The phrase "a cool year" is correct and usable in written English.
It can be used to describe a year that was enjoyable, interesting, or noteworthy in a positive way.
Example: "Looking back, 2020 was a cool year for our family as we took a memorable trip together."
Alternatives: "an awesome year" or "a great year".
The tartness, the piquancy, as reflected in a mouth-watering grapefruity acidity, echoes rieslings from the small Saar region of Germany that are products of a cool year.
For instance, they stacked the cards against themselves by purposefully picking a very hot year to start the analysis and a cool year to terminate the study (1998 and 2012, respectively).
He had argued in the journal Current Opinion in Environmental Stability in early 2009 that "it is not a sufficient explanation to say that a cool year [he had 2008 in mind] is due to natural variability (pdf)".
In a warm year they can leave extra crop on the vines and be confident it will get ripe; in a cool year they can get their grape harvesters out in August and remove excess crop to insure that their grapes reach processors standards and are harvested in a timely manner.
The downside of an organic corn-soybean-wheat rotation is that delayed soybean harvest associated with late planting and/or a cool year or green stem (no registered organic desiccant for soybean) may prevent winter wheat planting and subsequent frost seeding of red clover (N source for organic corn in this rotation) in some years.
There's the sand: good for elegance and spicy aromatics, of course, but bugger-all in a cool year.
Oleoresin exudation flow in July was greater in unmanaged and thinned + burned stands than thinned stands, and greater in a warm year than a cooler year.
By contrast, 2004 in Bordeaux was a cooler year, and so many of the wines were fresh and tannic, with a lively and occasionally overbearing acidity.
"When you get a cooler year, the flowering dates are more synchronised or similar, which means the cross pollination opportunities are greater," she said.
According to the Associated Press, 2011, which was slightly cooler because of La Niña, was still "hotter than every year last century except 1998". Tom Karl, director of NOAA's National Climatic Data Center, explained that a cooler year did not mean overall trends of rising temperatures would necessarily change.
A relatively cool year and a harsh winter in North America and Europe have not helped, inspiring some commentators and a small cluster of scientists to make skeptical remarks about "global cooling".
