Buffalo, South Dakota Weather
Cicadas claim the afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Buffalo weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Light Drizzle37%0.01″88°61°—
- SundayJul 5Overcast——97°63°+9°
- MondayJul 6Overcast29%—93°70°-4°
- TuesdayJul 7Light Showers65%0.13″85°68°-8°
- WednesdayJul 8Light Drizzle65%0.01″81°65°-4°
- ThursdayJul 9Light Showers24%—86°65°+5°
- FridayJul 10Clear20%—80°60°-6°
AQI 60 (Moderate), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 17.4 µg/m³ (AQI 66) with a 0.84 fine-to-coarse ratio and 1 mph wind — combustion smoke trapped in calm air, not road dust.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
What's driving it
Ozone × UV × Sky
Ozone at AQI 47 now. With UV 8.0 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 50 around 1 PM.
- Present
- AQI 47
- UV peak
- 8.0 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 50
PM × Wind × Precip
PM2.5 at 17.4 µg/m³ (AQI 66) with a 0.84 fine-to-coarse ratio and 1 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.84
- Wind
- calm
- Recent rain
- 0h in last 6h
- Pattern
- stagnant smoke
Trends
Seven days of AQI and PM2.5.
Hourly air-quality data from the Copernicus Atmosphere Monitoring Service, charted across the past and next several days. Dashed lines mark the AQI breakpoints at 50 (Good → Moderate) and 100 (Moderate → Unhealthy for Sensitive Groups).
If the first of July be rainy weather, 'twill rain more or less for four weeks together.
- Moonrise
- 10:58 PM
- Moonset
- 9:56 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Buffalo at a glance
- Today vs. normal: 15°F above the seasonal normal for this latitude
- Last frost: May 20 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 57720
16-Day Forecast — Buffalo
- Sat88°61°37%
- Sun97°63°2%
- Mon93°70°29%
- Tue85°68°65%
- Wed81°65°65%
- Thu86°65°24%
- Fri80°60°20%
- Sat86°57°10%
- Sun95°63°6%
- Mon99°69°7%
- Tue106°72°12%
- Wed110°74°26%
- Thu89°66°30%
- Fri85°63°17%
- Sat86°57°19%
- Sun92°61°19%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of July 4, the growing season is at its peak — frost is months away. Continue succession-planting beans and summer squash. Start fall brassicas (broccoli, cabbage, kale) from seed indoors for transplanting in late summer.
SPC Convective Outlook
Storm Prediction Center — Buffalo
SPC includes Buffalo in the general thunderstorm area today — no severe risk, but storms are possible.
- TODAYTSTMGeneral Thunderstorms
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3TSTMGeneral Thunderstorms
Thunderstorms possible. Not severe, but capable of producing lightning and brief heavy rain.
Source: NOAA / NWS Storm Prediction Center categorical convective outlook. Outlooks are re-issued multiple times per day; this page reflects the most recent SPC polygons covering the city’s coordinates.
ZIP codes in Buffalo
- 57720