Nicasio
California, USA
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Nicasio, CA

January in Nicasio, California, is a mild winter month, with temperature in the range of an average low of 44.2°F (6.8°C) and an average high of 56.3°F (13.5°C). In January, the average high-temperature is essentially the same as in December - a mild 56.3°F (13.5°C). Weather in January »

February, the last month of the winter, in Nicasio, is another mild month, with temperature in the range of an average low of 45°F (7.2°C) and an average high of 58.6°F (14.8°C). In Nicasio, the average high-temperature is practically the same as in January - a still moderate 58.6°F (14.8°C). Weather in February »

March, the first month of the spring, in Nicasio, is still a mild month, with average temperature varying between 59.9°F (15.5°C) and 46°F (7.8°C). In Nicasio, the average high-temperature in March is relatively the same as in February - a still mild 59.9°F (15.5°C). Weather in March »

April is an enjoyable spring month in Nicasio, California, with average temperature fluctuating between 47.1°F (8.4°C) and 64°F (17.8°C). In Nicasio, the average high-temperature is essentially the same as in March - an enjoyable 64°F (17.8°C). Weather in April »

May, the last month of the spring, in Nicasio, is also an enjoyable month, with average temperature fluctuating between 49.5°F (9.7°C) and 67.1°F (19.5°C). In Nicasio, the average high-temperature is practically the same as in April - a still enjoyable 67.1°F (19.5°C). Weather in May »

June, the first month of the summer, in Nicasio, is a pleasant month, with temperature in the range of an average low of 53.1°F (11.7°C) and an average high of 72.5°F (22.5°C). In June, the average high-temperature slightly increases, from an enjoyable 67.1°F (19.5°C) in May, to an agreeable 72.5°F (22.5°C). Weather in June »

July in Nicasio, California, is a warm summer month, with average temperature fluctuating between 54.1°F (12.3°C) and 74.7°F (23.7°C). In Nicasio, California, the average high-temperature in July is almost the same as in June - a warm 74.7°F (23.7°C). Weather in July »

The last month of the summer, August, is also a moderately hot month in Nicasio, California, with average temperature fluctuating between 75°F (23.9°C) and 55.4°F (13°C). In Nicasio, the average high-temperature in August is essentially the same as in July - a still moderately hot 75°F (23.9°C). Weather in August »

September, the first month of the autumn, in Nicasio, is also a moderately hot month, with average temperature fluctuating between 75.4°F (24.1°C) and 55.8°F (13.2°C). September is the warmest month, with an average high-temperature of 75.4°F (24.1°C) and an average low-temperature of 55.8°F (13.2°C). Weather in September »

October, like September, is another pleasant autumn month in Nicasio, California, with average temperature varying between 70.5°F (21.4°C) and 53.4°F (11.9°C). In October, the average high-temperature is relatively the same as in September - an agreeable 70.5°F (21.4°C). Weather in October »

The last month of the autumn, November, is also an enjoyable month in Nicasio, California, with average temperature fluctuating between 48.4°F (9.1°C) and 62.2°F (16.8°C). In November, the average high-temperature slightly decreases, from a pleasant 70.5°F (21.4°C) in October, to an enjoyable 62.2°F (16.8°C). Weather in November »

The first month of the winter, December, is still a cool month in Nicasio, California, with average temperature fluctuating between 55.2°F (12.9°C) and 43.9°F (6.6°C). The coldest month is December, with an average high-temperature of 55.2°F (12.9°C) and an average low-temperature of 43.9°F (6.6°C). Weather in December »

How much does it rain in Nicasio?

In Nicasio, California, during the entire year, the rain falls for 68.4 days and collects up to 7.28" (185mm) of precipitation.

What is the month with the lowest UV index in Nicasio?

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

What is the rainiest month in Nicasio?

February is the month with the most rainfall in Nicasio. Rain falls for 7.7 days and accumulates 1.65" (42mm) of precipitation.

What is the most humid month in Nicasio?

March is the most humid month in Nicasio, with an average relative humidity of 77%.

When are the longest days in Nicasio?

With an average of 14.8h of daylight, June has the longest days of the year in Nicasio.

What is the month with the highest UV index in Nicasio?

June is the month with the highest UV index, with an average maximum UV index of 6.

What is the driest month in Nicasio?

Months with the least rainfall in Nicasio, California, are July through September Rain falls for 2.5 days and accumulates 0.08" (2mm) of rain.

What month has the most sunshine in Nicasio?

The month with the most sunshine is July, with an average of 11.8h of sunshine.

What is the warmest month in Nicasio?

September is the warmest month, with an average high-temperature of 75.4°F (24.1°C) and an average low-temperature of 55.8°F (13.2°C).

What is the least humid month in Nicasio?

The least humid month is October, with an average relative humidity of 66%.

What is the coldest month in Nicasio?

The coldest month in Nicasio, California, is December, with an average high-temperature of 55.2°F (12.9°C) and an average low-temperature of 43.9°F (6.6°C).

What is the month with the shortest days in Nicasio?

The month with the shortest days is December, with an average of 9.6h of daylight.

What is the month with the least sunshine in Nicasio?

With an average of 5.6h of sunshine, December has the least sunshine of the year.
Average temperature - Nicasio, CA
Average rainfall - Nicasio, CA

The wettest month (with the highest rainfall) is February (1.65").
The driest months (with the least rainfall) are July, August and September (0.08").

Average rainfall days - Nicasio, CA
Average daylight / Average sunshine - Nicasio, CA

The month with the longest days is June (Average daylight: 14.8h).
The month with the shortest days is December (Average daylight: 9.6h).

The month with the most sunshine is July (Average sunshine: 11.8h).
The month with the least sunshine is December (Average sunshine: 5.6h).