occurs throughout this period. Nevertheless, lighting of the navigational twilight is not enough for normal human activity, so the streets need artificial illumination, and it is believed that there are no so-called white nights in Moscow, although the sky remains dark blue, and not black, as, for example, in southern Russia. See also VVC weather station Climate of Russia 1904 Moscow tornado 1984 Soviet Union tornado outbreak 2009 Krasnozavodsk tornado References Calculator (The average air temperature, air rate and deviations from it) Moscow Geography of Moscow Moscow