Contents
- Weather in July
- Frequently asked questions
- Average temperature in July
- Average pressure in July
- Average wind speed in July
- Average humidity in July
- Average rainfall in July
- Average rainfall days in July
- Average daylight in July
- Average sunshine in July
- Average sunshine days in July
- Average UV index in July
- Average cloud cover in July
- Average visibility in July
Weather in July
Temperature
The transition from June to July brings an average high-temperature of a still warm 80.6°F (27°C), barely different from June's 75.9°F (24.4°C). During the nights in July, Lemon Grove experiences a consistent average temperature of 64°F (17.8°C).Heat index
July's heat index is estimated at 82.4°F (28°C). Long-standing exposure coupled with ongoing activity could result in exhaustion, possibly causing heat cramps.It is emphasized that the heat index's values are meant for shaded zones with mild winds. The heat index can potentially augment by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'feels like', offers an insight into how hot it feels when we factor in moisture content. This effect tends to be personal, with the weather perception differing among individuals due to variations in body mass, height, and exertion. Taking into account that direct sunlight can boost the heat effect, the heat index may rise by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Young individuals are typically more threatened than adults due to their reduced perspiration. Also, the larger skin surface proportionate to their small bodies and the increased heat from their activities magnify their risk.
Humidity
The average relative humidity in July in Lemon Grove is 64%.Rainfall
June, July and October are months with the least rain when the rain falls for 2 days and typically aggregates up to 0.04" (1mm) of rain.Daylight
The average length of the day in July is 14h and 4min.On the first day of July, sunrise is at 5:44 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 6:01 am and sunset at 7:47 pm PDT.
Sunshine
July has the most sunshine of the year, with an average of 12.1h of sunshine.UV index
June through September, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: In July, the maximum UV index of 6 transforms into these recommendations:
Ward off overexposure. Defence against solar harm is crucial. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in July?
What is the average humidity in July in Lemon Grove?
What is the driest month in Lemon Grove?
How much does it rain in July?
How many hours of daylight does Lemon Grove have in July?
What time are sunrise and sunset in July?
What month has the most sunshine?
How many hours of sunshine does Lemon Grove have in July?
What is the month with the highest UV index?
What is the UV index intensity in July?
Average temperature in July
Lemon Grove, CA
- Average high temperature in July: 80.6°F
The warmest month (with the highest average high temperature) is August (82.9°F).
The month with the lowest average high temperature is December (64.4°F).
- Average low temperature in July: 64°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 in July
Lemon Grove, CA
- Average pressure in July: 29.9"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 July
Lemon Grove, CA
- Average wind speed in July: 4.9mph
The windiest month (with the highest average wind speed) is April (5.6mph).
The calmest month (with the lowest average wind speed) is October (4.5mph).
Average humidity in July
Lemon Grove, CA
- Average humidity in July: 64%
The month with the highest relative humidity is May (67%).
The month with the lowest relative humidity is November (54%).
Average rainfall in July
Lemon Grove, CA
- Average rainfall in July: 0.04"
The wettest month (with the highest rainfall) is February (0.55").
The driest months (with the least rainfall) are June, July and October (0.04").
Average rainfall days in July
Lemon Grove, CA
- Average rainfall days in July: 2 days
The month with the highest number of rainy days is March (5.3 days).
The month with the least rainy days is June (0.8 days).
Average daylight in July /
Average sunshine in July
Lemon Grove, CA
- Average daylight in July: 14h and 1min
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 July: 12h and 1min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The months with the least sunshine are February and December (Average sunshine: 6h and 42min).
Average sunshine days in July
Lemon Grove, CA
- Average sunshine days in July: 28.4 days
The month with the most sunshine days is October (28.9 days).
The month with the least sunshine days is February (23.4 days).
Average UV index in July
Lemon Grove, CA
- Average UV index in July: 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, November and December (UV index 4).
Average cloud cover in July
Lemon Grove, CA
- Average cloud cover in July: 9
The months with the most cloud cover are March and December (Cloud cover 24).
The month with the least cloud cover is August (Cloud cover 7).
Average visibility in July
Lemon Grove, CA
- Average visibility in July: 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).
Lemon Grove, California, USA
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