The sky is continuously cloudless from the beginning of May till about the end of October; during the summer months the nights as a rule are dewy, except in the desert.
The blue of the sea-water as observed by the Forel scale has of course nothing to do with the blue appearance of any distant water surface due to the reflection of a cloudless sky.
The sky is usually cloudless or only partly cloudy.
Except a narrow belt on the north along the Mediterranean shore, Egypt lies in an almost rainless area, where the temperature is high by day and sinks quickly at night in consequence of the rapid radiation under the cloudless sky.
The regular inundations, the ease of irrigating the rich alluvial flats, and the great heat of the sun in a cloudless sky, while limiting the natural ~ora, gave immense opportunities to the industrious farmer.
Chief the rng these cosmic deities was the sun-god Re, whose supremacy V ned predestined under the cloudless sky of Egypt.
Apart from these the two seasons are sometimes broken by cloudless skies in winter, and a drizzling mist, called the gariia, in summer.
In the Punjab, the United Provinces, and northern India generally the climate resembles that of the Riviera, with a brilliant cloudless sky and cool dry weather.
Between July and October there is little rain, day after day bringing a bright and cloudless sky.
In the hottest (western) portions of the true desert on the Mexican border the daily maximum temperature is about IIo° F.; but owing to the rapid radiation in the dry, clear, cloudless air the temperature frequently falls 40-50° in the night.
And are accompanied by cloudless skies and moderate temperatures.
It was a cloudless, northern, summer night.