sentence: weather during winter the expected temperature for chartrettes is 0 ° c - 7 ° c ( 33 ° f - 43 ° f. ) during spring and autumn it 's 5 ° c-11 ° c ( 38 ° f - 58 ° f. ) during summer it has a huge bracket from 7 ° c - 30 ° c ( 44.6 ° f - 86 ° f. ) it is highly unlikely to snow .