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Weather in Niagara Falls for May 2025

Your guide to Niagara Falls weather in May - trends and predictions
  • In general, the average temperature in Niagara Falls at the beginning of May is 17 °F. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 19.1 °F by the end of May.

  • Expect significant rainfall in Niagara Falls during May, with an average of 18 rainy days.

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Average dry days
13
Dry days
Average rainy days
18
Rainy days
Average snowy days
0
Snow days
Average temperatures
18°/11°
Temperatures
Average wind speed
16 km/h
Avg max wind
Average humidity
77 %
Avg humidity

Niagara Falls in May average weather

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Temperatures trend during May in Niagara Falls

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
May 1 Cloudy
Cloudy
16° /9° 0.1 mm 4
May 2 Partly cloudy
Partly cloudy
14° /9° 0 mm 4
May 3 Patchy rain possible
Patchy rain possible
22° /10° 6.8 mm 5
May 4 Light drizzle
Light drizzle
15° /11° 1 mm 4
May 5 Patchy rain possible
Patchy rain possible
15° /11° 1.4 mm 4
May 6 Sunny
Sunny
18° /10° 0.3 mm 5
May 7 Partly cloudy
Partly cloudy
19° /8° 2.4 mm 5
May 8 Light rain shower
Light rain shower
19° /13° 2.4 mm 4
May 9 Moderate rain
Moderate rain
11° /9° 6.7 mm 3
May 10 Patchy rain possible
Patchy rain possible
12° /8° 0.3 mm 3
May 11 Light rain shower
Light rain shower
12° /7° 4.7 mm 3
May 12 Patchy rain possible
Patchy rain possible
12° /7° 0.4 mm 3
May 13 Light rain shower
Light rain shower
17° /10° 8 mm 4
May 14 Light rain shower
Light rain shower
14° /10° 20.3 mm 3
May 15 Fog
Fog
17° /11° 0.1 mm 4
May 16 Patchy rain possible
Patchy rain possible
18° /12° 0.1 mm 4
May 17 Patchy rain possible
Patchy rain possible
20° /12° 0.2 mm 5
May 18 Patchy rain possible
Patchy rain possible
21° /13° 0.6 mm 5
May 19 Mist
Mist
22° /13° 0 mm 5
May 20 Partly cloudy
Partly cloudy
23° /14° 0 mm 6
May 21 Patchy light rain with thunder
Patchy light rain with thunder
24° /18° 0.9 mm 5
May 22 Light rain shower
Light rain shower
24° /17° 2 mm 5
May 23 Patchy rain possible
Patchy rain possible
22° /15° 0.8 mm 5
May 24 Sunny
Sunny
22° /14° 0 mm 6
May 25 Moderate or heavy rain with thunder
Moderate or heavy rain with thunder
22° /11° 7.8 mm 5
May 26 Partly cloudy
Partly cloudy
22° /11° 0 mm 6
May 27 Light rain shower
Light rain shower
22° /17° 3.6 mm 5
May 28 Light rain shower
Light rain shower
17° /11° 3.7 mm 4
May 29 Mist
Mist
15° /10° 0 mm 4
May 30 Sunny
Sunny
17° /9° 0 mm 5
May 31 Cloudy
Cloudy
19° /9° 0 mm 4
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Important Notice
Our weather forecast for Niagara Falls 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 Niagara Falls forecast closer to your planned date for the most up-to-date weather information.

Niagara Falls in May - FAQ

What are the expected maximum and minimum temperatures in Niagara Falls during May?
Enjoy moderate daytime temperatures of up to 18° and cooler nights around 11°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Niagara Falls during May?
Moderate rainfall is anticipated in Niagara Falls during May, with a total of 74.7 mm spread over approximately 18 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Niagara Falls during May?
The average wind speed in Niagara Falls during May is 16 km/h, suggesting breezy to windy conditions, depending on your activities.

May rainfall patterns in Niagara Falls

Explore the daily rainfall trends and prepare for Niagara Fallss May weather 💧

UV exposure in Niagara Falls during May

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

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Location coordinates Where is Niagara Falls?

Get accurate weather forecasts for Niagara Falls, located at latitude 43.095 and longitude -79.057. Stay updated with localized weather information tailored for Niagara Falls.

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