Alto, CA Weather


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The most pleasant months of the year for Alto are September, August and July. In Alto, there are 5 comfortable months with high temperatures in the range of 70-85°. September is the hottest month for Alto with an average high temperature of 76.9°, which ranks it as cooler than most places in California. Any measurable snowfall is a rare occurance in Alto. There are few days during the summer when the humidity becomes unpleasant.

Today's Weather - Alto, CA

3 PM PST

Sunny

68°F

7 DAY FORECASTDESCRIPTIONHIGH/LOWWIND
This AfternoonSunny70° / 50°WSW 7 mph
WednesdayMostly Sunny73° / 49°NW 2 to 6 mph
ThursdayMostly Sunny70° / 48°WNW 2 to 6 mph
FridayMostly Sunny66° / 49°WSW 6 to 10 mph
SaturdaySunny69° / 49°W 8 to 13 mph
SundaySunny69° / 49°W 7 to 13 mph
MondayMostly Sunny67° / 48°W 8 to 15 mph

Weather Highlights

Summer High: the July high is around 77 degrees
Winter Low: the January low is 43
Rain: averages 41 inches of rain a year
Snow: averages 0 inches of snow a year


BESTPLACES COMFORT INDEX

The annual BestPlaces Comfort Index for the Alto area is 9.5 (10=best), which means it is more comfortable than most places in California.

9.5 / 10

A higher score indicates a more comfortable year-round climate. The US average for the comfort index is 7.8. Our index is based on the total number of days annually within the comfort range of 70-80 degrees, and we also applied a penalty for days of excessive humidity.


Average Monthly High and Low (°F)
HighLow
January55° 43°
February60° 45°
March63° 46°
April66° 47°
May70° 50°
June74° 53°
July77° 54°
August77° 54°
September77° 54°
October72° 51°
November63° 47°
December55° 43°
Hot, Freezing, Rainy, Snowy Days: Alto
Hot
Days
Freezing
Days
Rainy
Days
Snowy
Days
January01130
February00120
March00110
April0070
May1040
June2020
July3010
August3010
September3020
October1050
November0090
December01120

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.

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