easeweather.com
Brockville
AbbotsfordAjaxAuroraBanffBarrieBoisbriandBouchervilleBramptonBrandonBrantford
Brockville
BrossardBurlingtonBurnabyCalgaryCambridgeCharlottetownChathamChilliwackCoquitlamCornwallDartmouthDeltaDorvalEdmontonFort McMurrayFrederictonGatineauGranbyGrande PrairieGreater SudburyGuelphHalifaxHamiltonKamloopsKanataKelownaKingstonKitchenerLangleyLavalLethbridgeLindsayLondonMarkhamMiltonMissionMississaugaMonctonMont-RoyalMontréalMoose JawNanaimoNepeanNew GlasgowNewmarketNiagara FallsNorfolk CountyNorth BattlefordNorth BayOakvilleOkanaganOrilliaOshawaOttawaPentictonPeterboroughPickeringPointe-ClairePrince AlbertPrince EdwardPrince GeorgeQuébecRed DeerReginaRichmond HillSaguenaySaint JohnSarniaSaskatoonSault Ste. MarieSherbrookeSt. CatharinesSt. John'sSurreySydneyThunder BayTimminsTorontoVancouverVaughanVictoriaWasaga BeachWaterlooWellandWest VancouverWhistlerWindsorWinnipegWoodstockYellowknife More Locations
Canada weather

Weather in Brockville for May 2026

Your guide to Brockville weather in May - trends and predictions

    Temperatures

  • In general, the average temperature in Brockville at the beginning of May is 16 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 20.6 °C by the end of May.

    • Rain 🌧️

  • Brockville in May brings notable rainfall, with an average of 18 rainy days and a total precipitation of 112.4 mm.

    • More

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

Average dry days
13
Dry days
Average rainy days
18
Rainy days
Average snowy days
0
Snow days
Average temperatures
17°/8°
Temperatures
Average wind speed
16 km/h
Avg max wind
Average humidity
78 %
Avg humidity

Brockville Weather May

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

Temperatures trend during May in Brockville

See the weather trend as well as the moving average line

May weather in Brockville day by day

Click on a date for more information
April June
Date Weather Temperatures Rain UV More
1 May Mist
Mist
 14° /1° 1.5 mm 4
2 May Patchy rain possible
Patchy rain possible
 15° /9° 0.3 mm 4
3 May Mist
Mist
 16° /6° 0 mm 4
4 May Light rain shower
Light rain shower
 15° /7° 5.3 mm 4
5 May Light rain
Light rain
 16° /9° 2.5 mm 4
6 May Fog
Fog
 19° /10° 0.6 mm 5
7 May Mist
Mist
 17° /8° 10.1 mm 4
8 May Light rain shower
Light rain shower
 11° /7° 1.8 mm 3
9 May Fog
Fog
 10° /5° 0.2 mm 3
10 May Fog
Fog
 17° /4° 0.2 mm 4
11 May Light rain shower
Light rain shower
 15° /5° 2 mm 4
12 May Patchy rain possible
Patchy rain possible
 17° /5° 0.3 mm 5
13 May Light rain
Light rain
 19° /8° 0.7 mm 4
14 May Light rain shower
Light rain shower
 19° /13° 11.2 mm 5
15 May Fog
Fog
 20° /13° 0.1 mm 5
16 May Patchy rain possible
Patchy rain possible
 21° /14° 0.2 mm 5
17 May Light rain shower
Light rain shower
 21° /14° 26.2 mm 5
18 May Fog
Fog
 18° /11° 3.2 mm 4
19 May Patchy rain possible
Patchy rain possible
 17° /7° 0 mm 4
20 May Moderate or heavy rain shower
Moderate or heavy rain shower
 14° /7° 10.8 mm 4
21 May Patchy rain possible
Patchy rain possible
 17° /7° 0.9 mm 4
22 May Partly cloudy
Partly cloudy
 17° /8° 12.8 mm 4
23 May Partly cloudy
Partly cloudy
 18° /7° 0.1 mm 4
24 May Moderate or heavy rain shower
Moderate or heavy rain shower
 14° /6° 4.3 mm 3
25 May Partly cloudy
Partly cloudy
 18° /4° 1.8 mm 5
26 May Cloudy
Cloudy
 21° /7° 0.1 mm 5
27 May Sunny
Sunny
 22° /9° 5 mm 5
28 May Sunny
Sunny
 23° /10° 1 mm 5
29 May Sunny
Sunny
 19° /10° 5.9 mm 5
30 May Partly cloudy
Partly cloudy
 21° /8° 2 mm 5
31 May Sunny
Sunny
 20° /8° 1.2 mm 5
Next
Important Notice
Our weather forecast for Brockville 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 Brockville forecast closer to your planned date for the most up-to-date weather information.
Change Month
‹
›

Brockville in May - FAQ

What are the expected maximum and minimum temperatures in Brockville during May?
Enjoy moderate daytime temperatures of up to 17° and cooler nights around 8°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Brockville during May?
Significant rainfall exceeding 112.4 mm is expected in Brockville during May, occurring over more than 18 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Brockville during May?
The average wind speed in Brockville during May is 16 km/h, suggesting breezy to windy conditions, depending on your activities.

May rainfall patterns in Brockville

Explore the daily rainfall trends and prepare for Brockvilles May weather 💧

UV exposure in Brockville during May

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

Quick links

More Brockville weather pages
You are here
Location coordinates Where is Brockville?

Get accurate weather forecasts for Brockville, located at latitude 44.591 and longitude -75.687. Stay updated with localized weather information tailored for Brockville.

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