San Gregorio
California, USA
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
San Gregorio, CA

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Contents

Weather in January

January, the same as December, in San Gregorio, California, is another mild winter month, with average temperature varying between 56.7°F (13.7°C) and 46.4°F (8°C). In January, the average high-temperature is practically the same as in December - a still mild 56.7°F (13.7°C). Weather in January »

Weather in February

The last month of the winter, February, is another mild month in San Gregorio, California, with average temperature ranging between max 58.3°F (14.6°C) and min 46.4°F (8°C). In February, the average high-temperature is almost the same as in January - a still moderate 58.3°F (14.6°C). Weather in February »

Weather in March

The first month of the spring, March, is also a moderate month in San Gregorio, California, with average temperature varying between 59.5°F (15.3°C) and 46.9°F (8.3°C). In San Gregorio, the average high-temperature is relatively the same as in February - a still mild 59.5°F (15.3°C). Weather in March »

Weather in April

April in San Gregorio, California, is an enjoyable spring month, with temperature in the range of an average high of 62.2°F (16.8°C) and an average low of 48.2°F (9°C). In San Gregorio, California, the average high-temperature in April is relatively the same as in March - an enjoyable 62.2°F (16.8°C). Weather in April »

Weather in May

The last month of the spring, May, is another comfortable month in San Gregorio, California, with temperature in the range of an average high of 64.9°F (18.3°C) and an average low of 50.2°F (10.1°C). In May, the average high-temperature is essentially the same as in April - a still enjoyable 64.9°F (18.3°C). Weather in May »

Weather in June

June, the first month of the summer, in San Gregorio, is an agreeable month, with average temperature fluctuating between 53.4°F (11.9°C) and 70°F (21.1°C). In San Gregorio, California, the average high-temperature is almost the same as in May - an agreeable 70°F (21.1°C). Weather in June »

Weather in July

July, the same as June, in San Gregorio, California, is an agreeable summer month, with average temperature varying between 72.7°F (22.6°C) and 54.7°F (12.6°C). In July, the average high-temperature is relatively the same as in June - a still agreeable 72.7°F (22.6°C). Weather in July »

Weather in August

The last month of the summer, August, is also an agreeable month in San Gregorio, California, with temperature in the range of an average high of 73°F (22.8°C) and an average low of 56.7°F (13.7°C). The warmest month is August, with an average high-temperature of 73°F (22.8°C) and an average low-temperature of 56.7°F (13.7°C). Weather in August »

Weather in September

The first month of the autumn, September, is also an agreeable month in San Gregorio, California, with temperature in the range of an average low of 56.7°F (13.7°C) and an average high of 72.5°F (22.5°C). In September, the average high-temperature is relatively the same as in August - a still pleasant 72.5°F (22.5°C). Weather in September »

Weather in October

October, like September, is another pleasant autumn month in San Gregorio, California, with temperature in the range of an average low of 54.9°F (12.7°C) and an average high of 68.2°F (20.1°C). In San Gregorio, California, the average high-temperature in October is almost the same as in September - a still pleasant 68.2°F (20.1°C). Weather in October »

Weather in November

November, the last month of the autumn, in San Gregorio, is another comfortable month, with average temperature varying between 61.9°F (16.6°C) and 50.5°F (10.3°C). In San Gregorio, the average high-temperature in November marginally drops, from a pleasant 68.2°F (20.1°C) in October, to a comfortable 61.9°F (16.6°C). Weather in November »

Weather in December

The first month of the winter, December, is still a mild month in San Gregorio, California, with temperature in the range of an average low of 47.1°F (8.4°C) and an average high of 55.8°F (13.2°C). The coldest month is December, with an average high-temperature of 55.8°F (13.2°C) and an average low-temperature of 47.1°F (8.4°C). Weather in December »

FAQ

How much does it rain in San Gregorio?

In San Gregorio, during the entire year, the rain falls for 57.5 days and collects up to 4.76" (121mm) of precipitation.

What is the wettest month in San Gregorio?

The month with the most rainfall in San Gregorio is February when the rain falls for 6.6 days and typically aggregates up to 0.98" (25mm) of precipitation.

What are the months with the lowest UV index in San Gregorio?

February, November and December, with an average maximum UV index of 3, are months with the lowest UV index.

What is the most humid month in San Gregorio?

The most humid month in San Gregorio is March, with an average relative humidity of 76%.

What is the driest month in San Gregorio?

The month with the least rainfall is June when the rain falls for 0.9 days and typically collects 0.04" (1mm) of precipitation.

When are the longest days in San Gregorio?

With an average of 14.7h of daylight, June has the longest days of the year.

What are the months with the highest UV index in San Gregorio?

June through September, with an average maximum UV index of 5, are months with the highest UV index.

What month has the most sunshine in San Gregorio?

The month with the most sunshine in San Gregorio, California, is July, with an average of 12h of sunshine.

What is the warmest month in San Gregorio?

August is the warmest month in San Gregorio, California, with an average high-temperature of 73°F (22.8°C) and an average low-temperature of 56.7°F (13.7°C).

What is the least humid month in San Gregorio?

The least humid month is October, with an average relative humidity of 68%.

What is the coldest month in San Gregorio?

The coldest month is December, with an average high-temperature of 55.8°F (13.2°C) and an average low-temperature of 47.1°F (8.4°C).

What is the month with the shortest days in San Gregorio?

With an average of 9.6h of daylight, December has the shortest days of the year in San Gregorio, California.

What is the month with the least sunshine in San Gregorio?

December has the least sunshine of the year in San Gregorio, California, with an average of 5.9h of sunshine.

Average temperature
San Gregorio, CA

Average temperature - San Gregorio, CA

The warmest month (with the highest average high temperature) is August (73°F).
The month with the lowest average high temperature is December (55.8°F).

Months with the highest average low temperature are August and September (56.7°F).
Coldest months (with the lowest average low temperature) are January and February (46.4°F).

Average humidity
San Gregorio, CA

Average humidity - San Gregorio, CA

The month with the highest relative humidity is March (76%).
The month with the lowest relative humidity is October (68%).

Average rainfall
San Gregorio, CA

Average rainfall - San Gregorio, CA

The wettest month (with the highest rainfall) is February (0.98").
The driest month (with the lowest rainfall) is June (0.04").

Average rainfall days
San Gregorio, CA

Average rainfall days - San Gregorio, CA

The month with the highest number of rainy days is March (10.6 days).
The month with the lowest number of rainy days is June (0.9 days).

Average daylight / Average sunshine
San Gregorio, CA

Average daylight / Average sunshine - San Gregorio, CA

The month with the longest days is June (Average daylight: 14.7h).
The month with shortest days is December (Average daylight: 9.6h).

The month with most sunshine is July (Average sunshine: 12h).
The month with least sunshine is December (Average sunshine: 5.9h).

Average UV index
San Gregorio, CA

Average UV index - San Gregorio, CA

Months with the highest UV index are June, July, August and September (UV index 5).
Months with the lowest UV index are February, November and December (UV index 3).