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What is the average annual temperature in Champagne?
- The minimum temperature photosynthesis occurs
- Same temperature as in the crayeres
- San Jose is 62°F; Napa is 56.5°F
How many hours of sunshine does it take to ripen a grape?
What is the average annual hours of sunshine in Champagne?
- 1,650 (18% more than the minimum required)
- Burgundy gets 1,910 hours; Bordeaux gets 2,069 hours
How many days of rain does Champagne receive each year?
177 on average (48% of the year)
How much rain does Champagne receive each year?
- Reims: 23.8" (604 mm)
- Epernay: 26.5" (674 mm)
- Troyes: 25.5" (648 mm)
- 1 inch = 25.4 mm
- San Jose gets 15"; Napa gets 20.4"
How many days per year are below freezing in Champagne?
- Reims: 75 days
- Troyes: 85 days
- Of these, 13 days are below 23°F/-5°C
How many days per year are below 14°F/-10°C in Champagne?
- Buds and vines are at risk
Describe the 1985 deep freeze
- 11°F/-24°C for 18 days in January
- 40% of the vines died
T or F? Chardonnay weathers deep freezes better than Pinot Noir or Pinot Meunier
What is the latitude of Champagne?
Between the 49 and 49.5 parallel north
Why do the Champenois grow grapes when climate and location are unfavorable?
Little else grows there at all
Describe the weather in Champagne
- Worst of both oceanic and continental patterns, further exacerbaed by northerly location
- Spring and autumn are marked by heavy frost (60-80 days per year)
- Summers are warm but seldom hot
- Winters are cold
- Sunshine but clouds loom large
- Breezes are humid
- Ample precipitation falls year round
Describe a continental climate
- 4 seasons
- Warm to hot summers and cold winters
Describe an oceanic climate
- Less extreme temperature fluctuations throughout the year
- Mild weather; rainfall is ample; cloud cover is common
Name 5 weather threats to the vine in Champagne
- low temperatures
T or F? Champagne's topography creates meso-climates that provde shelter and warmth
- The convoluted hills of Champagne create suntraps
- Network of rivers moderates temperatures and frost damage
T or F? The harvest is uniform in ripeness throughout Champagne
- Even successful sites cannot be counted on to consistently ripen every year
T or F? Blending offsets inhospitable growing environment in Champagne
- Producers take advantage of the meso-climates when assembling their cuvees
T or F? In Champagne, grapes ripen with high acidity and lean aromatics
- It makes an austere still wine
When are grapes harvested in Champagne?
- Traditionally around Sept 20 but ten days earlier nowadays
- Today there is less time between growing seasons
- Riper grapes have resulted in lower acidity and dosage
How long is the growing season in Champagne?
96 days from flowering to harvest
T or F? Despite warming temperatures, Champagne has maintained its diurnal temperature swings
Why have the Champenois reduced bottle weight from 835 g (1.8 lbs) to 775 g (1.7 lbs)?
- To reduce CO2 emissions by 10%
- Goal is 25% reduction by 2020 and 75% by 2050
How much of Champagne C02 emissions stem from packaging?
How much are temperatures projected to rise by 2100?
Name some warm years in Champagne
- 2014, 2011
- 2007, 2005, 2003
- 1998, 1990
- 1989, 1982
- 1949, 1947
Name some cold years in Champagne
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