July weather forecast
Upland, CA

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Weather in July

July is a tropical summer month in Upland, California, with temperature in the range of an average low of 64.8°F (18.2°C) and an average high of 90°F (32.2°C).

Temperature

Upland observes a slight uplift in the average high-temperature with the onset of July, adjusting from June's warm 84°F (28.9°C) to a hot 90°F (32.2°C). Upland, in July, displays a significant temperature downturn during the night, with an average reading of 64.8°F (18.2°C).

Heat index

For most parts of July, the heat index is calculated to be a tropical 93.2°F (34°C). Undertake enhanced precautions, heat exhaustion and heat cramps are possible risks. Continuous activity could trigger heatstroke.
Be aware that heat index ratings are designed for shaded locations and minor breezes. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', ties air temperature with relative humidity to produce the perceived temperature sensation. The individual's impression of temperature can be shaped by additional aspects such as metabolic variations, physical activity, and clothing. Do note, being directly under sun rays can amplify the heat you feel, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Kids often lack the knowledge about the necessity to take breaks and consume liquids. Thirst, as a late symptom of dehydration, necessitates the maintenance of hydration, particularly during enduring physical activities.

Humidity

The average relative humidity in July is 45%.

Rainfall

In Upland, in July, during 2.8 rainfall days, 0.16" (4mm) of precipitation is typically accumulated. In Upland, during the entire year, the rain falls for 49.6 days and collects up to 7.8" (198mm) of precipitation.

Snowfall

In Upland, snow does not fall in January, March through December.

Daylight

In July, the average length of the day is 14h and 10min.
On the first day of July in Upland, sunrise is at 5:43 am and sunset at 8:06 pm. On the last day of the month, sunrise is at 6:01 am and sunset at 7:52 pm PDT.

Sunshine

July has the most sunshine of the year, with an average of 12.1h of sunshine.

UV index

July and August, with an average maximum UV index of 7, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: In July, a daily UV index of 7 turns into the following recommendations:
Persist with safeguards and heed sun safety doctrines. Keeping sunburn at bay is of prime importance. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. Experience reduced UV exposure by about half when donning a wide-brim hat.

Frequently asked questions

How hot does it get in July?

During July, Upland experiences an average high-temperature of 90°F (32.2°C) and a low-temperature of 64.8°F (18.2°C). In July, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 93.2°F (34°C).

What is the average humidity in July?

In July, the average relative humidity is 45%.

How much does it rain in July?

In Upland, during July, the rain falls for 2.8 days and regularly aggregates up to 0.16" (4mm) of precipitation.

When it does not snow?

In Upland, snow does not fall in January, March through December.

What is the average length of the day in July?

In July, the average day length is 14h and 10min.

What time are sunrise and sunset in July?

In July, on the first day of the month, sunrise is at 5:43 am and sunset at 8:06 pm. On the last day of the month, sunrise is at 6:01 am and sunset at 7:52 pm PDT.

What month has the most sunshine?

July has the most sunshine of the year, with an average of 12.1h of sunshine.

How long on average sun shines in July in Upland?

In Upland, California, the average sunshine duration in July is 12.1h.

What is the month with the highest UV index?

July and August, with an average maximum UV index of 7, are months with the highest UV index.

What is the UV index reading in July?

In July, the average daily maximum UV index in Upland, California, is 7. A UV Index value of 6 to 7 symbolizes a high health risk 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
Upland, CA

Average temperature in July - Upland, CA
  • Average high temperature in July: 90°F

The warmest month (with the highest average high temperature) is August (91°F).
The month with the lowest average high temperature is December (62.1°F).

  • Average low temperature in July: 64.8°F

The month with the highest average low temperature is August (65.8°F).
The coldest month (with the lowest average low temperature) is December (45.5°F).

Average pressure in July
Upland, CA

Average pressure in July - Upland, CA
  • Average pressure in July: 29.89"Hg

The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

Average wind speed in July
Upland, CA

Average wind speed in July - Upland, CA
  • Average wind speed in July: 5.1mph

The windiest months (with the highest average wind speed) are April and May (5.8mph).
The calmest month (with the lowest average wind speed) is September (4.4mph).

Average humidity in July
Upland, CA

Average humidity in July - Upland, CA
  • Average humidity in July: 45%

The months with the highest relative humidity are March and May (54%).
The month with the lowest relative humidity is August (42%).

Average rainfall in July
Upland, CA

Average rainfall in July - Upland, CA
  • Average rainfall in July: 0.16"

The wettest month (with the highest rainfall) is February (1.77").
The driest month (with the least rainfall) is June (0.04").

Average rainfall days in July
Upland, CA

Average rainfall days in July - Upland, CA
  • Average rainfall days in July: 2.8 days

The month with the highest number of rainy days is March (7.1 days).
The month with the least rainy days is June (1.2 days).

Average snowfall days in July
Upland, CA

Average snowfall days in July - Upland, CA
  • Average snowfall days in July: 0 days

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

Average daylight in July /
Average sunshine in July
Upland, CA

Average daylight in July / Average sunshine in July - Upland, CA
  • Average daylight in July: 14h and 1min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • 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 54min).

Average sunshine days in July
Upland, CA

Average sunshine days in July - Upland, CA
  • Average sunshine days in July: 25.4 days

The month with the most sunshine days is June (28.2 days).
The month with the least sunshine days is February (21.5 days).

Average UV index in July
Upland, CA

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

The months with the highest UV index are July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).

Average cloud cover in July
Upland, CA

Average cloud cover in July - Upland, CA
  • Average cloud cover in July: 6

The month with the most cloud cover is December (Cloud cover 21).
The month with the least cloud cover is August (Cloud cover 5).

Average visibility in July
Upland, CA

Average visibility in July - Upland, 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).

Upland, California, USA

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