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 snowfall 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 embrace of July brings a minor uplift in the average high-temperature, shifting from a moderately hot 84°F in June to a hot 90°F. Montclair undergoes a major shift from daytime highs, averaging a comfortable 64.8°F during the night in July.Heat index
The heat index value for July is estimated at a tropical 93.2°F. Undertake additional precautions, heat cramps and heat exhaustion could happen. Heatstroke could occur from sustained activity.Understanding the heat index involves considering values for shaded locales with light wind. A rise of up to 15 Fahrenheit (8 Celsius) degrees in the heat index could result from direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'feels like', joins air temperature with relative humidity to produce a temperature perception for humans. The influence of weather is personal, differing among individuals based on variations in body mass, stature, and the degree of physical exertion. When directly under the sun, the weather's impact can intensify, possibly boosting the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children often overlook the need for breaks and fluid intake. Thirst is a late-stage sign of dehydration - hence, it is necessary to stay hydrated, especially during extended periods of physical activities.
Humidity
In July, the average relative humidity in Montclair, California, is 45%.Rainfall
In July, the rain falls for 2.8 days. Throughout July, 0.16" of precipitation is accumulated. Throughout the year, in Montclair, California, there are 49.6 rainfall days, and 7.8" of precipitation is accumulated.Snowfall
In Montclair, snow does not fall in January, March through December.Daylight
The average length of the day in July in Montclair is 14h and 10min.On the first day of the month, sunrise is at 5:43 am and sunset at 8:06 pm. On the last day of July, sunrise is at 6:01 am and sunset at 7:52 pm PDT.
Sunshine
July has the most sunshine of the year in Montclair, with an average of 12.1h of sunshine.UV index
The months with the highest UV index in Montclair are July and August, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for the average person.Note: The UV index of 7 in July translates into these instructions:
Stay clear of intense sun exposure. Solar protection is of utmost significance. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
FAQ
How hot is it in Montclair in July?
What is the average humidity in July in Montclair?
How many days does it rain in July in Montclair?
When it does not snow in Montclair?
How many hours of daylight does Montclair have in July?
What time are sunrise and sunset in July in Montclair?
What month has the most sunshine in Montclair?
How long on average sun shines in July in Montclair?
What are the months with the highest UV index in Montclair?
How high is the UV index in July in Montclair?
Average temperature in July
Montclair, 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
Montclair, 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
Montclair, 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
Montclair, 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
Montclair, 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
Montclair, 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
Montclair, 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
Montclair, 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
Montclair, 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
Montclair, 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
Montclair, 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
Montclair, 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).
Montclair, California, USA
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