Definition of mood. 1  1 : the form of a syllogism as determined by the quantity and quality of its constituent propositions. 2  2 : distinction of form or a particular set of inflectional forms of a verb to express whether the action or state it denotes is conceived as fact or in some other manner (as command, possibility, or wish) 3  3 : mode 1b.
Oklahoma's average annual temperature varies between 58 F and 62 F, according to the Oklahoma Climatological Survey, but these averages mask large variations.
With 30-40 days at or above 100 deg F, western Oklahoma experiences more extreme summer temperatures than elsewhere in the state. Both the Panhandle and eastern Oklahoma average about 15 days above the century mark. The increased humidity in the east, however, adds to that section of the state's summertime misery.