BestDateWeather
✈️ Plan my tripPlan trip
Annecy, France · Temperate

Annecy: best months to visit

August (8.5/10) · January (0.8/10).

📅 Data updated: October 2026 🛰️ ERA5 · 10 years 📍 45.90°N · 6.12°E
⚡ Quick answer
August
Depends on your goals
8.5/10
☀️ Aug
Top score (8.5/10)
🌤️ Jul
Alt. (8.4/10)
Jan
Plus rude (0.8/10)
🏛️ Heritage🌦️ Moderate rain
Photo par aiden patrissi via Unsplash
Decide

When to visit Annecy?

The decision rests on several criteria. Climate score, tourist crowds and feasible activities.

Verdict: In Annecy, August and July clearly stand out. January concentrates the least favourable conditions.
Top & avoid
🏆 August · 8.5 July · 8.4 June · 8.1 September · 7.7 ⚠️ January · 0.8
0.8
Jan
4.1
Feb
4.2
Mar
4.4
Apr
7.3
May
8.1
Jun
8.4
Jul
8.5
Aug
7.7
Sep
4.4
Oct
1.2
Nov
0.9
Dec
Best period · ≥ 7 Decent period · 4 – 7 Tough conditions · < 4

What you grasp in 5 seconds

Annecy offers 5 comfortable months, with 3 months to avoid (January, November, December). The gap is sharp: 8.5 in August vs 0.8 in January.

What to check next

Your tolerance for crowds and budget. The best months concentrate tourist saturation and higher prices. Shoulder seasons offer a good compromise.

Next action

Scroll down to the detailed table to compare month by month, then open the page of the month that interests you.

How we calculate the score

The score combines 4 weighted criteria using 10 years of real climate data (ERA5).

Source : ERA5 · Open-Meteo · 10 years (2016–2025) · Full methodology →

Understand

Compare all 12 months

Month-by-month details: temperature, rain, sunshine, score and verdict.

✅ 5 comfortable months (May · Jun · Jul · Aug · Sep)
MonthT° minT° maxRain %mm/daySunScoreVerdict
🌧️ January →0°C6°C37%4.8mm2.8h0.8/10Tough conditions
🌥️ February →1°C10°C32%3.3mm4.0h4.1/10Decent period
🌥️ March →2°C12°C32%3.8mm5.6h4.2/10Decent period
🌥️ April →5°C16°C33%3.7mm6.4h4.4/10Decent period
⛅ May →9°C19°C38%5.1mm7.1h7.3/10Best period
☀️ June →14°C24°C32%4.6mm8.5h8.1/10Best period
☀️ July →16°C26°C31%4.1mm8.8h8.4/10Best period
☀️ August →16°C27°C30%3.0mm8.0h8.5/10Best period
☀️ September →13°C21°C29%3.7mm6.5h7.7/10Best period
🌥️ October →9°C17°C35%4.5mm4.5h4.4/10Decent period
🌧️ November →4°C10°C37%5.0mm3.0h1.2/10Tough conditions
🌧️ December →1°C7°C36%4.8mm2.5h0.9/10Tough conditions
📊 Quick read
Optimal window
May → Sep
Good transition
Apr · Oct
Tough period
Jan · Nov · Dec
🌡️ Detailed conditions (August)
🌡️ Feel
Warm
☀️ UV
6.2 · Moderate-Strong
💧 Humidity feel
15°C · Pleasant
☔ Rain
30% · 3.0 mm/day
🌅 Sunshine
8.0h/day
Week by week

Annecy week by week: your odds of avoiding rain

For each week of the year: in how many years out of 10 it was mostly dry (at most 2 rainy days), 2016 to 2025.

Safest week: Mar 19 to Mar 25, mostly dry in 9 years out of 10 (0.8 rainy day(s) on average).

Most exposed: Feb 5 to Feb 11, mostly dry in 2 years out of 10 (3.0 rainy days on average).

Number = years out of 10 with at most 2 rainy days in the week. Source: ERA5 reanalysis (ECMWF) via Open-Meteo, daily data 2016-2025. Rainy day = at least 1 mm, as everywhere on the site.
JanJan 16/107°CJan 84/106°CJan 156/105°CJan 226/107°CJan 294/108°C
FebFeb 52/108°CFeb 126/1010°CFeb 196/1011°CFeb 265/109°C
MarMar 54/1010°CMar 124/1012°CMar 199/1013°CMar 265/1014°C
AprApr 27/1014°CApr 95/1016°CApr 167/1016°CApr 233/1016°CApr 305/1016°C
MayMay 73/1018°CMay 145/1018°CMay 217/1020°CMay 288/1022°C
JunJun 43/1021°CJun 117/1024°CJun 188/1026°CJun 254/1026°C
JulJul 29/1025°CJul 95/1026°CJul 168/1027°CJul 235/1026°CJul 305/1027°C
AugAug 66/1027°CAug 135/1027°CAug 209/1026°CAug 275/1024°C
SepSep 37/1023°CSep 107/1022°CSep 176/1020°CSep 246/1019°C
OctOct 15/1017°COct 88/1018°COct 158/1018°COct 225/1016°COct 294/1015°C
NovNov 55/1011°CNov 126/1011°CNov 195/109°CNov 265/107°C
DecDec 36/107°CDec 105/107°CDec 175/108°CDec 246/108°C

A specific date? The app computes the same figure day by day.

10-year trend

Annual temperatures — Annecy

Min/max temperature curves observed over the past 10 years (ERA5). Shows climate stability and trend.

T° maxT° meanT° min4°6°8°10°12°14°16°18°201620172018201920202021202220232024202517.5° — decade peak (2022)+1.53°C / decade
Tailor

For your trip

A few angles depending on what kind of trip you are planning.

🏛️ Heritage🍴 Gastronomy☔ Indoor sights
Book

Plan your trip

Hotels at their lowest outside peak season, highest on comfortable months. Shoulder seasons offer a good price/climate compromise.

🎟️ Activities & tours · Annecy

GetYourGuide selection · free cancellation

See all →
Affiliate link · GetYourGuide
Practical info

What you need to know before you go

Three angles: the country (language, currency, safety, budget), the year-round climate, and the specifics of a city break.

Country · France

🗣️LanguageFrench
💶CurrencyEuro (€)
🚗DrivingRight-hand
🛡️Safety ⓘVery safe · 1/5
💰Cost of living ⓘExpensive · 4/5

🌡️ Climate

🌍Climate typeTemperate
📈Climate trend ⓘ+1.53°C/decade
🔥Hottest monthAugust · 27°C
❄️Coolest monthJanuary · 6°C
🌧️Rainiest month ⓘMay · 38%

🏛️ City break

📅Tourist peak seasonJune → August
☔Indoor sights ⓘYear-round
🚇Public transportGood
🛂VisaSchengen · 90 days
Explore

Related destinations & guides

If this destination doesn't fit your dates, here are alternatives and guides.

Location

Where is Annecy ?

Global position + regional geographic context.

🌍 World
🔍 Geographic context
Temperate climate with a 8.5 → 0.8 gap between best and worst month. 10 years of ERA5 data to choose by project.
45.90°N · 6.12°E
Questions

Frequently asked questions

What is the best time to visit Annecy?
August is the best month with 27.0°C highs, 16.0°C lows, 8.0h of sunshine and 30.0% rainy days. The months of August & July offer comparable conditions.
How many hours of sunshine does Annecy get in August?
Annecy averages 8.0 sunshine hours per day in August. It is the sunniest month with a climate score of 7.9/10.
What is the rainiest month in Annecy?
January is the most unfavourable month with January has the lowest climate score of the year and the lowest climate score of the year.
What are the temperatures at night in Annecy in August?
In August, overnight lows reach 16.0°C, while afternoon highs average 27.0°C.
Is Annecy good in winter?
In winter (December-February), Annecy scores 1.9/10 on average — Difficult period — prefer the peak season.. The best month overall remains August with a score of 7.9/10.
When should you avoid Annecy?
January is the most difficult month to visit Annecy, with January has the lowest climate score of the year. Climate conditions are at their lowest of the year during this period.