Tomorrow's Weather Ottawa: Warm with Evening Thunderstorms

Tomorrow's forecast:

Morning: Cloudy Skies, Mild 19°C, Light Winds

    The morning starts off cloudy with mild temperatures around 19°C and light winds at 9 km/h. There is a slight chance of precipitation at 20%, setting a calm but overcast tone for the early hours. The air quality is unhealthy for sensitive groups, so take note if you are prone to respiratory issues.

Activities Recommendations for the morning of Jun 05, 2026:

• Dog Walks & Errands: A mild and calm morning makes it suitable for walking pets or running errands with minimal weather disruptions.

• Outdoor Photography: The cloudy skies provide diffused lighting ideal for capturing soft, natural photos without harsh shadows.

• Gardening Workshops: A great time to participate in outdoor gardening activities with comfortable temperatures and light winds.

Temperatures rising steadily from 15°C early morning to a warm 27°C by early afternoon

(Click above to view interactive map)

Afternoon: Warm 29°C, Cloudy with Light Winds

    Temperatures rise steadily to a warm 29°C under cloudy skies, accompanied by light winds at 16 km/h. The chance of precipitation increases slightly to 30%, so keep an eye on the sky as the day progresses. Moderate to high UV levels call for sun protection during midday hours.

Activities Recommendations for the afternoon of Jun 05, 2026:

• Capital Ribfest & Midway: Enjoy the family-friendly BBQ and live music while the warm weather supports outdoor festivities.

• Craft Beer Festival: Ideal conditions for sampling craft beers and socializing outdoors with light winds and warm temperatures.

• Outdoor Sports & Recreation: Take advantage of the warm afternoon for sports or adventure activities planned for Recreation Month.

Evening: Thunderstorms Expected, Cooler 26°C

    Thunderstorms are expected in the evening with temperatures cooling slightly to around 26°C. Winds remain light at 12 km/h, but rain chances rise to 60%, with about 0.7 mm expected. This signals a shift to more unsettled weather, so be prepared for wet conditions as the day winds down.

Activities Recommendations for the evening of Jun 05, 2026:

• Event Attendance: If attending evening events, be prepared for possible rain and thunderstorms.

• Commute: Plan for potential delays due to wet roads and reduced visibility during thunderstorms.

• Indoor Activities: Consider shifting to indoor venues or activities as the evening weather turns stormy.

Wind speeds remain light throughout the day, peaking at 13 km/h with gusts up to 35 km/h

(Click above to view detailed chart)

Packing preparations for tomorrow:

• Sunscreen & sunglasses – for moderate to high UV exposure during midday

• Light rain jacket or umbrella – to stay dry during evening thunderstorms

• Comfortable layers – warm afternoon but cooler evening temperatures

• Water bottle – stay hydrated throughout the warm day

• Air quality mask – recommended for sensitive individuals due to unhealthy air quality

• Portable phone charger – useful for outdoor events and emergencies

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.