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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Weather in January
January, like December, in La Mesa, California, is another refreshing winter month, with temperature in the range of an average high of 66.2°F (19°C) and an average low of 49.6°F (9.8°C). The arrival of January brings an average high-temperature of a still refreshing 66.2°F (19°C), subtly diverging from December's 64.2°F (17.9°C). Weather in January »
Weather in February
The last month of the winter, February, is another comfortable month in La Mesa, California, with temperature in the range of an average low of 48.7°F (9.3°C) and an average high of 64.9°F (18.3°C). La Mesa's average high-temperature marks a still comfortable 64.9°F (18.3°C) with the advent of February, closely mirroring that of the preceding month. Weather in February »
Weather in March
The first month of the spring, March, is still a comfortable month in La Mesa, California, with an average temperature ranging between max 66.9°F (19.4°C) and min 50°F (10°C). La Mesa commences March with an average high-temperature of a still enjoyable 66.9°F (19.4°C), maintaining a close resemblance to the previous month. Weather in March »
Weather in April
April in La Mesa, California, is a pleasant spring month, with an average temperature fluctuating between 69.4°F (20.8°C) and 51.4°F (10.8°C). The arrival of April brings an average high-temperature of an agreeable 69.4°F (20.8°C), closely following the temperature pattern of March. Weather in April »
Weather in May
The last month of the spring, May, is another pleasant month in La Mesa, California, with an average temperature varying between 70.9°F (21.6°C) and 54.3°F (12.4°C). La Mesa's shift into May is marked by a subtle change to a still agreeable 70.9°F (21.6°C) from April's 69.4°F (20.8°C) in temperature. Weather in May »
Weather in June
June, the first month of the summer in La Mesa, is a moderately hot month, with an average temperature fluctuating between 75.7°F (24.3°C) and 58.3°F (14.6°C). The advent of June brings an average high-temperature of a moderately hot 75.7°F (24.3°C), exhibiting minor difference from the previous month. Weather in June »
Weather in July
July, like June, in La Mesa, California, is another warm summer month, with an average temperature varying between 80.2°F (26.8°C) and 64°F (17.8°C). July's average high-temperature is a still moderately hot 80.2°F (26.8°C), maintaining a close comparison with June's 75.7°F (24.3°C). Weather in July »
Weather in August
August, the last month of the summer in La Mesa, is another warm month, with an average temperature ranging between max 82.6°F (28.1°C) and min 65.8°F (18.8°C). August, noted for its average high-temperature of 82.6°F (28.1°C) and an average low-temperature of 65.8°F (18.8°C), is considered the warmest month. During August, the heat index is appraised at a tropical 86°F (30°C). Weather in August »
Weather in September
The first month of the autumn, September, is also a moderately hot month in La Mesa, California, with temperature in the range of an average low of 64.4°F (18°C) and an average high of 81.5°F (27.5°C). La Mesa's entry into September measures an average high-temperature of a still moderately hot 81.5°F (27.5°C), closely parallel to the preceding month. Weather in September »
Weather in October
October, like September, in La Mesa, California, is another warm autumn month, with an average temperature fluctuating between 59.7°F (15.4°C) and 76.5°F (24.7°C). La Mesa greets October with an average high-temperature of a still warm 76.5°F (24.7°C), marking a slight deviation from the preceding month. Weather in October »
Weather in November
The last month of the autumn, November, is also an agreeable month in La Mesa, California, with an average temperature varying between 54.5°F (12.5°C) and 70.7°F (21.5°C). In the transition to November, La Mesa observes a minor drop in the average high-temperature, shifting from a moderately hot 76.5°F (24.7°C) in October to an agreeable 70.7°F (21.5°C). Weather in November »
Weather in December
December, the first month of the winter in La Mesa, is still a comfortable month, with an average temperature varying between 49.1°F (9.5°C) and 64.2°F (17.9°C). December is La Mesa's coldest month, registering average high temperatures of 64.2°F (17.9°C) and lows of 49.1°F (9.5°C). Weather in December »
[Resources]Frequently asked questions
How many days does it rain in La Mesa?
Throughout the year, in La Mesa, there are 54.5 rainfall days, and 6.57" (167mm) of precipitation is accumulated.
When is the lowest UV index in La Mesa?
January, February, November and December, with an average maximum UV index of 4, are months with the lowest UV index in La Mesa, California.
What is the wettest month in La Mesa?
February is the month with the most rainfall in La Mesa. Rain falls for 6.4 days and accumulates 1.3" (33mm) of precipitation.
When is Daylight Saving Time (DST) in La Mesa?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from PST to PDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from PDT to PST.
What is the most humid month in La Mesa?
May is the most humid month in La Mesa, California, with an average relative humidity of 68%.
What is the driest month in La Mesa?
June is the month with the least rainfall in La Mesa. Rain falls for 1.4 days and accumulates 0.08" (2mm) of precipitation.
When are the longest days in La Mesa?
June has the longest days of the year in La Mesa, California, with an average of 14h and 18min of daylight.
When is the highest UV index in La Mesa?
The months with the highest UV index are June through September, with an average maximum UV index of 6.
What month has the most sunshine in La Mesa?
With an average of 12h of sunshine, July has the most sunshine of the year in La Mesa.
What part of the year is the hottest in La Mesa?
The highest temperatures are recorded in August, with averages reaching a high of 82.6°F (28.1°C) and a low of 65.8°F (18.8°C).
What is the least humid month in La Mesa?
With an average relative humidity of 55%, November is the least humid month in La Mesa, California.
What month is the coldest in La Mesa?
La Mesa experiences its lowest temperatures in December, with an average peak of 64.2°F (17.9°C) and a low of 49.1°F (9.5°C).
What is the month with the shortest days in La Mesa?
December has the shortest days of the year in La Mesa, California, with an average of 10h and 0min of daylight.
What is the month with the least sunshine in La Mesa?
The month with the least sunshine is December, with an average of 6.7h of sunshine.
Average temperature
La Mesa, CA
The warmest month (with the highest average high temperature) is August (82.6°F).
The month with the lowest average high temperature is December (64.2°F).
The month with the highest average low temperature is August (65.8°F).
The coldest month (with the lowest average low temperature) is February (48.7°F).
Average pressure
La Mesa, CA
- Average pressure in January:
30.09"Hg - Average pressure in February:
30.04"Hg - Average pressure in March:
30.01"Hg - Average pressure in April:
29.96"Hg - Average pressure in May:
29.92"Hg - Average pressure in June:
29.87"Hg
- Average pressure in July:
29.9"Hg - Average pressure in August:
29.88"Hg - Average pressure in September:
29.88"Hg - Average pressure in October:
29.93"Hg - Average pressure in November:
30.01"Hg - Average pressure in December:
30.06"Hg
The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed
La Mesa, CA
- Average wind speed in January:
5mph - Average wind speed in February:
5.2mph - Average wind speed in March:
5.2mph - Average wind speed in April:
5.7mph - Average wind speed in May:
5.5mph - Average wind speed in June:
5mph
- Average wind speed in July:
4.9mph - Average wind speed in August:
4.7mph - Average wind speed in September:
4.7mph - Average wind speed in October:
4.5mph - Average wind speed in November:
4.8mph - Average wind speed in December:
5mph
The windiest month (with the highest average wind speed) is April (5.7mph).
The calmest month (with the lowest average wind speed) is October (4.5mph).
Average humidity
La Mesa, CA
The month with the highest relative humidity is May (68%).
The month with the lowest relative humidity is November (55%).
Average rainfall
La Mesa, CA
- Average rainfall in January:
0.71" - Average rainfall in February:
1.3" - Average rainfall in March:
0.71" - Average rainfall in April:
0.51" - Average rainfall in May:
0.39" - Average rainfall in June:
0.08"
- Average rainfall in July:
0.31" - Average rainfall in August:
0.28" - Average rainfall in September:
0.28" - Average rainfall in October:
0.16" - Average rainfall in November:
0.79" - Average rainfall in December:
1.06"
The wettest month (with the highest rainfall) is February (1.3").
The driest month (with the least rainfall) is June (0.08").
Average rainfall days
La Mesa, CA
- Average rainfall days in January:
5.3 days - Average rainfall days in February:
6.4 days - Average rainfall days in March:
7.8 days - Average rainfall days in April:
6.4 days - Average rainfall days in May:
4.2 days - Average rainfall days in June:
1.4 days
- Average rainfall days in July:
4.4 days - Average rainfall days in August:
2.8 days - Average rainfall days in September:
3.7 days - Average rainfall days in October:
2.6 days - Average rainfall days in November:
3.8 days - Average rainfall days in December:
5.7 days
The month with the highest number of rainy days is March (7.8 days).
The month with the least rainy days is June (1.4 days).
Average daylight / Average sunshine
La Mesa, CA
- Average daylight in January:
10h and 2min - Average daylight in February:
11h and 0min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 0min - Average daylight in May:
13h and 5min - Average daylight in June:
14h and 2min
- Average daylight in July:
14h and 1min - Average daylight in August:
13h and 2min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 2min - Average daylight in November:
10h and 3min - Average daylight in December:
10h and 0min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in January:
6h and 5min - Average sunshine in February:
6h and 5min - Average sunshine in March:
8h and 4min - Average sunshine in April:
10h and 5min - Average sunshine in May:
10h and 5min - Average sunshine in June:
11h and 5min
- Average sunshine in July:
12h and 0min - Average sunshine in August:
11h and 5min - Average sunshine in September:
10h and 2min - Average sunshine in October:
8h and 5min - Average sunshine in November:
7h and 1min - Average sunshine in December:
6h and 4min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).
Average sunshine days
La Mesa, CA
- Average sunshine days in January:
24.7 days - Average sunshine days in February:
21 days - Average sunshine days in March:
22.3 days - Average sunshine days in April:
23.3 days - Average sunshine days in May:
24.5 days - Average sunshine days in June:
28.1 days
- Average sunshine days in July:
24.7 days - Average sunshine days in August:
25.7 days - Average sunshine days in September:
24.6 days - Average sunshine days in October:
27 days - Average sunshine days in November:
25 days - Average sunshine days in December:
23.7 days
The month with the most sunshine days is June (28.1 days).
The month with the least sunshine days is February (21 days).
Average UV index
La Mesa, CA
The months with the highest UV index are June, July, August and September (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 4).
Average cloud cover
La Mesa, CA
The month with the most cloud cover is March (Cloud cover 24).
The month with the least cloud cover is August (Cloud cover 8).
Average visibility
La Mesa, CA
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
La Mesa, California, USA
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