La Rochelle climate
La Rochelle’s mild summer and winter comfort come with Atlantic humidity
La Rochelle’s published climate rows show Very Good overall comfort, Excellent summer feel, a Mild 74°F average summer high, Excellent winter feel, and a 44°F average winter low. Humidity is 80 percent, six months are comfortable, solar exposure is 1,393 peak sun hours per year, and January, February, and March are toughest.
Air quality is Excellent at 4.7 out of 5 and long term fine particle pollution is Good at 7.7 micrograms per cubic meter for the 2021 to 2025 modeled average. The displayed rows also list Moderate allergy levels, Low heat risk, Medium to High drought risk, and Excellent weather volatility. Mild temperatures do not remove the need for ventilation, heating, shade, damp care, and coastal weather planning.
Living through the seasons
Summer and winter comfort tell a similar story.
- Overall Comfort
- Very Good
4 / 5
- Average Summer High
- 74°F
- Days Above 90°F
- 2 days/year
- Summer Feel
- Excellent
Mild · 74°F
Excellent
4.8 / 5
- Average Winter Low
- 44°F / 6°C
- Days Below Freezing
- 1 day/year
- Winter Feel
- Excellent
Very Good
Excellent
4.7 / 5
The shape of the year
Humidity, comfortable months, and sunshine show how the seasons differ.
- Humidity
- 80%
- Comfortable Months
- 6 months
- Solar Exposure
- 1393 peak sun hrs/yr
Fair
Good
Air, allergies, and weather
Air quality and allergies shape day to day comfort. The best months and weather risks help with timing.
Air and allergies
- Air Quality
- Excellent
- Allergy Levels
- Moderate
4.7 / 5
Good
Current AQI
Checking…
Current PM2.5
Checking…
Timing and weather
- Long Term Fine Particle Pollution
- 7.7 µg/m³ 2021-2025 modeled average
- Best Months
- May, Jun, Jul, Aug, Sep, Oct
- Toughest Months
- Jan, Feb, Mar
- Heat Risk
- Low
- Drought Risk
- Medium - High (0.6-0.8)
- Weather Volatility
- Excellent
Good · 7.7 µg/m³ 2021-2025 modeled average
Very Good
4.4 / 5
La Rochelle in everyday life
Could La Rochelle work for you?
What may work well
- The published rows show a Mild 74°F average summer high, Excellent winter feel, six comfortable months, Low heat risk, and Excellent air quality.
- Parks, gardens, coastal walks, cycling, and maritime culture support an outdoor calendar across much of the year.
- The 2021 to 2025 modeled pollution average is labeled Good at 7.7 micrograms per cubic meter.
- The climate ledger gives clear planning prompts for humidity, allergies, drought, wind, rain, heating, and home ventilation.
What to think about
- Humidity is 80 percent, so mild temperatures do not answer questions about damp, ventilation, heating, or home comfort.
- January, February, and March are the toughest months, and indoor plans matter when wind, rain, or lighting changes the day.
- Allergy levels are Moderate and drought risk is Medium to High even with Low heat risk.
- Weather volatility is Excellent, so the published averages should not be treated as a promise about one home or one season.
Plan for La Rochelle’s humidity as well as its mild temperatures
Visit in winter and summer
Notice heating, ventilation, windows, humidity, wind, shade, coastal movement, lighting, paving, and how the home feels after a wet or warm day.
Price home comfort
Review heating, insulation, ventilation, moisture control, insurance, maintenance, shade, utilities, and the costs of protecting the home from Atlantic conditions.
Choose indoor alternatives
Identify culture, heritage, parks, libraries, city services, home activities, and nearby places for rain, wind, Moderate allergies, or the tougher winter months.
Use the displayed climate labels
Keep the Excellent air quality row, Good modeled pollution label, Moderate allergies, Low heat risk, Medium to High drought risk, and Excellent weather volatility visible while checking personal needs.
Questions retirees ask
What is La Rochelle’s summer weather like?
The published average summer high is Mild at 74°F, with Excellent summer feel and Low heat risk. Humidity is 80 percent, so shade, ventilation, water, and the comfort of the actual home still matter.
Does La Rochelle have comfortable winters?
Winter feel is published as Excellent and the average winter low is 44°F. January, February, and March are toughest, so heating, damp, lighting, paving, and indoor alternatives deserve attention.
Is La Rochelle humid?
Humidity is published as 80 percent. Review ventilation, windows, insulation, heating, moisture, and the home’s comfort after rain or a warm day.
What are the best months in La Rochelle?
Six months are listed as comfortable. January, February, and March are the toughest months, while the outdoor calendar should be planned around parks, gardens, coastal routes, culture, wind, rain, and the exact home.
What do the air quality rows mean for La Rochelle?
Air quality is labeled Excellent at 4.7 out of 5, while long term fine particle pollution is labeled Good at 7.7 micrograms per cubic meter for the 2021 to 2025 modeled average. Allergy levels are Moderate, so use both labels when planning personal comfort.
La Rochelle offers mild temperatures and a long outdoor season, while humidity, wind, winter damp, allergies, drought, and the actual home determine comfort. For La Rochelle’s climate plan, choose Save, Compare, or Find my fit.
Sources
Climate comfort helps estimate how practical daily life may feel across the year, especially for heat, humidity, cold, and seasonal constraints.
Seasonal timing, health conditions, air conditioning, air quality, and elevation can change the lived experience.
- NASA POWER
Used for Overall Comfort, Summer Feel, Average Summer High, Days Above 90°F, Winter Feel, Average Winter Low, Days Below Freezing, Humidity, Comfortable Months, Solar Exposure, Best Months, Toughest Months, Allergy Levels, Heat Risk
- Open-Meteo Air Quality + Humidity Heuristic
Used for Air Quality, Long-Term Fine-Particle Pollution, Weather Volatility
Checked 2026-07-10
- World Resources Institute (WRI)
Used for Drought Risk
Checked 2026-07-13
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