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Halton (Milton)
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Canada weather

Weather in Halton for May 2026

Your guide to Halton weather in May - trends and predictions

    Official Weather Alert ⚠️

  • Frost Warning - See hour by hour.

    • Temperatures

  • Until now, May 2026 in Halton has been nearly identical to the historical average, with a temperature of 12.4 °C (showing only a slight deviation of -0.4 °C).

  • The forecast for the upcoming days in Halton predicts a temperature of 15.3 °C, which is slightly above the historical average.

  • In general, the average temperature in Halton at the beginning of May is 12.3 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 17.9 °C by the end of May.

    • Rain 🌧️

  • Halton experiences heavy rainfall in May, with over 20 rainy days and an average total precipitation 150.6 mm.

    • More

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

Average dry days
10
Dry days
Average rainy days
21
Rainy days
Average snowy days
0
Snow days
Average temperatures
16°/9°
Temperatures
Average wind speed
17 km/h
Avg max wind
Average humidity
74 %
Avg humidity

Halton Weather May

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

Temperatures trend during May in Halton

See the weather trend as well as the moving average line

May weather in Halton day by day

Click on a date for more information
April June
Date Weather Temperatures Rain UV More
1 May Moderate rain at times
Moderate rain at times
 10° /4° 7.9 mm 4
2 May Patchy rain possible
Patchy rain possible
 11° /5° 2.4 mm 5
3 May Moderate rain at times
Moderate rain at times
 11° /4° 2.7 mm 4
4 May Patchy rain possible
Patchy rain possible
 13° /7° 3.1 mm 4
5 May Overcast
Overcast
 13° /7° 1.7 mm 3
6 May Partly cloudy
Partly cloudy
 14° /6° 9.3 mm 5
7 May Heavy rain at times
Heavy rain at times
 14° /6° 5 mm 4
8 May Partly cloudy
Partly cloudy
 16° /6° 1 mm 4
9 May Cloudy
Cloudy
 14° /7° 2 mm 5
10 May Partly cloudy
Partly cloudy
 15° /6° 0 mm 5
11 May Sunny
Sunny
 11° /5° 0 mm 5.8
12 May Patchy rain possible
Patchy rain possible
 11° /3° 2.4 mm 6.7
13 May Moderate rain
Moderate rain
 14° /7° 19 mm 5
14 May Patchy rain possible
Patchy rain possible
 10° /6° 0.9 mm 2.4
15 May Partly cloudy
Partly cloudy
 17° /7° 0 mm 0.8
16 May Patchy rain possible
Patchy rain possible
 13° /9° 3.1 mm 3
17 May Patchy rain possible
Patchy rain possible
 19° /8° 1.4 mm 3
18 May Patchy rain possible
Patchy rain possible
 18° /10° 2 mm 3
19 May Patchy rain possible
Patchy rain possible
 15° /10° 0.4 mm 3
20 May Sunny
Sunny
 18° /7° 0 mm 4
21 May Overcast
Overcast
 17° /9° 0 mm 3
22 May Patchy rain possible
Patchy rain possible
 21° /10° 2.4 mm 4
23 May Moderate rain
Moderate rain
 16° /10° 8.2 mm 3
24 May Sunny
Sunny
 14° /9° 0 mm 4
25 May Sunny
Sunny
 16° /8° 5 mm 4
26 May Sunny
Sunny
 18° /7° 0 mm 5
27 May Sunny
Sunny
 18° /10° 1.4 mm 5
28 May Sunny
Sunny
 17° /10° 2.6 mm 4
29 May Sunny
Sunny
 16° /10° 15 mm 4
30 May Sunny
Sunny
 19° /10° 1.7 mm 5
31 May Sunny
Sunny
 21° /11° 5 mm 5
Next
Important Notice
Our weather forecast for Halton 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 Halton forecast closer to your planned date for the most up-to-date weather information.
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Halton in May - FAQ

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

Enjoy moderate daytime temperatures of up to 16° and cooler nights around 9°. Ideal for a range of outdoor activities, from hiking to city tours.

How much rainfall should be expected in Halton during May?

Significant rainfall exceeding 150.6 mm is expected in Halton during May, occurring over more than 21 days. Preparing for wet conditions is recommended in your planning.

What are the typical wind conditions in Halton during May?

The average wind speed in Halton during May is 17 km/h, suggesting breezy to windy conditions, depending on your activities.

May rainfall patterns in Halton

Explore the daily rainfall trends and prepare for Haltons May weather 💧
Typically, Halton has 21 rainy days in May with a total of 150.6 mm of rainfall.

UV exposure in Halton during May

Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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Location coordinates Where is Halton?

Get accurate weather forecasts for Halton, located at latitude 43.517 and longitude -79.883. Stay updated with localized weather information tailored for Halton.

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