Sioux Falls, SD Hourly Forecast
Sioux Falls temperature trend - Next 24 hours
The next 24 hours at a glance
- Warmest hour: 1 PM - around 92°
- Coolest hour: 6 AM - around 67°
- Highest rain chance: 10 AM (40%) - pack accordingly
- UV peak: 1 PM at index 7 - sun protection recommended
- Windiest: 3 PM at 15 mph
Sioux Falls hourly weather - Thursday, August 6
In Sioux Falls, expect a high near 89°F (32°C) around 4 PM and a low of 70°F (21°C) near 11 PM, with no meaningful precipitation risk.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 2 PM | Sunny | 86° | 80° | 1% | 14 mph S | 37% | 6 | |
| 3 PM | Sunny | 88° | 82° | 1% | 15 mph S | 35% | 5 | |
| 4 PM | Sunny | 89° | 83° | 1% | 15 mph S | 34% | 4 | |
| 5 PM | Sunny | 87° | 81° | 1% | 15 mph S | 35% | 3 | |
| 6 PM | Sunny | 85° | 79° | 1% | 14 mph SSW | 37% | 1 | |
| 7 PM | Sunny | 82° | 82° | 1% | 14 mph SSW | 40% | 0 | |
| 8 PM | Sunny | 77° | 73° | 2% | 12 mph SSW | 51% | 0 | |
| 9 PM | Clear | 73° | 73° | 3% | 6 mph SSW | 60% | 0 | |
| 10 PM | Clear | 72° | 70° | 4% | 9 mph S | 65% | 0 | |
| 11 PM | Clear | 70° | 67° | 7% | 10 mph SSE | 73% | 0 |
Sioux Falls hourly weather - Friday, August 7
In Sioux Falls, expect a high near 94°F (35°C) around 4 PM and a low of 65°F (18°C) near 11 PM; precipitation risk peaks at 40% around 10 AM.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 12 AM | Clear | 73° | 69° | 2% | 11 mph SSE | 52% | 0 | |
| 1 AM | Clear | 72° | 68° | 3% | 10 mph S | 59% | 0 | |
| 2 AM | Clear | 70° | 67° | 5% | 11 mph S | 67% | 0 | |
| 3 AM | Clear | 70° | 66° | 6% | 12 mph S | 72% | 0 | |
| 4 AM | Clear | 69° | 66° | 8% | 12 mph SSW | 76% | 0 | |
| 5 AM | Clear | 67° | 65° | 10% | 12 mph S | 82% | 0 | |
| 6 AM | Clear | 67° | 64° | 12% | 12 mph S | 87% | 0 | |
| 7 AM | Sunny | 67° | 65° | 15% | 11 mph SSW | 89% | 0 | |
| 8 AM | Patchy light rain in area with thunder | 70° | 69° | 32% | 11 mph SSW | 81% | 1 | |
| 9 AM | Sunny | 74° | 74° | 8% | 11 mph SW | 76% | 2 | |
| 10 AM | Moderate rain at times | 80° | 82° | 40% | 12 mph WSW | 63% | 3 | |
| 11 AM | Sunny | 85° | 86° | 2% | 11 mph WNW | 50% | 5 | |
| 12 PM | Sunny | 89° | 86° | 1% | 12 mph NNW | 37% | 6 | |
| 1 PM | Sunny | 92° | 85° | 0% | 15 mph N | 28% | 7 | |
| 2 PM | Sunny | 94° | 84° | 0% | 17 mph N | 21% | 7 | |
| 3 PM | Sunny | 94° | 83° | 0% | 16 mph NNE | 18% | 6 | |
| 4 PM | Sunny | 94° | 85° | 0% | 14 mph NNE | 17% | 4 | |
| 5 PM | Sunny | 94° | 85° | 0% | 13 mph N | 15% | 2 | |
| 6 PM | Sunny | 93° | 83° | 0% | 13 mph N | 16% | 1 | |
| 7 PM | Sunny | 90° | 81° | 0% | 12 mph N | 17% | 0 | |
| 8 PM | Sunny | 85° | 77° | 0% | 10 mph NNE | 22% | 0 | |
| 9 PM | Clear | 74° | 68° | 1% | 9 mph NE | 37% | 0 | |
| 10 PM | Clear | 68° | 63° | 2% | 9 mph E | 50% | 0 | |
| 11 PM | Clear | 65° | 61° | 3% | 7 mph ENE | 56% | 0 |
Sioux Falls hourly weather - Saturday, August 8
In Sioux Falls, expect a high near 97°F (36°C) around 5 PM and a low of 62°F (16°C) near 6 AM; precipitation risk peaks at 57% around 8 PM.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 12 AM | Clear | 64° | 60° | 3% | 7 mph E | 58% | 0 | |
| 1 AM | Clear | 63° | 58° | 3% | 7 mph SE | 59% | 0 | |
| 2 AM | Clear | 62° | 57° | 4% | 7 mph SE | 60% | 0 | |
| 3 AM | Clear | 62° | 58° | 5% | 7 mph ESE | 66% | 0 | |
| 4 AM | Clear | 62° | 59° | 7% | 7 mph E | 74% | 0 | |
| 5 AM | Clear | 62° | 59° | 9% | 8 mph ENE | 79% | 0 | |
| 6 AM | Clear | 62° | 60° | 12% | 6 mph E | 83% | 0 | |
| 7 AM | Sunny | 62° | 61° | 13% | 7 mph SE | 85% | 0 | |
| 8 AM | Sunny | 68° | 66° | 6% | 8 mph SSE | 67% | 0 | |
| 9 AM | Sunny | 76° | 71° | 2% | 10 mph SE | 47% | 1 | |
| 10 AM | Sunny | 82° | 74° | 1% | 14 mph SE | 37% | 3 | |
| 11 AM | Sunny | 85° | 78° | 1% | 16 mph SE | 36% | 4 | |
| 12 PM | Patchy rain nearby | 87° | 82° | 42% | 16 mph SSE | 38% | 6 | |
| 1 PM | Patchy rain nearby | 88° | 83° | 17% | 16 mph SSE | 39% | 7 | |
| 2 PM | Patchy rain nearby | 92° | 86° | 17% | 14 mph SSE | 33% | 7 | |
| 3 PM | Sunny | 94° | 89° | 1% | 13 mph S | 29% | 6 | |
| 4 PM | Sunny | 95° | 88° | 1% | 14 mph SSW | 27% | 5 | |
| 5 PM | Sunny | 97° | 92° | 1% | 11 mph S | 24% | 3 | |
| 6 PM | Sunny | 97° | 91° | 1% | 15 mph S | 28% | 1 | |
| 7 PM | Sunny | 94° | 89° | 1% | 15 mph S | 32% | 0 | |
| 8 PM | Patchy rain nearby | 86° | 86° | 57% | 14 mph S | 45% | 0 | |
| 9 PM | Patchy rain nearby | 72° | 73° | 24% | 10 mph S | 81% | 0 | |
| 10 PM | Clear | 72° | 73° | 11% | 9 mph SE | 84% | 0 | |
| 11 PM | Clear | 71° | 73° | 13% | 8 mph SE | 88% | 0 |
Quick answers for the hours ahead
What is the warmest hour in Sioux Falls today?
Will it rain in Sioux Falls tonight?
When is the UV index highest in Sioux Falls today?
Sioux Falls hour-by-hour: what to expect
Over the next 24 hours in Sioux Falls, temperatures range from 67°F (19°C) around 6 AM up to 92°F (33°C) near 1 PM - about 11°F (6°C) above the typical August high of 81°F (27°C).
Precipitation is a real possibility: the chance of rain peaks at 40% around 10 AM. Wind picks up to 15 mph (24 km/h) from the S near 3 PM. 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 Sioux Falls 14-day forecast or the monthly climate averages.