Content
SEND FEEDBACK

United States of America

JEFFERSON ISLAND, MONTANA


Home > North America > United States > Montana
Elevation: 1300 meters     Latitude: 45 52N     Longitude: 111 57W
Köppen Classification: Tropical and Subtropical Steppe Climate

WEATHER
 
SHARE

PRINT THIS DATA

This climate type occurs primarily on the periphery of the true deserts in low-latitude semiarid steppe regions. It is transitional to the tropical wet-dry climate on the equatorward side and to the mediterranean climate on its poleward margin, with a cooler, wetter winter resulting from the higher latitude and mid-latitude frontal cyclone activity. Annual precipitation totals are greater than in tropical and subtropical desert climates. Yearly variations in amount are not as extreme as in the true deserts but are nevertheless large.

The Köppen Climate Classification subtype for this climate is "BSk". (Tropical and Subtropical Steppe Climate).

The average temperature for the year in Jefferson Island is 45.6°F (7.6°C). The warmest month, on average, is July with an average temperature of 68.8°F (20.4°C). The coolest month on average is December, with an average temperature of 24.9°F (-3.9°C).

The highest recorded temperature in Jefferson Island is 91.3°F (32.9°C), which was recorded in July. The lowest recorded temperature in Jefferson Island is -9.0°F (-22.8°C), which was recorded in January.

The average amount of precipitation for the year in Jefferson Island is 11.5" (292.1 mm). The month with the most precipitation on average is May with 2.0" (50.8 mm) of precipitation. The month with the least precipitation on average is February with an average of 0.3" (7.6 mm). There are an average of 75.0 days of precipitation, with the most precipitation occurring in May with 11.0 days and the least precipitation occurring in January with 3.0 days.

In Jefferson Island, there's an average of 24.2" of snow (0 cm). The month with the most snow is March, with 7.9" of snow (20.1 cm).



Koppen Chart


STORIES FROM OUR PARTNERS