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Tomorrow's Weather Ottawa: Rain in Evening, Mild Daytime Temps

The Weather NetworkThe Weather Network's AI & Data Team
Published on May. 2, 2026, 10:00 AM

Ottawa May 03, 2026: Expect a cool day with clear skies in the morning and rain arriving by evening.

Tomorrow's forecast:

Morning: Clear Skies, Cool Start at 2°C with Breezy Winds

    The morning begins with clear skies and a crisp temperature around 2°C. Light winds blow at 11 km/h, gusting up to 37 km/h, creating a fresh and breezy atmosphere. Fog patches may appear, adding a touch of mist to the early hours.

Activities Recommendations for the morning of May 03, 2026:

  • Dog Walks & Errands: Enjoy the clear and cool morning for pet walks or running errands before the weather changes.

  • Jane’s Walk: Perfect time to join community-led walking tours exploring Ottawa’s heritage under clear skies.

  • Outdoor Market Visits: Take advantage of the dry morning to visit Lansdowne Square for the Pansy Flower Giveaway.

Temperatures rising steadily from 0°C early morning to a mild 11°C by afternoon

(Click above to view interactive map)

Afternoon: Cloudy Skies, Mild 12°C with Light Winds

    Clouds increase through the afternoon with temperatures rising to a mild 12°C. Winds remain light at 14 km/h with gusts up to 37 km/h. There is a slight chance of light precipitation, so the atmosphere feels cool but comfortable.

Activities Recommendations for the afternoon of May 03, 2026:

  • Ottawa PoutineFest: Enjoy the mild weather while sampling over 125 varieties of poutine with live entertainment.

  • Clay Festival Visits: Explore handcrafted ceramics and live demos at the Ottawa Clay Festival under cloudy but dry conditions.

  • FLY MARKET: Browse unique crafts and vintage items at the Next Door Market & Event Space.

Evening: Rain Expected, Cooler 10°C with Gentle Winds

    Rain showers are expected in the evening with temperatures dropping to around 10°C. Winds stay light at 13 km/h with gusts up to 27 km/h. Approximately 0.6 mm of rain is forecast, so the night will be cooler and damp with clouds thinning later overnight.

Activities Recommendations for the evening of May 03, 2026:

  • Commute: Prepare for wet roads and carry an umbrella for a comfortable journey home.

  • Indoor Dining & Events: Consider enjoying Ottawa’s Cinco de Mayo Fiesta or indoor activities to stay dry.

  • Relax at Home: A cozy evening indoors is ideal as rain sets in and temperatures cool.

Wind speeds remain light throughout the day, peaking at 15 km/h with gusts up to 37 km/h

(Click above to view detailed chart)

Packing preparations for tomorrow:

  • Umbrella or raincoat – for evening showers

  • Light layers – cool morning and mild afternoon temperatures

  • Windbreaker – to guard against breezy gusts

  • Comfortable walking shoes – for daytime outdoor activities

  • Water bottle – stay hydrated during outdoor events

  • Sunglasses – for moderate UV exposure during midday

For active alerts in your area, visit your Alerts page. This article was generated with the use of OpenAI and The Weather Network's forecast data. The article was reviewed by the editorial team for accuracy and clarity. For more details visit our AI Code of Ethics. For feedback, visit our survey.