Yellow advisoryFrost · in effect until 11:01 AMDetails
14-day forecast · Perth
30-day outlook →ThuSep 2419°3°SunnyClear5%
Day
Sunny. High 19.
- Wind
- N 10 km/h
- Wind gusts
- 17 km/h
- Precipitation
- 5% · 0 mm
- UV index (max)
- 5 Moderate
Night
Clear. Fog patches developing overnight. Low plus 3 with risk of frost.
- Low
- 3°
- Wind
- N 10 km/h
Sunrise6:54 AM
Sunset6:59 PM
Daylight12 h 5 min
Normal17° / 8°
TodaySep 2521°9°SunnyClear5%
Day
Sunny. Fog patches dissipating in the morning. Wind becoming northeast 20 km/h late in the morning. High 21. UV index 5 or moderate.
- Wind
- N 20 km/h
- Precipitation
- 5% · 0 mm
- UV index (max)
- 5 Moderate
Night
Clear. Low 9.
- Low
- 9°
- Wind
- N 10 km/h
Sunrise6:55 AM
Sunset6:57 PM
Daylight12 h 1 min
SatSep 2623°8°SunnyClear15%
Day
Sunny. High 23.
- Precipitation
- 15% · 0 mm
- UV index (max)
- 4 Moderate
Night
Clear. Low 8.
- Low
- 8°
Sunrise6:57 AM
Sunset6:55 PM
Daylight11 h 58 min
SunSep 2722°9°A mix of sun and cloudCloudy periods15%
Day
A mix of sun and cloud. High 22.
- Precipitation
- 15% · 0 mm
- UV index (max)
- 4 Moderate
Night
Cloudy periods. Low 9.
- Low
- 9°
Sunrise6:58 AM
Sunset6:53 PM
Daylight11 h 54 min
MonSep 2822°9°A mix of sun and cloudCloudy periods9%
Day
A mix of sun and cloud. High 22.
- Precipitation
- 9% · 0 mm
- UV index (max)
- 4 Moderate
Night
Cloudy periods. Low 9.
- Low
- 9°
Sunrise6:59 AM
Sunset6:51 PM
Daylight11 h 51 min
TueSep 2923°10°A mix of sun and cloudCloudy periods7%
Day
A mix of sun and cloud. High 23.
- Precipitation
- 7% · 0 mm
- UV index (max)
- 6 High
Night
Cloudy periods. Low 10.
- Low
- 10°
Sunrise7:00 AM
Sunset6:49 PM
Daylight11 h 48 min
WedSep 3023°13°A mix of sun and cloud12%
Day
A mix of sun and cloud. High 23.
- Precipitation
- 12% · 0 mm
- UV index (max)
- 6 High
Night
Low 13.
- Low
- 13°
Sunrise7:02 AM
Sunset6:47 PM
Daylight11 h 45 min
Days 8–14 · trend, lower confidence
ThuOct 121°11°ShowersNight low 11°72%
Day
Showers. High 21.
- Wind
- S 27 km/h
- Wind gusts
- 62 km/h
- Precipitation
- 72% · 6 mm
- UV index (max)
- 5 Moderate
Night
Low 11.
- Low
- 11°
Sunrise7:03 AM
Sunset6:45 PM
Daylight11 h 42 min
SourceExtended outlook
FriOct 219°9°SunnyNight low 9°7%
Day
Sunny. High 19.
- Wind
- SW 11 km/h
- Wind gusts
- 34 km/h
- Precipitation
- 7% · 0 mm
- UV index (max)
- 5 Moderate
Night
Low 9.
- Low
- 9°
Sunrise7:04 AM
Sunset6:44 PM
Daylight11 h 39 min
SourceExtended outlook
SatOct 314°9°Mostly cloudyNight low 9°89%
Day
Mostly cloudy. High 14.
- Wind
- NE 27 km/h
- Wind gusts
- 57 km/h
- Precipitation
- 89% · 22 mm
- UV index (max)
- 3 Moderate
Night
Low 9.
- Low
- 9°
Sunrise7:05 AM
Sunset6:42 PM
Daylight11 h 36 min
SourceExtended outlook
SunOct 411°7°ShowersNight low 7°92%
Day
Showers. High 11.
- Wind
- W 27 km/h
- Wind gusts
- 57 km/h
- Precipitation
- 92% · 38 mm
- UV index (max)
- 2 Low
Night
Low 7.
- Low
- 7°
Sunrise7:06 AM
Sunset6:40 PM
Daylight11 h 33 min
SourceExtended outlook
MonOct 513°6°Partly cloudyNight low 6°17%
Day
Partly cloudy. High 13.
- Wind
- W 20 km/h
- Wind gusts
- 49 km/h
- Precipitation
- 17% · 0.1 mm
- UV index (max)
- 4 Moderate
Night
Low 6.
- Low
- 6°
Sunrise7:08 AM
Sunset6:38 PM
Daylight11 h 30 min
SourceExtended outlook
TueOct 610°4°ShowersNight low 4°83%
Day
Showers. High 10.
- Wind
- SW 31 km/h
- Wind gusts
- 63 km/h
- Precipitation
- 83% · 4 mm
- UV index (max)
- 2 Low
Night
Low 4.
- Low
- 4°
Sunrise7:09 AM
Sunset6:36 PM
Daylight11 h 27 min
SourceExtended outlook
WedOct 77°3°Mostly cloudyNight low 3°15%
Day
Mostly cloudy. High 7.
- Wind
- W 28 km/h
- Wind gusts
- 56 km/h
- Precipitation
- 15% · 0 mm
- UV index (max)
- 3 Moderate
Night
Low 3.
- Low
- 3°
Sunrise7:10 AM
Sunset6:34 PM
Daylight11 h 24 min
SourceExtended outlook
14 days at a glance
Today →| Day | Weather | High | Low | Precip | Wind | UV |
|---|---|---|---|---|---|---|
| Today Sep 24 | Sunny | 19° | 3° | 5% · 0 mm | N 10 km/h | 5 |
| Fri Sep 25 | Sunny | 21° | 9° | 5% · 0 mm | N 20 km/h | 5 |
| Sat Sep 26 | Sunny | 23° | 8° | 15% · 0 mm | N 19 km/h | 4 |
| Sun Sep 27 | Partly cloudy | 22° | 9° | 15% · 0 mm | NE 22 km/h | 4 |
| Mon Sep 28 | Partly cloudy | 22° | 9° | 9% · 0 mm | NE 16 km/h | 4 |
| Tue Sep 29 | Partly cloudy | 23° | 10° | 7% · 0 mm | S 11 km/h | 6 |
| Wed Sep 30 | Partly cloudy | 23° | 13° | 12% · 0 mm | S 23 km/h | 6 |
| Thu Oct 1 | Showers | 21° | 11° | 72% · 6 mm | S 27 km/h | 5 |
| Fri Oct 2 | Sunny | 19° | 9° | 7% · 0 mm | SW 11 km/h | 5 |
| Sat Oct 3 | Mostly cloudy | 14° | 9° | 89% · 22 mm | NE 27 km/h | 3 |
| Sun Oct 4 | Showers | 11° | 7° | 92% · 38 mm | W 27 km/h | 2 |
| Mon Oct 5 | Partly cloudy | 13° | 6° | 17% · 0.1 mm | W 20 km/h | 4 |
| Tue Oct 6 | Showers | 10° | 4° | 83% · 4 mm | SW 31 km/h | 2 |
| Wed Oct 7 | Mostly cloudy | 7° | 3° | 15% · 0 mm | W 28 km/h | 3 |
Weather map — Perth
Perth →Forecast: Environment and Climate Change Canada (Smiths Falls - Perth - Eastern Lanark County), issued 3:30 PM · Days 8–14: WeatherAPI.com · weather.gc.ca · 44.9001°N, 76.2494°W · Elevation 134 m · Population 5,573 · Time zone America/Toronto