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Weather in Ancaster for May 2025

Your guide to Ancaster weather in May - trends and predictions
  • In general, the average temperature in Ancaster at the beginning of May is 16.9 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 21 °C by the end of May.

  • Ancaster sees moderate rainfall in May, averaging 10 rainy days.

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Average dry days
21
Dry days
Average rainy days
10
Rainy days
Average snowy days
0
Snow days
Average temperatures
19°/10°
Temperatures
Average wind speed
16 km/h
Avg max wind
Average humidity
73 %
Avg humidity

Ancaster in May average weather

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Temperatures trend during May in Ancaster

See the weather trend as well as the moving average line

May weather day by day

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Date Weather Temperatures Rain UV More
1 May Cloudy
Cloudy
18° /8° 0 mm 4
2 May Partly cloudy
Partly cloudy
15° /8° 0 mm 5
3 May Patchy rain possible
Patchy rain possible
16° /10° 0.7 mm 4
4 May Fog
Fog
15° /12° 0.2 mm 4
5 May Light rain shower
Light rain shower
17° /11° 1 mm 4
6 May Sunny
Sunny
19° /9° 0 mm 5
7 May Patchy rain possible
Patchy rain possible
18° /8° 3.1 mm 4
8 May Fog
Fog
22° /11° 1.2 mm 5
9 May Light rain
Light rain
12° /8° 3.8 mm 3
10 May Overcast
Overcast
12° /8° 0.1 mm 3
11 May Light rain shower
Light rain shower
11° /6° 3.9 mm 3
12 May Patchy rain possible
Patchy rain possible
14° /7° 1.3 mm 3
13 May Light rain shower
Light rain shower
20° /11° 5.7 mm 5
14 May Moderate or heavy rain shower
Moderate or heavy rain shower
15° /10° 24.2 mm 4
15 May Overcast
Overcast
16° /10° 0 mm 4
16 May Patchy rain possible
Patchy rain possible
18° /11° 0.1 mm 4
17 May Overcast
Overcast
20° /12° 0 mm 5
18 May Fog
Fog
20° /12° 0 mm 5
19 May Patchy rain possible
Patchy rain possible
23° /12° 0.1 mm 5
20 May Moderate or heavy rain shower
Moderate or heavy rain shower
15° /10° 23.9 mm 4
21 May Partly cloudy
Partly cloudy
22° /8° 0 mm 6
22 May Cloudy
Cloudy
21° /13° 0.8 mm 5
23 May Cloudy
Cloudy
22° /11° 0 mm 5
24 May Patchy rain possible
Patchy rain possible
20° /10° 0.2 mm 5
25 May Sunny
Sunny
19° /8° 3.3 mm 5
26 May Sunny
Sunny
21° /7° 0 mm 6
27 May Sunny
Sunny
21° /11° 1.4 mm 6
28 May Sunny
Sunny
20° /10° 0.8 mm 5
29 May Sunny
Sunny
20° /10° 0 mm 5
30 May Sunny
Sunny
22° /9° 0 mm 6
31 May Sunny
Sunny
24° /11° 0 mm 7
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Important Notice
Our weather forecast for Ancaster 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 Ancaster forecast closer to your planned date for the most up-to-date weather information.

Ancaster in May - FAQ

What are the expected maximum and minimum temperatures in Ancaster during May?
Enjoy moderate daytime temperatures of up to 19° and cooler nights around 10°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Ancaster during May?
Moderate rainfall is anticipated in Ancaster during May, with a total of 71.4 mm spread over approximately 10 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Ancaster during May?
The average wind speed in Ancaster during May is 16 km/h, suggesting breezy to windy conditions, depending on your activities.

May rainfall patterns in Ancaster

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

UV exposure in Ancaster during May

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

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Location coordinates Where is Ancaster?

Get accurate weather forecasts for Ancaster, located at latitude 43.218 and longitude -79.987. Stay updated with localized weather information tailored for Ancaster.

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