5-day weather forecast Niagara Falls 04-05-2026

Weather forecast Niagara Falls Monday, May 4 04.05.2026: patchy rain possible, temperature from 8 °C to 12 °C.

Precipitation probability 88%. Wind up to 9.39 m/s (gusts 16.58 m/s). Air humidity 71–97%, atmospheric pressure 750–759 mm Hg, UV index up to 3.

Sunrise 06:06
Sunset 20:21

Waning Gibbous95% illuminated
Moonrise 23:51 · Moonset 07:19

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Table

← Sun, May 3

Mon, May 4, 2026

Forecast from 8 °C to 12 °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)	8	8	8	8	8	8	8	8	8	9	9	9	10	11	11	11	11	12	12	12	12	12	12	12
Precipitation (mm/hr)	0	0	0	0	0	0	0.02	0.02	0.23	0.05	0.04	0.01	0.03	0	0	0.01	0.11	0.07	0.01	0.88	3.07	0.19	4.74	1.55

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 (%)	49	33	25	22	62	84	100	100	100	100	100	100	100	100	100	100	100	100	100	91	99	100	100	92
Rain chance (%)	0	0	0	0	0	0	88	63	100	75	86	63	74	0	0	60	100	100	66	100	100	100	100	100

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)	6.5	5.81	5.69	5.5	5.5	6.19	6.5	6	5.5	5.89	6.5	6.61	6.69	6.61	7.31	6.5	6.69	6.39	6.81	7	7.39	7.61	8.69	9.39
Wind gust (m/s)	11.89	10.47	10.44	9.92	9.86	10.81	10.61	9.61	8.61	9.17	9.69	10.14	9.89	9.89	10.06	9.78	10.53	10.5	11.58	11.92	12.78	13.19	14.89	16.58
Wind direction (°)	SW 223°	SW 214°	SSW 211°	SSW 211°	SSW 211°	SSW 211°	SSW 206°	SSW 201°	SSW 193°	SSW 193°	SSW 202°	SSW 204°	SSW 208°	SSW 202°	SSW 207°	SSW 211°	SSW 211°	SSW 207°	SSW 203°	SSW 200°	SSW 203°	SW 218°	SW 219°	SW 219°

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 (%)	72	74	72	71	71	72	78	81	76	74	79	83	83	84	80	84	87	91	90	91	97	96	96	94

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)	759	758	758	758	758	758	757	757	757	756	755	755	755	755	754	753	753	752	752	751	751	751	750	750

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	0.4	2	2	2	2	2	3	3	3	3	3	3	3	0	0	0

← Sun, May 3

Mon, May 4, 2026

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 →