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United StatesThe weather in July in Half Moon Bay
It's cool to moderate in July in Half Moon Bay with an average temperature of 18°C. Temperatures this month range from a low of 17°C to a high of 19°C. At night, you can expect temperatures between 12°C and 14°C.
Looking for great weather? July is a good time to be in Half Moon Bay. The temperatures are nice, and there’s not too much rain.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in July for Half Moon Bay, California. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 31°C in 2015, Half Moon Bay reached the highest temperature in July over the past 10 years. The lowest daytime temperature in this month was 14°C in 2022. The extreme nighttime temperatures ranged from a lowest recorded value of 7°C to a highest value of 17°C.
Rainfall amount
According to weather history, there is only 4,2 mm of precipitation in July. The wind speed is around 4 Bft, mostly coming from the West.
Daily weather in July for Half Moon Bay
Click on any day in July to get detailed info about the usual weather on that day in Half Moon Bay. Check out the historical temperatures and precipitation over the past 10 years on this day.
July weather comparison
| Half Moon Bay | New York | |
|---|---|---|
| Average temperature | 18°C | 31°C |
| Max. temperature | 19°C | 33°C |
| Min. temperature | 12°C | -5°C |
| Total precipitation | 4,2 mm | 160 mm |
| Rainy days | 1 day | 18 days |
Start of July
The month of July starts in Half Moon Bay with mild temps, averaging around 19°C during the day and nights around 14°C.
Mid July
By mid-July, daytime temps stay steady at around 19°C, with nights around 14°C. Not much precipitation expected during this period. It’s mostly dry and sunny.
End of July
By the end of July, the average daytime temperature in Half Moon Bay is around 19°C, while nighttime temps are about 14°C. No precipitation expected at the end of the month; it’ll be mostly sunny.
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UV index
The UV index is a maximum of 6 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.
Check out the climate of Half Moon Bay for all months and discover the best travel time
Temperature charts
These charts show the average temperatures in July in Half Moon Bay, California. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in July in Half Moon Bay
Temperature in July in Half Moon Bay over the years
Precipitation charts
These charts show the average amount of precipitation in July in Half Moon Bay, California. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in July in Half Moon Bay
Total precipitation in July in Half Moon Bay over the years
Daily UV index in July in Half Moon Bay
This chart shows the average daily UV index in July in Half Moon Bay, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Weather experiences in July in Half Moon Bay
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Average weather in Half Moon Bay by month
Click on a month below to see detailed weather info for Half Moon Bay. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.