Weather

Winter
is mild with days averaging 60 to 75 degrees Fahrenheit and nights about 40 to 55 degrees. Temperature fluctuations can be quick and unpredictable; December has been known to vary from 28 to 95 degrees Fahrenheit. The average annual rainfall is just 14 inches and most of it occurs November to March.

Late spring
is cool and frequently overcast until mid-day. In the day, temperatures vary from 70 to 85 degrees and nights are 50 to 65 degrees.

Summer
days might begin cloudy, but the skies usually clear before noon. Early Summer weather is comfortable, ranging from the low 80s in the daytime to the low 60s at night.

The warmest months of the year can be August through November, when the hot, dry Santa Ana desert winds periodically blow in from the east. Temperatures in July, August and September can range from the high 90s in the daytime to the low 70s at night. Even though a few 100-degree days may pop up, it usually begins to cool off in October and November when temperatures return to low 80s in the daytime and the low 60s at night.

If you have made a reservation for a campus tour, you will be walking for close to 2 hours and the most important thing to wear are comfortable walking shoes. For tips on the rest of your outfit, pick the season you'll be visiting and make a note of the weather Cal Poly Pomona typically experiences.

Local Weather for Pomona

Surf Report

Snow Ski Report