August weather forecast
Thornton, CA

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Weather in August

The last month of the summer, August, is also a hot month in Thornton, California, with an average temperature varying between 93°F (33.9°C) and 58.8°F (14.9°C).

Temperature

The introduction of August notes a subtle temperature variation to a still tropical 93°F (33.9°C) from July's 93.9°F (34.4°C). Throughout August, Thornton registers a distinct decrease from daytime highs, reaching an average low of 58.8°F (14.9°C).

Heat index

The average heat index in August is estimated at a torrid 100.4°F (38°C). Special measures are necessary to avoid heat cramps and heat exhaustion. Persistent activity could result in heatstroke.
Know that the heat index computations account for shaded terrains and slight winds. The presence of direct sunlight can raise the heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', integrates the air's temperature and its humidity to showcase the felt temperature by people. The influence of weather is personal, differing among individuals based on variations in body mass, stature, and the degree of physical exertion. Keep it in mind, direct sunlight can augment the heat you experience, possibly pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Young ones often disregard the necessity to rest and hydrate. Thirst usually indicates advanced dehydration - hence, it is key to stay hydrated, particularly during ongoing physical activities.
When temperatures rise, the human body turns to perspiration, using the cooling power of evaporating sweat. An increase in relative humidity hinders the body's normal cooling function by reducing evaporation, thereby decreasing the rate of body cooling and enhancing the sense of warmth. Accumulating more heat than the body can dissipate leads to an uptick in body temperature, with potential heat stress consequences.

Humidity

In Thornton, California, the average relative humidity in August is 48%.

Rainfall

July and August are months with the least rain when the rain falls for 1.2 days and typically aggregates up to 0.04" (1mm) of rain.

Snowfall

In Thornton, snow does not fall in January through November.

Daylight

The average length of the day in August in Thornton is 13h and 36min.
On the first day of the month, sunrise is at 6:08 am and sunset at 8:15 pm. On the last day of August, sunrise is at 6:35 am and sunset at 7:36 pm PDT.

Sunshine

In Thornton, the average sunshine in August is 12h.

UV index

In August, the average daily maximum UV index in Thornton is 6. 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: The daily maximum UV index of 6 in August interprets into the following advice:
Apply measures and align with sun safety principles. Safeguarding against skin and eye injury is pivotal. Limit direct sun exposure especially between 10 a.m. and 4 p.m., when UV radiation is at its peak. However, keep in mind that shade structures may not provide full sun protection. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
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Frequently asked questions

How hot is it in Thornton in August?

In Thornton, 93°F (33.9°C) is the average high-temperature and 58.8°F (14.9°C) is the average low-temperature during August. The average heat index (a.k.a. 'real feel', 'feels like'), which represents the influence of relative humidity on air temperature, in August is estimated at 100.4°F (38°C).

What is the average humidity in August in Thornton?

In Thornton, California, the average relative humidity in August is 48%.

What is the driest month in Thornton?

The months with the least rainfall in Thornton, California, are July and August Rain falls for 1.2 days and accumulates 0.04" (1mm) of rain.

How many days does it rain in August in Thornton?

In Thornton, California, in August, it is raining for 1.2 days, with typically 0.04" (1mm) of accumulated precipitation.

When it does not snow in Thornton?

January through November are months without snowfall in Thornton, California.

What is the average length of the day in August in Thornton?

The average day length in August in Thornton, California, is 13h and 36min.

When is the sunrise / sunset in August in Thornton?

On the first day of August in Thornton, sunrise is at 6:08 am and sunset at 8:15 pm. On the last day of the month, sunrise is at 6:35 am and sunset at 7:36 pm PDT.

How long on average sun shines in August in Thornton?

In August, the average sunshine duration in Thornton, California, is 12h.

What is the UV index intensity in August in Thornton?

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

Average temperature in August
Thornton, CA

Average temperature in August - Thornton, CA
  • Average high temperature in August: 93°F

The warmest month (with the highest average high temperature) is July (93.9°F).
The month with the lowest average high temperature is December (55°F).

  • Average low temperature in August: 58.8°F

The month with the highest average low temperature is August (58.8°F).
The coldest month (with the lowest average low temperature) is December (41°F).

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Average pressure in August
Thornton, CA

Average pressure in August - Thornton, CA
  • Average pressure in August: 29.92"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in August
Thornton, CA

Average wind speed in August - Thornton, CA
  • Average wind speed in August: 5.2mph

The windiest months (with the highest average wind speed) are February and June (5.8mph).
The calmest month (with the lowest average wind speed) is November (4.4mph).

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Average humidity in August
Thornton, CA

Average humidity in August - Thornton, CA
  • Average humidity in August: 48%

The month with the highest relative humidity is March (75%).
The month with the lowest relative humidity is July (45%).

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Average rainfall in August
Thornton, CA

Average rainfall in August - Thornton, CA
  • Average rainfall in August: 0.04"

The wettest month (with the highest rainfall) is February (2.4").
The driest months (with the least rainfall) are July and August (0.04").

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Average rainfall days in August
Thornton, CA

Average rainfall days in August - Thornton, CA
  • Average rainfall days in August: 1.2 days

The month with the highest number of rainy days is March (12.4 days).
The month with the least rainy days is June (0.9 days).

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Average snowfall days in August
Thornton, CA

Average snowfall days in August - Thornton, CA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is December (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, September, October and November (0 days).

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Average daylight in August /
Average sunshine in August
Thornton, CA

Average daylight in August / Average sunshine in August - Thornton, CA
  • Average daylight in August: 13h and 4min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in August: 12h and 0min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 54min).

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Average sunshine days in August
Thornton, CA

Average sunshine days in August - Thornton, CA
  • Average sunshine days in August: 29.3 days

The month with the most sunshine days is August (29.3 days).
The month with the least sunshine days is March (17.8 days).

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Average UV index in August
Thornton, CA

Average UV index in August - Thornton, CA
  • Average UV index in August: 6

The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).

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Average cloud cover in August
Thornton, CA

Average cloud cover in August - Thornton, CA
  • Average cloud cover in August: 5

The month with the most cloud cover is March (Cloud cover 35).
The month with the least cloud cover is July (Cloud cover 4).

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Average visibility in August
Thornton, CA

Average visibility in August - Thornton, 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).

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Thornton, California, USA

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