Copyright © 2020 Current Results Publishing Ltd. NOAA National Centers for Environmental Information. Here's a list of yearly records for the heaviest snowfalls and snowiest days in Ottawa, Ontario Canada. Embed the chart in your web page: . 1981-2010 Climate Normals & Averages. The season's last snowfall typically happens in April although in some years a late skiff or even a dump of snow lands in May. by Liz Osborn CurrentResults.com. Global Summary of the Month and Year, Version 1.0. "Citizen Weather Observer Program" Stations. An average 16 days of the three winter months experience temperatures below −20 °C (−4 °F), or 41 days if the wind chill is considered. The tables below give annual averages for snowfall at major cities in Canada. There are also monthly and yearly counts of the days that Ottawa normally has heavy snowstorms and deep snow accumulated on the ground. Averages are for Ottawa Int'L. A freak snow flurry in September has appeared, but the snow quickly melted. Global Summary of the Month and Year, Version 1.0. The first set of monthly snow totals are averages for 2010 to 2019. The tables below list annual averages for snowfall at cities and towns in Ontario. Weather in December » Chart and data: Snowfall - Annual data (25 years) for Ottawa (Kanata - Orléans) for Ottawa (Kanata - Orléans), Ontario, Canada For about 115 days a year, Ottawa has at least a centimetre of snow on the ground. 2016. The first snowfall of winter for Ottawa usually arrives in November, but can show up as early as October. The numbers are for the total amount of snow and how many days it snows in a year. 241 cm: Snow for winter since October 223 cm: Average snowfall in Ottawa 50 cm: Record-breaking one-day snowfall in Ottawa on Feb. 16, 2016. Ottawa is normally free of snow every year from June to August. This page pulls together information on when, how much and how often Ottawa, Ontario has snow. However, if you find something missing or incorrect please send your feedback. Big snowstorms of over ten cm a day normally occur about three or four times a year. The first month of the winter, December, is still a freezing cold month in Ottawa, Canada, with average temperature varying between -10.1°C (13.8°F) and -2.3°C (27.9°F). Since then, the most amount of snow to land in one day at Ottawa is 55.9 centimetres (22.0 inches) on January 29, 1894. Generally the snow cover begins to build in December and remains deep throughout most of January and February. The information easily answers questions such as: How much snow fell in a day during the biggest snowstorm of 2019? Canadian Climate Normals. Historical Climate Data. Send Feedback Send a Donation. In mid-winter the snowpack averages from 21 cm deep. In Ottawa, the average high-temperature in December drops, from a wintry 5.4°C (41.7°F) in November, to a freezing cold -2.3°C (27.9°F). Precipitation Averages for Places in Ontario. On average Ottawa receives 224 cm (88 in) of snowfall annually but maintains an average 22 cm (9 in) of snowpack throughout the three winter months. Most Precipitation in a Day at Ottawa for Each Year. Based on weather reports collected during 1985–2015. All the other numbers are long-term historical averages based on weather data gathered from 1981 to 2010 near downtown Ottawa. Dashboard. Download Data E-mail and Twitter Updates About Nearby stations. Don't make life or death decisions based on the information you find here. Daily Almanac Monthly Almanac Recent Daily Weather Records Recent Monthly Weather Records Normals Details Extremes Details. Home | Privacy & Cookies | Contact | About. :-) 2016. There are data and descriptions here of how many days it snows and the total amount of snowfall that Ottawa usually gets. For 12 days a year on average, the amount of new snow totals at least five cm. The historical weather data, forecast and current conditions graphics are courtesy of Environment and Climate Change Canada. Trivia: Winning Cities What's new? When was the last time Ottawa got more than 35 centimetres of snow in a single day? This page gives the highest daily snowfall of each year in Ottawa and the date it occurred. Yearly Snowfall Averages for Canadian Cities. Most days of snowfall in Ottawa leave less than five centimetres (2 inches), of fresh snow on the ground. Copyright © 2020 Current Results Publishing Ltd. If a date has a plus sign beside it that means the same amount of snow also fell on at least one other day earlier in the year. Charts. Most days of snowfall in Ottawa leave less than five centimetres (2 inches), of fresh snow on the ground. Plus there's information on when the city can expect its first and last snowfalls of the season. These snowfall extremes were measured near downtown Ottawa and go back to 1890. For 12 days a year on average, the amount of new snow totals at least five cm. Environment Canada. Jay Lawrimore. Meteorological Service of Canada. Global Summary of the Year, Version 1.0. How Many Snowstorms Ottawa Gets. Showing: All Year Climate & Weather Averages in Ottawa… Features. Home | Privacy & Cookies | Contact | About. Environment and Climate Change Canada. This page gives the highest daily snowfall of each year in Ottawa and the date it occurred. Radar Alerts Log Recent Weather Events. The numbers are for the total amount of new snow and how many days it snows at least 0.2 centimetres (0.08 inches) in a year. Please see the "about" page for links to the official Environment and Climate Change Canada data. You can jump to a separate table for each section of the province: Eastern, Central, Southwestern, Northeastern and Northwestern Ontario. Ont., which is 7 miles from Ottawa. But major blizzards that dump 25 cm or more in one day are rare events that happen once a decade. Jay Lawrimore, Ron Ray, Scott Applequist, Bryant Korzeniewski, Matthew Menne. Historical Data. If … But major blizzards that dump 25 cm or more in one day are rare events that happen once a decade. Ottawa (Kanata - Orléans) Historical Snowfall. Big snowstorms of over ten cm a day normally occur about three or four times a year. The information presented is combined from multiple Environment and Climate Change Canada data sources and all effort is made to be accurate. NOAA National Centers for Environmental Information. Info.