5-day weather forecast Niagara Falls 23-07-2026

Weather forecast Niagara Falls Thursday, July 23 23.07.2026: sunny, temperature from 13 °C to 24 °C.

Precipitation probability 19%. Wind up to 6.11 m/s (gusts 8.33 m/s). Air humidity 42–75%, atmospheric pressure 762–765 mm Hg, UV index up to 7.4.

Weather Alerts

Hide alerts

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 05:57
Sunset 20:47

Waxing Gibbous74% illuminated
Moonrise 16:45 · Moonset 00:50

Chart

Table

← Wed, Jul 22

Thu, Jul 23, 2026

Fri, Jul 24 →

Forecast from 13 °C to 24 °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)	14	14	13	13	13	13	13	14	16	18	20	21	23	24	24	23	23	24	23	23	22	20	19	19
Precipitation (mm/hr)	0.03	0.05	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	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 (%)	84	81	23	46	28	21	14	13	25	15	9	10	12	17	29	51	28	21	9	9	10	8	6	5
Rain chance (%)	17	19	8	11	10	9	8	7	7	4	3	2	2	2	3	4	3	2	2	2	3	4	4	4

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)	2.11	2.5	1.31	2.11	3.61	3.5	3.89	4.61	5.39	5.81	6.11	5.31	5	4.69	4.5	5.11	3.39	5.19	4.19	3.5	3	2.81	3	3.11
Wind gust (m/s)	4	4.75	2.56	4.14	6.89	6.97	7.83	8.33	7.56	7.42	7.25	6.11	5.75	5.42	5.31	6.94	5	6.86	6.64	5.58	5.64	5.89	6.31	6.5
Wind direction (°)	W 277°	WNW 299°	WNW 282°	SW 220°	WSW 253°	WSW 241°	WSW 239°	W 260°	W 267°	WNW 282°	WNW 293°	WNW 299°	WNW 301°	WNW 301°	WNW 293°	WNW 300°	WNW 300°	WNW 291°	WNW 283°	W 277°	W 274°	W 274°	W 267°	WSW 248°

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 (%)	69	71	71	73	75	74	75	72	67	61	54	51	46	43	42	46	46	43	48	50	58	61	63	63

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	763	763	763	763	764	764	764	764	764	764	764	764	764	764	764	764	764	764	765	765

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	0.2	0.8	1.9	3.4	5.2	6.7	7.4	7.2	5.5	3.4	2.1	0.9	0.4	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)	5.6	5.5	5	4.4	3.9	3.5	3.3	3.2	3.2	3.4	4	4.5	5.5	6.1	7.4	8.8	9.8	10.4	10.8	11	11.6	11.5	10.7	10.2
PM10 (µg/m³)	5.9	5.8	5.2	4.6	4	3.6	3.4	3.3	3.3	3.6	4.1	4.7	5.7	6.4	7.7	9.3	10.5	11.2	11.7	11.9	12.4	12.2	11.3	10.7
Ozone (O₃) (µg/m³)	56	53	50	47	45	43	41	40	42	48	56	65	76	87	96	102	105	104	98	89	80	73	67	62
NO₂ (µg/m³)	9.6	10.7	11.5	11.8	11.7	11.3	10.6	9.6	8.6	7.7	6.9	6	5	3.9	3.2	2.6	2.4	3.3	6.2	10.2	13.6	15.7	17.1	18.2
SO₂ (µg/m³)	2.6	2.8	2.9	3	3	3	3	3	3	3	3.1	3	2.8	2.4	2.2	2.1	2.1	2.1	2.2	2.2	2.4	2.6	2.9	3.2
CO (µg/m³)	180	214	245	270	292	305	303	292	281	279	277	262	222	168	129	112	109	119	152	198	227	220	196	180

← Wed, Jul 22

Thu, Jul 23, 2026

Fri, Jul 24 →

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 →