World

Asia

Surabaya Airport





Number of days available for climatic review

ParameterJanFebMarAprMayJun
Tmax646592645634649624
Tmin650603648642654629
Duration of sunshine122124117128113114
Precipitation182154180173180184
Humidity/Visibility10310610810810598


ParameterJulAugSepOctNovDec
Tmax639652642660649693
Tmin643661655677646688
Duration of sunshine112131136145140158
Precipitation170184201213223203
Humidity/Visibility101114119117120151


Climate data is usually derived from meteorological data of a certain number of years. The actual number of recorded years may vary from only a couple to 50 years or more. The quality of climate data depends on the number of available recorded years. Fewer years means less reliable data. The standart-period for reliable climate data is 30 years. For example, the mean monthly temperature for, let's say January, would ideally calculated from a total number of 930 recorded January-days. However, the usual number of recorded days is much smaller. The table above shows the actual number of recorded days for every parameter measured.

Forecast

Surabaya

Current weather