Mount Pearl in Fall
In fall (September, October and November), Mount Pearl sees average daytime highs around 11°C and overnight lows near 6°C, with 308 mm of precipitation over about 37 wet days across the season. It is the 2nd-warmest season and the 2nd-wettest season.
Over the season highs ease from about 18°C in early September to 5°C by late November. The sky is clear or mostly clear about 16% of the time across fall, and the air most often feels dry.
Fall is Mount Pearl's 2nd-best season to visit on our travel score. For the whole year in context, see Mount Pearl's year-round climate.
- Avg daytime high
- 11°C
- 2nd-warmest season
- Avg overnight low
- 6°C
- Precipitation
- 308 mm
- 37 wet days
- Avg wind
- 20 km/h
- Travel score
- 2.6
- 2nd-best season
- Months
- Sep · Oct · Nov
Temperature in Mount Pearl in Fall
Over the season highs ease from about 18°C in early September to 5°C by late November.
A typical fall day in Mount Pearl reaches about 11°C and drops to 6°C overnight. The warmest of the three months is September, the coolest November.
How fall really feels in Mount Pearl
Once humidity and wind are folded in, fall brings about 0 days that feel above 32°C and 33 that feel at or below 0°C.
The story in fall is cold — wind chill drags the overnight "feels like" below the raw low.
Mount Pearl weather by month
How the three fall months (September, October and November) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | -0° / -6° | 125 | 14.4 | 11.6 | 8.7 | 0.0 |
| Feb | -1° / -7° | 103 | 12.8 | 10 | 9.9 | 0.0 |
| Mar | 1° / -5° | 105 | 12.9 | 8.7 | 11.6 | 0.0 |
| Apr | 5° / -1° | 87 | 12.2 | 5.4 | 13.3 | 0.1 |
| May | 9° / 2° | 72 | 11.2 | 1.2 | 14.9 | 1.6 |
| Jun | 13° / 7° | 66 | 10.6 | 0 | 15.7 | 3.5 |
| Jul | 18° / 12° | 78 | 10.5 | 0 | 15.4 | 5.6 |
| Aug | 19° / 13° | 80 | 10.4 | 0 | 14.1 | 5.9 |
| Sep | 16° / 10° | 93 | 10.7 | 0 | 12.4 | 4.7 |
| Oct | 11° / 6° | 105 | 12.5 | 0.3 | 10.6 | 2.4 |
| Nov | 7° / 2° | 110 | 13.6 | 3 | 9.1 | 0.6 |
| Dec | 2° / -3° | 127 | 15.3 | 8.8 | 8.3 | 0.0 |
Cloud cover in Fall
The sky is clear or mostly clear about 16% of the time across fall.
Chance of precipitation in Fall
Mount Pearl gets around 308 mm of rain and snow over 37 wet days across fall. The line is the day-by-day chance of measurable precipitation.
Humidity in Fall
Most of fall feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Fall
Winds average 20 km/h across fall.
Sunrise & sunset in Fall
Daylight runs from about 13 h 12 min in early September to 8 h 36 min by late November. The lit band spans sunrise to sunset each day.
Solar energy in Fall
Average shortwave solar energy reaching the ground each day across fall, about 2.2 kWh/m².
Is fall a good time to visit Mount Pearl?
Our two travel scores rate fall for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
fall is a weaker month for outdoor sightseeing in Mount Pearl.
What to pack for Mount Pearl in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, Mount Pearl sees daytime highs around 11°C and nights near 6°C. Pack a warm layer and rain gear. Worth having: a heavy coat and a windbreaker. About 37 days see rain.
Sea temperature near Mount Pearl in Fall
The nearest coast averages about 9°C across fall — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 14 km away) is warmest in August at about 14°C and coldest in March near -0°C.
The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 1 | 0 | 0 | 1 | 3 | 6 | 11 | 14 | 12 | 9 | 6 | 3 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 1 | Bracing |
| Feb | 0 | Bracing |
| Mar | 0 | Bracing |
| Apr | 1 | Bracing |
| May | 3 | Bracing |
| Jun | 6 | Bracing |
| Jul | 11 | Bracing |
| Aug | 14 | Bracing |
| Sep | 12 | Bracing |
| Oct | 9 | Bracing |
| Nov | 6 | Bracing |
| Dec | 3 | Bracing |
UV index in Mount Pearl in Fall
Clear-sky midday UV across fall averages around 3. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Mount Pearl peaks around June 14 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 at about 1 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 6 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 1 | 2 | 3 | 5 | 7 | 8 | 7 | 6 | 4 | 3 | 2 | 1 |
| Level | Low | Low | Moderate | Moderate | Very high | Very high | High | High | Moderate | Moderate | Low | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 1 | Low |
| Feb | 2 | Low |
| Mar | 3 | Moderate |
| Apr | 5 | Moderate |
| May | 7 | Very high |
| Jun | 8 | Very high |
| Jul | 7 | High |
| Aug | 6 | High |
| Sep | 4 | Moderate |
| Oct | 3 | Moderate |
| Nov | 2 | Low |
| Dec | 1 | Low |
Where is Mount Pearl?
Mount Pearl sits at 47.5°N, 52.8°W, 109 m above sea level, in Canada. The nearest listed city is St. John's, 8.0 km away.
Topography around Mount Pearl
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Mount Pearl.
Within 3 km, the terrain around Mount Pearl has only modest variations in elevation — a maximum elevation change of 224 m around an average of 134 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 270 m; within 80 km, significant variations in elevation — a maximum elevation change of 327 m.
The land around Mount Pearl is covered by trees (43%), grassland (28%) and artificial surfaces (27%) within 3 km, trees (48%) and water (31%) within 16 km, and water (56%) and trees (26%) within 80 km.
Canada travel facts
- Travel advisory
- Level 1
- Exercise Normal Precautions
- Power plugs
- Type A / B
- 120 V · 60 Hz
- Prices
- ≈ 83% of US
- price level, 2025
- GDP per capita
- $55,698
- 2025
- Happiness
- 6.7 / 10
- World Happiness, 2025
- Safe drinking water
- 97%
- of population, 2024
- Homicide rate
- 2
- per 100k, 2023
- Road deaths
- 5.3
- per 100k/yr, 2019
- Income group
- High
- World Bank
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Mount Pearl (47.5166°, -52.7814°, elevation 109 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.