What is the weather like in Ottawa throughout the year?

Ottawa experiences varying weather throughout the year. The warmest month is July with average highs of 26°C. The coolest month is January.

What is the weather like in Ottawa in June?

Ottawa in June scores 65/100 based on 30 years of climate data. Very good conditions overall.

Who should visit Ottawa in June?

June in Ottawa is ideal for: Families with children, Elderly travelers, Cultural tourists, Business travelers, Heat-sensitive visitors.

Best Time to Visit Ottawa | 30-Year Weather Analysis

Why June is the Best Time to Visit Ottawa

Is June a Good Time to Visit Ottawa?

👍Very good conditions overall(65/100)

Short Answer

June is Ottawa's peak season for good reason: 24°C temperatures and 28% rain probability. But expect crowds (94% of annual maximum) and premium prices.

Decision Factors

Vaccinations required

Yellow Fever

Peak tourist season

94% of annual peak - expect crowds and peak prices

Ideal temperature range

23.6°C - perfect for sightseeing and outdoor activities

Plenty of sunshine

10.7h of sunshine daily

Good For

👨‍👩‍👧‍👦
Families with children
Comfortable 23.6°C temperatures and low 28% rain risk
👴
Elderly travelers
Comfortable 23.6°C temperature range with manageable humidity
🏛️
Cultural tourists
Comfortable conditions for exploring museums and sites
💼
Business travelers
Climate-controlled meetings unaffected by weather
🌡️
Heat-sensitive visitors
Manageable 23.6°C without oppressive humidity

Who Should Avoid

💰
Budget travelers
Peak season means premium prices everywhere

Warmest

July

26°C avg

Coolest

January

-4°C avg

Driest

January

23% rain

Wettest

April

30% rain

Planning Your Trip to Ottawa, Canada

Wondering when is the best time to visit Ottawa? Based on our analysis of 30 years of NASA satellite weather data, the ideal months to travel to Ottawa are June, July, August. During these months, you'll experience optimal temperatures around 24°C with only 28% chance of rain.

The Ottawa climate varies throughout the year. July is the hottest month with average highs of 26°C, while January is the coldest at -4°C. If you're planning outdoor activities or sightseeing in Ottawa, avoid April when rainfall peaks at 30% probability.

For the best Ottawa weather experience, we recommend visiting during January for the driest conditions or the shoulder months of June and July for a perfect balance of weather and fewer crowds.

Ottawa Weather by Month: Climate Guide

Click any month to explore detailed daily forecasts for Ottawa

🏆 85-100: Excellent👍 70-84: Great👌 55-69: Good🤔 40-54: Fair⚠️ 0-39: Challenging

When to Visit Ottawa: Travel Style Guide

Personalized Ottawa travel recommendations based on 30-year weather data

Beach Lovers

Warmest months with comfortable temperatures for outdoor activities

JulyAugust

Budget Travelers

Shoulder season with good weather and lower prices

AprilOctoberNovember

Avoiding Crowds

Fewer tourists with acceptable weather conditions

JanuaryAprilOctober

Photography

Best light conditions with clear skies

AugustSeptemberMay

Winter Escape

Escape the cold with warmest temperatures

JuneJulyAugust

Honeymoon

Perfect conditions for a romantic getaway

MayJuneJuly

Ottawa Weather FAQ: Your Questions Answered

What is the best time to visit Ottawa?

Based on 30 years of weather data, the best months to visit Ottawa are June, July, August. These months offer the optimal combination of pleasant temperatures (24°C avg) and low rainfall (28% chance).

When is the hottest time of year in Ottawa?

July is historically the warmest month in Ottawa with average highs of 26°C. If you prefer cooler weather, consider visiting in January when temperatures average around -4°C.

When is the rainy season in Ottawa?

April typically sees the most rainfall in Ottawa with a 30% chance of rain. For the driest conditions, plan your visit in January when rain probability drops to just 23%.

How accurate is the Ottawa weather forecast?

Our Ottawa climate analysis is based on 30 years of NASA POWER satellite observations (1995-2024), providing highly accurate historical averages. While weather can vary year to year, these long-term patterns are excellent indicators for planning your trip to Ottawa.

What should I pack for Ottawa?

Packing depends on when you visit. In July (warmest month), pack light summer clothes for 26°C weather. In January (coolest month), bring layers for -4°C temperatures.

Is Ottawa good for a destination wedding?

Yes! The best months for an outdoor wedding in Ottawa are January (only 23% rain chance) and June for optimal weather conditions. Avoid April when rain probability peaks at 30%.