--- title: "10 Day Weather Forecast for Union Bay, British Columbia, CA" description: "Get the latest 10 day weather forecast for Union Bay, British Columbia, CA. Stay prepared with accurate and up-to-date weather information to plan your week ahead." location: "Union Bay, British Columbia, CA" canonical: "https://www.weatherbug.com/weather-forecast/10-day-weather/union-bay-british-columbia-ca" coordinates: ["49.58294,-124.88611"] temperature_units: "°F" last_updated: "2026-05-30T17:01:00.0000000Z" source: "WeatherBug" --- # 10 Day Weather Forecast for Union Bay, British Columbia, CA Get the latest 10-day weather forecast for Union Bay, British Columbia, CA, including day and night conditions, high and low temperatures, wind speed and direction and precipitation chances. Forecast issued on 2026-05-30T17:01:00+00:00. ## 10 Day Weather Forecast | Date | Day Forecast | Night Forecast | High °F | Low °F | | ---------- | ------------------------------------------------ |------------------------------------------------| -------: | -------: | | Sat, May 30 | Partly cloudy. High temperature around 63F. Dew point will be around 37F with an average humidity of 59%. Winds will be 8 mph from the NE. | Mostly clear. Low temperature around 49F. Dew point will be around 38F with an average humidity of 67%. Winds will be 8 mph from the NW. | 63°F | 49°F | | Sun, May 31 | Sunny. High temperature around 66F. Dew point will be around 38F with an average humidity of 48%. Winds will be 10 mph from the N. | Clear. Low temperature around 52F. Dew point will be around 36F with an average humidity of 43%. Winds will be 10 mph from the NW. | 66°F | 52°F | | Mon, Jun 1 | Sunny. High temperature around 74F. Dew point will be around 39F with an average humidity of 40%. Winds will be 8 mph from the N. | Clear. Low temperature around 57F. Dew point will be around 39F with an average humidity of 42%. Winds will be 8 mph from the W. | 74°F | 57°F | | Tue, Jun 2 | Mostly sunny. High temperature around 76F. Dew point will be around 44F with an average humidity of 41%. Winds will be 7 mph from the E. | Partly cloudy. Low temperature around 60F. Dew point will be around 46F with an average humidity of 50%. Winds will be 7 mph from the SW. | 76°F | 60°F | | Wed, Jun 3 | Cloudy with a slight chance of rain. Chance of precipitation 30%. High temperature around 68F. Dew point will be around 46F with an average humidity of 49%. Winds will be 9 mph from the SE. | Mostly cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 55F. Dew point will be around 48F with an average humidity of 65%. Winds will be 8 mph from the SW. | 68°F | 55°F | | Thu, Jun 4 | Mostly cloudy with a slight chance of rain. Chance of precipitation 25%. High temperature around 63F. Dew point will be around 47F with an average humidity of 64%. Winds will be 10 mph from the SE. | Partly cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 53F. Dew point will be around 44F with an average humidity of 63%. Winds will be 8 mph from the SW. | 63°F | 53°F | | Fri, Jun 5 | Cloudy with a chance of rain. Chance of precipitation 45%. High temperature around 64F. Dew point will be around 46F with an average humidity of 58%. Winds will be 9 mph from the SE. | Cloudy with probable rain. Chance of precipitation 65%. Low temperature around 51F. Dew point will be around 46F with an average humidity of 69%. Winds will be 6 mph from the SW. | 64°F | 51°F | | Sat, Jun 6 | Cloudy with probable rain. Chance of precipitation 80%. High temperature around 56F. Dew point will be around 46F with an average humidity of 76%. Winds will be 6 mph from the E. | Cloudy with probable rain. Chance of precipitation 65%. Low temperature around 49F. Dew point will be around 44F with an average humidity of 75%. Winds will be 4 mph from the W. | 56°F | 49°F | | Sun, Jun 7 | Cloudy with a chance of rain. Chance of precipitation 55%. High temperature around 58F. Dew point will be around 44F with an average humidity of 72%. Winds will be 4 mph from the E. | Mostly cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 50F. Dew point will be around 43F with an average humidity of 69%. Winds will be 4 mph from the W. | 58°F | 50°F | | Mon, Jun 8 | Partly cloudy with a slight chance of rain. Chance of precipitation 30%. High temperature around 62F. Dew point will be around 44F with an average humidity of 64%. Winds will be 4 mph from the E. | Mostly cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 53F. Dew point will be around 45F with an average humidity of 65%. Winds will be 4 mph from the W. | 62°F | 53°F | ## Source Information - Source: "https://www.weatherbug.com/weather-forecast/10-day-weather/union-bay-british-columbia-ca" - Last Updated: "2026-05-30T17:01:00+00:00"