WILLIAMS, ARIZONA

Under the Köppen Climate Classification climate classification, "dry-summer subtropical" climates are often referred to as "Mediterranean". This climate zone has an an average temperature above 10°C (50°F) in their warmest months, and an average in the coldest between 18 to -3°C (64 to 27°F). Summers tend to be dry with less than one-third that of the wettest winter month, and with less than 30mm (1.18 in) of precipitation in a summer month. SMany of the regions with Mediterranean climates have relatively mild winters and very warm summers.

The Köppen Climate Classification subtype for this climate is "Csb". (Mediterran Climate).

The average temperature for the year in Williams is 48.0°F (8.9°C). The warmest month, on average, is July with an average temperature of 68.0°F (20°C). The coolest month on average is January, with an average temperature of 31.0°F (-0.6°C).

The highest recorded temperature in Williams is 99.0°F (37.2°C), which was recorded in May. The lowest recorded temperature in Williams is -25.0°F (-31.7°C), which was recorded in January.

The average amount of precipitation for the year in Williams is 21.9" (556.3 mm). The month with the most precipitation on average is August with 3.3" (83.8 mm) of precipitation. The month with the least precipitation on average is June with an average of 0.5" (12.7 mm). There are an average of 40.0 days of precipitation, with the most precipitation occurring in August with 8.0 days and the least precipitation occurring in June with 1.0 days.

In terms of liquid precipitation, there are an average of 47.1 days of rain, with the most rain occurring in August with 6.0 days of rain, and the least rain occurring in June with 1.3 days of rain.

In Williams, there's an average of 67.9" of snow (0 cm). The month with the most snow is January, with 16.4" of snow (41.7 cm).