Interior Lowlands Climate

In general temperatures get cooler as you move from south to north and the climate gets more arid as you move from east to west across the continent.

Interior lowlands climate. In addition the interior plains get less precipitation than most other regions in canada the interior plains p 8. Irregular ridges of coarse morainic deposits mark the outer limits of the advance of the cordilleran ice sheets which swept down preexisting river valleys in the rockies. The main geographic characteristics of this region include.

Its western boundary lies approximately at the 100th meridian. The short dry season has little effect on the overall climate. Winters in the interior plains are able to go as low as 30 c and summers that reach above 30 c the interior plains p 8.

Although the landforms of the interior lowlands have been termed dull there is nothing dull about their weather conditions. North america north america the lowlands. The northern boundary of the central lowland is formed by the canadian shield great lakes and st.

The farther north you go the colder it becomes no matter the season the interior plains p 8. Air from the gulf of mexico can flow northward across the great plains uninterrupted by topographical barriers but continental canadian air flows south by the same route and since these two. The interior lowlands are located west of the appalachian mountains and east of the great plains.

The interior plains is made up. Broad low moraines also mark the southern limit of the larger thicker continental sheets which advanced south out of canada. There is significant rainfall in most months of the year.

The united states and canada have mountain ranges along their eastern and western portions with lowlands in the middle. The average temperature in lowlands is 26 6 c 79 9 f. The great plains are higher in elevation than the central lowland rising from about 600m to 1500m above sea level in the east.