Northern Hemisphere (Nov-Apr) cloudiness. Remember that this is an average of mid-day cloudiness, nighttime cloudiness is usually less over land areas.
BOREAL WINTER MID-DAY CLOUDINESS
Educational site for naturalists who travel
Northern Hemisphere (Nov-Apr) cloudiness. Remember that this is an average of mid-day cloudiness, nighttime cloudiness is usually less over land areas.
THE NATURALIST'S TRAVEL PAGE 