Rosemont, CA Climate


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Rosemont, CA has a hot-summer Mediterranean climate characterized by moderate rainfall and mild temperatures throughout the year. Summers in Rosemont are generally warm and dry, with temperatures usually ranging between 70 and 90 degrees Fahrenheit. Winters in this area are mild, with temperatures rarely dropping below freezing. Precipitation is moderate all year round, with most of it coming in the winter months. Overall, Rosemont has a pleasant climate with sunny days that make it an enjoyable place to visit or live.

Rosemont, California gets 20 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Rosemont averages 0 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 264 sunny days per year in Rosemont. The US average is 205 sunny days.

Rosemont gets some kind of precipitation, on average, 63 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.


Weather Highlights

Summer High: the July high is around 93 degrees
Winter Low: the January low is 39
Rain: averages 20 inches of rain a year
Snow: averages 0 inches of snow a year


Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Rosemont is 8.3 (10=best), which means it is more comfortable than most places in California.

8.4 Summer - 7.2 Winter
May, October and September are the most pleasant months in Rosemont, while January and December are the least comfortable months.

  ClimateRosemont, CaliforniaUnited States
  20.0 in.38.1 in.
  0.0 in.27.8 in.
  62.5 days106.2 days
  264 days205 days
  92.8°85.8°
  39.2°21.7°
  8.37
  5.24.3
  49 ft.2443 ft.
Climate
YOU SHOULD KNOW

Many people confuse weather and climate but they are different. Weather is the conditions of the atmosphere over a short period of time, and climate is how the atmosphere is over long periods of time.

Weather is how the atmosphere is behaving and its effects upon life and human activities. Weather can change from minute-to-minute. Most people think of weather in terms of temperature, humidity, precipitation, cloudiness, brightness, visibility, wind, and atmospheric pressure.

Climate is the description of the long-term pattern of weather in a place. Climate can mean the average weather for a particular region and time period taken over 30 years. Climate is the average of weather over time.

July is the hottest month for Rosemont with an average high temperature of 92.8°, which ranks it as warmer than most places in California. In Rosemont, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Rosemont are October, May and April.
In Rosemont, there are 71.4 days annually when the high temperature is over 90°, which is hotter than most places in California.
December has the coldest nighttime temperatures for Rosemont with an average of 38.7°. This is warmer than most places in California.
In Rosemont, there are 12.3 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in California.
In Rosemont, there are 0.0 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in California.
Humidity in Rosemont is generally quite low and comfortable. There are few days during the summer when the humidity becomes unpleasant. The most humid months (but still comfortable) are July, August and June.
February is the wettest month in Rosemont with 3.8 inches of rain, and the driest month is July with 0.0 inches. The wettest season is Spring with 55% of yearly precipitation and 1% occurs in Autumn, which is the driest season. The annual rainfall of 20.0 inches in Rosemont means that it is about average compared to other places in California.
January is the rainiest month in Rosemont with 11.1 days of rain, and July is the driest month with only 0.1 rainy days. There are 62.5 rainy days annually in Rosemont, which is rainier than most places in California. The rainiest season is Spring when it rains 50% of the time and the driest is Autumn with only a 3% chance of a rainy day.
There is rarely any recorded snowfall in Rosemont, ranking it as one of the least snowy places in California. Any measurable snowfall is a rare occurance in Rosemont.
Reviews for Rosemont
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Over 12 years ago

My husband and i bought a house 8 months ago in rosemont,and we love it here. It is what you make it . Home is where you make it. And for 86,000 thousand and a 650 month  More

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