Best Time to Visit Alsace: Weather Month by Month

Q: What is the best time to visit Alsace?

July is the best month with 26.0°C highs, 16.0°C lows, 8.1h of sunshine and 34.0% rainy days. The months of July & August offer comparable conditions.

Q: How many hours of sunshine does Alsace get in July?

Alsace averages 8.1 sunshine hours per day in July. It is the sunniest month with a climate score of 7.7/10.

Q: What is the rainiest month in Alsace?

January is the most unfavourable month with January has the lowest climate score of the year and the lowest climate score of the year.

Q: What are the temperatures at night in Alsace in July?

In July, overnight lows reach 16.0°C, while afternoon highs average 26.0°C.

Q: Is Alsace good in winter?

In winter (December-February), Alsace scores 2.0/10 on average — Difficult period — prefer the peak season.. The best month overall remains July with a score of 7.7/10.

Q: When should you avoid Alsace?

January is the most difficult month to visit Alsace, with January has the lowest climate score of the year. Climate conditions are at their lowest of the year during this period.

Decide

When to visit Alsace?

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

Verdict: In Alsace, July and August clearly stand out. January concentrates the least favourable conditions.

Top & avoid

🏆 July · 8.2 August · 8.2 June · 8.0 September · 7.7 ⚠️ January · 1.0

1.0

Jan

4.1

Feb

4.3

Mar

4.4

Apr

7.4

May

8.0

Jun

8.2

Jul

8.2

Aug

7.7

Sep

4.3

Oct

4.0

Nov

1.1

Dec

Best period · ≥ 7 Decent period · 4 – 7 Tough conditions · < 4

What you grasp in 5 seconds

Alsace offers 5 comfortable months, with 2 months to avoid (January, December). The gap is sharp: 8.2 in July vs 1.0 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.

Compare the 12 months By your project

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)

Month	T° min	T° max	Rain %	mm/day	Sun	Score	Verdict
🌧️ January →	0°C	6°C	29%	2.8mm	2.7h	1.0/10	Tough conditions
🌥️ February →	2°C	9°C	29%	2.4mm	4.2h	4.1/10	Decent period
🌥️ March →	4°C	12°C	27%	2.0mm	5.6h	4.3/10	Decent period
🌥️ April →	6°C	16°C	29%	2.2mm	6.8h	4.4/10	Decent period
⛅ May →	10°C	19°C	35%	2.8mm	7.3h	7.4/10	Best period
☀️ June →	15°C	24°C	34%	3.1mm	7.6h	8.0/10	Best period
☀️ July →	16°C	26°C	34%	2.2mm	8.1h	8.2/10	Best period
☀️ August →	16°C	26°C	31%	2.4mm	7.4h	8.2/10	Best period
☀️ September →	13°C	21°C	27%	2.2mm	6.4h	7.7/10	Best period
🌥️ October →	9°C	16°C	31%	2.2mm	4.8h	4.3/10	Decent period
🌥️ November →	4°C	10°C	31%	2.5mm	3.3h	4.0/10	Decent period
🌧️ December →	1°C	7°C	33%	2.3mm	2.6h	1.1/10	Tough conditions

🌧️ January

1.0/10

T°0°C / 6°C

Rain %29%

T°2°C / 9°C

Rain %29%

Sun4.2h

Decent period

🌥️ March

4.3/10

T°4°C / 12°C

Rain %27%

Sun5.6h

Decent period

🌥️ April

4.4/10

T°6°C / 16°C

Rain %29%

Decent period

Rain %35%

Best period

Rain %34%

Best period

Rain %34%

Best period

Rain %31%

Best period

Rain %27%

Best period

T°9°C / 16°C

Rain %31%

Sun4.8h

Decent period

🌥️ November

4.0/10

T°4°C / 10°C

Rain %31%

Sun3.3h

Decent period

🌧️ December

1.1/10

T°1°C / 7°C

Rain %33%

Sun2.6h

Tough conditions

📊 Quick read

Optimal window

May → Sep

Good transition

Apr · Oct

Tough period

Jan · Dec

🌡️ Detailed conditions (July)

🌡️ Feel

Warm

☀️ UV

6.2 · Moderate-Strong

💧 Humidity feel

14°C · Pleasant

☔ Rain

34% · 2.2 mm/day

🌅 Sunshine

8.1h/day

Week by week

Alsace 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 (1.1 rainy day(s) on average).

Most exposed: Jun 4 to Jun 10, mostly dry in 3 years out of 10 (3.3 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.
Jan	Jan 17/107°C	Jan 86/106°C	Jan 157/104°C	Jan 227/106°C	Jan 294/108°C
Feb	Feb 56/107°C	Feb 126/109°C	Feb 198/1011°C	Feb 267/109°C
Mar	Mar 56/1011°C	Mar 126/1012°C	Mar 199/1013°C	Mar 266/1014°C
Apr	Apr 28/1015°C	Apr 97/1016°C	Apr 168/1016°C	Apr 233/1016°C	Apr 304/1017°C
May	May 74/1019°C	May 145/1019°C	May 215/1021°C	May 285/1023°C
Jun	Jun 43/1022°C	Jun 118/1024°C	Jun 186/1026°C	Jun 254/1026°C
Jul	Jul 27/1025°C	Jul 93/1025°C	Jul 169/1027°C	Jul 235/1026°C	Jul 306/1026°C
Aug	Aug 68/1026°C	Aug 135/1026°C	Aug 208/1026°C	Aug 274/1024°C
Sep	Sep 37/1024°C	Sep 107/1023°C	Sep 179/1021°C	Sep 245/1019°C
Oct	Oct 15/1017°C	Oct 89/1018°C	Oct 155/1017°C	Oct 227/1016°C	Oct 295/1014°C
Nov	Nov 58/1011°C	Nov 128/1010°C	Nov 195/108°C	Nov 266/107°C
Dec	Dec 36/107°C	Dec 106/106°C	Dec 173/108°C	Dec 244/108°C

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

10-year trend

Annual temperatures — Alsace

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

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.

🏨

Stay

Hotels & rentals · Alsace

Expedia →

🎟️

Activities

Tours, tickets, experiences

See ↓

✈️

Flights

Multi-airline comparator

Kiwi →

🎟️ Activities & tours · Alsace

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 ⓘStable

🔥Hottest monthJuly · 26°C

❄️Coolest monthJanuary · 6°C

🌧️Rainiest month ⓘMay · 35%

🏛️ 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.

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Strasbourg · France→

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Annecy · France→

Geneva · Switzerland→

Nearby destinations

Zurich · Switzerland133 km →

Lucerne · Switzerland156 km →

Luxembourg · Luxembourg172 km →

Engelberg · Switzerland182 km →

Guides & rankings

World ranking 2026See →

Best summer destinationsSee →

Winter sunSee →

Where to go in JulySee →

🗺️ Climate map of 754 destinations

Location

Where is Alsace ?

Global position + regional geographic context.

🌍 World

🔍 Geographic context

Temperate climate with a 8.2 → 1.0 gap between best and worst month. 10 years of ERA5 data to choose by project.

48.32°N · 7.44°E

Questions

Frequently asked questions

What is the best time to visit Alsace?

July is the best month with 26.0°C highs, 16.0°C lows, 8.1h of sunshine and 34.0% rainy days. The months of July & August offer comparable conditions.

How many hours of sunshine does Alsace get in July?

Alsace averages 8.1 sunshine hours per day in July. It is the sunniest month with a climate score of 7.7/10.

What is the rainiest month in Alsace?

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 Alsace in July?

In July, overnight lows reach 16.0°C, while afternoon highs average 26.0°C.

Is Alsace good in winter?

In winter (December-February), Alsace scores 2.0/10 on average — Difficult period — prefer the peak season.. The best month overall remains July with a score of 7.7/10.

When should you avoid Alsace?

January is the most difficult month to visit Alsace, with January has the lowest climate score of the year. Climate conditions are at their lowest of the year during this period.