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Weather & Climate

Delta, British Columbia, Canada

Overview

Climate data and monthly weather averages for Delta.

Key Metrics

Annual Avg
10.5°C
Summer Avg
17.2°C
Winter Avg
4.5°C
Record High
31.9°C
Record Low
-10.7°C
Annual Precipitation
1282.7 mm
Avg Humidity
81%
Summer Humidity
76%
Winter Humidity
86%

Monthly Averages

MonthHigh (°C)Avg (°C)Low (°C)Rain (mm)Humidity (%)Sunshine (h)Wind (kph)
Jan12.3°4.5°-10.7°194.188%2741.2
Feb13.6°4.7°-7.2°101.684%4938.7
Mar17.4°6.5°-4.7°141.783%7943.1
Apr22.8°9.1°0.8°87.380%11735.5
May28.3°12.8°4.2°59.877%16131.1
Jun29.5°15.3°6.6°46.277%16626.2
Jul31.9°18.1°10.3°25.775%19220.2
Aug31°18.3°10.4°33.275%16235.7
Sep28.3°15.3°7.8°70.579%10836.2
Oct20.7°10.8°0.9°139.584%6239
Nov15.9°6.9°-8.8°205.887%3041.2
Dec13.2°4.3°-9.4°177.387%2142.2

Frequently Asked Questions

Sources: NASA POWER · Last updated: 2025

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