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 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
July begins with an average high-temperature of a tropical 87.6°F (30.9°C), reflecting close similarity to the preceding month. July presents a sharp fall from Calistoga's daytime highs to an average low-temperature of 55.4°F (13°C).Heat index
For July, the heat index is appraised at a hot 91.4°F (33°C). More protective measures are required - heat exhaustion and heat cramps are likely. Heatstroke may follow lengthy activity.Realize that the values for the heat index are set for shaded places and light winds. The heat index values could be amplified by up to 15 Fahrenheit (8 Celsius) degrees in direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'feels like', gauges the sensation of temperature factoring in the air's moisture content. The impact of weather on an individual can be subjective, affected by the person's activity and heat perception, which can vary due to elements including wind, clothing, and metabolic differences. Direct sunlight can potentially raise the heat index by 15 Fahrenheit (8 Celsius) degrees, so it's crucial to consider. Heat index values are particularly important for children. Young ones often ignore the need to take a break and drink fluids. Thirst is a late-stage symptom of dehydration - hence, maintaining hydration, particularly during extended physical activities, is crucial.
Humidity
In Calistoga, the average relative humidity in July is 54%.Rainfall
The months with the least rainfall are July and August Rain falls for 1 days and accumulates 0.04" (1mm) of rain.Snowfall
January, March through December are months without snowfall in Calistoga, California.Daylight
In Calistoga, the average length of the day in July is 14h and 33min.On the first day of the month, sunrise is at 5:50 am and sunset at 8:38 pm. On the last day of July, sunrise is at 6:11 am and sunset at 8:21 pm PDT.
Sunshine
July has the most sunshine of the year in Calistoga, with an average of 12h of sunshine.UV index
June through August, with an average maximum UV index of 6, are months with the highest UV index in Calistoga, California. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: A typical high UV index of 6 in July suggests the following recommendations:
Inhibit overexposure. Warding off sun damage is of utmost importance. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Frequently asked questions
How hot is it in Calistoga in July?
What is the average humidity in July in Calistoga?
What is the driest month in Calistoga?
How much does it rain in Calistoga in July?
When it does not snow in Calistoga?
How many hours of daylight does Calistoga have in July?
When are sunrise and sunset in July in Calistoga?
What month has the most sunshine in Calistoga?
How many hours of sunshine does Calistoga have in July?
When is the highest UV index in Calistoga?
What is the UV index intensity in July in Calistoga?
Average temperature in July
Calistoga, CA
- Average high temperature in July: 87.6°F
The warmest month (with the highest average high temperature) is August (87.8°F).
The month with the lowest average high temperature is December (54.7°F).
- Average low temperature in July: 55.4°F
The month with the highest average low temperature is July (55.4°F).
The coldest month (with the lowest average low temperature) is December (39.4°F).
Average pressure in July
Calistoga, CA
- Average pressure in July: 29.92"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 (29.91"Hg).
Average wind speed in July
Calistoga, CA
- Average wind speed in July: 4.8mph
The windiest months (with the highest average wind speed) are April and May (5.7mph).
The calmest month (with the lowest average wind speed) is November (4.3mph).
Average humidity in July
Calistoga, CA
- Average humidity in July: 54%
The month with the highest relative humidity is March (75%).
The month with the lowest relative humidity is September (53%).
Average rainfall in July
Calistoga, CA
- Average rainfall in July: 0.04"
The wettest month (with the highest rainfall) is February (3.78").
The driest months (with the least rainfall) are July and August (0.04").
Average rainfall days in July
Calistoga, CA
- Average rainfall days in July: 1 days
The month with the highest number of rainy days is March (13.6 days).
The month with the least rainy days is August (0.8 days).
Average snowfall in July
Calistoga, CA
- Average snowfall in July: 0"
The month with the highest snowfall is February (0.04").
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in July
Calistoga, CA
- Average snowfall days in July: 0 days
The months with the highest number of snowfall days are February and March (0.1 days).
The months with the least snowfall days are January, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in July /
Average sunshine in July
Calistoga, CA
- Average daylight in July: 14h and 3min
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 July: 12h and 0min
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 30min).
Average sunshine days in July
Calistoga, CA
- Average sunshine days in July: 29.8 days
The month with the most sunshine days is July (29.8 days).
The month with the least sunshine days is March (15.8 days).
Average UV index in July
Calistoga, CA
- Average UV index in July: 6
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in July
Calistoga, CA
- Average cloud cover in July: 5
The month with the most cloud cover is March (Cloud cover 42).
The month with the least cloud cover is July (Cloud cover 5).
Average visibility in July
Calistoga, CA
- Average visibility in July: 6mi
The months with the highest visibility are January, February, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is March (5mi).
Calistoga, California, USA
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