Billings, MT (United States of America) in general has a mild continental climate. Temperatures during the day are in the range from 3 °C (37 °F) in December to 31 °C (88 °F) in July. Temperatures during the night go from -10 °C (14 °F) in January to 13 °C (56 °F) in July. The driest month is November with just 5 days of rain, on the contrary, the month when it rains the most is May with 11 days of rain.