Toronto, South Dakota Weather
Cicadas claim the afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Toronto weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Overcast14%—83°62°—
- SundayJul 5Clear——85°65°+2°
- MondayJul 6Overcast16%—87°65°+2°
- TuesdayJul 7Drizzle38%—89°65°+2°
- WednesdayJul 8Light Showers57%0.01″78°63°-11°
- ThursdayJul 9Overcast20%—80°57°+2°
- FridayJul 10Light Showers16%0.04″88°61°+8°
AQI 48 (Good), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 9.8 µg/m³, PM10 at 12.6 µg/m³ — typical background levels with no transport signature.
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 38 now. With UV 4.9 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 25 around 1 PM.
- Present
- AQI 38
- UV peak
- 4.9 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 25
PM × Wind × Precip
PM2.5 at 9.8 µg/m³, PM10 at 12.6 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.78
- Wind
- light
- Recent rain
- 0h in last 6h
- Pattern
- background
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
- 11:29 PM
- Moonset
- 10:28 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Toronto at a glance
- Today vs. normal: 4°F above the seasonal normal for this latitude
- Last frost: May 13 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 57268
16-Day Forecast — Toronto
- Sat83°62°14%
- Sun85°65°9%
- Mon87°65°16%
- Tue89°65°38%
- Wed78°63°57%
- Thu80°57°20%
- Fri88°61°16%
- Sat79°57°16%
- Sun77°53°11%
- Mon84°54°8%
- Tue92°66°7%
- Wed84°61°12%
- Thu89°58°11%
- Fri93°66°14%
- Sat93°66°16%
- Sun101°71°26%
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 — Toronto
SPC has placed Toronto in the Marginal Risk category for severe thunderstorms today.
- TODAYMRGLMarginal Risk
- TOMORROWNONENo severe risk
- DAY 3TSTMGeneral Thunderstorms
Isolated severe storms possible. Limited threat for hail or damaging wind.
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 Toronto
- 57268