Climate and monthly weather forecast
Ukiah, CA

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Weather in January

January, like December, in Ukiah, California, is a cool winter month, with temperature in the range of an average high of 55.2°F (12.9°C) and an average low of 38.8°F (3.8°C). In January, Ukiah notes an average high-temperature of a still fresh 55.2°F (12.9°C), hardly different from the preceding month. Weather in January »

Weather in February

The last month of the winter, February, is a mild month in Ukiah, California, with an average temperature ranging between min 37.9°F (3.3°C) and max 56.3°F (13.5°C). February notes an average high-temperature of a mild 56.3°F (13.5°C), subtly differing from January's 55.2°F (12.9°C). Weather in February »

Weather in March

The first month of the spring, March, is still a refreshing month in Ukiah, California, with an average temperature ranging between min 38.7°F (3.7°C) and max 57.6°F (14.2°C). The average high-temperature in March, at a still refreshing 57.6°F (14.2°C), reveals a modest deviation from February's 56.3°F (13.5°C). Weather in March »

Weather in April

April in Ukiah, California, is a comfortable spring month, with temperature in the range of an average low of 41°F (5°C) and an average high of 63.1°F (17.3°C). Ukiah observes a slight ascent in average high-temperatures during April, adjusting from a refreshing 57.6°F (14.2°C) in March to an enjoyable 63.1°F (17.3°C). Weather in April »

Weather in May

The last month of the spring, May, is a pleasant month in Ukiah, California, with an average temperature ranging between min 45.1°F (7.3°C) and max 69.1°F (20.6°C). May's arrival brings a modest temperature shift, moving from an enjoyable 63.1°F (17.3°C) in April to an agreeable 69.1°F (20.6°C). Weather in May »

Weather in June

June, the first month of the summer in Ukiah, is a warm month, with an average temperature fluctuating between 50.5°F (10.3°C) and 78.1°F (25.6°C). June's arrival coincides with a rise in the average high-temperature, moving from May's pleasant 69.1°F (20.6°C) to a moderately hot 78.1°F (25.6°C). Weather in June »

Weather in July

July, like June, in Ukiah, California, is another warm summer month, with an average temperature ranging between max 85.3°F (29.6°C) and min 53.6°F (12°C). In Ukiah, California, temperatures reach their average annual highs in July, measuring 85.3°F (29.6°C) and a minimum average of 53.6°F (12°C). July's heat index is calculated to be a hot 89.6°F (32°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Ukiah, California, with an average temperature varying between 53.4°F (11.9°C) and 84.7°F (29.3°C). August's climate shows a minor adjustment in average high-temperatures to a still warm 84.7°F (29.3°C) from July's 85.3°F (29.6°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Ukiah, California, with temperature in the range of an average low of 51.4°F (10.8°C) and an average high of 80.8°F (27.1°C). Ukiah experiences a minor change to a still warm 80.8°F (27.1°C) in average high-temperature during September, closely reflecting August. Weather in September »

Weather in October

October, the same as September, in Ukiah, California, is another pleasant autumn month, with temperature in the range of an average low of 47.1°F (8.4°C) and an average high of 72°F (22.2°C). October indicates a minor shift in the average high-temperature, from September's warm 80.8°F (27.1°C) to an agreeable 72°F (22.2°C). Weather in October »

Weather in November

The last month of the autumn, November, is also an enjoyable month in Ukiah, California, with an average temperature fluctuating between 40.3°F (4.6°C) and 61°F (16.1°C). November ushers in a slight temperature change, with average high-temperatures reducing from October's agreeable 72°F (22.2°C) to an enjoyable 61°F (16.1°C). Weather in November »

Weather in December

December, the first month of the winter in Ukiah, is still a cool month, with an average temperature fluctuating between 37.4°F (3°C) and 53.6°F (12°C). In Ukiah, California, the lowest temperatures are generally noted in December, averaging a high of 53.6°F (12°C) and a low of 37.4°F (3°C). Weather in December »
Updated: Feb 9, 2024 | Published by: Weather U.S. | Resources

Frequently asked questions

How much does it rain in Ukiah?

Throughout the year, in Ukiah, there are 83.3 rainfall days, and 17.72" (450mm) of precipitation is accumulated.

When it does not snow in Ukiah?

January, March through December are months without snowfall in Ukiah.

How much does it snow in Ukiah?

Throughout the year, in Ukiah, California, 0.04" (1mm) of snow is accumulated.

What is the wettest month in Ukiah?

The months with the most rainfall are February and December, with an average 3.11" (79mm) of precipitation.

When does it snow in Ukiah?

The only month with snowfall is February.

What is the snowiest month in Ukiah?

February is the month with the most snowfall. Snow falls for 0.3 days and accumulates 0.04" (1mm) of snow.

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

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

What is the most humid month in Ukiah?

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

When is Daylight Saving Time (DST) in Ukiah?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from PST to PDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from PDT to PST.

When are the longest days in Ukiah?

The month with the longest days in Ukiah is June, with an average of 14h and 54min of daylight.

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

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

What part of the year is the hottest in Ukiah?

July is the warmest month of the year, registering average temperatures as high as 85.3°F (29.6°C) and as low as 53.6°F (12°C).

What is the least humid month in Ukiah?

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

What is the driest month in Ukiah?

July and August are months with the least rain in Ukiah, California, 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?

July has the most sunshine of the year in Ukiah, with an average of 12h of sunshine.

What month is the coldest in Ukiah?

December proves to be the coldest month, recording an average maximum temperature of 53.6°F (12°C) and a minimum temperature of 37.4°F (3°C).

What is the month with the shortest days in Ukiah?

With an average of 9h and 30min of daylight, December has the shortest days of the year.

What is the month with the least sunshine in Ukiah?

The month with the least sunshine in Ukiah, California, is December, with an average of 5.3h of sunshine.

Average temperature
Ukiah, CA

Average temperature - Ukiah, CA

The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is December (53.6°F).

The month with the highest average low temperature is July (53.6°F).
The coldest month (with the lowest average low temperature) is December (37.4°F).

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Average pressure
Ukiah, CA

Average pressure - Ukiah, CA

The month with the highest atmospheric pressure is January (30.13"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.92"Hg).

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Average wind speed
Ukiah, CA

Average wind speed - Ukiah, CA

The windiest months (with the highest average wind speed) are April, May and June (5.5mph).
The calmest month (with the lowest average wind speed) is November (4.2mph).

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Average humidity
Ukiah, CA

Average humidity - Ukiah, CA

The month with the highest relative humidity is March (79%).
The months with the lowest relative humidity are July and September (58%).

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Average rainfall
Ukiah, CA

Average rainfall - Ukiah, CA

The wettest months (with the highest rainfall) are February and December (3.11").
The driest months (with the least rainfall) are July and August (0.08").

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Average rainfall days
Ukiah, CA

Average rainfall days - Ukiah, CA

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

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Average snowfall
Ukiah, CA

Average snowfall - Ukiah, CA

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").

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Average snowfall days
Ukiah, CA

Average snowfall days - Ukiah, CA

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

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Average daylight / Average sunshine
Ukiah, CA

Average daylight / Average sunshine - Ukiah, CA

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

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 18min).

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Average sunshine days
Ukiah, CA

Average sunshine days - Ukiah, CA

The month with the most sunshine days is July (28.5 days).
The month with the least sunshine days is March (15.9 days).

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Average visibility
Ukiah, CA

Average visibility - Ukiah, CA

The months with the highest visibility are February, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, March and December (5mi).

[Resources]

Ukiah, California, USA

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