Sioux Falls, SD Hourly Forecast

South Dakota, United States 🇺🇸
72°
Clear Feels like 74°
Updated 9 min ago

Sioux Falls temperature trend - Next 24 hours

68° 3 AM 3 AM - 68°F (20°C), Clear, 15% precip 4 AM - 67°F (20°C), Clear, 17% precip 5 AM - 67°F (19°C), Clear, 15% precip 67° 6 AM 6 AM - 67°F (20°C), Clear, 13% precip 7 AM - 67°F (19°C), Sunny, 13% precip 8 AM - 69°F (20°C), Sunny, 11% precip 72° 9 AM 9 AM - 72°F (22°C), Sunny, 9% precip 10 AM - 76°F (25°C), Sunny, 6% precip 11 AM - 85°F (30°C), Sunny, 5% precip 88° 12 PM 12 PM - 88°F (31°C), Sunny 1 PM - 90°F (32°C), Sunny 2 PM - 92°F (33°C), Sunny 92° 3 PM 3 PM - 92°F (34°C), Sunny 4 PM - 93°F (34°C), Sunny 5 PM - 92°F (33°C), Sunny 92° 6 PM 6 PM - 92°F (34°C), Sunny 7 PM - 90°F (32°C), Sunny 8 PM - 84°F (29°C), Sunny 80° 9 PM 9 PM - 80°F (27°C), Clear 10 PM - 78°F (26°C), Clear, 5% precip 11 PM - 76°F (25°C), Clear, 6% precip 76° 12 AM 12 AM - 76°F (24°C), Partly Cloudy, 8% precip 1 AM - 76°F (24°C), Thundery outbreaks in nearby, 8% precip 2 AM - 74°F (24°C), Patchy rain nearby, 24% precip

The next 24 hours at a glance

  • Warmest hour: 4 PM - around 93°
  • Coolest hour: 7 AM - around 67°
  • Highest rain chance: 2 AM (24%) - pack accordingly
  • UV peak: 1 PM at index 5 - sun protection recommended
  • Windiest: 5 AM at 14 mph

Sioux Falls hourly weather - Monday, August 10

In Sioux Falls, expect a high near 93°F (34°C) around 4 PM and a low of 67°F (19°C) near 7 AM; precipitation risk peaks at 17% around 4 AM.

TimeConditionsTemp FeelsRainWind HumidityUV
3 AM Clear 68° 70° 15% 7 mph WSW 92% 0
4 AM Clear 67° 68° 17% 8 mph NE 94% 0
5 AM Clear 67° 64° 15% 14 mph E 92% 0
6 AM Clear 67° 66° 13% 10 mph E 88% 0
7 AM Sunny 67° 66° 13% 9 mph E 88% 0
8 AM Sunny 69° 68° 11% 11 mph ENE 85% 0
9 AM Sunny 72° 72° 9% 9 mph E 80% 1
10 AM Sunny 76° 79° 6% 6 mph SSW 72% 2
11 AM Sunny 85° 92° 5% 3 mph SSE 68% 3
12 PM Sunny 88° 96° 4% 5 mph SSE 63% 4
1 PM Sunny 90° 98° 3% 7 mph SSE 59% 5
2 PM Sunny 92° 101° 3% 6 mph SE 55% 5
3 PM Sunny 92° 101° 2% 6 mph SE 53% 4
4 PM Sunny 93° 101° 2% 8 mph SE 51% 3
5 PM Sunny 92° 92° 1% 7 mph SE 35% 2
6 PM Sunny 92° 92° 1% 7 mph ESE 35% 1
7 PM Sunny 90° 91° 1% 9 mph E 40% 0
8 PM Sunny 84° 85° 2% 9 mph ENE 49% 0
9 PM Clear 80° 81° 3% 9 mph E 55% 0
10 PM Clear 78° 78° 5% 9 mph ESE 61% 0
11 PM Clear 76° 76° 6% 9 mph ESE 67% 0

Sioux Falls hourly weather - Tuesday, August 11

In Sioux Falls, expect a high near 94°F (34°C) around 4 PM and a low of 64°F (18°C) near 6 AM; precipitation risk peaks at 58% around 3 AM.

TimeConditionsTemp FeelsRainWind HumidityUV
12 AM Partly Cloudy 76° 77° 8% 8 mph ESE 66% 0
1 AM Thundery outbreaks in nearby 76° 77° 8% 6 mph ENE 66% 0
2 AM Patchy rain nearby 74° 76° 24% 5 mph N 69% 0
3 AM Patchy rain nearby 68° 64° 58% 17 mph NNE 91% 0
4 AM Patchy rain nearby 66° 63° 44% 15 mph ENE 91% 0
5 AM Patchy rain nearby 66° 65° 44% 9 mph NE 93% 0
6 AM Mist 64° 65° 33% 6 mph E 95% 0
7 AM Mist 65° 67° 20% 4 mph ENE 94% 0
8 AM Sunny 69° 73° 13% 2 mph NNE 88% 0
9 AM Sunny 73° 76° 9% 6 mph NNE 78% 1
10 AM Sunny 78° 78° 5% 10 mph NNE 66% 2
11 AM Sunny 83° 85° 3% 11 mph NE 54% 4
12 PM Sunny 87° 88° 2% 12 mph NE 46% 5
1 PM Sunny 90° 88° 2% 11 mph NE 39% 6
2 PM Thundery outbreaks in nearby 92° 90° 2% 10 mph NE 35% 5
3 PM Sunny 93° 91° 1% 9 mph ENE 33% 4
4 PM Thundery outbreaks in nearby 94° 92° 2% 8 mph NE 33% 3
5 PM Thundery outbreaks in nearby 94° 91° 2% 10 mph NE 33% 2
6 PM Thundery outbreaks in nearby 92° 89° 3% 12 mph NE 36% 1
7 PM Thundery outbreaks in nearby 88° 89° 6% 12 mph NE 41% 0
8 PM Thundery outbreaks in nearby 84° 85° 4% 12 mph NE 48% 0
9 PM Partly Cloudy 79° 79° 5% 11 mph NE 55% 0
10 PM Partly Cloudy 75° 74° 7% 9 mph NE 64% 0
11 PM Partly Cloudy 72° 71° 10% 9 mph NE 71% 0

Sioux Falls hourly weather - Wednesday, August 12

In Sioux Falls, expect a high near 91°F (33°C) around 4 PM and a low of 63°F (17°C) near 7 AM; precipitation risk peaks at 35% around 3 AM.

TimeConditionsTemp FeelsRainWind HumidityUV
12 AM Patchy rain nearby 71° 70° 15% 8 mph NE 74% 0
1 AM Patchy rain nearby 70° 71° 19% 5 mph ENE 75% 0
2 AM Patchy rain nearby 67° 68° 20% 6 mph NE 81% 0
3 AM Patchy rain nearby 66° 66° 35% 6 mph N 84% 0
4 AM Clear 65° 64° 9% 8 mph NE 78% 0
5 AM Clear 64° 59° 8% 11 mph NE 75% 0
6 AM Clear 64° 58° 6% 10 mph ENE 66% 0
7 AM Sunny 63° 59° 4% 8 mph E 62% 0
8 AM Sunny 67° 62° 3% 9 mph E 55% 0
9 AM Sunny 71° 64° 2% 13 mph ESE 48% 1
10 AM Sunny 76° 70° 1% 12 mph ESE 41% 2
11 AM Sunny 81° 75° 1% 11 mph E 37% 4
12 PM Sunny 84° 80° 1% 10 mph ESE 34% 6
1 PM Sunny 87° 82° 1% 10 mph ESE 31% 7
2 PM Sunny 89° 84° 1% 10 mph ESE 28% 6
3 PM Sunny 91° 86° 1% 9 mph ESE 25% 5
4 PM Sunny 91° 86° 0% 9 mph ESE 23% 4
5 PM Sunny 91° 85° 0% 9 mph ESE 22% 2
6 PM Sunny 90° 84° 0% 10 mph ESE 23% 1
7 PM Sunny 87° 81° 1% 9 mph E 28% 0
8 PM Sunny 81° 76° 1% 9 mph ENE 35% 0
9 PM Clear 75° 69° 1% 10 mph ENE 42% 0
10 PM Clear 73° 67° 2% 11 mph ENE 46% 0
11 PM Clear 71° 67° 2% 10 mph E 51% 0

Quick answers for the hours ahead

What is the warmest hour in Sioux Falls today?
4 PM is forecast to be the warmest, at about 93°F (34°C) with sunny.
Will it rain in Sioux Falls tonight?
Unlikely - the evening precipitation chance stays at or below 6%.
When is the UV index highest in Sioux Falls today?
Around 1 PM, when it reaches 5. From UV 3 upward, sun protection is recommended.

Sioux Falls hour-by-hour: what to expect

Over the next 24 hours in Sioux Falls, temperatures range from 67°F (19°C) around 7 AM up to 93°F (34°C) near 4 PM - about 12°F (7°C) above the typical August high of 81°F (27°C).

A stray shower can't be ruled out - Rain chances top out at 24% around 2 AM.

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.

Hourly forecasts nearby