Climate and monthly weather forecastMira Mesa, CA
Climate and monthly weather forecast
Weather in January
January, like December, in Mira Mesa, California, is another comfortable winter month, with an average temperature fluctuating between 49.8°F (9.9°C) and 65.3°F (18.5°C). A minor adjustment in Mira Mesa's average high-temperature is noted with the start of January, touching a still refreshing 65.3°F (18.5°C) from December's 63.9°F (17.7°C). Weather in January »Weather in February
February, the last month of the winter in Mira Mesa, is another refreshing month, with an average temperature varying between 64.4°F (18°C) and 48.7°F (9.3°C). February observes an average high-temperature of a still refreshing 64.4°F (18°C), marking an insignificant difference from January's 65.3°F (18.5°C). Weather in February »Weather in March
March, the first month of the spring in Mira Mesa, is still a refreshing month, with an average temperature ranging between max 66.4°F (19.1°C) and min 50°F (10°C). With March's arrival, Mira Mesa, California, notes an average high-temperature of a still refreshing 66.4°F (19.1°C), closely following the trend of the preceding month. Weather in March »Weather in April
April in Mira Mesa, California, is a pleasant spring month, with an average temperature fluctuating between 68.5°F (20.3°C) and 51.4°F (10.8°C). Stepping into April, Mira Mesa records an average high-temperature of a pleasant 68.5°F (20.3°C), almost consistent with March. Weather in April »Weather in May
The last month of the spring, May, is also an agreeable month in Mira Mesa, California, with an average temperature varying between 70.3°F (21.3°C) and 54.1°F (12.3°C). Mira Mesa starts May with an average high-temperature of a still pleasant 70.3°F (21.3°C), a minor shift from April's 68.5°F (20.3°C). Weather in May »Weather in June
The first month of the summer, June, is a moderately hot month in Mira Mesa, California, with an average temperature ranging between max 74.7°F (23.7°C) and min 57.6°F (14.2°C). As Mira Mesa welcomes June, the average high-temperature stabilizes at a warm 74.7°F (23.7°C), showing little deviation from May's 70.3°F (21.3°C). Weather in June »Weather in July
July, the same as June, is another warm summer month in Mira Mesa, California, with an average temperature fluctuating between 79.3°F (26.3°C) and 63.5°F (17.5°C). July's arrival shows an average high-temperature of a still moderately hot 79.3°F (26.3°C), hardly different from the previous month. Weather in July »Weather in August
August, the last month of the summer in Mira Mesa, is another warm month, with an average temperature ranging between max 81.1°F (27.3°C) and min 65.3°F (18.5°C). August, with an average high of 81.1°F (27.3°C) and a low of 65.3°F (18.5°C), signifies the warmest month of the year. The heat index in August is computed to be 84.2°F (29°C). Weather in August »Weather in September
The first month of the autumn, September, is also a moderately hot month in Mira Mesa, California, with temperature in the range of an average low of 63.7°F (17.6°C) and an average high of 80.4°F (26.9°C). As Mira Mesa transitions into September, the average high-temperature stands at a still moderately hot 80.4°F (26.9°C), offering little variation from the preceding month. Weather in September »Weather in October
October, the same as September, is a moderately hot autumn month in Mira Mesa, California, with an average temperature ranging between min 59.7°F (15.4°C) and max 76.1°F (24.5°C). As September transitions into October, the average high-temperature rests at a still moderately hot 76.1°F (24.5°C), maintaining a close resemblance to the previous month. Weather in October »Weather in November
The last month of the autumn, November, is also an agreeable month in Mira Mesa, California, with an average temperature fluctuating between 70.5°F (21.4°C) and 54.9°F (12.7°C). The shift from October to November includes a small decrease in the average high-temperature, from a warm 76.1°F (24.5°C) to an agreeable 70.5°F (21.4°C). Weather in November »Weather in December
The first month of the winter, December, is also an enjoyable month in Mira Mesa, California, with an average temperature ranging between max 63.9°F (17.7°C) and min 49.6°F (9.8°C). December brings the lowest temperatures, with an average high of 63.9°F (17.7°C) and an average low of 49.6°F (9.8°C). Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Mira Mesa, CA
The warmest month (with the highest average high temperature) is August (81.1°F).
The month with the lowest average high temperature is December (63.9°F).
The month with the highest average low temperature is August (65.3°F).
The coldest month (with the lowest average low temperature) is February (48.7°F).
Average pressure
Mira Mesa, CA
- Average pressure in January:
30.09"Hg - Average pressure in February:
30.04"Hg - Average pressure in March:
30.02"Hg - Average pressure in April:
29.96"Hg - Average pressure in May:
29.91"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
Mira Mesa, CA
- Average wind speed in January:
5.1mph - Average wind speed in February:
5.4mph - Average wind speed in March:
5.3mph - Average wind speed in April:
5.7mph - Average wind speed in May:
5.7mph - Average wind speed in June:
5mph
- Average wind speed in July:
4.9mph - Average wind speed in August:
4.8mph - Average wind speed in September:
4.7mph - Average wind speed in October:
4.5mph - Average wind speed in November:
4.9mph - Average wind speed in December:
5.2mph
The windiest months (with the highest average wind speed) are April and May (5.7mph).
The calmest month (with the lowest average wind speed) is October (4.5mph).
Average humidity
Mira Mesa, CA
The month with the highest relative humidity is May (70%).
The month with the lowest relative humidity is November (56%).
Average rainfall
Mira Mesa, CA
- Average rainfall in January:
0.35" - Average rainfall in February:
0.59" - Average rainfall in March:
0.35" - Average rainfall in April:
0.35" - Average rainfall in May:
0.16" - Average rainfall in June:
0.04"
- Average rainfall in July:
0.16" - Average rainfall in August:
0.08" - Average rainfall in September:
0.12" - Average rainfall in October:
0.12" - Average rainfall in November:
0.39" - Average rainfall in December:
0.63"
The wettest month (with the highest rainfall) is December (0.63").
The driest month (with the least rainfall) is June (0.04").
Average rainfall days
Mira Mesa, CA
- Average rainfall days in January:
4 days - Average rainfall days in February:
4.9 days - Average rainfall days in March:
6.5 days - Average rainfall days in April:
5.4 days - Average rainfall days in May:
2.9 days - Average rainfall days in June:
1.3 days
- Average rainfall days in July:
3 days - Average rainfall days in August:
1.6 days - Average rainfall days in September:
2.4 days - Average rainfall days in October:
2.3 days - Average rainfall days in November:
2.7 days - Average rainfall days in December:
4.9 days
The month with the highest number of rainy days is March (6.5 days).
The month with the least rainy days is June (1.3 days).
Average daylight / Average sunshine
Mira Mesa, CA
- Average daylight in January:
10h and 18min - 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 54min - Average daylight in June:
14h and 18min
- Average daylight in July:
14h and 6min - Average daylight in August:
13h and 18min - Average daylight in September:
12h and 24min - Average daylight in October:
11h and 18min - Average daylight in November:
10h and 30min - 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 48min - Average sunshine in February:
6h and 54min - Average sunshine in March:
8h and 42min - Average sunshine in April:
10h and 54min - Average sunshine in May:
11h and 6min - Average sunshine in June:
11h and 54min
- Average sunshine in July:
12h and 0min - Average sunshine in August:
12h and 0min - Average sunshine in September:
10h and 18min - Average sunshine in October:
8h and 48min - Average sunshine in November:
7h and 12min - Average sunshine in December:
6h and 48min
The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The months with the least sunshine are January and December (Average sunshine: 6h and 48min).
Average sunshine days
Mira Mesa, CA
- Average sunshine days in January:
25.7 days - Average sunshine days in February:
21.8 days - Average sunshine days in March:
23.7 days - Average sunshine days in April:
24.8 days - Average sunshine days in May:
25.5 days - Average sunshine days in June:
24.6 days
- Average sunshine days in July:
24.7 days - Average sunshine days in August:
25.8 days - Average sunshine days in September:
25.5 days - Average sunshine days in October:
26.1 days - Average sunshine days in November:
24.5 days - Average sunshine days in December:
24.5 days
The month with the most sunshine days is October (26.1 days).
The month with the least sunshine days is February (21.8 days).
Average UV index
Mira 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, March, November and December (UV index 4).
Average cloud cover
Mira Mesa, CA
The months with the most cloud cover are March and December (Cloud cover 23).
The month with the least cloud cover is August (Cloud cover 7).
Average visibility
Mira 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).





