St Johnsburg Weather Forecast
- 54
- 64
Rain
- 52
- 67
Slight Chance Rain Showers
- 51
- 69
Rain Showers Likely
- 45
- 62
Slight Chance Rain Showers
- 46
- 65
Partly Sunny
- 52
- 70
Mostly Sunny
Today 28 May Niagara
Rain. Near steady Temperatures in the lower 60s. Southeast Winds 10 to 15 Mph, Diminishing to 5 to 10 Mph. Chance of rain near 100 percent.
Tonight 28 May Niagara
Rain. Lows in the mid 50s. East Winds 5 to 10 Mph, becoming light. Chance of rain near 100 percent.
St Johnsburg Temperature Statistics
May Temperature
Niagara Falls, Niagara Falls International Airport (2.5 miles)
Lowest 9 May, 2025
35.7 °FAverage May
56.5 °FHighest 12 May, 2025
81.6 °F
Climate (2020–Present)
Niagara Falls, Niagara Falls International Airport (2.5 miles)
Average Low 2020–2025
43.4 °FAverage 2020–2025
51.6 °FAverage High 2020–2025
59.7 °F