25 year annual average rainfall for Red Deer, Alberta

The 25-year annual average rainfall for Red Deer, Alberta is approximately 487.0mm per year, based on Environment Canada’s 1981–2010 climate normals, which use at least 25 years of record at the principal Red Deer A weather station. This value includes total precipitation (rain and melted snow).climate.weather

Separately, the average annual rainfall alone (excluding snow) is estimated at 383.7mm per year, while average annual snowfall adds about 119.6cm (1196mm water equivalent if melted, but only a fraction is typically measured as liquid water in the annual total).climate.weather

This long-term average aligns well with published climatology for Red Deer and central Alberta, which commonly reports annual precipitation in the 370–540mm range, with most rainfall occurring from May through September.climate-data+1

Key details

• Annual precipitation (rain + melted snow): ~487.0mm

• Annual rainfall only: ~383.7mm

• Reference period: 1981–2010 (meets World Meteorological Organization standards for climate normals)

• Data source: Environment Canada, Red Deer A station

Most years will vary, but this provides a solid reference for hydrological, agricultural, and environmental analysis.

1. https://climate.weather.gc.ca/climate_normals/results_1981_2010_e.html?stnID=2134&autofwd=1
2. https://en.climate-data.org/north-america/canada/alberta/red-deer-595/
3. https://townfolio.co/ab/red-deer-county/quality-of-life
4. https://reddeer.weatherstats.ca/charts/precipitation-yearly.html
5. https://reddeer.weatherstats.ca/metrics/precipitation.html
6. https://weatherspark.com/y/2414/Average-Weather-in-Red-Deer-Alberta-Canada-Year-Round
7. https://www.worldweatheronline.com/en-ca/red-deer-weather-averages/alberta/ca.aspx
8. https://www.todayville.com/red-deer-area-sees-most-rain-in-50-years/
9. https://climate.weather.gc.ca/historical_data/search_historic_data_stations_e.html?timeframe=2&Prov=&StationID=2134&Year=2006&Month=3&Day=1&MeasTypeID=visibility&StartYear=1840&EndYear=2019&searchType=stnProx&txtRadius=25&optProxType=navLink&txtLatDecDeg=52.178611111111&txtLongDecDeg=113.89305555556&optLimit=specDate&selRowPerPage=25&station=RED+DEER+A
10. https://www.eldoradoweather.com/canada/climate2/Red%20Deer.html