Saint-Leonard, New Brunswick Climate Data

Saint-Leonard, New Brunswick climate data is summarized below. Average annual temperatures range from 29.4 °F (low) to 47.9 °F (high). Annual precipitation averages 32.4 Inches. Saint-Leonard is located in USDA Plant Hardiness Zone 4a. The growing season typically runs from the last frost around May 21 - May 31 through the first frost around Sep. 21 - Sep. 30.

Avg Annual High47.9 °F
Avg Annual Low29.4 °F
Annual Precipitation32.4 in.
Hardiness ZoneZone 4a
Growing Season: Last frost around May 21 - May 31 — First frost around Sep. 21 - Sep. 30 — Approximately Over 180 Days frost days per year.

Monthly Average Climate Data for Saint-Leonard, New Brunswick

Average monthly temperatures and precipitation Switch to Celsius / Metric
MonthAvg. LowAvg. HighAvg. Precip
January-27.2 °F-21.7 °F0 in.
February-26.5 °F-20.9 °F0 in.
March-24.3 °F-18.1 °F279.4 in.
April-19.5 °F-13.9 °F1447.8 in.
May-15.6 °F-9.1 °F2286 in.
June-12.7 °F-6.4 °F3073.4 in.
July-10.8 °F-4.6 °F4064 in.
August-11.2 °F-4.9 °F2844.8 in.
September-14 °F-7.7 °F2209.8 in.
October-16.8 °F-11.8 °F2336.8 in.
November-19.9 °F-15.7 °F1955.8 in.
December-24.4 °F-19.8 °F406.4 in.
Annual29.4 °F47.9 °F32.39 in.

Additional Climate Conditions

Feels Like High-10.89|-9.58|-3.86|4.94|14.96|20.43|24.1|23.44|18.03|9.53|1.58|-6.6 °F
Feels Like Low-23.13|-21.69|-16.93|-6.66|2.02|8.32|12.18|11.51|5.72|-0.47|-7.38|-17.25 °F
Avg Humidity80.28|78.78|72.69|70.56|69.28|74.05|77.33|79|80.28|81.5|82.78|86%
Avg Wind Speed11.41|11.65|12.16|11.64|10.66|9.75|9|7.91|9.37|10.56|11.18|10.82 mph
Cloud Cover79.5|79.72|74.22|71.45|68.5|62.89|56.22|52|52.5|68|73.5|83.5%
Days of Precipitation9|8|10|12|13|14|16|14|11|12|11|12 days/yr
Annual Snowfall44|56|63|22|0|0|0|0|0|2|13|62 in.

Climate Zone Data for Saint-Leonard, New Brunswick

Average First Frost DateSep. 21 - Sep. 30
Average Last Frost DateMay 21 - May 31
Average Days With FrostOver 180 Days
Plant Hardiness ZoneZone 4a : -30°F to -25°F
Current Drought ConditionsNormal
2026 plantmaps.com