July weather forecast
Greenfield, CA

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Weather in July

July in Greenfield, California, is a hot summer month, with an average temperature ranging between max 89.1°F (31.7°C) and min 58.1°F (14.5°C).

Temperature

July temperatures tend to peak at an average high of 89.1°F (31.7°C) and dip to a low of 58.1°F (14.5°C).

Heat index

July's mean heat index is estimated at a hot 91.4°F (33°C). Exercise heightened safety, heat cramps and heat exhaustion are probable. Persistent activity may provoke heatstroke.
Heat index guidelines indicate values are for light wind scenarios and shaded regions. The direct sun can potentially cause the heat index to increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', is the outcome of merging air's temperature and its humidity metrics. Elements such as metabolic variations, being pregnant, and physical activity can impact one's weather perception. Be mindful that being in direct sunlight might mean feeling hotter, with the heat index rising by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Children often lack awareness of the importance of taking breaks and rehydrating. The feeling of thirst is a late indication of dehydration, so maintaining hydration, especially during long periods of physical activity, is critical.

Humidity

July is the least humid month in Greenfield, with an average relative humidity of 46%.

Rainfall

In Greenfield, in July, during 1.7 rainfall days, 0.12" (3mm) of precipitation is typically accumulated. Throughout the year, in Greenfield, there are 62.4 rainfall days, and 9.45" (240mm) of precipitation is accumulated.

Daylight

In July, the average length of the day is 14h and 21min.
On the first day of July, sunrise is at 5:51 am and sunset at 8:26 pm. On the last day of the month, sunrise is at 6:11 am and sunset at 8:11 pm PDT.

Sunshine

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

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: An average maximum UV index of 6 in July leads to these recommendations:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Boost your sun resistance with garments that are densely woven yet spacious.
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Frequently asked questions

What time of the year is the hottest in Greenfield?

Greenfield's July weather, marked by an average high temperature of 89.1°F (31.7°C) and an average low temperature of 58.1°F (14.5°C), is the warmest in the year.

How hot is July in Greenfield?

Greenfield in July has an average high-temperature of 89.1°F (31.7°C) and an average low-temperature of 58.1°F (14.5°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in July is estimated at 91.4°F (33°C).

What is the least humid month in Greenfield?

July is the least humid month, with an average relative humidity of 46%.

What is the average humidity in July in Greenfield?

The average relative humidity in July in Greenfield, California, is 46%.

How much does it rain in Greenfield in July?

In July, the rain falls for 1.7 days. Throughout July, 0.12" (3mm) of precipitation is accumulated.

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

The average day length in July is 14h and 21min.

When are sunrise and sunset in July in Greenfield?

In July, on the first day of the month, sunrise is at 5:51 am and sunset at 8:26 pm. On the last day of the month, in Greenfield, sunrise is at 6:11 am and sunset at 8:11 pm PDT.

What month has the most sunshine in Greenfield?

With an average of 12.1h of sunshine, July has the most sunshine of the year in Greenfield, California.

How long on average sun shines in July in Greenfield?

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

When is the highest UV index in Greenfield?

The months with the highest UV index in Greenfield are June through August, with an average maximum UV index of 6.

How high is the UV index in July in Greenfield?

The average daily maximum UV index in July in Greenfield, California, is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
Greenfield, CA

Average temperature in July - Greenfield, CA
  • Average high temperature in July: 89.1°F

The warmest month (with the highest average high temperature) is July (89.1°F).
The month with the lowest average high temperature is December (56.8°F).

  • Average low temperature in July: 58.1°F

The month with the highest average low temperature is August (58.6°F).
The coldest month (with the lowest average low temperature) is December (40.8°F).

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Average pressure in July
Greenfield, CA

Average pressure in July - Greenfield, CA
  • Average pressure in July: 29.93"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.92"Hg).

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Average wind speed in July
Greenfield, CA

Average wind speed in July - Greenfield, CA
  • Average wind speed in July: 5.2mph

The windiest month (with the highest average wind speed) is May (6.3mph).
The calmest month (with the lowest average wind speed) is November (4.5mph).

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Average humidity in July
Greenfield, CA

Average humidity in July - Greenfield, CA
  • Average humidity in July: 46%

The month with the highest relative humidity is February (70%).
The month with the lowest relative humidity is July (46%).

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Average rainfall in July
Greenfield, CA

Average rainfall in July - Greenfield, CA
  • Average rainfall in July: 0.12"

The wettest month (with the highest rainfall) is December (1.89").
The driest month (with the least rainfall) is August (0.04").

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Average rainfall days in July
Greenfield, CA

Average rainfall days in July - Greenfield, CA
  • Average rainfall days in July: 1.7 days

The month with the highest number of rainy days is March (11.8 days).
The month with the least rainy days is August (0.4 days).

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

Average daylight in July / Average sunshine in July - Greenfield, CA
  • Average daylight in July: 14h and 2min

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

  • Average sunshine in July: 12h and 1min

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

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Average sunshine days in July
Greenfield, CA

Average sunshine days in July - Greenfield, CA
  • Average sunshine days in July: 28.3 days

The month with the most sunshine days is August (30.1 days).
The month with the least sunshine days is March (18.3 days).

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Average UV index in July
Greenfield, CA

Average UV index in July - Greenfield, CA
  • Average UV index in July: 6

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are February, November and December (UV index 3).

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Average cloud cover in July
Greenfield, CA

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

The months with the most cloud cover are March and December (Cloud cover 32).
The months with the least cloud cover are July and August (Cloud cover 4).

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Average visibility in July
Greenfield, CA

Average visibility in July - Greenfield, 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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Greenfield, California, USA

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