30YearWeather
Ottawa, June 28
Ottawa street view during June
Historical Weather Analysis

Ottawa Weather on June 28 — Best Time to Visit?

Based on 30 years of historical data, we have the answer.

cloudy

25.1°C

High

15.8°C

Low

38%

Rain

☀️ Feels like 25.9°C (humidity)

partly-cloudy-day
YES, GOOD CHOICE
Peak Season

June 28 is generally a great time to visit Ottawa. While there is a slight chance of rain (38%), showers are usually brief. Expect comfortable 25°C weather. As it's peak season for Ottawa, we recommend booking your stay well in advance to secure the best rates.

Currency

CAD

$ Canadian dollar

Language

English

+1 more

Driving

Right side

Connect

The area codes for Ottawa are613and the ...

Safety

Very High Safety

GPI: 1.389

Ottawa Weather Forecast for June 28

"Warm & Sunny. Expect average highs of 25.1°C. 38% chance of rain."

What to Wear in Ottawa in June

Based on historical data for June 28, Ottawa typically experiences temperatures between 15.8°C and 25.1°C. We recommend packing t-shirt, light clothing, umbrella to stay comfortable. With a 38% chance of rain, keeping a raincoat or umbrella handy is a smart move.

Complete Packing Guide

Weekly breakdown & essential items for Ottawa

View Guide

Smart Suitcase

  • T-Shirt
  • Light Clothing
  • Umbrella

Average High

extreme-hot

25.1°C

Daytime Peak

Average Low

extreme-cold

15.8°C

Nighttime Low

Feels Like

partly-cloudy-day

25.9°C

☀️ Feels accurate

Rain Chance

rain

38%

Avg 2.9mm if it rains

Cloud Cover

cloudy

62%

Overcast

Pressure

pressure

1012.6 hPa

Medium volatility

Ottawa Weather Conditions & UV Index

Weather Confidence

30-year variance analysis

95%Highly Predictable

Based on 10 years of data

Temperature
±2.5°CStable
Precipitation
19-60%Moderate

🎯 This date historically delivers consistent weather 95% of the time. Safe to plan outdoor activities with confidence.

Sun Exposure

UV Index & Safety Guide

4.8Moderate
036811+

Protection Needed

SPF 30 recommended

Safe Sun Windows
Morning

04:00 - 10:00

Afternoon

16:00 - 19:00

Time to Sunburn

Type I-II

🔴 17 min to burn

Type III-IV

🟡 26 min to burn

Type V-VI

🟢 43 min to burn

UV estimate based on latitude, season & cloud cover. Actual UV may vary.

Outdoor Comfort

How pleasant is it outside?

73Good
TemperatureWarm
HumidityMuggy
WindLight Breeze

Dew Point

19.9°C

Noticeable

Heat Stress

Low

No heat warning

🙂 Best outdoor time:
Morning hours (before 11 AM)

Travel & Logistics Insights

Local Calendar

Business Day

Standard hours in Canada

Flight Traffic

High

94/100 pressure index

Health Advisory

Required

1 vaccine • View Details →

Landing Slots

~166

Daily arrival options (inc. codeshare)

Sunrise, Sunset & Wind in Ottawa

Daylight & Sun

Solar Elevation Cycle

🌅 Sunrise

04:17

☀️ Noon

12:07

🌇 Sunset

19:56

⏱️ Daylight

15h 38m

Golden Hour
Morning04:17 - 05:03
19:10 - 19:56Evening

Wind Speed

wind

14.6 km/h

Gentle breeze

Sunshine

clear-day

10.6 hrs

Direct Sun (Cloud-free)

Humidity

humidity

73%

Humid / Damp

Travel Intelligence

Exclusive flight analytics & health data for Ottawa

Smart Flight Estimator

Airport-to-Airport Logistics

unlock smart flight estimates

Add your home location in settings to see airport details.

Travel Health & Safety in Ottawa

Travel Comfort Index

Real-time tourism conditions

Weather Quality

⛅ Good

70/100

Tourist Crowds

🔴 Very Busy

90/100

Price Level

💰💰💰 Expensive

90/100

Health & Wellbeing

Meteo-Health Forecast

70Score
Atmospheric Pressure1012.6 hPa
Volatility:Medium
Migraine RiskMedium

Moderate fluctuations. Some sensitivity possible.

Joint Pain RiskMedium

Mild discomfort possible for arthritic conditions.

Fishing IndexFair

Moderate fish activity expected.

Air Quality Forecast
59AQI
Moderate
PM2.5 Concentration21.9 µg/m³

Air quality is acceptable. Sensitive individuals should limit prolonged outdoor exertion.

Regional Safety Profile

Low

Seismic Activity

Rare minor tremors. Buildings are earthquake-resistant.

Total events (30y):3
In Jun (30y):1
Last in Jun:2010-06-23
💡 Very rare tremors. Standard travel precautions apply.
"According to 30YearWeather's analysis of 30 years of NASA satellite data, Ottawa on June 28 averages 25.1°C with a 38% precipitation probability. Wedding/Outdoor Event Score: 91/100."

— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology

Ottawa Weather History (2010–2024)

Temperature History

Loading chart...

Hall of Fame

Records from last 10 years

Hottest
2021
29.6°C
Coldest
2024
10.9°C
Rainiest
2025
11.1mm

Better Alternatives Nearby

Consider these dates within ±7 days

💡 Moving your event by a few days could significantly improve weather conditions

Compare Other Cities

Same date (June 28) in other destinations

🌍 Explore the same date in different destinations around the world

📍 Is Ottawa Worth Visiting on June 28?

Planning a trip to Ottawa on June 28? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year typically offers vibrant summer conditions averaging 25.1°C with a 38% historical precipitation risk.

✈️ Travel Logistics: Approximately 166 landing slots available daily during this period, indicating manageable crowd levels.

💉 Health Advisory: 6 vaccinations are recommended for Canada, including COVID-19.

📊 Historical Extremes: The hottest June 28 recorded in the last 30 years saw temperatures hit 29.6°C in 2021, while the coldest dropped to 10.9°C in 2024.

Ottawa Weather FAQ