5-day weather forecast Niagara 20-07-2026

Weather forecast Niagara Monday, July 20 20.07.2026: sunny, temperature from 16 °C to 32 °C.

Precipitation probability 91%. Wind up to 7.31 m/s (gusts 10.42 m/s). Air humidity 50–99%, atmospheric pressure 748–759 mm Hg, UV index up to 5.4.

Sunrise 05:21
Sunset 20:34

First Quarter43% illuminated
Moonrise 12:57 · Moonset 23:26

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Table

← Sun, Jul 19

Mon, Jul 20, 2026

Tue, Jul 21 →

Forecast from 16 °C to 32 °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)	18	17	18	18	19	19	19	21	22	24	24	25	26	28	29	25	30	32	31	26	16	17	17	18
Precipitation (mm/hr)	0	0	0	0	0	0	0	0.01	0	0.21	0.01	0	0	0.01	0.55	0.02	0	0	0.04	22.47	8.7	1.87	0.69	0.09

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 (%)	13	14	9	8	7	14	33	58	47	100	77	60	23	80	80	84	20	49	85	61	81	73	79	68
Rain chance (%)	15	16	15	13	13	14	15	18	14	37	16	11	5	10	36	20	3	5	13	81	91	77	66	36

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)	2.61	2.19	2.5	2.61	2.39	2.81	2.81	3.5	3.89	4.89	4.31	4.81	6.11	6.11	7.31	5.69	6.39	6	6	5.89	0.81	1.89	2.69	3.69
Wind gust (m/s)	5.47	4.61	5.25	5.47	5	5.47	4.92	5.11	4.94	5.72	5.53	5.53	7.03	7.03	8.39	8.58	7.36	6.89	7.58	10.42	1.67	4	5.67	7.78
Wind direction (°)	S 191°	SSW 204°	SSW 200°	SSW 208°	SSW 209°	SSW 212°	SSW 209°	SSW 208°	SSW 207°	SW 224°	SW 215°	SSW 207°	SSW 196°	SW 229°	SW 226°	SW 216°	SSW 210°	SW 216°	SW 217°	WSW 252°	NW 314°	WSW 242°	SSW 210°	SSW 196°

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 (%)	92	94	93	89	88	89	87	84	80	70	74	69	64	57	53	76	53	50	56	78	97	99	99	99

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	759	759	758	758	758	758	758	758	758	757	756	754	755	754	753	752	751	749	748	752	751	751	751

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	0.6	1	1.4	1.5	4.2	4.6	5.4	2.7	2.7	1.4	0.6	0.2	0	0	0	0

← Sun, Jul 19

Mon, Jul 20, 2026

Tue, Jul 21 →

Niagara 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 →