Today's Weather Forecast - St Johns

Today's weather in St Johns. high 22°C (72°F), low 10°C (50°F). Mainly Clear.

Today’s Hourly Weather Outlook

Morning6 AM – Noon16°
Wind speed
14 km/h
Rain probability
0%
AfternoonNoon – 6 PM21°
Wind speed
14 km/h
Rain probability
0%
Evening6 PM – Midn16°
Wind speed
16 km/h
Rain probability
0%
NightMidn – 6 AM11°
Wind speed
15 km/h
Rain probability
0%

24-Hour Rain & Temperature Forecast

Sunrise & Sunset

Sunrise
Dawn 5:48 AM
Total Daylight
Before sunriseSolar noon 12:10 PM
Sunset
Dusk 6:33 PM
RemainingBefore sunrise
Solar elevation-58°
vs yesterday+3 min

Air Quality Index & Health Advice

Air Quality Index

Air quality level
Good
Dominant pollutant
Dominant: PM2.5
Monitoring station
Northern Adelaide (Elizabeth)
PM2.5
31μg/m³
PM10
14μg/m³
O₃
11.4ppb
NO₂
0.5ppb
0Good → Hazardous300+

5-Day Weather Forecast

Full 15-Day Forecast

Weather Insight

St Johns is forecast to reach a high of 22°C today, with an overnight low around 10°C. That's 4° above the long-term average high of 18°C for this time of year. Expect little chance of rain (0% probability) and a gentle breeze averaging 16 km/h. Air quality is currently good (AQI 26), with no notable outdoor health concerns.

Today vs Normal

22°C+4° above normal

The long-term average high for today is 18°C.

Air Quality

Air Quality
Good

Air quality is considered satisfactory, and air pollution poses little or no risk. It’s a good day to be active outside.