5-day weather forecast Niagara Falls 22-07-2026

Weather forecast Niagara Falls tomorrow 22.07.2026: patchy rain possible, temperature from 15 °C to 20 °C.

Precipitation probability 25%. Wind up to 6.69 m/s (gusts 9.92 m/s). Air humidity 50–89%, atmospheric pressure 753–762 mm Hg, UV index up to 3.7.

Weather Alerts

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MinorJul 20, 03:56 PM — Jul 21, 12:00 AMTranslate with Google

Small Craft Advisory issued July 20 at 3:56PM EDT until July 21 at 9:00PM EDT by NWS Buffalo NY

Small Craft Advisory

* WHAT...Southwest winds 10 to 20 knots expected. * WHERE...The Upper Niagara River and Buffalo Harbor. * WHEN...From 10 AM to 9 PM EDT Tuesday. * IMPACTS...Winds and/or waves will cause hazardous conditions that could capsize or damage small craft.

Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions.

MinorJul 20, 11:57 PM — Jul 21, 10:00 AMTranslate with Google

Small Craft Advisory issued July 20 at 11:57PM EDT until July 21 at 9:00PM EDT by NWS Buffalo NY

Small Craft Advisory

* WHAT...Southwest winds 15 to 20 knots expected. * WHERE...The Upper Niagara River and Buffalo Harbor. * WHEN...From 10 AM to 9 PM EDT Tuesday. * IMPACTS...Winds and/or waves will cause hazardous conditions that could capsize or damage small craft.

Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions.

Sunrise 05:56
Sunset 20:48

First Quarter64% illuminated
Moonrise 15:37 · Moonset 00:20

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Table

← Tue, Jul 21

Wed, Jul 22, 2026

Thu, Jul 23 →

Forecast from 15 °C to 20 °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)	17	16	15	15	16	16	16	16	16	16	17	19	19	19	19	19	20	19	19	20	18	18	17	16
Precipitation (mm/hr)	0	0	0	0	0	0.01	0.01	0.03	0.02	0.01	0.04	0.06	0.05	0.05	0.06	0.07	0.05	0.02	0	0	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 (%)	22	57	86	75	89	71	97	89	83	72	51	100	81	87	100	86	76	57	39	32	44	46	6	2
Rain chance (%)	14	20	25	21	20	13	17	17	15	12	10	17	17	17	18	17	12	8	5	4	6	6	3	3

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)	6.19	6.19	5.89	5.89	6	6.69	6.31	6.19	6.19	5.89	6.61	6.69	6.19	5.31	4.81	4.39	5.19	4.5	3.81	2.81	1.39	1.5	2.5	3.11
Wind gust (m/s)	9.92	9.47	8.83	8.61	8.75	9.56	9.03	8.78	8.64	8.03	8.25	7.72	8	7.14	6.44	5.97	6.89	6.42	5.47	4.03	2.44	2.61	4.42	6.08
Wind direction (°)	WNW 286°	WNW 286°	W 281°	W 281°	WNW 283°	WNW 289°	WNW 288°	WNW 285°	WNW 284°	WNW 285°	WNW 289°	WNW 292°	WNW 297°	NW 305°	NW 310°	NW 307°	NW 311°	NW 314°	NW 311°	NW 320°	NNW 334°	NW 304°	WNW 289°	WNW 287°

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 (%)	88	89	88	83	77	70	67	66	67	66	61	55	56	57	57	57	54	56	54	50	57	54	55	59

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)	753	754	754	755	755	755	755	756	757	758	758	758	758	758	759	759	760	760	761	761	761	761	762	762

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	0.2	0.7	2	2.9	2.9	3.7	2.8	2	2.2	1.7	0.6	0.3	0.1	0	0	0

Air quality & pollen

Air quality
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
PM2.5 (µg/m³)	2.1	1.2	0.8	0.7	0.7	0.8	0.9	1	1.3	1.7	1.7	1.6	1.4	1.3	1.2	1.2	1.1	1.3	1.8	2.4	3.2	4	4.7	5.3
PM10 (µg/m³)	2.1	1.2	0.8	0.7	0.7	0.8	0.9	1	1.3	1.7	1.7	1.6	1.4	1.3	1.2	1.2	1.1	1.3	1.9	2.5	3.3	4.2	4.9	5.6
Ozone (O₃) (µg/m³)	64	61	59	56	54	54	57	63	67	68	68	68	70	72	74	74	73	72	69	66	63	61	61	59
NO₂ (µg/m³)	9.1	6.8	5.1	4.6	4.6	4.6	4.2	3.7	3.4	3.3	3.4	3.4	3.1	2.6	2.4	2.5	2.8	3.3	4	4.9	5.8	6.7	7.6	8.5
SO₂ (µg/m³)	2.1	1.9	1.7	1.6	1.6	1.6	1.5	1.5	1.4	1.4	1.4	1.4	1.4	1.4	1.4	1.4	1.3	1.3	1.4	1.4	1.6	1.8	2.1	2.4
CO (µg/m³)	250	260	265	261	251	245	251	260	261	245	220	198	185	175	167	159	151	145	139	134	133	135	140	153

← Tue, Jul 21

Wed, Jul 22, 2026

Thu, Jul 23 →

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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 →