July weather forecast
Manteca, CA

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Weather in July

July, like June, is another hot summer month in Manteca, California, with temperature in the range of an average low of 59.5°F (15.3°C) and an average high of 94.6°F (34.8°C).

Temperature

July is the warmest month of the year, registering average temperatures as high as 94.6°F (34.8°C) and as low as 59.5°F (15.3°C).

Heat index

July's heat index is appraised at a very hot 98.6°F (37°C). Implement heightened safety measures - risk of heat exhaustion and heat cramps is increased. Prolonged activity may result in heatstroke.
One should consider that heat index numbers are for shaded settings and light wind. The heat index could experience an increase of 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'feels like', binds temperature metrics with humidity values to give a sense of the actual warmth. Factors encompassing physical activity, clothing, and metabolic differences have a role in shaping the individual's impression of temperature. With the sun shining directly, it's crucial to understand that it can increase the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it's vital to remain hydrated, particularly during prolonged physical activities.
Evaporating sweat is a key way the human body dispels excessive warmth, all thanks to the process of perspiration. When the level of relative humidity is elevated, evaporation diminishes, causing more warmth to be retained in the body than in dry air. When heat gain exceeds the level the body can remove, body temperature begins to rise, and heat-related illnesses and disorders may develop.

Humidity

The least humid month is July, with an average relative humidity of 42%.

Rainfall

The months with the least rainfall in Manteca are July and August Rain falls for 1.9 days and accumulates 0.08" (2mm) of rain.

Snowfall

In Manteca, California, snow does not fall in January through November.

Daylight

In July, the average length of the day in Manteca, California, is 14h and 29min.
On the first day of the month, sunrise is at 5:47 am and sunset at 8:30 pm. On the last day of July, in Manteca, sunrise is at 6:08 am and sunset at 8:14 pm PDT.

Sunshine

July has the most sunshine of the year in Manteca, with an average of 12.2h of sunshine.

UV index

The months with the highest UV index are June and July, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum UV index, 7 during July, leads to the following recommendations:
Use measures and accept sun safety conventions. Guarding against skin and eye trauma is of high priority. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
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Frequently asked questions

What are the warmest months in Manteca?

In Manteca, the average temperatures in July are the highest, with a peak at 94.6°F (34.8°C) and a low of 59.5°F (15.3°C).

How hot is it in Manteca in July?

The high-temperature, in July, in Manteca, records 94.6°F (34.8°C), while the low-temperature is 59.5°F (15.3°C). In July, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines relative humidity and air temperature, is appraised at 98.6°F (37°C).

What is the least humid month in Manteca?

With an average relative humidity of 42%, July is the least humid month.

What is the average humidity in July in Manteca?

In Manteca, California, the average relative humidity in July is 42%.

What is the driest month in Manteca?

The months with the least rainfall in Manteca, California, are July and August Rain falls for 1.9 days and accumulates 0.08" (2mm) of rain.

How many days does it rain in July in Manteca?

In Manteca, California, during July, the rain falls for 1.9 days and regularly aggregates up to 0.08" (2mm) of precipitation.

When it does not snow in Manteca?

January through November are months without snowfall.

What is the average length of the day in July in Manteca?

In Manteca, the average day length in July is 14h and 29min.

When is the sunrise / sunset in July in Manteca?

On the first day of July, sunrise is at 5:47 am and sunset at 8:30 pm. On the last day of the month, sunrise is at 6:08 am and sunset at 8:14 pm PDT.

What month has the most sunshine in Manteca?

With an average of 12.2h of sunshine, July has the most sunshine of the year in Manteca, California.

How long on average sun shines in July in Manteca?

In July, the average sunshine duration is 12.2h.

When is the highest UV index in Manteca?

The months with the highest UV index in Manteca are June and July, with an average maximum UV index of 7.

How high is the UV index in July in Manteca?

In July, the average daily maximum UV index in Manteca is 7. A UV Index estimate of 6 to 7 represents a high health threat from exposure to the Sun's 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 July
Manteca, CA

Average temperature in July - Manteca, CA
  • Average high temperature in July: 94.6°F

The warmest month (with the highest average high temperature) is July (94.6°F).
The month with the lowest average high temperature is December (54.9°F).

  • Average low temperature in July: 59.5°F

The month with the highest average low temperature is August (59.9°F).
The coldest month (with the lowest average low temperature) is December (40.6°F).

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Average pressure in July
Manteca, CA

Average pressure in July - Manteca, CA
  • Average pressure in July: 29.93"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 July
Manteca, CA

Average wind speed in July - Manteca, CA
  • Average wind speed in July: 6.5mph

The windiest month (with the highest average wind speed) is June (6.8mph).
The calmest month (with the lowest average wind speed) is November (4.7mph).

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Average humidity in July
Manteca, CA

Average humidity in July - Manteca, CA
  • Average humidity in July: 42%

The month with the highest relative humidity is January (73%).
The month with the lowest relative humidity is July (42%).

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Average rainfall in July
Manteca, CA

Average rainfall in July - Manteca, CA
  • Average rainfall in July: 0.08"

The wettest month (with the highest rainfall) is March (2.01").
The driest months (with the least rainfall) are July and August (0.08").

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Average rainfall days in July
Manteca, CA

Average rainfall days in July - Manteca, CA
  • Average rainfall days in July: 1.9 days

The month with the highest number of rainy days is March (12 days).
The month with the least rainy days is August (1.2 days).

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Average snowfall days in July
Manteca, CA

Average snowfall days in July - Manteca, CA
  • Average snowfall days in July: 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 July /
Average sunshine in July
Manteca, CA

Average daylight in July / Average sunshine in July - Manteca, CA
  • Average daylight in July: 14h and 3min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in July: 12h and 1min

The month with the most sunshine is July (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 0min).

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Average sunshine days in July
Manteca, CA

Average sunshine days in July - Manteca, CA
  • Average sunshine days in July: 28.5 days

The month with the most sunshine days is August (28.8 days).
The month with the least sunshine days is March (17.5 days).

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Average UV index in July
Manteca, CA

Average UV index in July - Manteca, CA
  • Average UV index in July: 7

The months with the highest UV index are June and July (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 July
Manteca, CA

Average cloud cover in July - Manteca, CA
  • Average cloud cover in July: 4

The month with the most cloud cover is March (Cloud cover 34).
The month with the least cloud cover is July (Cloud cover 4).

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Average visibility in July
Manteca, CA

Average visibility in July - Manteca, 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).

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Manteca, California, USA

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