Boise, ID Hourly Forecast
Boise temperature trend - Next 24 hours
The next 24 hours at a glance
- Warmest hour: 4 PM - around 98°
- Coolest hour: 7 AM - around 73°
- Rain risk: low all day (peaks at 17%)
- UV peak: 1 PM at index 7 - sun protection recommended
- Windiest: 11 PM at 12 mph
Boise hourly weather - Wednesday, August 26
In Boise, expect a high near 98°F (37°C) around 4 PM and a low of 81°F (27°C) near 11 PM, with no meaningful precipitation risk.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 3 PM | Overcast | 98° | 92° | 9% | 6 mph S | 15% | 6 | |
| 4 PM | Overcast | 98° | 92° | 9% | 6 mph SW | 14% | 4 | |
| 5 PM | Overcast | 98° | 92° | 9% | 6 mph WSW | 13% | 3 | |
| 6 PM | Overcast | 97° | 92° | 9% | 4 mph WNW | 12% | 1 | |
| 7 PM | Overcast | 96° | 92° | 9% | 2 mph NNE | 12% | 0 | |
| 8 PM | Overcast | 92° | 86° | 9% | 3 mph ENE | 13% | 0 | |
| 9 PM | Overcast | 88° | 83° | 9% | 3 mph E | 14% | 0 | |
| 10 PM | Overcast | 87° | 78° | 9% | 10 mph SSE | 14% | 0 | |
| 11 PM | Cloudy | 81° | 73° | 7% | 12 mph SE | 29% | 0 |
Boise hourly weather - Thursday, August 27
In Boise, expect a high near 97°F (36°C) around 6 PM and a low of 73°F (23°C) near 7 AM; precipitation risk peaks at 17% around 10 AM.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 12 AM | Overcast | 80° | 72° | 9% | 11 mph SE | 30% | 0 | |
| 1 AM | Smoky haze | 80° | 74° | 9% | 8 mph SE | 28% | 0 | |
| 2 AM | Smoky haze | 79° | 72° | 9% | 8 mph SE | 27% | 0 | |
| 3 AM | Smoky haze | 78° | 71° | 9% | 8 mph SE | 29% | 0 | |
| 4 AM | Smoky haze | 76° | 70° | 9% | 7 mph ESE | 28% | 0 | |
| 5 AM | Smoky haze | 75° | 69° | 9% | 7 mph SSE | 30% | 0 | |
| 6 AM | Smoky haze | 73° | 68° | 10% | 6 mph SE | 33% | 0 | |
| 7 AM | Smoky haze | 73° | 69° | 8% | 4 mph SSE | 34% | 0 | |
| 8 AM | Patchy rain nearby | 74° | 70° | 12% | 5 mph SE | 33% | 0 | |
| 9 AM | Patchy rain nearby | 79° | 73° | 12% | 6 mph SSE | 28% | 1 | |
| 10 AM | Patchy rain nearby | 82° | 76° | 17% | 8 mph SSE | 25% | 2 | |
| 11 AM | Patchy rain nearby | 85° | 79° | 17% | 9 mph SSE | 23% | 4 | |
| 12 PM | Overcast | 88° | 82° | 9% | 7 mph SSE | 19% | 6 | |
| 1 PM | Patchy rain nearby | 91° | 86° | 10% | 5 mph S | 16% | 7 | |
| 2 PM | Patchy rain nearby | 93° | 86° | 12% | 7 mph S | 14% | 7 | |
| 3 PM | Partly Cloudy | 95° | 88° | 2% | 7 mph S | 13% | 5 | |
| 4 PM | Cloudy | 96° | 90° | 5% | 5 mph SSW | 13% | 5 | |
| 5 PM | Patchy rain nearby | 96° | 89° | 8% | 8 mph SSE | 13% | 3 | |
| 6 PM | Partly Cloudy | 97° | 90° | 4% | 6 mph S | 12% | 1 | |
| 7 PM | Cloudy | 96° | 88° | 6% | 8 mph WNW | 11% | 0 | |
| 8 PM | Cloudy | 91° | 83° | 6% | 8 mph N | 12% | 0 | |
| 9 PM | Clear | 86° | 78° | 1% | 8 mph NNW | 12% | 0 | |
| 10 PM | Partly Cloudy | 84° | 76° | 3% | 5 mph NNW | 13% | 0 | |
| 11 PM | Overcast | 81° | 75° | 8% | 4 mph NNE | 14% | 0 |
Boise hourly weather - Friday, August 28
In Boise, expect a high near 86°F (30°C) around 12 PM and a low of 65°F (18°C) near 11 PM; precipitation risk peaks at 17% around 9 PM.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 12 AM | Overcast | 78° | 73° | 9% | 2 mph E | 18% | 0 | |
| 1 AM | Overcast | 77° | 70° | 9% | 5 mph ESE | 20% | 0 | |
| 2 AM | Overcast | 75° | 70° | 9% | 4 mph N | 22% | 0 | |
| 3 AM | Overcast | 73° | 66° | 9% | 5 mph WNW | 22% | 0 | |
| 4 AM | Overcast | 71° | 66° | 9% | 4 mph W | 27% | 0 | |
| 5 AM | Overcast | 70° | 66° | 10% | 5 mph WNW | 34% | 0 | |
| 6 AM | Cloudy | 70° | 65° | 7% | 6 mph E | 37% | 0 | |
| 7 AM | Overcast | 73° | 66° | 9% | 8 mph E | 30% | 0 | |
| 8 AM | Overcast | 76° | 70° | 9% | 5 mph ESE | 25% | 5 | |
| 9 AM | Cloudy | 77° | 73° | 7% | 3 mph WNW | 25% | 6 | |
| 10 AM | Overcast | 78° | 74° | 9% | 5 mph WNW | 26% | 6 | |
| 11 AM | Overcast | 82° | 76° | 9% | 8 mph S | 24% | 6 | |
| 12 PM | Overcast | 86° | 75° | 9% | 15 mph SSE | 21% | 6 | |
| 1 PM | Overcast | 83° | 70° | 9% | 22 mph SSE | 27% | 6 | |
| 2 PM | Overcast | 82° | 73° | 9% | 13 mph S | 22% | 6 | |
| 3 PM | Overcast | 80° | 66° | 9% | 23 mph SSE | 30% | 6 | |
| 4 PM | Overcast | 76° | 64° | 10% | 23 mph SE | 41% | 5 | |
| 5 PM | Patchy rain nearby | 70° | 58° | 14% | 22 mph SE | 56% | 5 | |
| 6 PM | Overcast | 71° | 63° | 12% | 14 mph SE | 51% | 5 | |
| 7 PM | Overcast | 70° | 61° | 12% | 16 mph SE | 51% | 5 | |
| 8 PM | Overcast | 68° | 59° | 13% | 17 mph SSE | 57% | 5 | |
| 9 PM | Overcast | 65° | 58° | 17% | 15 mph SE | 66% | 0 | |
| 10 PM | Cloudy | 66° | 61° | 12% | 11 mph ESE | 62% | 0 | |
| 11 PM | Partly Cloudy | 65° | 61° | 6% | 8 mph ESE | 64% | 0 |
Quick answers for the hours ahead
What is the warmest hour in Boise today?
Will it rain in Boise tonight?
When is the UV index highest in Boise today?
Boise hour-by-hour: what to expect
Over the next 24 hours in Boise, temperatures range from 73°F (23°C) around 7 AM up to 98°F (37°C) near 4 PM - about 7°F (4°C) above the typical August high of 91°F (33°C).
A stray shower can't be ruled out - Rain chances top out at 17% around 10 AM. UV reaches 7 (1 PM) - sun protection recommended through midday.
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 Boise 14-day forecast or the monthly climate averages.