Idaho
January
Weather in Idaho for January 2025
Your guide to Idaho weather in January - trends and predictions
In general, the average temperature in Idaho at the beginning of January is 2.1 °F. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 4.6 °F by the end of January.
With an average of 5 rainy days, Idaho experiences minimal rainfall in January, ensuring that most days remain pleasantly dry.
Expect heavy snowfall in Idaho during January, with an average of 16 snowy days.
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10
Dry days
5
Rainy days
16
Snow days
1°/-4°
Temperatures
13 km/h
Avg max wind
89 %
Avg humidity
Idaho in January average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  3° | 2 5° | 3  2° | 4 2° | 5  3° | ||
| 6 1° | 7  -1° | 8  -2° | 9 0° | 10  -1° | 11 0° | 12 0° |
| 13 -6° | 14  -8° | 15  -6° | 16 -7° | 17 0° | 18  2° | 19 2° |
| 20 1° | 21  2° | 22 3° | 23 2° | 24  2° | 25 2° | 26 1° |
| 27  2° | 28 3° | 29  7° | 30 7° | 31 10° |
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Temperatures trend during January in Idaho
See the weather trend as well as the moving average line
January weather day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| Jan. 1 | Sunny | 3° /0° | 0 mm | 0 cm | |
| Jan. 2 | Sunny | 5° /-1° | 0 mm | 0 cm | |
| Jan. 3 | Overcast | 2° /-1° | 0 mm | 0 cm | |
| Jan. 4 | Overcast | 2° /-2° | 0.6 mm | 0.5 cm | |
| Jan. 5 | Heavy snow | 3° /-2° | 1.4 mm | 1.1 cm | |
| Jan. 6 | Heavy snow | 1° /-5° | 6.3 mm | 5.4 cm | |
| Jan. 7 | Partly cloudy | -1° /-8° | 0 mm | 0 cm | |
| Jan. 8 | Moderate snow | -2° /-7° | 3.2 mm | 2.7 cm | |
| Jan. 9 | Heavy snow | 0° /-4° | 11.5 mm | 9.3 cm | |
| Jan. 10 | Moderate or heavy snow showers | -1° /-8° | 6.7 mm | 5.6 cm | |
| Jan. 11 | Moderate snow | 0° /-9° | 1.2 mm | 0.7 cm | |
| Jan. 12 | Heavy snow | 0° /-3° | 11.6 mm | 7 cm | |
| Jan. 13 | Heavy snow | -6° /-13° | 15.5 mm | 13.1 cm | |
| Jan. 14 | Light snow | -8° /-15° | 3.9 mm | 3.2 cm | |
| Jan. 15 | Mist | -6° /-14° | 0 mm | 0 cm | |
| Jan. 16 | Mist | -7° /-16° | 0.1 mm | 0 cm | |
| Jan. 17 | Heavy snow | 0° /-8° | 14.5 mm | 12.3 cm | |
| Jan. 18 | Light freezing rain | 2° /0° | 2.5 mm | 0 cm | |
| Jan. 19 | Moderate snow | 2° /0° | 1.3 mm | 0.1 cm | |
| Jan. 20 | Heavy snow | 1° /-1° | 3.2 mm | 2.7 cm | |
| Jan. 21 | Light sleet | 2° /0° | 6.2 mm | 0 cm | |
| Jan. 22 | Fog | 3° /0° | 3.6 mm | 0 cm | |
| Jan. 23 | Light snow | 2° /0° | 3.3 mm | 0 cm | |
| Jan. 24 | Freezing fog | 2° /-1° | 0.2 mm | 0.1 cm | |
| Jan. 25 | Heavy snow | 2° /-3° | 5.6 mm | 1.8 cm | |
| Jan. 26 | Mist | 1° /-6° | 0 mm | 0 cm | |
| Jan. 27 | Light drizzle | 2° /0° | 4.8 mm | 0 cm | |
| Jan. 28 | Light drizzle | 3° /1° | 1.2 mm | 0 cm | |
| Jan. 29 | Patchy rain possible | 7° /1° | 0 mm | 0 cm | |
| Jan. 30 | Sunny | 7° /0° | 0 mm | 0 cm | |
| Jan. 31 | Sunny | 10° /2° | 0 mm | 0 cm | |
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Important Notice
Our weather forecast for Idaho in January is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Idaho forecast closer to your planned date for the most up-to-date weather information.
Idaho in January - FAQ
What are the expected maximum and minimum temperatures in Idaho during January?
Brace for cold days with temperatures not exceeding 1° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.
How much rainfall should be expected in Idaho during January?
Significant rainfall exceeding 108.4 mm is expected in Idaho during January, occurring over more than 5 days. Preparing for wet conditions is recommended in your planning.
Is snowfall common in Idaho during January?
Idaho experiences an average snowfall of 65.6 cm during January, occurring over 16 days, which may interest winter sports enthusiasts.
What are the typical wind conditions in Idaho during January?
The average wind speed in Idaho during January is 13 km/h, suggesting breezy to windy conditions, depending on your activities.
January rainfall patterns in Idaho
Explore the daily rainfall trends and prepare for Idahos January weather 💧
January snowfall in Idaho
Track daily snowfall levels and discover Idaho’s snowy potential this January ❄️
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