June weather forecast
Napa Soda Springs, CA

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Weather in June

The first month of the summer, June, is still a warm month in Napa Soda Springs, California, with an average temperature ranging between max 82.8°F (28.2°C) and min 53.2°F (11.8°C).

Temperature

With the arrival of June, the average high-temperature transitions from 73.6°F (23.1°C) in May to a still moderately hot 82.8°F (28.2°C). Nightly readings in June display a noticeable downturn from daily highs, with the average low-temperature registering a cool 53.2°F (11.8°C).

Heat index

June's heat index is computed to be 84.2°F (29°C). Enduring exposure and ongoing activity could cause a sense of fatigue and subsequent heat cramps.
Factoring in the heat index, values are geared towards shaded areas with light breezes. Direct sunshine exposure could raise heat index values by as much as 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', gauges the sensation of temperature factoring in the air's moisture content. The impact of temperature is individual, as people's perception of weather may change based on their body mass, height, and physical activity. Always consider that direct sunlight exposure might heighten the heat's effects, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Young ones are generally at greater risk than adults due to their limited sweating ability. In addition, their large skin surface relative to their small bodies and higher heat production from their activities add to their vulnerability.

Humidity

In June, the average relative humidity is 57%.

Rainfall

In Napa Soda Springs, in June, during 2.4 rainfall days, 0.16" (4mm) of precipitation is typically accumulated. In Napa Soda Springs, California, during the entire year, the rain falls for 77.8 days and collects up to 16.02" (407mm) of precipitation.

Daylight

With an average of 14h and 48min of daylight, June has the longest days of the year.
On the first day of June in Napa Soda Springs, California, sunrise is at 5:46 am and sunset at 8:27 pm. On the last day of the month, sunrise is at 5:48 am and sunset at 8:36 pm PDT.

Sunshine

In Napa Soda Springs, California, the average sunshine in June is 11.6h.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index in Napa Soda Springs. A UV Index of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: An average maximum UV index of 6 in June leads to these recommendations:
Steer clear of overexposure. Fair-skinned individuals can be scorched in less than 20 minutes. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
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Frequently asked questions

Is it hot in Napa Soda Springs during June?

In Napa Soda Springs, 82.8°F (28.2°C) is the average high-temperature and 53.2°F (11.8°C) is the average low-temperature during June. In June, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is computed to be 84.2°F (29°C).

What is the average humidity in June in Napa Soda Springs?

The average relative humidity in June in Napa Soda Springs, California, is 57%.

How many days does it rain in June in Napa Soda Springs?

In Napa Soda Springs, California, in June, it is raining for 2.4 days, with typically 0.16" (4mm) of accumulated precipitation.

When are the longest days in Napa Soda Springs?

June has the longest days of the year in Napa Soda Springs, with an average of 14h and 48min of daylight.

What is the average length of the day in June in Napa Soda Springs?

The average day length in June is 14h and 48min.

What time are sunrise and sunset in June in Napa Soda Springs?

On the first day of June, sunrise is at 5:46 am and sunset at 8:27 pm. On the last day of the month, sunrise is at 5:48 am and sunset at 8:36 pm PDT.

How long on average sun shines in June in Napa Soda Springs?

In Napa Soda Springs, California, the average sunshine duration in June is 11.6h.

What is the month with the highest UV index in Napa Soda Springs?

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

What is the UV index reading in June in Napa Soda Springs?

In Napa Soda Springs, California, the average daily maximum UV index in June is 6. A UV Index value of 6 to 7 symbolizes a high health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in June
Napa Soda Springs, CA

Average temperature in June - Napa Soda Springs, CA
  • Average high temperature in June: 82.8°F

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is December (54.5°F).

  • Average low temperature in June: 53.2°F

The month with the highest average low temperature is August (55.4°F).
The coldest month (with the lowest average low temperature) is December (40.1°F).

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Average pressure in June
Napa Soda Springs, CA

Average pressure in June - Napa Soda Springs, CA
  • Average pressure in June: 29.91"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The months with the lowest atmospheric pressure are June and August (29.91"Hg).

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Average wind speed in June
Napa Soda Springs, CA

Average wind speed in June - Napa Soda Springs, CA
  • Average wind speed in June: 5.8mph

The windiest month (with the highest average wind speed) is May (6mph).
The calmest month (with the lowest average wind speed) is November (4.3mph).

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Average humidity in June
Napa Soda Springs, CA

Average humidity in June - Napa Soda Springs, CA
  • Average humidity in June: 57%

The month with the highest relative humidity is March (76%).
The month with the lowest relative humidity is September (54%).

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Average rainfall in June
Napa Soda Springs, CA

Average rainfall in June - Napa Soda Springs, CA
  • Average rainfall in June: 0.16"

The wettest month (with the highest rainfall) is February (3.43").
The driest months (with the least rainfall) are July and August (0.04").

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Average rainfall days in June
Napa Soda Springs, CA

Average rainfall days in June - Napa Soda Springs, CA
  • Average rainfall days in June: 2.4 days

The month with the highest number of rainy days is March (13.9 days).
The month with the least rainy days is August (0.9 days).

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Average daylight in June /
Average sunshine in June
Napa Soda Springs, CA

Average daylight in June / Average sunshine in June - Napa Soda Springs, CA
  • Average daylight in June: 14h and 5min

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 30min).

  • Average sunshine in June: 11h and 4min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 36min).

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Average sunshine days in June
Napa Soda Springs, CA

Average sunshine days in June - Napa Soda Springs, CA
  • Average sunshine days in June: 26.9 days

The month with the most sunshine days is July (29.4 days).
The month with the least sunshine days is March (15.8 days).

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Average UV index in June
Napa Soda Springs, CA

Average UV index in June - Napa Soda Springs, CA
  • Average UV index in June: 6

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

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Average cloud cover in June
Napa Soda Springs, CA

Average cloud cover in June - Napa Soda Springs, CA
  • Average cloud cover in June: 13

The month with the most cloud cover is March (Cloud cover 40).
The month with the least cloud cover is July (Cloud cover 6).

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Average visibility in June
Napa Soda Springs, CA

Average visibility in June - Napa Soda Springs, CA
  • Average visibility in June: 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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Napa Soda Springs, California, USA

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