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Weather data for Buffalo is updated regularly with the latest available observations and forecasts.

Now · 2:54 PM

Buffalo Weather & Hourly Forecast

United States · South Dakota · 57720

73°F

Sunny

Feels like: 62°F

💧 Humidity 31% 🌡 Pressure 29.77 inHg 💨 Wind 17 mph 👁 Visibility 34.2 mi ☁ Clouds 0% ☀️ UV index 5.5 · Moderate 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for Buffalo

Today

3:00 PM

Sunny

73° 💧 None 💨 17 mph H 31%29.77 inHg

6:00 PM

Sunny

66° 💧 None 💨 15 mph H 39%29.85 inHg

9:00 PM

Partly cloudy night

57° 💧 None 💨 10 mph H 54%30.00 inHg

Tomorrow

12:00 AM

Mostly clear night

56° 💧 None 💨 9 mph H 57%30.03 inHg

3:00 AM

Overcast night

52° 💧 None 💨 6 mph H 58%30.06 inHg

6:00 AM

Overcast night

53° 💧 0.001 in 💨 3 mph H 60%30.09 inHg

9:00 AM

Overcast

55° 💧 0.024 in 💨 4 mph H 55%30.12 inHg

12:00 PM

Light rain

56° 💧 0.011 in 💨 4 mph H 69%30.12 inHg

3:00 PM

Overcast

61° 💧 None 💨 1 mph H 51%30.06 inHg

6:00 PM

Mostly sunny

61° 💧 None 💨 5 mph H 41%30.03 inHg

9:00 PM

Overcast night

54° 💧 None 💨 4 mph H 53%30.06 inHg

Sunday

12:00 AM

Overcast night

53° 💧 0.019 in 💨 4 mph H 60%30.06 inHg

3:00 AM

Light rain

51° 💧 0.087 in 💨 4 mph H 73%30.09 inHg

6:00 AM

Overcast night

49° 💧 0.001 in 💨 6 mph H 84%30.09 inHg

9:00 AM

Overcast

56° 💧 None 💨 10 mph H 63%30.09 inHg

12:00 PM

Mostly cloudy

63° 💧 None 💨 15 mph H 48%30.06 inHg

Today

3:00 PM

Sunny

73° 💧 None 💨 17 mph H 31%29.77 inHg

4:00 PM

Sunny

71° 💧 None 💨 19 mph H 32%29.80 inHg

5:00 PM

Sunny

69° 💧 None 💨 18 mph H 34%29.83 inHg

6:00 PM

Sunny

66° 💧 None 💨 15 mph H 39%29.85 inHg

7:00 PM

Sunny

61° 💧 None 💨 17 mph H 48%29.91 inHg

8:00 PM

Mostly clear night

58° 💧 None 💨 15 mph H 53%29.94 inHg

9:00 PM

Partly cloudy night

57° 💧 None 💨 10 mph H 54%30.00 inHg

10:00 PM

Partly cloudy night

57° 💧 None 💨 9 mph H 54%30.00 inHg

11:00 PM

Mostly cloudy night

55° 💧 None 💨 7 mph H 59%30.03 inHg

Tomorrow

12:00 AM

Mostly clear night

56° 💧 None 💨 9 mph H 57%30.03 inHg

1:00 AM

Mostly clear night

55° 💧 None 💨 8 mph H 55%30.03 inHg

2:00 AM

Mostly cloudy night

53° 💧 None 💨 6 mph H 58%30.06 inHg

3:00 AM

Overcast night

52° 💧 None 💨 6 mph H 58%30.06 inHg

4:00 AM

Overcast night

53° 💧 None 💨 5 mph H 57%30.09 inHg

5:00 AM

Overcast night

53° 💧 None 💨 4 mph H 58%30.09 inHg

6:00 AM

Overcast night

53° 💧 None 💨 3 mph H 60%30.09 inHg

7:00 AM

Overcast

52° 💧 0.001 in 💨 4 mph H 63%30.12 inHg

8:00 AM

Overcast

54° 💧 None 💨 4 mph H 60%30.12 inHg

9:00 AM

Overcast

55° 💧 None 💨 4 mph H 55%30.12 inHg

10:00 AM

Light rain

56° 💧 0.008 in 💨 3 mph H 59%30.12 inHg

11:00 AM

Light rain

55° 💧 0.016 in 💨 4 mph H 71%30.12 inHg

12:00 PM

Light rain

56° 💧 0.010 in 💨 4 mph H 69%30.12 inHg

1:00 PM

Overcast

58° 💧 0.000 in 💨 3 mph H 61%30.09 inHg

2:00 PM

Overcast

58° 💧 None 💨 2 mph H 59%30.09 inHg

3:00 PM

Overcast

61° 💧 None 💨 1 mph H 51%30.06 inHg

4:00 PM

Overcast

62° 💧 None 💨 4 mph H 46%30.03 inHg

5:00 PM

Mostly cloudy

62° 💧 None 💨 5 mph H 43%30.03 inHg

6:00 PM

Mostly sunny

61° 💧 None 💨 5 mph H 41%30.03 inHg

7:00 PM

Partly cloudy

58° 💧 None 💨 4 mph H 47%30.03 inHg

8:00 PM

Partly cloudy night

56° 💧 None 💨 5 mph H 48%30.03 inHg

9:00 PM

Overcast night

54° 💧 None 💨 4 mph H 53%30.06 inHg

10:00 PM

Overcast night

53° 💧 None 💨 4 mph H 55%30.06 inHg

11:00 PM

Overcast night

54° 💧 None 💨 4 mph H 54%30.09 inHg

Sunday

12:00 AM

Overcast night

53° 💧 0.001 in 💨 4 mph H 60%30.06 inHg

1:00 AM

Overcast night

52° 💧 None 💨 3 mph H 63%30.09 inHg

2:00 AM

Light rain

51° 💧 0.018 in 💨 3 mph H 68%30.09 inHg

3:00 AM

Light rain

51° 💧 0.021 in 💨 4 mph H 73%30.09 inHg

4:00 AM

Light rain

50° 💧 0.018 in 💨 6 mph H 80%30.09 inHg

5:00 AM

Light rain

49° 💧 0.047 in 💨 7 mph H 84%30.09 inHg

6:00 AM

Overcast night

49° 💧 0.001 in 💨 6 mph H 84%30.09 inHg

7:00 AM

Mostly cloudy

49° 💧 None 💨 5 mph H 85%30.12 inHg

8:00 AM

Mostly cloudy

51° 💧 None 💨 7 mph H 78%30.12 inHg

9:00 AM

Overcast

56° 💧 None 💨 10 mph H 63%30.09 inHg

10:00 AM

Overcast

59° 💧 None 💨 13 mph H 53%30.09 inHg

11:00 AM

Overcast

61° 💧 None 💨 14 mph H 50%30.09 inHg

12:00 PM

Mostly cloudy

63° 💧 None 💨 15 mph H 48%30.06 inHg

1:00 PM

Mostly sunny

65° 💧 None 💨 18 mph H 46%30.00 inHg

2:00 PM

Mostly sunny

67° 💧 None 💨 18 mph H 45%29.97 inHg

3:00 PM

Sunny

67° 💧 None 💨 18 mph H 45%29.97 inHg

4:00 PM

Mostly cloudy

69° 💧 None 💨 20 mph H 46%29.94 inHg

5:00 PM

Mostly cloudy

66° 💧 None 💨 20 mph H 50%29.91 inHg

6:00 PM

Sunny

66° 💧 None 💨 19 mph H 51%29.88 inHg

7:00 PM

Partly cloudy

63° 💧 None 💨 18 mph H 56%29.88 inHg

8:00 PM

Partly cloudy night

62° 💧 None 💨 17 mph H 60%29.91 inHg

9:00 PM

Partly cloudy night

62° 💧 None 💨 18 mph H 62%29.88 inHg

10:00 PM

Mostly cloudy night

61° 💧 None 💨 17 mph H 64%29.88 inHg

11:00 PM

Mostly cloudy night

60° 💧 None 💨 17 mph H 66%29.85 inHg

Monday

12:00 AM

Mostly cloudy night

59° 💧 None 💨 16 mph H 69%29.85 inHg

1:00 AM

Light rain

58° 💧 0.006 in 💨 19 mph H 74%29.83 inHg

2:00 AM

Light rain

57° 💧 0.049 in 💨 22 mph H 84%29.77 inHg

3:00 AM

Light thunderstorms

56° 💧 0.083 in 💨 18 mph H 88%29.74 inHg

4:00 AM

Mostly cloudy night

57° 💧 0.003 in 💨 9 mph H 91%29.74 inHg

5:00 AM

Thunderstorms

57° 💧 0.122 in 💨 9 mph H 90%29.71 inHg

6:00 AM

Thunderstorms

57° 💧 0.150 in 💨 8 mph H 93%29.71 inHg

9:00 AM

Partly cloudy

63° 💧 None 💨 16 mph H 80%29.71 inHg

12:00 PM

Mostly sunny

68° 💧 None 💨 18 mph H 37%29.74 inHg

3:00 PM

Sunny

70° 💧 None 💨 20 mph H 29%29.74 inHg

6:00 PM

Sunny

66° 💧 None 💨 19 mph H 33%29.80 inHg

9:00 PM

Clear night

60° 💧 None 💨 17 mph H 42%29.91 inHg

Tuesday

12:00 AM

Clear night

53° 💧 None 💨 14 mph H 60%30.03 inHg

3:00 AM

Clear night

48° 💧 None 💨 9 mph H 67%30.09 inHg

6:00 AM

Clear night

46° 💧 None 💨 5 mph H 76%30.15 inHg

9:00 AM

Sunny

54° 💧 None 💨 4 mph H 62%30.18 inHg

12:00 PM

Sunny

61° 💧 None 💨 2 mph H 46%30.18 inHg

3:00 PM

Sunny

66° 💧 None 💨 5 mph H 41%30.12 inHg

6:00 PM

Sunny

65° 💧 None 💨 8 mph H 42%30.09 inHg

9:00 PM

Mostly cloudy night

56° 💧 None 💨 8 mph H 57%30.15 inHg

Wednesday

12:00 AM

Clear night

54° 💧 None 💨 8 mph H 61%30.18 inHg

3:00 AM

Partly cloudy night

52° 💧 None 💨 9 mph H 67%30.18 inHg

6:00 AM

Light rain

51° 💧 None 💨 9 mph H 80%30.21 inHg

9:00 AM

Sunny

56° 💧 None 💨 11 mph H 69%30.27 inHg

12:00 PM

Mostly sunny

66° 💧 None 💨 11 mph H 55%30.24 inHg

3:00 PM

Mostly sunny

69° 💧 None 💨 10 mph H 53%30.24 inHg

6:00 PM

Sunny

66° 💧 None 💨 10 mph H 59%30.24 inHg

9:00 PM

Clear night

58° 💧 None 💨 9 mph H 73%30.27 inHg

Thursday

12:00 AM

Clear night

56° 💧 None 💨 11 mph H 84%30.24 inHg

3:00 AM

Clear night

56° 💧 None 💨 12 mph H 93%30.18 inHg

6:00 AM

Clear night

56° 💧 None 💨 12 mph H 95%30.15 inHg

12:00 PM

Sunny

77° 💧 None 💨 16 mph H 60%30.03 inHg

6:00 PM

Mostly cloudy

79° 💧 None 💨 12 mph H 56%29.91 inHg

Friday

12:00 AM

Mostly cloudy night

67° 💧 None 💨 9 mph H 82%29.91 inHg

6:00 AM

Clear night

61° 💧 None 💨 1 mph H 93%29.88 inHg

12:00 PM

Overcast

79° 💧 None 💨 6 mph H 60%29.88 inHg

6:00 PM

Mostly sunny

71° 💧 None 💨 10 mph H 74%29.94 inHg

Saturday

12:00 AM

Overcast night

64° 💧 None 💨 8 mph H 94%30.03 inHg

6:00 AM

Overcast night

60° 💧 None 💨 12 mph H 93%30.06 inHg

12:00 PM

Light rain

63° 💧 None 💨 13 mph H 70%30.06 inHg

6:00 PM

Overcast

62° 💧 None 💨 12 mph H 76%29.94 inHg

Sunday

12:00 AM

Moderate rain

55° 💧 None 💨 10 mph H 88%29.91 inHg

6:00 AM

Overcast night

54° 💧 None 💨 6 mph H 93%29.85 inHg

12:00 PM

Overcast

59° 💧 None 💨 15 mph H 78%29.88 inHg

6:00 PM

Light rain

60° 💧 None 💨 16 mph H 78%29.94 inHg

Monday

12:00 AM

Clear night

52° 💧 None 💨 9 mph H 83%30.03 inHg

6:00 AM

Clear night

47° 💧 None 💨 10 mph H 74%30.06 inHg

12:00 PM

Sunny

61° 💧 None 💨 15 mph H 36%30.03 inHg

6:00 PM

Sunny

60° 💧 None 💨 10 mph H 44%30.00 inHg

Tuesday

12:00 AM

Clear night

45° 💧 None 💨 2 mph H 84%30.09 inHg

6:00 AM

Clear night

41° 💧 None 💨 1 mph H 93%30.12 inHg

12:00 PM

Partly cloudy

58° 💧 None 💨 5 mph H 52%30.09 inHg

6:00 PM

Sunny

58° 💧 None 💨 8 mph H 53%30.03 inHg

Wednesday

12:00 AM

Mostly clear night

46° 💧 None 💨 10 mph H 79%30.12 inHg

6:00 AM

Clear night

42° 💧 None 💨 7 mph H 93%30.15 inHg

12:00 PM

Sunny

59° 💧 None 💨 12 mph H 56%30.15 inHg

6:00 PM

Sunny

60° 💧 None 💨 10 mph H 59%30.15 inHg

Thursday

12:00 AM

Mostly cloudy night

46° 💧 None 💨 8 mph H 83%30.30 inHg

6:00 AM

Clear night

43° 💧 None 💨 7 mph H 94%30.36 inHg

12:00 PM

Sunny

60° 💧 None 💨 13 mph H 59%30.30 inHg

6:00 PM

Sunny

61° 💧 None 💨 13 mph H 61%30.21 inHg

Friday

12:00 AM

Mostly clear night

51° 💧 None 💨 13 mph H 87%30.21 inHg

6:00 AM

Clear night

47° 💧 None 💨 8 mph H 95%30.18 inHg

12:00 PM

Sunny

67° 💧 None 💨 10 mph H 63%30.06 inHg

6:00 PM

Mostly sunny

71° 💧 None 💨 13 mph H 60%29.97 inHg

Saturday

12:00 AM

Clear night

60° 💧 None 💨 12 mph H 81%30.00 inHg

6:00 AM

Clear night

54° 💧 None 💨 7 mph H 93%29.97 inHg

In Buffalo and, more broadly, across the state of South Dakota: The late afternoon and evening will feature a mix of sun and clouds, with temperatures ranging from the upper 60s to mid-80s. Expect it to remain dry, with no precipitation forecasted overnight. Winds will be noticeable, coming from the west at speeds up to 23 mph, with gusts reaching around 30 mph. The overall weather will be warm and breezy, so it may feel cooler in the gusty conditions. No significant weather events are anticipated during this period, making it a good evening for outdoor activities.

15-Day Weather Outlook for Buffalo

TomorrowTomorrow

Mostly sunny 66°/52° 💧 None 💨 17 mph

Sunday, Sep 13Sun Sep 13

Mostly sunny 69°/49° 💧 None 💨 20 mph

Monday, Sep 14Mon Sep 14

Light thunderstorms 70°/56° 💧 1.077 in 💨 22 mph

Tuesday, Sep 15Tue Sep 15

Sunny 66°/46° 💧 None 💨 19 mph

Wednesday, Sep 16Wed Sep 16

Light rain 69°/51° 💧 0.033 in 💨 11 mph

Thursday, Sep 17Thu Sep 17

Sunny 77°/56° 💧 None 💨 16 mph

Friday, Sep 18Fri Sep 18

Mostly cloudy 79°/61° 💧 0.001 in 💨 12 mph

Saturday, Sep 19Sat Sep 19

Light rain 71°/60° 💧 0.244 in 💨 13 mph

Sunday, Sep 20Sun Sep 20

Moderate rain 62°/54° 💧 0.619 in 💨 15 mph

Monday, Sep 21Mon Sep 21

Light rain 61°/47° 💧 0.127 in 💨 16 mph

Tuesday, Sep 22Tue Sep 22

Partly cloudy 60°/41° 💧 None 💨 10 mph

Wednesday, Sep 23Wed Sep 23

Mostly sunny 59°/42° 💧 None 💨 12 mph

Thursday, Sep 24Thu Sep 24

Mostly cloudy 60°/43° 💧 None 💨 13 mph

Friday, Sep 25Fri Sep 25

Mostly sunny 67°/47° 💧 None 💨 13 mph

Saturday, Sep 26Sat Sep 26

Mostly sunny 71°/54° 💧 None 💨 13 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Buffalo

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Buffalo

Hourly forecast · Updated every 2 hours

Fair

Nearest forecast value 3:00 PM

PM2.5 Fine particles Good 2,2µg/m³

Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.

PM10 Particulate matter Good 3,4µg/m³

Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.

O₃ Ozone Fair 85,3µg/m³

Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.

NO₂ Nitrogen dioxide Good 0,3µg/m³

A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.

Air quality is acceptable for most people.

UV & HEALTH

UV, Sun & Health Outlook in Buffalo

Maximum daily UV Today, tomorrow and the following day show the maximum UV index forecast for each day.

0–2 Low 3–5 Moderate 6–7 High 8–10 Very high 11+ Extreme

Today UV 6,1High 🙂Fair

Tomorrow UV 3,5Moderate 🙂Fair

Sunday UV 4,9Moderate 🙂Fair

Monday UV 5,4Moderate 🙂Fair

Tuesday UV 6,0High 🙂Fair

Wednesday UV 4,0Moderate —Unavailable

Thursday UV 6,0High —Unavailable

Hourly UV index today

3:00 PMUV 3,9 4:00 PMUV 2,6 5:00 PMUV 1,2 6:00 PMUV 0,4 7:00 PMUV 0,0

Today's weather health advice Open today's recommendations.

Strong UV exposure

Protect exposed skin with SPF 30+ sunscreen, wear sunglasses, and try to limit direct midday sun.

Acceptable air quality

Air quality is acceptable for most people. Very sensitive people may want to reduce prolonged exertion.

Comfortable temperature conditions

Temperatures should feel comfortable for most people, with no particular heat or cold precautions needed.

Good conditions for outdoor activities

Outdoor activities can generally be enjoyed normally, with sun protection adjusted to the UV level.

WIND OUTLOOK

Hourly Wind Forecast for Buffalo

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · BUFFALO, SOUTH DAKOTA

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 1:00 AM–2:00 AM.

88/100Best-hour score

BEST TIME TONIGHT 1:00 AM–2:00 AM Astronomical darkness: 8:56 PM–4:46 AM

☁ Cloud cover 16% Real hourly forecast for the best viewing hour.

☾ Moonlight 0% New Moon · Moon below the horizon at the best viewing hour.

☄ Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 50° high at the best hour.

✦ Estimated visible meteors 1–3/hour Local estimate after weather, moonlight and radiant-height adjustments.

Chance ≥1 meteor in 30 min68%

UPCOMING METEOR PERIODSStart, peak and end dates · weather should be checked closer to the peak.

SEP 5–SEP 21

September ε-PerseidsStart SEP 5 · Peak SEP 9 · End SEP 21 · ZHR 8 · 6% Moon at peak

ACTIVE NOW

SEP 20–NOV 20

Southern TauridsStart SEP 20 · Peak NOV 5 · End NOV 20 · ZHR 7 · 20% Moon at peak

UPCOMING

OCT 2–NOV 7

OrionidsStart OCT 2 · Peak OCT 21 · End NOV 7 · ZHR 20 · 77% Moon at peak

UPCOMING

OCT 20–DEC 10

Northern TauridsStart OCT 20 · Peak NOV 12 · End DEC 10 · ZHR 5 · 7% Moon at peak

UPCOMING

Experimental local observing estimate. Weather values come from the hourly forecast already used on this page. Moon position and astronomical darkness are calculated locally from time and coordinates. Meteor-shower ZHR describes ideal conditions and is not the number of meteors a person should expect to see locally.

DISCOVER WEATHER NEARBY Weather in other cities

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Forecast data for Buffalo were last refreshed today at 2:54 PM. The current forecast period extends through 13/09/2026 at 12:00 PM. Weather, air-quality and UV-index data are provided through WEATHER-INFO.COM. Forecasts are produced automatically from the latest available data and are subject to periodic technical checks. This service is intended for general weather information.