Cloud Cover

(lat. 35N-60N, long. 10W-20E)

Back to Cloud Cover main page


Monthly values

Fig 1 - Monthly values

1 - Year label corresponds to January of that year


12-month running averages

Fig 2 - Running 12-month averages.

1 - Data is average of current month and 11 previous months.
2 - Year label corresponds to December of that year (hence the annual average cloud cover).


Total cloud

Fig 3 - Monthly and running 12-month averages.

1 - Total is not the sum of low, mid and upper level cloud. Measurement is different and cloud may be multi-level.

January-April cloud

Fig 4 - Average January-April cloud cover

1 - This is cloud cover averages for January to April (inclusive) to consider the possible impact on snow cover.