Imperial Beach (CA) Temperatures: Monthly Averages and Year-Round Insights
On this page, we’ll explore Imperial Beach’s temperature statistics in detail, including day and night variations and monthly averages. We’ll also compare the annual temperature to other cities in the United States of America.
Monthly Temperature Averages
Year-round, Imperial Beach experiences a consistently pleasant climate. On average, maximum daytime temperatures range from a warm 25°C in September to a pleasant 19°C in January. Nighttime temperatures can drop, with averages reaching 8°C in January.
The chart below illustrates the average maximum day and minimum night temperatures in Imperial Beach by month:
The minimum temperature is commonly observed between 4 AM and 6 AM, with the maximum occurring around 3 PM, when the sun’s strength is at its peak. September, the city’s warmest month, sees 272 hours of sunshine.
The chart below shows the average temperature throughout the year:
January, the city’s coldest month, receives about 33 mm of rainfall spread over roughly 5 days. For more information, please visit our Imperial Beach Precipitation page.
Annual Temperatures in the United States of America Compared
The map below shows the annual temperature across the United States of America. You can also select the different months in case you are interested in a specific month.
very warm
warm
pleasant
moderate
cold
very cold
Imperial Beach Temperatures Compared World Wide
Imperial Beach’s average annual maximum temperature is 22°C. Let’s compare this with some popular tourist destinations:
In Barcelona, Spain, the average annual temperature is around 21°C, resulting in warm summers and mild winters throughout the year.
Interlaken, Switzerland, the average annual temperature is significantly lower at 8°C, with mild summers and very cold winters.
Osaka, Japan, offers a similar climate to Tokyo, with an average annual temperature of 22°C.
In Brisbane, Australia, the average annual temperature is 26°C, making it warmer than Sydney.
How does the temperature feel?
Humidity is an essential factor in how you experience temperature. When a warm period is accompanied by high humidity, it results in a higher perceived temperature. This is especially true when temperatures exceed 25°C, as it can cause greater discomfort.
In Imperial Beach, during the coolest month, January, you will experience 70% humidity, which is considered high. This is accompanied by an average maximum temperature of 20°C. In the warmest month, September, the humidity is 79% combined with an average maximum temperature of 25°C, which creates a high-feel temperature. Explore our detailed page on humidity levels for further details.
How are these Temperatures Measured?
Generally, temperature data depicting climate is usually given over a 30-year average in order to reduce short-term fluctuations and reveal better long-term trends in climate conditions.
This temperature data is taken from land-based thermometers, ocean buoys, ships, and satellites. These measurements are transmitted to weather stations and climate centers around the globe where they are processed, averaged, and analyzed in order to monitor the trends and create climate models.
Effects of Temperature on Weather and Climate
Temperature variations influence precipitation patterns in Amsterdam:
Rainfall: Warm air holds more moisture, leading to heavier rain during warmer months. However, precipitation is generally moderate year-round.
Snow: Occasional snowfall occurs in winter, though it rarely lasts very long.
For more detailed information about Imperial Beach’s weather, including monthly rainfall, sunshine hours, and humidity levels, visit our Imperial Beach climate page.
Current temperature in Imperial Beach (CA)
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