5-day weather forecast Niagara Falls Sep 23, 2026
16°Weather forecast Niagara Falls today Sep 23, 2026: sunny, temperature from 11 °C to 21 °C.
Precipitation probability 9%. Wind up to 5.81 m/s (gusts 11.39 m/s). Air humidity 31–79%, atmospheric pressure 772–774 mm Hg, UV index up to 5.1.
Weather Alerts
Beach Hazards Statement issued September 23 at 8:04AM EDT until September 23 at 8:00PM EDT by NWS Buffalo NY
Beach Hazards Statement
* WHAT...Strong currents and dangerous swimming conditions.
* WHERE...Beaches of Niagara county.
* WHEN...Until 8 PM EDT this evening.
* IMPACTS...Strong currents and dangerous swimming conditions.
Stay out of the water to avoid dangerous swimming conditions.
5 days at a glance — tap a day to open it
Sunrise 07:04
Sunset 19:12
Sunset 19:12
Waxing Gibbous95% illuminated
Moonrise 17:59 · Moonset 03:56
Moonrise 17:59 · Moonset 03:56
Chart
Table
Wed, Sep 23, 2026
| Time | Weather | Temperature | Rain chance | Cloud cover | Humidity | Pressure | Wind | UV Index |
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Clear | 12 °C | 5% | 0% | 67% | 772 mm Hg | ENE 69° 3.61 (11.11) m/s | 0 |
| 01:00 | Clear | 12 °C | 6% | 0% | 71% | 773 mm Hg | ENE 70° 3.39 (10.92) m/s | 0 |
| 02:00 | Clear | 12 °C | 7% | 0% | 74% | 773 mm Hg | ENE 65° 3.39 (10.33) m/s | 0 |
| 03:00 | Clear | 12 °C | 8% | 0% | 76% | 773 mm Hg | ENE 70° 3.31 (10.11) m/s | 0 |
| 04:00 | Clear | 12 °C | 9% | 0% | 78% | 773 mm Hg | ENE 73° 3.11 (9.11) m/s | 0 |
| 05:00 | Clear | 11 °C | 8% | 5% | 75% | 773 mm Hg | E 80° 3.11 (8.39) m/s | 0 |
| 06:00 | Clear | 11 °C | 8% | 5% | 77% | 773 mm Hg | E 85° 2.89 (7.61) m/s | 0 |
| 07:00 | Clear | 11 °C | 9% | 5% | 79% | 774 mm Hg | E 91° 2.61 (6.92) m/s | 0 |
| 08:00 |  Sunny | 11 °C | 7% | 5% | 74% | 774 mm Hg | E 97° 2.61 (8) m/s | 0.2 |
| 09:00 | Sunny | 13 °C | 4% | 1% | 62% | 774 mm Hg | E 100° 3.5 (8.17) m/s | 0.7 |
| 10:00 | Sunny | 15 °C | 2% | 0% | 48% | 774 mm Hg | E 93° 4.19 (7.81) m/s | 1.8 |
| 11:00 | Sunny | 17 °C | 1% | 0% | 40% | 774 mm Hg | E 91° 5.19 (8.64) m/s | 3.2 |
| 12:00 | Sunny | 18 °C | 1% | 3% | 36% | 774 mm Hg | E 91° 5.81 (8.5) m/s | 4.4 |
| 13:00 | Sunny | 20 °C | 1% | 12% | 33% | 773 mm Hg | E 89° 5.69 (8.03) m/s | 5.1 |
| 14:00 | Partly cloudy | 20 °C | 2% | 27% | 31% | 773 mm Hg | E 88° 5.81 (8) m/s | 4.9 |
| 15:00 | Partly cloudy | 21 °C | 4% | 57% | 31% | 773 mm Hg | E 86° 5.81 (7.92) m/s | 3.9 |
| 16:00 |  Cloudy | 21 °C | 5% | 63% | 31% | 773 mm Hg | E 84° 5.61 (7.61) m/s | 2.5 |
| 17:00 | Cloudy | 20 °C | 5% | 63% | 34% | 773 mm Hg | ENE 78° 5.61 (7.81) m/s | 1.2 |
| 18:00 | Partly cloudy | 19 °C | 3% | 33% | 42% | 773 mm Hg | ENE 65° 5.11 (8.31) m/s | 0.4 |
| 19:00 | Partly cloudy | 16 °C | 5% | 41% | 54% | 773 mm Hg | ENE 62° 4.89 (9.31) m/s | 0 |
| 20:00 |  Partly cloudy | 15 °C | 6% | 38% | 61% | 773 mm Hg | ENE 67° 4.61 (11) m/s | 0 |
| 21:00 | Partly cloudy | 14 °C | 7% | 43% | 62% | 774 mm Hg | ENE 76° 4.39 (11.39) m/s | 0 |
| 22:00 | Partly cloudy | 14 °C | 7% | 43% | 62% | 774 mm Hg | E 86° 3.81 (10.83) m/s | 0 |
| 23:00 | Partly cloudy | 14 °C | 8% | 51% | 62% | 774 mm Hg | E 89° 3.39 (10.03) m/s | 0 |
Wed, Sep 23, 2026
Frequently asked questions about the 5-day weather in Niagara Falls
What will the weather be like in Niagara Falls over the next 5 days?
Over the next 5 days in Niagara Falls the temperature is expected to range from about 11 to 22 °C. See the detailed hourly forecast for each of the 5 days in the charts above.
On which of the next 5 days will it rain in Niagara Falls?
The chance of rain in Niagara Falls over the next 5 days reaches 22%. Check the 5-day precipitation chart above to see exactly which days and hours bring rain.
How accurate is the 5-day weather forecast for Niagara Falls?
A 5-day forecast is fairly reliable: the first 2–3 days are usually very accurate, while days 4–5 may be refined. The data is updated several times a day, so check back before important plans.
Which of the next 5 days in Niagara Falls will be the warmest and which the coolest?
Over the next 5 days the temperature in Niagara Falls ranges from about 11 to 22 °C. Compare the warmest and coolest day on the temperature chart above.
Will it be windy in Niagara Falls over the next 5 days?
Over the next 5 days the wind in Niagara Falls picks up to 6 m/s. The windiest days are easy to spot on the wind chart above.
Which day of the week in Niagara Falls is best for a walk or a trip?
For a walk or a trip, pick the days with the lowest chance of rain (up to 22%) and light wind — easy to compare on the 5-day charts above.
How can I best use the 5-day forecast for Niagara Falls?
The first 2–3 days are reliable enough for firm decisions, while days 4–5 are a guide that sharpens as they approach. The forecast is updated several times a day, so check again before important plans.
Will I need an umbrella or sunscreen in Niagara Falls this week?
Rain reaches a 22% chance across the next 5 days, so pack something waterproof for the wettest of them — the daily strip above shows which. Today’s UV index peaks at 5.1; sunscreen is worth it from about 3 upwards.
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.