Typical Weather in Twin Falls, ID in January
37° F Avg High
20° F Avg Low
4 Rainy Days
☀️ Temperature Summary
January is one of the cooler months of the year for Twin Falls, with highs averaging around 37°F. Overnight lows can reach 20°F. This is the coldest month of the year in Twin Falls.
You may want to consider a warmer month to visit Twin Falls, unless you're ready to brave the cold. If you want to avoid the freezing temperatures in January, you may consider visiting in February instead, when highs are often closer to 43°.
High Temps Throughout the Year
🎒 What to Pack
Pick up a few of these items to keep your trip fun and comfortable.
☔ Rain Summary
In January you can expect close to a 12% chance of rain for any given day. It rains more than usual in January, with total rainfall for the month typically near 1 inches.
Rainfall Throughout the Year
Planning a trip to Twin Falls? Try our free trip weather planner