Monthly weather forecast and climate
La Mesa, CA

The average high-temperature, in January, is 69.4°F (20.8°C), while the average low-temperature is 46.6°F (8.1°C). In La Mesa, 2.4" (61mm) of precipitation is typically accumulated.
Weather in January »
In La Mesa, the average high-temperature is 69.3°F (20.7°C), and the average low-temperature is 47.5°F (8.6°C). The wettest months are February and March, with an average 2.4" (61.2mm) of rainfall.
Weather in February »
In March, the average high-temperature is 70.5°F (21.4°C), and the average low-temperature is 49.6°F (9.8°C). Months with the most rainfall are February and March, with an average 2.4" (61.2mm) of precipitation.
Weather in March »
In April, the average high-temperature is 73.8°F (23.2°C), and the average low-temperature is 52.5°F (11.4°C). In La Mesa, California, in April, 0.9" (23.4mm) of precipitation is typically accumulated.
Weather in April »
In May, the average high-temperature is 75.4°F (24.1°C), and the average low-temperature is 56.5°F (13.6°C). During May, La Mesa regularly aggregates up to 0.1" (3.8mm) of precipitation.
Weather in May »
The average high-temperature, is 79.2°F (26.2°C), while the average low-temperature is 59.7°F (15.4°C). Throughout June, in La Mesa, 0.1" (2mm) of precipitation is accumulated.
Weather in June »
In July, the average high-temperature is 84°F (28.9°C), and the average low-temperature is 63.3°F (17.4°C). During July, La Mesa regularly aggregates up to 0" (1mm) of precipitation.
Weather in July »
With an average high-temperature of 85.8°F (29.9°C) and an average low-temperature of 64.8°F (18.2°C), August is the warmest month. August is the month with the least rainfall, with 0" (0.8mm) of accumulated precipitation.
Weather in August »
In La Mesa, California, the average high-temperature is 85.3°F (29.6°C), and the average low-temperature is 62.8°F (17.1°C). In La Mesa, California, 0.2" (5.3mm) of precipitation is typically accumulated.
Weather in September »
In October, in La Mesa, the average high-temperature is 79.3°F (26.3°C), and the average low-temperature is 57.6°F (14.2°C). In La Mesa, 0.7" (17.5mm) of precipitation is typically accumulated.
Weather in October »
In La Mesa, the average high-temperature is 73.6°F (23.1°C), and the average low-temperature is 50.7°F (10.4°C). Throughout November, 1.4" (36.8mm) of precipitation is accumulated.
Weather in November »
December is the coldest month, with an average high-temperature of 68.9°F (20.5°C) and an average low-temperature of 45.9°F (7.7°C). During December, La Mesa regularly aggregates up to 1.9" (48mm) of precipitation.
Weather in December »

How much does it rain in La Mesa?

Throughout the year, in La Mesa, 12.7" (322mm) of rain is accumulated.

What is the rainiest month in La Mesa?

Months with the most rainfall in La Mesa are February and March, with an average 2.4" (61.2mm) of precipitation.

When are the longest days in La Mesa?

The month with the longest days is June, with an average of 14.3h of daylight.

What is the warmest month in La Mesa?

With an average high-temperature of 85.8°F (29.9°C) and an average low-temperature of 64.8°F (18.2°C), August is the warmest month in La Mesa.

What is the driest month in La Mesa?

The month with the least rainfall in La Mesa, California, is August when 0" (0.8mm) of precipitation is typically aggregated.

What is the coldest month in La Mesa?

December is the coldest month in La Mesa, California, with an average high-temperature of 68.9°F (20.5°C) and an average low-temperature of 45.9°F (7.7°C).

What is the month with the shortest days in La Mesa?

The month with the shortest days is December, with an average of 10h of daylight.
Average temperature - La Mesa, CA
Average rainfall - La Mesa, CA

Wettest months (with the highest rainfall) are January, February and March (2.4").
Driest months (with the lowest rainfall) are July and August (0").

Average daylight - La Mesa, CA
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