Saint-Pierre in Summer
In summer (June, July and August), Saint-Pierre sees average daytime highs around 13°C and overnight lows near 12°C, with 311 mm of rain over about 34 wet days across the season. It is the warmest season of the year and the driest season of the year.
Over the season highs climb from about 7°C in early June to 17°C by late August. The sky is clear or mostly clear about 26% of the time across summer, and the air most often feels dry.
Summer is Saint-Pierre's best season of the year to visit on our travel score. For the whole year in context, see Saint-Pierre's year-round climate.
- Avg daytime high
- 13°C
- warmest season of the year
- Avg overnight low
- 12°C
- Rainfall
- 311 mm
- 34 wet days
- Avg wind
- 23 km/h
- Travel score
- 3.6
- best season of the year
- Months
- Jun · Jul · Aug
Temperature in Saint-Pierre in Summer
Over the season highs climb from about 7°C in early June to 17°C by late August.
A typical summer day in Saint-Pierre reaches about 13°C and drops to 12°C overnight. The warmest of the three months is August, the coolest June.
How summer really feels in Saint-Pierre
Once humidity and wind are folded in, summer brings about 0 days that feel above 32°C and 0 that feel at or below 0°C.
summer sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Saint-Pierre weather by month
How the three summer months (June, July and August) 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 | 1° / -3° | 141 | 17.6 | 15.1 | 8.8 | 0.0 |
| Feb | 0° / -4° | 122 | 15.2 | 12.9 | 10 | 0.0 |
| Mar | 1° / -2° | 124 | 13.8 | 9.6 | 11.6 | 0.0 |
| Apr | 3° / 1° | 109 | 13.2 | 4.6 | 13.3 | 0.0 |
| May | 5° / 4° | 102 | 11.4 | 0.5 | 14.8 | 0.2 |
| Jun | 9° / 8° | 104 | 11.3 | 0 | 15.6 | 1.8 |
| Jul | 14° / 13° | 109 | 11.8 | 0 | 15.3 | 3.8 |
| Aug | 17° / 16° | 99 | 11.2 | 0 | 14 | 5.2 |
| Sep | 15° / 13° | 125 | 11 | 0 | 12.4 | 4.4 |
| Oct | 11° / 9° | 141 | 12.6 | 0.1 | 10.6 | 2.5 |
| Nov | 7° / 4° | 143 | 15.6 | 2.4 | 9.2 | 0.8 |
| Dec | 4° / 0° | 151 | 17.9 | 10 | 8.4 | 0.0 |
Cloud cover in Summer
The sky is clear or mostly clear about 26% of the time across summer.
Chance of precipitation in Summer
Saint-Pierre gets around 311 mm of rain over 34 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 23 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 15 h 24 min in early June to 13 h 12 min by late August. The lit band spans sunrise to sunset each day.
Solar energy in Summer
Average shortwave solar energy reaching the ground each day across summer, about 5.3 kWh/m².
Is summer a good time to visit Saint-Pierre?
Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
summer is a weaker month for outdoor sightseeing in Saint-Pierre.
What to pack for Saint-Pierre in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Saint-Pierre sees daytime highs around 13°C and nights near 12°C. Pack a warm layer. Worth having: rain gear, sun protection and a windbreaker. About 34 days see rain.
Sea temperature near Saint-Pierre in Summer
The nearest coast averages about 12°C across summer — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea offshore is warmest in August at about 16°C and coldest in March near 1°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) | 2 | 1 | 1 | 2 | 4 | 7 | 12 | 16 | 14 | 10 | 7 | 4 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Cool | Bracing | Bracing | Bracing | Bracing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 2 | Bracing |
| Feb | 1 | Bracing |
| Mar | 1 | Bracing |
| Apr | 2 | Bracing |
| May | 4 | Bracing |
| Jun | 7 | Bracing |
| Jul | 12 | Bracing |
| Aug | 16 | Cool |
| Sep | 14 | Bracing |
| Oct | 10 | Bracing |
| Nov | 7 | Bracing |
| Dec | 4 | Bracing |
UV index in Saint-Pierre in Summer
Clear-sky midday UV across summer averages around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Saint-Pierre peaks around June 17 at about 9 (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 | 9 | 7 | 5 | 5 | 3 | 1 | 1 |
| Level | Low | Low | Moderate | High | High | Very high | High | High | Moderate | Moderate | Low | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 1 | Low |
| Feb | 2 | Low |
| Mar | 3 | Moderate |
| Apr | 5 | High |
| May | 7 | High |
| Jun | 9 | Very high |
| Jul | 7 | High |
| Aug | 5 | High |
| Sep | 5 | Moderate |
| Oct | 3 | Moderate |
| Nov | 1 | Low |
| Dec | 1 | Low |
Where is Saint-Pierre?
Saint-Pierre sits at 46.8°N, 56.2°W, 30 m above sea level, in Saint Pierre and Miquelon. The nearest listed city is Conception Bay South, 253 km away.
Topography around Saint-Pierre
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Saint-Pierre.
Within 3 km, the terrain around Saint-Pierre has only modest variations in elevation — a maximum elevation change of 200 m around an average of 46 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 200 m; within 80 km, significant variations in elevation — a maximum elevation change of 276 m.
The land around Saint-Pierre is covered by grassland (39%) and water (38%) within 3 km, water (88%) within 16 km, and water (85%) within 80 km.
Saint Pierre and Miquelon travel facts
- Power plugs
- Type C / E / F
- 230 V · 50 Hz
- 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 Saint-Pierre (46.7791°, -56.1773°, elevation 30 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.