5-day weather forecast Niagara Falls 03-05-2026

Weather forecast Niagara Falls Sunday, May 3 03.05.2026: sunny, temperature from 1 °C to 9 °C.

Precipitation probability 61%. Wind up to 6.5 m/s (gusts 11.92 m/s). Air humidity 54–83%, atmospheric pressure 759–763 mm Hg, UV index up to 5.9.

Sunrise 06:07
Sunset 20:20

Waning Gibbous98% illuminated
Moonrise 22:53 · Moonset 06:39

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Table

← Sat, May 2

Sun, May 3, 2026

Mon, May 4 →

Forecast from 1 °C to 9 °C and precipitation

Temperature & Precipitation
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Temperature (°C)	4	3	3	2	2	1	2	2	4	5	6	8	8	8	9	9	9	9	9	8	8	8	8	8
Precipitation (mm/hr)	0	0	0	0	0	0	0	0	0	0	0	0	0	0.05	0.03	0.03	0.19	0.13	0	0.01	0	0	0	0

Cloud cover and precipitation probability

Cloud cover & Rain chance
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Cloud cover (%)	10	12	11	5	6	10	14	12	21	26	10	34	91	76	92	100	89	57	65	99	71	56	29	32
Rain chance (%)	0	0	0	0	0	0	0	0	0	0	0	0	0	61	70	60	100	100	0	63	0	0	0	0

Wind speed and direction

Wind & Wind gust
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Wind (m/s)	2.31	2.81	2.89	3	2.89	2.89	2.89	2.69	2.89	3.11	3.39	4.31	4.61	5	6.39	5.81	5.61	5	5.19	5.69	5.61	6.19	6.31	6.5
Wind gust (m/s)	4.08	4.92	5	5.22	5.11	5.25	5.25	4.58	4.03	3.94	4.08	4.94	5.39	6.44	7.92	7.47	7.67	7.22	7.75	8.78	9.33	11.14	11.56	11.92
Wind direction (°)	WNW 303°	WNW 302°	WNW 296°	WNW 291°	WNW 286°	W 281°	W 277°	W 272°	W 269°	W 261°	WSW 248°	WSW 246°	WSW 242°	SW 235°	WSW 239°	WSW 240°	SW 231°	SW 229°	SW 220°	SW 225°	SW 218°	SW 223°	SW 225°	SW 227°

Air humidity

Humidity
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Humidity (%)	82	83	82	79	76	75	75	72	64	57	54	55	55	60	67	70	67	69	68	69	72	72	70	70

Atmospheric pressure

Pressure
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Pressure (mm Hg)	762	762	762	762	762	762	763	763	763	763	763	763	762	762	762	761	761	761	761	760	760	760	760	759

Ultraviolet index

UV Index
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
UV Index	0	0	0	0	0	0	0	0.1	0.6	1.5	2.7	4.2	5.4	5.9	5	4.3	2.9	1.5	0.8	0.3	0	0	0	0

← Sat, May 2

Sun, May 3, 2026

Mon, May 4 →

Niagara Falls on the map

Data Sources & Methodology

Our weather forecasts are powered by a professional weather data provider that aggregates data from national weather services, satellite observations, radar networks, and over 80,000 weather stations worldwide. Forecast data is updated multiple times daily. We convert raw data into clear summaries — wind speed in m/s, pressure in mmHg — so you can plan your day with confidence.

Learn more about our methodology →