Idaho Falls, Idaho Weather Forecast
Today in Idaho Falls: clear skies with a high near 61°F and a low around 32°F. Rain chance 0%. Rain chances peak at 48% on Thursday. Highs run 55 to 63°F through Thursday.
Forecast updated 8:05 PM MDT, Oct 16
Active Weather Alerts
7-Day Forecast for Idaho Falls
Today 10/16
61°32°
Sat 10/17
63°33°
Sun 10/18
61°34°
Mon 10/19
63°34°
Tue 10/20
23%
59°40°
Wed 10/21
24%
60°40°
Thu 10/22
48%
55°41°
Next 24 Hours
| Now | 9 PM | 10 PM | 11 PM | Sat12 AM | 1 AM | 2 AM | 3 AM | 4 AM | 5 AM | 6 AM | 7 AM | 8 AM | 9 AM | 10 AM | 11 AM | 12 PM | 1 PM | 2 PM | 3 PM | 4 PM | 5 PM | 6 PM | 7 PM | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sky |  | | | | |  | | | | | | | | | | | | | | | | | | |
| Temp | 49° | 46° | 44° | 42° | 42° | 41° | 39° | 38° | 37° | 35° | 34° | 33° | 33° | 37° | 43° | 49° | 54° | 57° | 60° | 63° | 63° | 62° | 58° | 54° |
| Rain | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% |
| Wind | E 2 | ESE 3 | ESE 3 | E 3 | NNE 3 | NNE 3 | N 3 | N 3 | N 3 | NNE 3 | NNE 3 | NNE 3 | NNE 3 | N 4 | NNW 3 | WSW 3 | SW 5 | SW 5 | SW 6 | SW 7 | SW 7 | SW 7 | SSW 5 | S 5 |
Growing Conditions
Growing degree days
2,879
since Apr 1, base 50°F
Rain, last 30 days
1.36 in
model analysis
Rain, year to date
8.43 in
since Jan 1
2-inch soil temperature
46°F
yesterday, daily average
Reference ET, last 7 days
0.60 in
FAO-56 grass reference
Through Oct 15. Season totals use model analysis for this point and update every morning.
Soil, ET and spray tools for Idaho Falls →
Current Stats & Observations
NWS Forecast
About Idaho Falls Weather
Idaho Falls sits at about 4,708 feet above sea level in Bonneville County, Idaho. About 100,442 people live in the Idaho Falls area. Official forecasts and warnings for the area come from the National Weather Service PIH office, and the nearest NEXRAD radar site is KSFX. The city is in USDA plant hardiness zone 5b, where the coldest winter night typically falls between -15 to -10°F. Over the past ten years the last spring freeze has come around May 11 and the first fall freeze around Oct 20.