30YearWeather
Ottawa, May 2
Ottawa street view during May
Historical Weather Analysis

Ottawa Weather on May 2 — Best Time to Visit?

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

cloudy

15.4°C

High

4.7°C

Low

34%

Rain

🌤️ Feels like 15.4°C

partly-cloudy-day
YES, GOOD CHOICE

May 2 is generally a great time to visit Ottawa. While there is a slight chance of rain (34%), showers are usually brief. Expect comfortable 15°C weather. It's a lively time to explore Ottawa, with most attractions operating at full capacity.

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 May 2

"Mild & Comfortable. Expect average highs of 15.4°C. 34% chance of rain."

What to Wear in Ottawa in May

Based on historical data for May 2, Ottawa typically experiences temperatures between 4.7°C and 15.4°C. We recommend packing light jacket, long pants, umbrella to stay comfortable. With a 34% 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

  • Light Jacket
  • Long Pants
  • Umbrella

Average High

extreme-hot

15.4°C

Daytime Peak

Average Low

extreme-cold

4.7°C

Nighttime Low

Feels Like

partly-cloudy-day

15.4°C

🌤️ Feels accurate

Rain Chance

rain

34%

Avg 2.4mm if it rains

Cloud Cover

cloudy

67%

Overcast

Pressure

pressure

1013.8 hPa

High volatility

Ottawa Weather Conditions & UV Index

Weather Confidence

30-year variance analysis

54%Moderately Predictable

Based on 10 years of data

Temperature
±4.5°CVariable
Precipitation
17-80%Unpredictable

~ Expect variable conditions. Have flexible plans and pack for multiple weather scenarios.

Sun Exposure

UV Index & Safety Guide

4.2Moderate
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

🔴 19 min to burn

Type III-IV

🟡 29 min to burn

Type V-VI

🟢 48 min to burn

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

Outdoor Comfort

How pleasant is it outside?

79Good
TemperatureMild
HumidityMuggy
WindBreezy

Dew Point

10°C

Pleasant

Heat Stress

Low

No heat warning

🙂 Best outdoor time:
Any time during daylight hours

Travel & Logistics Insights

Local Calendar

Business Day

Standard hours in Canada

Flight Traffic

Busy

65/100 pressure index

Health Advisory

Required

1 vaccine • View Details →

Landing Slots

~115

Daily arrival options (inc. codeshare)

Sunrise, Sunset & Wind in Ottawa

Daylight & Sun

Solar Elevation Cycle

🌅 Sunrise

04:50

☀️ Noon

12:00

🌇 Sunset

19:11

⏱️ Daylight

14h 20m

Golden Hour
Morning04:50 - 05:32
18:29 - 19:11Evening

Wind Speed

wind

15.9 km/h

Gentle breeze

Sunshine

clear-day

8.0 hrs

Direct Sun (Cloud-free)

Humidity

humidity

70%

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

73/100

Tourist Crowds

🟡 Busy

85/100

Price Level

💰💰💰 Expensive

85/100

Health & Wellbeing

Meteo-Health Forecast

70Score
Atmospheric Pressure1013.8 hPa
Volatility:High
Migraine RiskHigh

Rapid pressure changes detected. High risk for meteosensitive people.

Joint Pain RiskLow

Weather unlikely to affect joint pain.

Fishing IndexExcellent

Fish are active due to pressure changes.

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 May (30y):1
Last in May:2013-05-17
💡 Very rare tremors. Standard travel precautions apply.
"According to 30YearWeather's analysis of 30 years of NASA satellite data, Ottawa on May 2 averages 15.4°C with a 34% precipitation probability. Wedding/Outdoor Event Score: 75/100."

— 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
2018
26°C
Coldest
2019
1.8°C
Rainiest
2023
8.5mm

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 (May 2) in other destinations

🌍 Explore the same date in different destinations around the world

📍 Is Ottawa Worth Visiting on May 2?

Planning a trip to Ottawa on May 2? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year is characterized by pleasant mild weather averaging 15.4°C with a 34% historical precipitation risk.

✈️ Travel Logistics: Approximately 115 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 May 2 recorded in the last 30 years saw temperatures hit 26°C in 2018, while the coldest dropped to 1.8°C in 2019.

Ottawa Weather FAQ