The average temperature in Marseille the average temperature is 34.92 degrees in summer, with precipitation around 9.0 mm , Waco TX,'s temperatures reach 37.76 during the hot season, with 12.0 average of rain rate . In winter, however, weather indicators show around -4.72 degrees in Waco TX,, compared to the -0.33 average degrees reported in Marseille. During the winter period, Marseille can register 6.0 mm precipitation, while Waco TX, have an average of 12.0 mm rain level.