Open Travel Guide
Weather in Grand Est

Grand Est Weather & Climate Guide 2026

When to visit Grand Est: real monthly data on temperature, rain, and crowds — not vibes.

Grand Est is a vast northeastern French region created in 2016 from the historic provinces of Alsace, Champagne-Ardenne, and Lorraine. Bordered by Germany, Luxembourg, Switzerland, and Belgium, it is a crossroads of European culture, language, and cuisine. Strasbourg, the regional capital, hosts the European Parliament and flaunts one of Europe's finest Gothic cathedrals. Reims preserves the coronation church of French kings and the prestige champagne cellars of the world-famous Champagne region. In between, Colmar's half-timbered lanes, the vine-draped Alsace Wine Route, the Vosges mountain forests, and the solemn WWI battlefields of Verdun create an unrivalled diversity of experiences within a single region.

Grand Est has a semi-continental climate — warmer and drier summers than the Atlantic coast, and colder winters. Strasbourg averages 630 mm of annual rainfall, concentrated in summer thunderstorms. The Vosges mountain chain shields Alsace from Atlantic moisture (creating a 'rain shadow'), making the Rhine plain one of France's sunniest areas. Champagne-Ardenne in the west is cooler and more influenced by Atlantic weather. Snow is common in the Vosges above 500 m from December to March.

Best time to visit

Recommendation

Best: May–June and September–October

Peak Season: July–August (tourism) and December (Christmas markets)

Avoid: January–February (cold, limited outdoor activities, short days)

Items:

  • Month
    January
    Avg temp c
    1–5
    Avg temp f
    34–41
    Rainfall mm
    45
    Sunshine hours
    2
    Crowds
    Very low
    Notes
    Ski season in La Bresse and Gérardmer (Vosges); cheap hotel rates in cities; some winstubs on reduced hours
  • Month
    February
    Avg temp c
    2–7
    Avg temp f
    36–45
    Rainfall mm
    40
    Sunshine hours
    3.5
    Crowds
    Low
    Notes
    Mardi Gras events in Strasbourg; winter sales in city shops; Vosges ski season continues
  • Month
    March
    Avg temp c
    5–12
    Avg temp f
    41–54
    Rainfall mm
    45
    Sunshine hours
    5
    Crowds
    Low–Moderate
    Notes
    Cherry blossom on Wine Route (mid-March to early April); good time to visit Strasbourg without crowds
  • Month
    April
    Avg temp c
    9–16
    Avg temp f
    48–61
    Rainfall mm
    50
    Sunshine hours
    6
    Crowds
    Moderate
    Notes
    Easter markets; vineyards coming to life; occasional cold spells; pack layers
  • Month
    May
    Avg temp c
    13–20
    Avg temp f
    55–68
    Rainfall mm
    55
    Sunshine hours
    7
    Crowds
    Moderate
    Notes
    Ideal month — long days, green vineyards, no summer heat; Strasbourg Jazz Festival (May)
  • Month
    June
    Avg temp c
    16–24
    Avg temp f
    61–75
    Rainfall mm
    60
    Sunshine hours
    8
    Crowds
    Moderate–High
    Notes
    Fête de la Musique (June 21); warm cycling weather; Strasbourg outdoor events begin
  • Month
    July
    Avg temp c
    19–27
    Avg temp f
    66–81
    Rainfall mm
    65
    Sunshine hours
    8.5
    Crowds
    Very High
    Notes
    Peak tourist season; book accommodation 2–3 months ahead; Bastille Day (July 14) events everywhere; hot spells possible (up to 38°C/100°F)
  • Month
    August
    Avg temp c
    19–28
    Avg temp f
    66–82
    Rainfall mm
    60
    Sunshine hours
    8
    Crowds
    Very High
    Notes
    Continued peak season; Fête de la Mirabelle in Metz (mid-August); harvest begins on early Alsace plots; evening thunderstorms common
  • Month
    September
    Avg temp c
    14–22
    Avg temp f
    57–72
    Rainfall mm
    50
    Sunshine hours
    7
    Crowds
    High
    Notes
    Grape harvest season; wine route villages at their most atmospheric; golden vine colour begins; ideal cycling and hiking conditions
  • Month
    October
    Avg temp c
    9–17
    Avg temp f
    48–63
    Rainfall mm
    55
    Sunshine hours
    5
    Crowds
    Moderate
    Notes
    Autumn foliage in the Vosges (peak mid-October); Vendanges d'Alsace festivals; cool evenings — warm clothing needed; great value hotels
  • Month
    November
    Avg temp c
    4–10
    Avg temp f
    39–50
    Rainfall mm
    50
    Sunshine hours
    2.5
    Crowds
    Low–Moderate (rising from late Nov)
    Notes
    Christmas market preparations begin; Strasbourg market opens last Saturday of November; first crowds arrive for Christmas tourism
  • Month
    December
    Avg temp c
    0–6
    Avg temp f
    32–43
    Rainfall mm
    48
    Sunshine hours
    1.5
    Crowds
    Very High (Christmas market season)
    Notes
    Strasbourg Christkindelsmärik is one of Europe's largest and oldest; Colmar and Nancy markets also popular; book hotels 6+ months ahead; possible snow (Strasbourg averages 20 snow days/year)

Month-by-month weather

Typical conditions throughout the year.

Items

The seasons

What to expect in each part of the year.

Season

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Crowds & peak times

When to expect tourists and when to avoid them.

Items
  • Period
    Christmas market season (late Nov–Dec)
    Level
    Extreme
    Advice
    Book hotels 6+ months ahead; Strasbourg streets are packed; visit early morning (before 10:00) for best experience
  • Period
    July–August
    Level
    Very high
    Advice
    Peak season; book accommodation 2–3 months ahead; arrive at Colmar and Riquewihr before 09:00 or after 18:00
  • Period
    May–June and September
    Level
    Moderate
    Advice
    Best balance of weather and crowds; advance booking still recommended for weekends

Major events & festivals

Time your visit around what matters.

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