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

Monthly weather forecast and climate
Ukiah, CA

January, the same as December, is another fresh winter month in Ukiah, California, with average temperature fluctuating between 38.8°F (3.8°C) and 55.2°F (12.9°C). In January, the average high-temperature is practically the same as in December - a still cool 55.2°F (12.9°C). Weather in January »

The last month of the winter, February, is a moderate month in Ukiah, California, with average temperature ranging between max 56.3°F (13.5°C) and min 37.9°F (3.3°C). In Ukiah, the average high-temperature is almost the same as in January - a moderate 56.3°F (13.5°C). Weather in February »

March, the first month of the spring, in Ukiah, is also a moderate month, with average temperature varying between 38.7°F (3.7°C) and 57.6°F (14.2°C). In Ukiah, the average high-temperature is practically the same as in February - a still moderate 57.6°F (14.2°C). Weather in March »

April is a comfortable spring month in Ukiah, California, with average temperature varying between 63.1°F (17.3°C) and 41°F (5°C). In Ukiah, the average high-temperature in April marginally rises, from a moderate 57.6°F (14.2°C) in March, to a comfortable 63.1°F (17.3°C). Weather in April »

The last month of the spring, May, is an agreeable month in Ukiah, California, with average temperature ranging between min 45.1°F (7.3°C) and max 69.1°F (20.6°C). In Ukiah, the average high-temperature slightly increases, from a comfortable 63.1°F (17.3°C) in April, to an agreeable 69.1°F (20.6°C). Weather in May »

The first month of the summer, June, is a moderately hot month in Ukiah, California, with temperature in the range of an average low of 50.5°F (10.3°C) and an average high of 78.1°F (25.6°C). In June, the average high-temperature rises, from an agreeable 69.1°F (20.6°C) in May, to a warm 78.1°F (25.6°C). Weather in June »

July, like June, in Ukiah, California, is a moderately hot summer month, with average temperature varying between 53.6°F (12°C) and 85.3°F (29.6°C). July is the warmest month, with an average high-temperature of 85.3°F (29.6°C) and an average low-temperature of 53.6°F (12°C). The average heat index in July is calculated to a hot 89.1°F (31.7°C). Weather in July »

The last month of the summer, August, is another warm month in Ukiah, California, with average temperature fluctuating between 84.7°F (29.3°C) and 53.4°F (11.9°C). In August, the average high-temperature is practically the same as in July - a still warm 84.7°F (29.3°C). Weather in August »

The first month of the autumn, September, is also a moderately hot month in Ukiah, California, with average temperature ranging between min 51.4°F (10.8°C) and max 80.8°F (27.1°C). In Ukiah, the average high-temperature is almost the same as in August - a still warm 80.8°F (27.1°C). Weather in September »

October, like September, is another pleasant autumn month in Ukiah, California, with average temperature ranging between max 72°F (22.2°C) and min 47.1°F (8.4°C). In Ukiah, the average high-temperature marginally drops, from a moderately hot 80.8°F (27.1°C) in September, to an agreeable 72°F (22.2°C). Weather in October »

November, the last month of the autumn, in Ukiah, is another comfortable month, with average temperature ranging between max 61°F (16.1°C) and min 40.3°F (4.6°C). In Ukiah, the average high-temperature drops, from an agreeable 72°F (22.2°C) in October, to a comfortable 61°F (16.1°C). Weather in November »

The first month of the winter, December, is also a fresh month in Ukiah, California, with average temperature fluctuating between 37.4°F (3°C) and 53.6°F (12°C). December is the coldest month, with an average high-temperature of 53.6°F (12°C) and an average low-temperature of 37.4°F (3°C). Weather in December »

How many days does it rain in Ukiah?

In Ukiah, during the entire year, the rain falls for 83.3 days and collects up to 17.72" (450mm) of precipitation.

How much does it snow in Ukiah?

In Ukiah, during the entire year, snow aggregates up to 0.04" (1mm).

When it does not snow in Ukiah?

In Ukiah snow does not fall in January, March through December.

What is the wettest month in Ukiah?

The wettest months in Ukiah are February and December, with an average 3.11" (79mm) of rainfall.

When does it snow in Ukiah?

February is the only month when snow falls.

When does it snow the most in Ukiah?

The month with the most snowfall is February when snow falls for 0.3 days and typically aggregates up to 0.04" (1mm) of snow.

What are the months with the lowest UV index in Ukiah?

Months with the lowest UV index in Ukiah are February and November, with an average maximum UV index of 2.

What is the most humid month in Ukiah?

With an average relative humidity of 79%, March is the most humid month.

When are the longest days in Ukiah?

The month with the longest days in Ukiah, California, is June, with an average of 14.9h of daylight.

When is the highest UV index in Ukiah?

Months with the highest UV index are June and July, with an average maximum UV index of 6.

What is the warmest month in Ukiah?

With an average high-temperature of 85.3°F (29.6°C) and an average low-temperature of 53.6°F (12°C), July is the warmest month in Ukiah.

What are the least humid months in Ukiah?

July and September, with an average relative humidity of 58%, are the least humid months in Ukiah.

What is the driest month in Ukiah?

July and August are months with the least rain in Ukiah when the rain falls for 1.8 days and typically aggregates up to 0.08" (2mm) of rain.

What month has the most sunshine in Ukiah?

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

What is the coldest month in Ukiah?

With an average high-temperature of 53.6°F (12°C) and an average low-temperature of 37.4°F (3°C), December is the coldest month.

What is the month with the shortest days in Ukiah?

The month with the shortest days in Ukiah, California, is December, with an average of 9.5h of daylight.

What is the month with the least sunshine in Ukiah?

December has the least sunshine of the year, with an average of 5.3h of sunshine.
Average temperature - Ukiah, CA
Average humidity - Ukiah, CA
Average rainfall - Ukiah, CA

Wettest months (with the highest rainfall) are February and December (3.11").
Driest months (with the lowest rainfall) are July and August (0.08").

Average rainfall days - Ukiah, CA

The month with the highest number of rainy days is March (14.3 days).
The month with the lowest number of rainy days is August (1.3 days).

Average snowfall - Ukiah, CA

The month with the highest snowfall is February (0.04").
Months with the lowest snowfall are January, March, April, May, June, July, August, September, October, November and December (0").

Average snowfall days - Ukiah, CA

The month with the highest number of snowfall days is February (0.3 days).
Months with the lowest number of snowfall days are January, March, April, May, June, July, August, September, October, November and December (0 days).

Average daylight / Average sunshine - Ukiah, CA