21:00 PM
0° / 15°
0° / 15°
Clear Sky
35% 9 km/h
22:00 PM
0° / 16°
0° / 16°
Mainly Clear
33% 8 km/h
23:00 PM
0° / 15°
0° / 15°
Mainly Clear
32% 6 km/h
00:00 AM
-1° / 15°
-1° / 15°
Clear Sky
31% 5 km/h
01:00 AM
-1° / 14°
-1° / 14°
Overcast
32% 10 km/h
02:00 AM
-2° / 11°
-2° / 11°
Partly Cloudy
37% 25 km/h
03:00 AM
-2° / 10°
-2° / 10°
Partly Cloudy
40% 21 km/h

30 Day Averages and Extremes

  • Average high 14.57°C
  • Average low 3.3°C
  • Hottest day 21°C (03 October 2026)
  • Coldest day -3°C (29 September 2026)
  • Average humidity 48.93%
  • Days with precipitation 16 days
  • Highest precipitation 30 mm (18 September 2026)

Yesterday's Data

  • Max: 10°C
  • Min: 0°C
  • Total Precipitation: 0 mm

Temperature and possibility of rain in Idaho over the next 12 hours

Temperature and possibility of rain in Idaho in the coming days

Rainfall in Idaho in the coming days

Idaho Climate Summary

Idaho features a Subartic, subalpine (Köppen classification: Dsc), with an average annual temperature of 2.72ºC (36.9ºF), which is about -9.92% lower than the national average for United States. Annually, the city experiences approximately 42.07 millimeters (1.66 inches) of rainfall, spread across 116.74 rainy days, accounting for 31.98% of the year.

Longitude 44.0682019
Latitude -114.7420408
Yearly high temperature 7.12ºC (44.82ºF)
Yearly low temperature -5.11ºC (22.8ºF)
Hottest month July 22.51ºC (72.52ºF)
Coldest month November -9.81ºC (14.34ºF)
Yearly precip 42.07mm (1.66in)
Days with rainfall 116.74 days (31.98%)
Driest month August (43.9%)
Wettest month February (90.29%)

Weather averages by month

Month High / Low (°C) Rain
January -3.38° / -14.59° 10.09 days
February -3.56° / -13.92° 12.09 days
March -0.63° / -10.77° 13.0 days
April 2.69° / -8.49° 12.73 days
May 9.28° / -2.93° 12.18 days
June 15.68° / 1.74° 9.82 days
July 22.51° / 6.15° 4.91 days
August 22.01° / 6.13° 5.0 days
September 16.88° / 2.51° 6.91 days
October 7.93° / -2.97° 8.73 days
November 0.17° / -9.81° 9.73 days
December -4.12° / -14.38° 11.55 days

Idaho's weather

Frequently asked questions

1. What is the hottest month in Idaho?

July has the highest average monthly temperature (daily mean of 22.51ºC) and November are the coolest (daily mean of -9.81ºC).

2. What should I wear in Idaho today?

For today's mild weather in Idaho, with temperatures between 13ºC to 16ºC (55.4ºF to 60.8ºF), consider wearing:
- Light jacket (for cooler periods)
- Scarf (optional)
- Sun hat (if spending time outdoors)
- Lightweight sweater or cardigan

Temperature

Early
0°C / 6°C
Morning
-1°C / 3°C
Afternoon
1°C / 4°C
Evening
0°C / 15°C

Air quality

Good

Satisfactory air quality, minimal pollution, low risk

  • CO2 437
  • CO 105
  • NH3 0
  • NO2 0
  • O3 87
  • PM10 0
  • PM25 0
  • SO2 0
  • CH4 1,344

Sunrise / Sunset

13:24
01:39