Idaho Falls, ID Hourly Forecast
Idaho Falls temperature trend - Next 24 hours
The next 24 hours at a glance
- Warmest hour: 3 PM - around 83°
- Coolest hour: 7 AM - around 48°
- Rain risk: low all day (peaks at 9%)
- UV peak: 1 PM at index 6 - sun protection recommended
- Windiest: 6 PM at 11 mph
Idaho Falls hourly weather - Tuesday, September 15
In Idaho Falls, expect a high near 75°F (24°C) around 5 PM and a low of 56°F (13°C) near 11 PM, with no meaningful precipitation risk.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 4 PM | Sunny | 75° | 65° | 0% | 10 mph WSW | 14% | 3 | |
| 5 PM | Sunny | 75° | 66° | 0% | 9 mph WSW | 14% | 2 | |
| 6 PM | Overcast | 74° | 64° | 9% | 11 mph W | 14% | 1 | |
| 7 PM | Overcast | 68° | 60° | 9% | 7 mph WNW | 18% | 0 | |
| 8 PM | Cloudy | 61° | 55° | 5% | 3 mph NNW | 22% | 0 | |
| 9 PM | Overcast | 59° | 51° | 9% | 5 mph E | 24% | 0 | |
| 10 PM | Clear | 58° | 50° | 1% | 5 mph ESE | 26% | 0 | |
| 11 PM | Partly Cloudy | 56° | 49° | 3% | 7 mph E | 27% | 0 |
Idaho Falls hourly weather - Wednesday, September 16
In Idaho Falls, expect a high near 84°F (29°C) around 4 PM and a low of 48°F (9°C) near 7 AM, with no meaningful precipitation risk.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 12 AM | Partly Cloudy | 55° | 49° | 2% | 5 mph E | 29% | 0 | |
| 1 AM | Clear | 54° | 49° | 1% | 5 mph ENE | 31% | 0 | |
| 2 AM | Cloudy | 52° | 48° | 8% | 5 mph E | 34% | 0 | |
| 3 AM | Clear | 52° | 49° | 1% | 4 mph E | 35% | 0 | |
| 4 AM | Clear | 50° | 48° | 1% | 3 mph NE | 38% | 0 | |
| 5 AM | Clear | 50° | 48° | 1% | 3 mph ENE | 40% | 0 | |
| 6 AM | Clear | 49° | 43° | 1% | 3 mph ENE | 41% | 0 | |
| 7 AM | Clear | 48° | 48° | 1% | 3 mph ENE | 42% | 0 | |
| 8 AM | Sunny | 52° | 49° | 1% | 3 mph ENE | 38% | 0 | |
| 9 AM | Sunny | 60° | 54° | 1% | 3 mph NE | 29% | 1 | |
| 10 AM | Sunny | 66° | 62° | 0% | 2 mph NE | 24% | 2 | |
| 11 AM | Sunny | 72° | 67° | 0% | 2 mph W | 22% | 3 | |
| 12 PM | Sunny | 76° | 69° | 0% | 6 mph W | 21% | 5 | |
| 1 PM | Sunny | 79° | 72° | 0% | 7 mph W | 20% | 6 | |
| 2 PM | Sunny | 82° | 74° | 1% | 8 mph W | 18% | 6 | |
| 3 PM | Sunny | 83° | 75° | 1% | 9 mph W | 16% | 5 | |
| 4 PM | Partly Cloudy | 84° | 76° | 3% | 8 mph WNW | 17% | 3 | |
| 5 PM | Overcast | 83° | 77° | 9% | 5 mph SW | 19% | 2 | |
| 6 PM | Overcast | 82° | 73° | 9% | 11 mph S | 21% | 1 | |
| 7 PM | Partly Cloudy | 76° | 70° | 3% | 7 mph SSE | 28% | 0 | |
| 8 PM | Clear | 68° | 63° | 1% | 7 mph S | 38% | 0 | |
| 9 PM | Clear | 65° | 60° | 1% | 4 mph ESE | 41% | 0 | |
| 10 PM | Clear | 64° | 58° | 1% | 6 mph ESE | 44% | 0 | |
| 11 PM | Clear | 63° | 57° | 1% | 7 mph ESE | 45% | 0 |
Idaho Falls hourly weather - Thursday, September 17
In Idaho Falls, expect a high near 83°F (28°C) around 4 PM and a low of 53°F (12°C) near 7 AM; precipitation risk peaks at 42% around 7 AM.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 12 AM | Partly Cloudy | 62° | 56° | 3% | 7 mph ESE | 45% | 0 | |
| 1 AM | Overcast | 61° | 56° | 11% | 5 mph ESE | 46% | 0 | |
| 2 AM | Light rain shower | 62° | 59° | 36% | 4 mph S | 54% | 0 | |
| 3 AM | Clear | 60° | 56° | 3% | 5 mph ENE | 58% | 0 | |
| 4 AM | Patchy rain nearby | 58° | 53° | 20% | 6 mph ENE | 61% | 0 | |
| 5 AM | Clear | 57° | 53° | 4% | 5 mph ENE | 63% | 0 | |
| 6 AM | Clear | 56° | 53° | 5% | 3 mph NE | 65% | 0 | |
| 7 AM | Light rain shower | 53° | 51° | 42% | 2 mph SW | 77% | 0 | |
| 8 AM | Patchy rain nearby | 56° | 54° | 22% | 4 mph ESE | 74% | 0 | |
| 9 AM | Patchy rain nearby | 61° | 60° | 18% | 2 mph ENE | 62% | 1 | |
| 10 AM | Light rain shower | 66° | 65° | 28% | 2 mph SSW | 55% | 2 | |
| 11 AM | Light rain shower | 69° | 67° | 36% | 4 mph SSW | 51% | 3 | |
| 12 PM | Partly Cloudy | 75° | 70° | 2% | 9 mph S | 40% | 5 | |
| 1 PM | Thundery outbreaks in nearby | 79° | 73° | 10% | 10 mph S | 33% | 6 | |
| 2 PM | Sunny | 73° | 69° | 1% | 8 mph SSE | 42% | 2 | |
| 3 PM | Partly Cloudy | 82° | 73° | 3% | 14 mph S | 27% | 5 | |
| 4 PM | Partly Cloudy | 83° | 70° | 2% | 20 mph SSW | 21% | 3 | |
| 5 PM | Sunny | 83° | 70° | 1% | 19 mph SW | 21% | 2 | |
| 6 PM | Sunny | 81° | 69° | 1% | 18 mph SSW | 23% | 1 | |
| 7 PM | Sunny | 77° | 66° | 0% | 16 mph S | 26% | 0 | |
| 8 PM | Clear | 68° | 61° | 1% | 9 mph SSE | 38% | 0 | |
| 9 PM | Clear | 66° | 58° | 3% | 11 mph SE | 47% | 0 | |
| 10 PM | Clear | 65° | 56° | 2% | 14 mph SE | 51% | 0 | |
| 11 PM | Clear | 60° | 54° | 4% | 9 mph SE | 60% | 0 |
Quick answers for the hours ahead
What is the warmest hour in Idaho Falls today?
Will it rain in Idaho Falls tonight?
When is the UV index highest in Idaho Falls today?
Idaho Falls hour-by-hour: what to expect
Over the next 24 hours in Idaho Falls, temperatures range from 48°F (9°C) around 7 AM up to 83°F (28°C) near 3 PM - about 7°F (4°C) above the typical September high of 76°F (24°C).
Precipitation chances stay minimal throughout, so plans can skip the umbrella.
The “feels like” column blends humidity and wind into an apparent temperature - see how it works in our feels-like temperature guide. Planning further ahead? Check the Idaho Falls 14-day forecast or the monthly climate averages.