Red Rock, Ontario Climate Data

Red Rock, Ontario climate data is summarized below. Average annual temperatures range from 28.7 °F (low) to 43.9 °F (high). Annual precipitation averages 22 Inches. Red Rock is located in USDA Plant Hardiness Zone 3a. The growing season typically runs from the last frost around May 21 - May 31 through the first frost around Sep.11 - Sep. 20.

Avg Annual High43.9 °F
Avg Annual Low28.7 °F
Annual Precipitation22 in.
Hardiness ZoneZone 3a
Growing Season: Last frost around May 21 - May 31 — First frost around Sep.11 - Sep. 20 — Approximately Over 180 Days frost days per year.

Monthly Average Climate Data for Red Rock, Ontario

Average monthly temperatures and precipitation Switch to Celsius / Metric
MonthAvg. LowAvg. HighAvg. Precip
January-28.4 °F-22.9 °F0 in.
February-28.4 °F-22.2 °F0 in.
March-24 °F-18.1 °F0 in.
April-19.7 °F-14.7 °F584.2 in.
May-16.1 °F-11.2 °F2413 in.
June-13.5 °F-8.7 °F2260.6 in.
July-11.6 °F-7 °F2514.6 in.
August-10.6 °F-6.2 °F1981.2 in.
September-12.5 °F-8.6 °F1981.2 in.
October-15.3 °F-12.2 °F1854.2 in.
November-19.4 °F-16.1 °F584.2 in.
December-26 °F-21.4 °F0 in.
Annual28.7 °F43.9 °F21.97 in.

Additional Climate Conditions

Feels Like High-13.66|-12.45|-3.86|3.12|10.63|16.03|19.44|20.91|16.2|8.6|0.28|-9.84 °F
Feels Like Low-25.97|-26.11|-16.45|-7.36|0.54|6.38|10.45|12.41|8.24|1.61|-7.15|-20.81 °F
Avg Humidity77.47|74.07|75.5|73.32|73.85|80.29|82.29|78.68|79.07|78.34|80|80.95%
Avg Wind Speed11.46|12.14|12.25|12.77|11.54|10.22|9.91|9.87|11.78|13.38|13.57|11.03 mph
Cloud Cover80.86|72.52|73.6|68|64.5|61.11|54.5|50.57|56.52|72|79|81.47%
Days of Precipitation7|6|8|10|11|11|14|11|10|11|10|10 days/yr
Annual Snowfall63|58|48|44|3|0|0|0|0|2|36|78 in.

Climate Zone Data for Red Rock, Ontario

Average First Frost DateSep.11 - Sep. 20
Average Last Frost DateMay 21 - May 31
Average Days With FrostOver 180 Days
Plant Hardiness ZoneZone 3a : -40°F to -35°F
Current Drought ConditionsNormal
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