easeweather.com
Port Colborne
AbbotsfordAjaxAuroraBanffBarrieBoisbriandBouchervilleBramptonBrandonBrantfordBrossardBurlingtonBurnabyCalgaryCambridgeCharlottetownChathamChilliwackCoquitlamCornwallDartmouthDeltaDorvalEdmontonFort McMurrayFrederictonGatineauGranbyGrande PrairieGreater SudburyGuelphHalifaxHamiltonKamloopsKanataKelownaKingstonKitchenerLangleyLavalLethbridgeLindsayLondonMarkhamMiltonMissionMississaugaMonctonMont-RoyalMontréalMoose JawNanaimoNepeanNew GlasgowNewmarketNiagara FallsNorfolk CountyNorth BattlefordNorth BayOakvilleOkanaganOrilliaOshawaOttawaPentictonPeterboroughPickeringPointe-Claire
Port Colborne
Prince AlbertPrince EdwardPrince GeorgeQuébecRed DeerReginaRichmond HillSaguenaySaint JohnSarniaSaskatoonSault Ste. MarieSherbrookeSt. CatharinesSt. John'sSurreySydneyThunder BayTimminsTorontoVancouverVaughanVictoriaWasaga BeachWaterlooWellandWest VancouverWhistlerWindsorWinnipegWoodstockYellowknife More Locations
Canada weather

Weather in Port Colborne for May 2027

Your guide to Port Colborne weather in May - trends and predictions

    Temperatures

  • In general, the average temperature in Port Colborne at the beginning of May is 13.7 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 18.9 °C by the end of May.

    • Rain 🌧️

  • Port Colborne experiences heavy rainfall in May, with over 20 rainy days and an average total precipitation 206.4 mm.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
8
Dry days
Average rainy days
23
Rainy days
Average snowy days
0
Snow days
Average temperatures
16°/8°
Temperatures
Average wind speed
21 km/h
Avg max wind
Average humidity
80 %
Avg humidity

Port Colborne Weather May

Move between months or click on a day
April
June
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Moderate or heavy rain shower
15°
2
Overcast
12°
3
Heavy rain at times
10°
4
Patchy rain possible
14°
5
Moderate or heavy rain shower
17°
6
Patchy rain possible
14°
7
Patchy rain possible
14°
8
Overcast
11°
9
Partly cloudy
15°
10
Cloudy
14°
11
Sunny
14°
12
Partly cloudy
18°
13
Heavy rain at times
18°
14
Patchy rain possible
15°
15
Patchy rain possible
19°
16
Moderate or heavy rain shower
20°
17
Moderate or heavy rain shower
20°
18
Overcast
20°
19
Partly cloudy
20°
20
Partly cloudy
15°
21
Cloudy
18°
22
Patchy rain possible
19°
23
Overcast
15°
24
Sunny
18°
25
Moderate or heavy rain shower
19°
26
Patchy rain possible
22°
27
Moderate or heavy rain shower
21°
28
Moderate or heavy rain shower
17°
29
Moderate or heavy rain shower
17°
30
Sunny
17°
31
Overcast
19°

Temperatures trend during May in Port Colborne

See the weather trend as well as the moving average line

May weather in Port Colborne day by day

Click on a date for more information
April June
Date Weather Temperatures Rain UV More
1 May Moderate or heavy rain shower
Moderate or heavy rain shower
 15° /2° 4 mm 6
2 May Overcast
Overcast
 12° /5° 2.5 mm 6
3 May Heavy rain at times
Heavy rain at times
 10° /3° 5.6 mm 5
4 May Patchy rain possible
Patchy rain possible
 14° /6° 1.1 mm 4
5 May Moderate or heavy rain shower
Moderate or heavy rain shower
 17° /9° 14.4 mm 3
6 May Patchy rain possible
Patchy rain possible
 14° /8° 5.2 mm 4
7 May Patchy rain possible
Patchy rain possible
 14° /6° 4.2 mm 4
8 May Overcast
Overcast
 11° /4° 1.8 mm 3
9 May Partly cloudy
Partly cloudy
 15° /4° 1.1 mm 4
10 May Cloudy
Cloudy
 14° /3° 0.1 mm 7
11 May Sunny
Sunny
 14° /4° 0.4 mm 6
12 May Partly cloudy
Partly cloudy
 18° /3° 0.4 mm 8
13 May Heavy rain at times
Heavy rain at times
 18° /10° 10.9 mm 4
14 May Patchy rain possible
Patchy rain possible
 15° /10° 3.7 mm 3
15 May Patchy rain possible
Patchy rain possible
 19° /9° 0.1 mm 6
16 May Moderate or heavy rain shower
Moderate or heavy rain shower
 20° /10° 35.4 mm 7
17 May Moderate or heavy rain shower
Moderate or heavy rain shower
 20° /11° 8.6 mm 6
18 May Overcast
Overcast
 20° /12° 0 mm 6
19 May Partly cloudy
Partly cloudy
 20° /11° 2 mm 7
20 May Partly cloudy
Partly cloudy
 15° /5° 2.7 mm 5
21 May Cloudy
Cloudy
 18° /12° 21 mm 4
22 May Patchy rain possible
Patchy rain possible
 19° /10° 16.7 mm 6
23 May Overcast
Overcast
 15° /9° 15.5 mm 3
24 May Sunny
Sunny
 18° /9° 4.5 mm 4
25 May Moderate or heavy rain shower
Moderate or heavy rain shower
 19° /9° 3.4 mm 6
26 May Patchy rain possible
Patchy rain possible
 22° /9° 0.1 mm 6
27 May Moderate or heavy rain shower
Moderate or heavy rain shower
 21° /12° 6.9 mm 6
28 May Moderate or heavy rain shower
Moderate or heavy rain shower
 17° /11° 2.8 mm 6
29 May Moderate or heavy rain shower
Moderate or heavy rain shower
 17° /10° 16.5 mm 6
30 May Sunny
Sunny
 17° /8° 0 mm 6
31 May Overcast
Overcast
 19° /8° 0 mm 6
Next
Important Notice
Our weather forecast for Port Colborne in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Port Colborne forecast closer to your planned date for the most up-to-date weather information.
Change Month
‹
›

Port Colborne in May - FAQ

What are the expected maximum and minimum temperatures in Port Colborne during May?

Enjoy moderate daytime temperatures of up to 16° and cooler nights around 8°. Ideal for a range of outdoor activities, from hiking to city tours.

How much rainfall should be expected in Port Colborne during May?

Significant rainfall exceeding 206.4 mm is expected in Port Colborne during May, occurring over more than 23 days. Preparing for wet conditions is recommended in your planning.

What are the typical wind conditions in Port Colborne during May?

The average wind speed in Port Colborne during May is 21 km/h, suggesting breezy to windy conditions, depending on your activities.

May rainfall patterns in Port Colborne

Explore the daily rainfall trends and prepare for Port Colbornes May weather 💧
Typically, Port Colborne has 23 rainy days in May with a total of 206.4 mm of rainfall.

UV exposure in Port Colborne during May

Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️

Quick links

More Port Colborne weather pages
You are here
Location coordinates Where is Port Colborne?

Get accurate weather forecasts for Port Colborne, located at latitude 42.9 and longitude -79.233. Stay updated with localized weather information tailored for Port Colborne.

Found a mistake?
We appreciate your attention to details. Tell us here.