Selection is useful as a pollinizer for early. to mid-season blooming varieties, though. care must be taken to avoid biennial. bearing, which reduces effectiveness as a. pollen source. Tree is medium in vigor, precocious, with moderate resistance to. fire blight.
Yosemite Valley, CA Weather. The average temperature of Yosemite Valley is 52.15Â°F, which is much lower than the California average temperature of 61.17Â°F and is lower than the national average temperature of 54.45Â°F. Historical Weather. Heating Cost Index, #1647.
26/-3. 5.6/14.2. For Yosemiteâs higher elevations (e.g., Tuolumne Meadows), subtract about 10 to 20 Fahrenheit degrees (6 to 11 Celsius degrees) from the average temperatures above.Read More About Yosemite Weather. April 19, 2009 at 1:39 pm.6/-3. 5.6/14.2. For Yosemiteâs higher elevations (e.g., Tuolumne Meadows), subtract about 10 to 20 Fahrenheit degrees (6 to 11 Celsius degrees) from the average temperatures above.