Lorient, France experiences average highs of 16°C (61°F) and lows of 11°C (52°F) throughout the year. Rainfall is moderate, averaging about 11 rainy days per month. Sunshine is abundant, averaging about 9 hours per day. Average highs have warmed by 0.7°C (1.3°F) across the available records.
Lorient, France Weather & Climate 2026
Monthly climate averages for Lorient, France. Based on 10-year ERA5 reanalysis data.
Climate Overview
Drier season: Apr–Sep 
Wetter season: Jan–Dec At-a-Glance Climate Summary
Live Weather & Air Quality
Key figures
Climate Score
5.9/10
Best: May, June, July, August, September
UV Index
4
Low
Temperature 16°C / 11°C
Feels Like 13°C / 7°C
Rainy Days 11
Rainfall 70 mm
Sunshine 9 h
Humidity 79%
Wind Speed 27 km/h
Dew Point 9°C
Snow Days 1 days
Frost Days 2 days
Hottest Month
22°C
July
Avg Low 16°C
Rain 7 days
Coldest Month
6°C
January
Avg High 10°C
Rain 14 days
Driest Month
7 days
July
Avg High 22°C
Avg Low 16°C
Windiest Month
31 km/h
December (Gusts 48)
Sea Temperature
10°C – 18°C
Warmest water: September (
17.8°C
)
Worst Time to Visit
Consider avoiding January, December due to frequent rain.
Sun Position
Sunrise 06:31
Daylight 15.6h
Sunset 22:08
Live conditions —
Lorient on the map · live conditions
Lorient, France
- Continent
- Europe
- Country
- France
- City
- Lorient
- Population
- 58.1K
- Coordinates
- 47.75°, -3.37°
Seasonal Breakdown
Spring
Mar–May
Avg High 14°C
Avg Low 9°C
Rain 10 days/mo
1/3 best months
Summer
Jun–Aug
Avg High 21°C
Avg Low 15°C
Rain 8 days/mo
3/3 best months
Autumn
Sep–Nov
Avg High 16°C
Avg Low 12°C
Rain 12 days/mo
1/3 best months
Winter
Dec–Feb
Avg High 10°C
Avg Low 6°C
Rain 13 days/mo
Climate Charts
Based on historical averages (2016–2025)
Monthly Temperatures
High Low Shaded bands show the typical range across the available yearly records.
Line chart showing monthly temperatures. Jan: 10°C / 6°C . Feb: 10°C / 6°C . Mar: 12°C / 7°C . Apr: 14°C / 8°C . May: 17°C / 11°C . Jun: 20°C / 14°C . Jul: 22°C / 16°C . Aug: 22°C / 16°C . Sep: 20°C / 14°C . Oct: 17°C / 12°C . Nov: 13°C / 9°C . Dec: 11°C / 7°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 103 mm. Feb: 73 mm. Mar: 73 mm. Apr: 53 mm. May: 48 mm. Jun: 52 mm. Jul: 39 mm. Aug: 40 mm. Sep: 48 mm. Oct: 99 mm. Nov: 110 mm. Dec: 107 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 83%. Feb: 81%. Mar: 79%. Apr: 76%. May: 76%. Jun: 77%. Jul: 74%. Aug: 76%. Sep: 78%. Oct: 82%. Nov: 82%. Dec: 84%.
Monthly Wind Speed
Wind Speed Gusts
Bar chart showing monthly wind speed. Jan: 30 km/h . Feb: 30 km/h . Mar: 30 km/h . Apr: 25 km/h . May: 24 km/h . Jun: 23 km/h . Jul: 24 km/h . Aug: 23 km/h . Sep: 24 km/h . Oct: 27 km/h . Nov: 30 km/h . Dec: 31 km/h .
Sunshine
Sunshine
Sunshine: Jan: 5h. Feb: 6h. Mar: 8h. Apr: 11h. May: 12h. Jun: 12h. Jul: 12h. Aug: 11h. Sep: 10h. Oct: 7h. Nov: 6h. Dec: 4h.
Sea Temperature
Sea Temperature swim
Line chart showing monthly sea temperature. Jan: 10°C . Feb: 10°C . Mar: 11°C . Apr: 13°C . May: 15°C . Jun: 17°C . Jul: 16°C . Aug: 18°C . Sep: 18°C . Oct: 17°C . Nov: 15°C . Dec: 12°C .
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 2. Feb: UV 2. Mar: UV 4. Apr: UV 5. May: UV 6. Jun: UV 7. Jul: UV 6. Aug: UV 6. Sep: UV 5. Oct: UV 3. Nov: UV 2. Dec: UV 1.
Monthly Daylight Hours
Daylight 12h reference
Monthly Dew Point & Comfort
Dew Point Dry Comfortable Humid Muggy Oppressive
Snow Days
Snow Days Snowfall
Snow Days: Jan: 0 days. Feb: 1 days. Mar: 0 days. Apr: 0 days. May: 0 days. Jun: 0 days. Jul: 0 days. Aug: 0 days. Sep: 0 days. Oct: 0 days. Nov: 0 days. Dec: 0 days.
Climate Trends
Average highs have warmed by 0.7°C (1.3°F) across the available records. Average rainfall is trending wetter by about 15 mm.
2016 to 2025
Avg high Avg rainfall
Climate summary
| Last 12 months | All years | |
|---|---|---|
| Hottest month | Aug 2025 · 23°C | Jul · 22°C |
| Coldest month | Jan 2025 · 5°C | Jan · 6°C |
| Wettest month | Jan 2025 · 203 mm | Nov · 110 mm |
| Windiest month | Dec 2025 · 32 km/h | Dec · 31 km/h |
Month-by-Month Weather Table
January
Poor 
February
Poor 
March
Fair April
Fair May best
Excellent June best
Excellent July best
Excellent August best
Excellent September best
Excellent October
Good November
Poor December
Poor | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 10°C / 6°C | 6°C / 1°C | 14days (103 mm) Wet | 4.5h Fair | 83% Humid | 1.5 Low | Poor | View Details |
| February | 10°C / 6°C | 6°C / 2°C | 11days (73 mm) Wet | 6.2h Fair | 81% Humid | 2.2 Moderate | Poor | View Details |
| March | 12°C / 7°C | 8°C / 3°C | 12days (73 mm) Wet | 8.3h Good | 79% Humid | 3.8 Moderate | Fair | View Details |
| April | 14°C / 8°C | 12°C / 5°C | 9days (53 mm) Wet | 10.5h Excellent | 76% Humid | 4.9 Moderate | Fair | View Details |
| May best | 17°C / 11°C | 16°C / 8°C | 9days (48 mm) Wet | 12h Excellent | 76% Humid | 6.2 High | Excellent | View Details |
| June best | 20°C / 14°C | 20°C / 12°C | 9days (52 mm) Wet | 12.2h Excellent | 77% Humid | 6.8 High | Excellent | View Details |
| July best | 22°C / 16°C | 22°C / 14°C | 7days (39 mm) Good | 12.4h Excellent | 74% Muggy | 6.4 High | Excellent | View Details |
| August best | 22°C / 16°C | 22°C / 15°C | 8days (40 mm) Wet | 11.4h Excellent | 76% Humid | 6 High | Excellent | View Details |
| September best | 20°C / 14°C | 19°C / 13°C | 9days (48 mm) Wet | 9.7h Good | 78% Humid | 4.7 Moderate | Excellent | View Details |
| October | 17°C / 12°C | 15°C / 9°C | 13days (99 mm) Wet | 7.4h Good | 82% Humid | 3.1 Moderate | Good | View Details |
| November | 13°C / 9°C | 10°C / 5°C | 14days (110 mm) Wet | 5.8h Fair | 82% Humid | 1.8 Low | Poor | View Details |
| December | 11°C / 7°C | 7°C / 3°C | 14days (107 mm) Wet | 4.1h Fair | 84% Humid | 1.3 Low | Poor | View Details |
Compare Nearby City Climates
Frequently Asked Questions
The best months to visit Lorient are May, June, July, August, September, when temperatures are comfortable and rainfall is at its lowest. This is based on 10-year climate averages for Lorient, scoring temperature, rainfall, humidity, and sunshine hours.
The hottest month in Lorient is July, with average daytime highs of 22°C (71°F). Plan outdoor activities for early morning or late afternoon if visiting during this period.
The coldest month in Lorient is January, with average overnight lows of 6°C (42°F). Pack warm layers and expect shorter daylight hours during this period.
The wettest month in Lorient is November, averaging 110mm of precipitation across 14 rainy days. An umbrella or waterproof jacket is essential.
The rainy season in Lorient runs through January, November, December, October, with the heaviest rainfall in January. Based on 10-year averages for Lorient.
Lorient receives approximately 105 sunshine hours per year. The sunniest month is July with around 12 hours. Based on climate data for Lorient.
The least favorable months to visit Lorient are January, December, primarily due to frequent rain. For the best conditions, consider May, June, July, August, September instead.
The annual average UV index in Lorient is 4, classified as moderate. Standard sun protection (sunscreen, hat) is recommended during prolonged outdoor exposure.
Average humidity in Lorient is 79%, classified as humid. Humidity levels are generally comfortable and should not affect outdoor activities for most people.
Sea temperatures in Summer average 14°C (57°F), which most swimmers will find too cold without a wetsuit.
Yes, Lorient receives snow. Months with snowfall average 1 snow days and 1 cm (0 in) of accumulation, with about 2 frost days during winter.
Average wind speeds in Lorient are 27 km/h (17 mph). The windiest month is December with peak winds reaching 31 km/h (19 mph) (gusts up to 48 km/h / 30 mph).
Lorient averages 3 clear-sky days per month with overall cloud cover around 62%. The clearest skies occur in July.
The annual average dew point in Lorient is 9°C (48°F), which feels dry and comfortable. Outdoor activities are comfortable year-round from a humidity standpoint.
Lorient has a Oceanic climate, classified as Cfb under the Köppen system. Temperate climates have mild winters and warm summers, with rainfall spread across the year and four distinct seasons.
The 'feels like' temperature in Lorient ranges from 7°C (45°F) to 13°C (55°F) on average. Wind chill makes winters feel noticeably colder than the actual temperature — layered clothing is recommended.
Yes, July is a great time to visit Lorient. It earns a climate score of 8.4/10 with Excellent.
For July in Lorient, pack Umbrella, Sunscreen (SPF 30+), Sunglasses, Comfortable walking shoes. With average highs of 22°C (71°F) and 7 rainy days, these essentials will keep you comfortable.
Data Source
Climate data derived from ERA5 reanalysis (ECMWF), averaged over 2016–2025. Sea surface temperature from marine reanalysis data. Climate scores and seasonal estimates are computed by WorldStats.
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