June weather forecast
San Diego, TX

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Weather in June

June, the first month of the summer in San Diego, is still a tropical month, with an average temperature fluctuating between 74.5°F (23.6°C) and 93.7°F (34.3°C).

Temperature

San Diego, Texas, registers an average high-temperature of a still tropical 93.7°F (34.3°C) with the arrival of June, showing minor deviation from the preceding month. San Diego experiences a nighttime temperature average of 74.5°F (23.6°C) during June.

Heat index

The heat index value during June is calculated to be a burning hot 118.4°F (48°C). On guard: Heat exhaustion and heat cramps are predicted. Heatstroke is a potential hazard with continuous physical effort.
Records show heat index calculations are tailored for shaded regions and mild winds. Heat index values can rise by 15 Fahrenheit (8 Celsius) degrees when in direct sunlight.
Note: The heat index, also known as 'real feel' or 'felt air temperature', offers an insight into how hot it feels when we factor in moisture content. One's perception of temperature is subjective, varying based on their activity and individual heat perception, influenced by factors like wind, clothing, and metabolic variations. Being aware that direct sunlight can impact the felt heat might mean an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Kids are generally in more danger than adults because they perspire less. Their large skin surface area compared to their small bodies and the excessive heat due to their actions raises their risk.
The human body keeps its cool primarily through perspiration, as this process enables sweat to evaporate, taking away the excess heat. When there is abundant moisture in the air, the body's cooling through the evaporation process becomes less effective, leading to the sensation of overheating. Inadequate heat shedding in the face of rising body temperatures hints at potential dehydration risks.

Humidity

In San Diego, the average relative humidity in June is 70%.

Rainfall

In San Diego, during June, the rain falls for 12.6 days and regularly aggregates up to 1.69" (43mm) of precipitation. In San Diego, during the entire year, the rain falls for 123.7 days and collects up to 15.24" (387mm) of precipitation.

Snowfall

In San Diego, snow does not fall in March through November.

Daylight

June has the longest days of the year in San Diego, with an average of 13h and 54min of daylight.
On the first day of the month, sunrise is at 6:37 am and sunset at 8:24 pm. On the last day of June, in San Diego, sunrise is at 6:40 am and sunset at 8:32 pm CDT.

Sunshine

The average sunshine in June is 10.2h.

UV index

In San Diego, the average daily maximum UV index in June is 7. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: In June, the maximum UV index of 7 translates into these guidelines:
Endorse precautions and be consistent with sun safety guidelines. Preventing sunburn is paramount. Limit your exposure to the sun's UV radiation, which is strongest between 10 a.m. and 4 p.m., and note that parasols or canopies may not provide full sun protection. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot does it get in San Diego in June?

In June, in San Diego, the average high-temperature is 93.7°F (34.3°C), and the average low-temperature is 74.5°F (23.6°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines air temperature and relative humidity, in June is calculated to be 118.4°F (48°C).

What is the average humidity in June in San Diego?

The average relative humidity in June is 70%.

How much does it rain in San Diego in June?

In June, in San Diego, the rain falls for 12.6 days. Throughout June, 1.69" (43mm) of precipitation is accumulated.

When it does not snow in San Diego?

In San Diego, Texas, snow does not fall in March through November.

When are the longest days in San Diego?

June has the longest days of the year, with an average of 13h and 54min of daylight.

What is the average length of the day in June in San Diego?

In June, the average day length in San Diego, Texas, is 13h and 52min.

When is the sunrise / sunset in June in San Diego?

On the first day of June in San Diego, sunrise is at 6:37 am and sunset at 8:24 pm. On the last day of the month, sunrise is at 6:40 am and sunset at 8:32 pm CDT.

How long on average sun shines in June in San Diego?

The average sunshine duration in June in San Diego is 10.2h.

What is the UV index reading in June in San Diego?

The average daily maximum UV index in June in San Diego is 7. A UV Index value of 6 to 7 symbolizes a high health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in June
San Diego, TX

Average temperature in June - San Diego, TX
  • Average high temperature in June: 93.7°F

The warmest month (with the highest average high temperature) is August (97.9°F).
The month with the lowest average high temperature is January (65.5°F).

  • Average low temperature in June: 74.5°F

The month with the highest average low temperature is August (77.2°F).
The coldest month (with the lowest average low temperature) is January (48.7°F).

Average pressure in June
San Diego, TX

Average pressure in June - San Diego, TX
  • Average pressure in June: 29.87"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The months with the lowest atmospheric pressure are May and June (29.87"Hg).

Average wind speed in June
San Diego, TX

Average wind speed in June - San Diego, TX
  • Average wind speed in June: 10.2mph

The windiest month (with the highest average wind speed) is May (11.2mph).
The calmest month (with the lowest average wind speed) is September (8.2mph).

Average humidity in June
San Diego, TX

Average humidity in June - San Diego, TX
  • Average humidity in June: 70%

The month with the highest relative humidity is May (72%).
The month with the lowest relative humidity is August (62%).

Average rainfall in June
San Diego, TX

Average rainfall in June - San Diego, TX
  • Average rainfall in June: 1.69"

The wettest month (with the highest rainfall) is September (2.52").
The driest month (with the least rainfall) is February (0.59").

Average rainfall days in June
San Diego, TX

Average rainfall days in June - San Diego, TX
  • Average rainfall days in June: 12.6 days

The month with the highest number of rainy days is September (17.1 days).
The month with the least rainy days is January (7 days).

Average snowfall in June
San Diego, TX

Average snowfall in June - San Diego, TX
  • Average snowfall in June: 0"

The months with the highest snowfall are January, February and December (0.04").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").

Average snowfall days in June
San Diego, TX

Average snowfall days in June - San Diego, TX
  • Average snowfall days in June: 0 days

The months with the highest number of snowfall days are January and February (0.2 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).

Average daylight in June /
Average sunshine in June
San Diego, TX

Average daylight in June / Average sunshine in June - San Diego, TX
  • Average daylight in June: 13h and 5min

The month with the longest days is June (Average daylight: 13h and 54min).
The month with the shortest days is December (Average daylight: 10h and 24min).

  • Average sunshine in June: 10h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).

Average sunshine days in June
San Diego, TX

Average sunshine days in June - San Diego, TX
  • Average sunshine days in June: 15.6 days

The month with the most sunshine days is January (21.8 days).
The month with the least sunshine days is September (11.2 days).

Average UV index in June
San Diego, TX

Average UV index in June - San Diego, TX
  • Average UV index in June: 7

The month with the highest UV index is July (UV index 8).
The months with the lowest UV index are January and December (UV index 4).

Average cloud cover in June
San Diego, TX

Average cloud cover in June - San Diego, TX
  • Average cloud cover in June: 30

The months with the most cloud cover are February and December (Cloud cover 43).
The month with the least cloud cover is August (Cloud cover 19).

Average visibility in June
San Diego, TX

Average visibility in June - San Diego, TX
  • Average visibility in June: 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).

San Diego, Texas, USA

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