Contents
- Weather in August
- Frequently asked questions
- Average temperature in August
- Average pressure in August
- Average wind speed in August
- Average humidity in August
- Average rainfall in August
- Average rainfall days in August
- Average daylight in August
- Average sunshine in August
- Average sunshine days in August
- Average UV index in August
- Average cloud cover in August
- Average visibility in August
Weather in August
Temperature
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.Heat index
The heat index in August is computed to be 84.2°F (29°C). If one remains active during constant exposure, it might cause exhaustion and heat cramps.Understanding the heat index involves considering values for shaded locales with light wind. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is achieved by amalgamating air temperature with the relative humidity readings. Depending on the activity and the individual's heat perception, which may vary due to factors including wind, clothing, and metabolic variations, this effect remains subjective. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Children frequently do not comprehend the need for rest and hydration. Thirst is an advanced stage of dehydration - staying hydrated, especially during extended physical exercises, is essential.
Humidity
In August, the average relative humidity is 64%.Rainfall
In Mira Mesa, in August, it is raining for 1.6 days, with typically 0.08" (2mm) of accumulated precipitation. Throughout the year, in Mira Mesa, California, there are 41.9 rainfall days, and 3.35" (85mm) of precipitation is accumulated.Daylight
In August, the average length of the day is 13h and 20min.On the first day of the month, sunrise is at 6:02 am and sunset at 7:46 pm. On the last day of August, in Mira Mesa, sunrise is at 6:23 am and sunset at 7:14 pm PDT.
Sunshine
The months with the most sunshine are July and August, with an average of 12h of sunshine.UV index
The months with the highest UV index are June through September, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for average individuals.Note: The UV index of 6 in August translates into these instructions:
Shun overexposure. Protection from sun ravages is indispensable. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the warmest month?
What is the temperature in August?
What is the average humidity in August in Mira Mesa?
How many days does it rain in August?
How many hours of daylight does Mira Mesa have in August?
What time are sunrise and sunset in August?
What are the months with the most sunshine?
How long on average sun shines in August?
When is the highest UV index?
What is the UV index reading in August?
Average temperature in August
Mira Mesa, CA
- Average high temperature in August: 81.1°F
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).
- Average low temperature in August: 65.3°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 in August
Mira Mesa, CA
- Average pressure in August: 29.88"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 in August
Mira Mesa, CA
- Average wind speed in August: 4.8mph
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 in August
Mira Mesa, CA
- Average humidity in August: 64%
The month with the highest relative humidity is May (70%).
The month with the lowest relative humidity is November (56%).
Average rainfall in August
Mira Mesa, CA
- Average rainfall in August: 0.08"
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 in August
Mira Mesa, CA
- Average rainfall days in August: 1.6 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 in August /
Average sunshine in August
Mira Mesa, CA
- Average daylight in August: 13h and 2min
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 August: 12h and 0min
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 in August
Mira Mesa, CA
- Average sunshine days in August: 25.8 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 in August
Mira Mesa, CA
- Average UV index in August: 6
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 in August
Mira Mesa, CA
- Average cloud cover in August: 7
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 in August
Mira Mesa, CA
- Average visibility in August: 6mi
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).
Mira Mesa, California, USA
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