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The 2009 vintage: weather around the world

In 2009, 25 of 41 regions here had a growing season more than 3% warmer than their 1991–2020 normal; 8 were more than 3% cooler. North of the equator that was 21 of 28 warmer (season April–October 2009); in the south 4 of 13 (October 2008 to April 2009).

← 2008 Compare in the explorer 2010 →

Every region's 2009 season on the heat scale

Growing degree days in 2009, with each region's difference from its own normal in the label. Colour shows how warm the season was for that region.

Region IRegion IIRegion IIIRegion IVRegion V1,0001,5002,0002,5003,000Central Otago -6%Central Otago -6%: 830 GDD (°C)Wachau +8%Wachau +8%: 1,050 GDD (°C)Mosel +5%Mosel +5%: 1,110 GDD (°C)Finger Lakes -14%Finger Lakes -14%: 1,160 GDD (°C)Rheingau +6%Rheingau +6%: 1,210 GDD (°C)Champagne +4%Champagne +4%: 1,220 GDD (°C)Marlborough +0%Marlborough +0%: 1,240 GDD (°C)Niagara Peninsula -11%Niagara Peninsula -11%: 1,250 GDD (°C)Willamette Valley +4%Willamette Valley +4%: 1,280 GDD (°C)Alsace +7%Alsace +7%: 1,450 GDD (°C)Coonawarra -2%Coonawarra -2%: 1,450 GDD (°C)Loire Valley (Touraine) +6%Loire Valley (Touraine) +6%: 1,460 GDD (°C)Burgundy (Côte d'Or) +6%Burgundy (Côte d'Or) +6%: 1,490 GDD (°C)Hawke's Bay +6%Hawke's Bay +6%: 1,530 GDD (°C)Yarra Valley +0%Yarra Valley +0%: 1,560 GDD (°C)Bordeaux +4%Bordeaux +4%: 1,620 GDD (°C)Tokaj +13%Tokaj +13%: 1,650 GDD (°C)Columbia Valley +5%Columbia Valley +5%: 1,660 GDD (°C)Douro Valley +2%Douro Valley +2%: 1,700 GDD (°C)Sonoma County -3%Sonoma County -3%: 1,730 GDD (°C)Ribera del Duero +9%Ribera del Duero +9%: 1,750 GDD (°C)Rioja +5%Rioja +5%: 1,780 GDD (°C)Paso Robles -4%Paso Robles -4%: 1,840 GDD (°C)Margaret River -4%Margaret River -4%: 1,850 GDD (°C)Colchagua Valley +8%Colchagua Valley +8%: 1,860 GDD (°C)Barossa Valley +0%Barossa Valley +0%: 1,870 GDD (°C)Chianti Classico +8%Chianti Classico +8%: 1,870 GDD (°C)Napa Valley -3%Napa Valley -3%: 1,870 GDD (°C)McLaren Vale +2%McLaren Vale +2%: 1,930 GDD (°C)Maipo Valley +6%Maipo Valley +6%: 1,960 GDD (°C)Northern Rhône +11%Northern Rhône +11%: 1,990 GDD (°C)Kakheti -4%Kakheti -4%: 2,010 GDD (°C)Piedmont (Langhe) +7%Piedmont (Langhe) +7%: 2,090 GDD (°C)Stellenbosch +1%Stellenbosch +1%: 2,190 GDD (°C)Languedoc +7%Languedoc +7%: 2,210 GDD (°C)Valpolicella +9%Valpolicella +9%: 2,220 GDD (°C)Priorat +4%Priorat +4%: 2,300 GDD (°C)Mendoza (Luján de Cuyo) +11%Mendoza (Luján de Cuyo) +11%: 2,330 GDD (°C)Southern Rhône +7%Southern Rhône +7%: 2,330 GDD (°C)Hunter Valley -2%Hunter Valley -2%: 2,340 GDD (°C)Jerez +4%Jerez +4%: 2,710 GDD (°C)

Warmest to coolest against normal

Tokaj

Hungary

Much warmer

Heat
1,650 GDD +13%
Season rain
295 mm -28%
Harvest rain
172 mm +77%

Hot months: Apr +5.0° Sep +3.4°

Rank 4 of 26 for heat · Winkler II

Mendoza (Luján de Cuyo)

Argentina · Oct 2008–Apr 2009

Much warmer

Heat
2,330 GDD +11%
Season rain
94 mm -42%
Harvest rain
24 mm -43%

Hot months: Nov +2.3° Mar +2.3° Apr +4.2°

Rank 5 of 26 for heat · Winkler V

Northern Rhône

France

Much warmer

Heat
1,990 GDD +11%
Season rain
381 mm -26%
Harvest rain
51 mm -48%

Hot months: May +2.7° Aug +2.6°

Rank 7 of 26 for heat · Winkler IV

Valpolicella

Italy

Much warmer

Heat
2,220 GDD +9%
Season rain
421 mm -25%
Harvest rain
109 mm -40%

Hot months: May +2.5°

Rank 5 of 26 for heat · Winkler IV

Ribera del Duero

Spain

Much warmer

Heat
1,750 GDD +9%
Season rain
143 mm -26%
Harvest rain
53 mm -24%

Hot months: May +2.4° Oct +2.3°

Rank 11 of 26 for heat · Winkler III

Chianti Classico

Italy

Much warmer

Heat
1,870 GDD +8%
Season rain
382 mm -21%
Harvest rain
135 mm -34%

Hot months: May +2.7° Aug +2.2°

Rank 11 of 26 for heat · Winkler III

Wachau

Austria

Much warmer

Heat
1,050 GDD +8%
Season rain
621 mm +20%
Harvest rain
100 mm -15%

Hot months: Apr +4.4°

Rank 9 of 26 for heat · Winkler I

Colchagua Valley

Chile · Oct 2008–Apr 2009

Warmer

Heat
1,860 GDD +8%
Season rain
13 mm -88%
Harvest rain
0 mm -99%

Hot months: Apr +2.2°

Rank 5 of 26 for heat · Winkler III

Languedoc

France

Warmer

Heat
2,210 GDD +7%
Season rain
221 mm -29%
Harvest rain
15 mm -74%

No month ran 2°C above its normal high

Rank 7 of 26 for heat · Winkler IV

Southern Rhône

France

Warmer

Heat
2,330 GDD +7%
Season rain
391 mm -11%
Harvest rain
75 mm -17%

Hot months: May +2.3°

Rank 8 of 26 for heat · Winkler V

Piedmont (Langhe)

Italy

Warmer

Heat
2,090 GDD +7%
Season rain
376 mm -1%
Harvest rain
108 mm -19%

Hot months: May +2.1°

Rank 8 of 26 for heat · Winkler IV

Alsace

France

Warmer

Heat
1,450 GDD +7%
Season rain
325 mm -12%
Harvest rain
57 mm -44%

Hot months: Apr +2.6° May +2.3°

Rank 14 of 26 for heat · Winkler II

Hawke's Bay

New Zealand · Oct 2008–Apr 2009

Warmer

Heat
1,530 GDD +6%
Season rain
317 mm -31%
Harvest rain
62 mm -60%

No month ran 2°C above its normal high

Rank 7 of 26 for heat · Winkler II

Rheingau

Germany

Warmer

Heat
1,210 GDD +6%
Season rain
374 mm +3%
Harvest rain
74 mm -28%

Hot months: Apr +3.2°

Rank 12 of 26 for heat · Winkler I

Maipo Valley

Chile · Oct 2008–Apr 2009

Warmer

Heat
1,960 GDD +6%
Season rain
29 mm -67%
Harvest rain
3 mm -91%

Hot months: Apr +2.8°

Rank 5 of 26 for heat · Winkler IV

Burgundy (Côte d'Or)

France

Warmer

Heat
1,490 GDD +6%
Season rain
415 mm -9%
Harvest rain
38 mm -41%

Hot months: May +2.2°

Rank 11 of 26 for heat · Winkler II

Loire Valley (Touraine)

France

Warmer

Heat
1,460 GDD +6%
Season rain
316 mm -11%
Harvest rain
89 mm -26%

No month ran 2°C above its normal high

Rank 12 of 26 for heat · Winkler II

Columbia Valley

United States

Warmer

Heat
1,660 GDD +5%
Season rain
57 mm -16%
Harvest rain
24 mm -3%

No month ran 2°C above its normal high

Rank 14 of 26 for heat · Winkler II

Mosel

Germany

Warmer

Heat
1,110 GDD +5%
Season rain
400 mm -8%
Harvest rain
48 mm -33%

Hot months: Apr +3.0°

Rank 14 of 26 for heat · Winkler I

Rioja

Spain

Warmer

Heat
1,780 GDD +5%
Season rain
215 mm -13%
Harvest rain
58 mm -20%

No month ran 2°C above its normal high

Rank 15 of 26 for heat · Winkler III

Willamette Valley

United States

Warmer

Heat
1,280 GDD +4%
Season rain
268 mm -11%
Harvest rain
118 mm -1%

Hot months: Jul +2.7°

Rank 15 of 26 for heat · Winkler I

Priorat

Spain

Warmer

Heat
2,300 GDD +4%
Season rain
219 mm -21%
Harvest rain
64 mm -45%

No month ran 2°C above its normal high

Rank 15 of 26 for heat · Winkler V

Bordeaux

France

Warmer

Heat
1,620 GDD +4%
Season rain
401 mm -13%
Harvest rain
90 mm -46%

No month ran 2°C above its normal high

Rank 13 of 26 for heat · Winkler II

Jerez

Spain

Warmer

Heat
2,710 GDD +4%
Season rain
89 mm -56%
Harvest rain
20 mm -23%

Hot months: Oct +3.4°

Rank 11 of 26 for heat · Winkler V

Champagne

France

Warmer

Heat
1,220 GDD +4%
Season rain
336 mm -8%
Harvest rain
26 mm -47%

No month ran 2°C above its normal high

Rank 14 of 26 for heat · Winkler I

Douro Valley

Portugal

Near normal

Heat
1,700 GDD +2%
Season rain
330 mm -32%
Harvest rain
160 mm -30%

Hot months: Oct +2.0°

Rank 16 of 26 for heat · Winkler III

McLaren Vale

Australia · Oct 2008–Apr 2009

Near normal

Heat
1,930 GDD +2%
Season rain
149 mm -19%
Harvest rain
84 mm +39%

No month ran 2°C above its normal high

Rank 12 of 26 for heat · Winkler III

Stellenbosch

South Africa · Oct 2008–Apr 2009

Near normal

Heat
2,190 GDD +1%
Season rain
150 mm -31%
Harvest rain
22 mm -48%

No month ran 2°C above its normal high

Rank 12 of 26 for heat · Winkler IV

Barossa Valley

Australia · Oct 2008–Apr 2009

Near normal

Heat
1,870 GDD -0%
Season rain
229 mm +15%
Harvest rain
84 mm +49%

No month ran 2°C above its normal high

Rank 12 of 26 for heat · Winkler III

Yarra Valley

Australia · Oct 2008–Apr 2009

Near normal

Heat
1,560 GDD -0%
Season rain
398 mm -18%
Harvest rain
156 mm +23%

Hot months: Jan +2.4°

Rank 18 of 26 for heat · Winkler II

Marlborough

New Zealand · Oct 2008–Apr 2009

Near normal

Heat
1,240 GDD -0%
Season rain
424 mm +1%
Harvest rain
80 mm -33%

No month ran 2°C above its normal high

Rank 19 of 26 for heat · Winkler I

Hunter Valley

Australia · Oct 2008–Apr 2009

Near normal

Heat
2,340 GDD -2%
Season rain
675 mm +24%
Harvest rain
224 mm +30%

No month ran 2°C above its normal high

Rank 19 of 26 for heat · Winkler V

Coonawarra

Australia · Oct 2008–Apr 2009

Near normal

Heat
1,450 GDD -2%
Season rain
198 mm -13%
Harvest rain
83 mm +34%

No month ran 2°C above its normal high

Rank 20 of 26 for heat · Winkler II

Napa Valley

United States

Cooler

Heat
1,870 GDD -3%
Season rain
161 mm +51%
Harvest rain
110 mm +198%

No month ran 2°C above its normal high

Rank 20 of 26 for heat · Winkler III

Sonoma County

United States

Cooler

Heat
1,730 GDD -3%
Season rain
187 mm +25%
Harvest rain
115 mm +127%

No month ran 2°C above its normal high

Rank 21 of 26 for heat · Winkler III

Paso Robles

United States

Cooler

Heat
1,840 GDD -4%
Season rain
77 mm +51%
Harvest rain
62 mm +204%

No month ran 2°C above its normal high

Rank 19 of 26 for heat · Winkler III

Margaret River

Australia · Oct 2008–Apr 2009

Cooler

Heat
1,850 GDD -4%
Season rain
220 mm -10%
Harvest rain
41 mm -20%

No month ran 2°C above its normal high

Rank 22 of 26 for heat · Winkler III

Kakheti

Georgia

Cooler

Heat
2,010 GDD -4%
Season rain
447 mm -6%
Harvest rain
162 mm +43%

Hot months: Oct +2.1°

Rank 23 of 26 for heat · Winkler IV

Central Otago

New Zealand · Oct 2008–Apr 2009

Cooler

Heat
830 GDD -6%
Season rain
333 mm -5%
Harvest rain
83 mm -9%

No month ran 2°C above its normal high

Rank 21 of 26 for heat · Winkler I

Niagara Peninsula

Canada

Much cooler

Heat
1,250 GDD -11%
Season rain
622 mm +12%
Harvest rain
120 mm -20%

No month ran 2°C above its normal high

Rank 25 of 26 for heat · Winkler I

Finger Lakes

United States

Much cooler

Heat
1,160 GDD -14%
Season rain
576 mm +1%
Harvest rain
127 mm -19%

No month ran 2°C above its normal high

Rank 26 of 26 for heat · Winkler I

The weather of a season, not a verdict on its wines. Growers pick earlier in hot years and fight rot in wet ones; good and poor wines come from both.