Climate and monthly weather forecast
Ukiah, OR

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Weather in January

January, the same as December, is an icy winter month in Ukiah, Oregon, with temperature in the range of an average high of 38.8°F (3.8°C) and an average low of 27.5°F (-2.5°C). Ukiah, Oregon, registers an average high-temperature of a still wintry 38.8°F (3.8°C) at the commencement of January, closely related to the preceding month. Weather in January »

Weather in February

The last month of the winter, February, is another cold month in Ukiah, Oregon, with an average temperature ranging between min 29.5°F (-1.4°C) and max 40.6°F (4.8°C). The arrival of February coincides with an average high-temperature of a still icy 40.6°F (4.8°C), indicating a minimal shift from January's 38.8°F (3.8°C). Weather in February »

Weather in March

The first month of the spring, March, is a chilly month in Ukiah, Oregon, with an average temperature fluctuating between 47.7°F (8.7°C) and 33.4°F (0.8°C). The shift from February to March is marked by a slight increase in the average high-temperature, moving from a cold 40.6°F (4.8°C) to a chilly 47.7°F (8.7°C). Weather in March »

Weather in April

April is a cool spring month in Ukiah, Oregon, with an average temperature fluctuating between 37.8°F (3.2°C) and 54.9°F (12.7°C). As Ukiah transitions into April, the average high-temperature is observed to slightly rise from a chilly 47.7°F (8.7°C) in March to a cool 54.9°F (12.7°C). Weather in April »

Weather in May

The last month of the spring, May, is a comfortable month in Ukiah, Oregon, with an average temperature varying between 64°F (17.8°C) and 44.2°F (6.8°C). The onset of May brings a rise in the average high-temperature, elevating from a cool 54.9°F (12.7°C) in April to a comfortable 64°F (17.8°C). Weather in May »

Weather in June

June, the first month of the summer in Ukiah, is an agreeable month, with temperature in the range of an average high of 71.1°F (21.7°C) and an average low of 50.5°F (10.3°C). The beginning of June marks a minor shift in the average high-temperature, moving from May's refreshing 64°F (17.8°C) to an agreeable 71.1°F (21.7°C). Weather in June »

Weather in July

July is a warm summer month in Ukiah, Oregon, with an average temperature varying between 57.9°F (14.4°C) and 81.5°F (27.5°C). Ukiah experiences the peak of its temperatures in July and August, when the average high-temperatures rise to 81.5°F (27.5°C). July's heat index is appraised at 80.6°F (27°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Ukiah, Oregon, with temperature in the range of an average low of 59.5°F (15.3°C) and an average high of 81.5°F (27.5°C). Ukiah's temperatures tend to hit their maximum during July and August, with an average high-temperature of 81.5°F (27.5°C). August's average heat index is appraised at 80.6°F (27°C). Weather in August »

Weather in September

September, the first month of the autumn in Ukiah, is also an agreeable month, with an average temperature varying between 71.8°F (22.1°C) and 52.3°F (11.3°C). The commencement of September involves a temperature shift, with the average high-temperature dropping from a moderately hot 81.5°F (27.5°C) in August to a pleasant 71.8°F (22.1°C). Weather in September »

Weather in October

October, like September, is a moderate autumn month in Ukiah, Oregon, with temperature in the range of an average high of 58.3°F (14.6°C) and an average low of 42.4°F (5.8°C). In October, the average high-temperature decreases from a pleasant 71.8°F (22.1°C) in September to a refreshing 58.3°F (14.6°C). Weather in October »

Weather in November

November, the last month of the autumn in Ukiah, is another chilly month, with temperature in the range of an average low of 33.8°F (1°C) and an average high of 46°F (7.8°C). In November, the average high-temperature goes from a refreshing 58.3°F (14.6°C) in October to a frosty 46°F (7.8°C). Weather in November »

Weather in December

December, the first month of the winter in Ukiah, is also a wintry month, with temperature in the range of an average high of 36.7°F (2.6°C) and an average low of 25.7°F (-3.5°C). Ukiah experiences its lowest average temperatures in December, reaching a peak of 36.7°F (2.6°C) and a minimum of 25.7°F (-3.5°C). Weather in December »
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Frequently asked questions

What is the most humid month in Ukiah?

January is the most humid month in Ukiah, Oregon, with an average relative humidity of 80%.

How many days does it rain in Ukiah?

Throughout the year, there are 145.3 rainfall days, and 16.69" (424mm) of precipitation is accumulated.

When does it snow in Ukiah?

January through May, September through December are months with snowfall in Ukiah, Oregon.

How much does it snow in Ukiah?

In Ukiah, Oregon, during the entire year, snow falls for 30.7 days and aggregates up to 15.51" (394mm) of snow.

What is the month with the least sunshine in Ukiah?

The month with the least sunshine in Ukiah, Oregon, is January, with an average of 5h of sunshine.

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

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

When does it snow the most in Ukiah?

The month with the most snowfall is February, when snow falls for 7.8 days and typically aggregates up to 5.24" (133mm) of snow.

What is the wettest month in Ukiah?

The month with the most rainfall in Ukiah is March, when the rain falls for 18.4 days and typically aggregates up to 2.2" (56mm) of precipitation.

When is Daylight Saving Time (DST) in Ukiah?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Ukiah, Oregon, 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 it does not snow in Ukiah?

In Ukiah, snow does not fall in June through August.

When are the longest days in Ukiah?

June has the longest days of the year, with an average of 15h and 36min of daylight.

What is the hottest time of year in Ukiah?

Peak temperatures in Ukiah are observed in July and August, averaging a high-temperature of 81.5°F (27.5°C).

What is the driest month in Ukiah?

The month with the least rainfall is July, when the rain falls for 4.5 days and typically collects 0.2" (5mm) of precipitation.

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

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

What is the least humid month in Ukiah?

With an average relative humidity of 41%, August is the least humid month in Ukiah.

What month has the most sunshine in Ukiah?

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

What is the coldest month in Ukiah?

December is the coldest month, with an average high-temperature of 36.7°F (2.6°C) and an average low-temperature of 25.7°F (-3.5°C).

What is the month with the shortest days in Ukiah?

The month with the shortest days is December, with an average of 8h and 48min of daylight.

Average temperature
Ukiah, OR

Average temperature - Ukiah, OR

The warmest months (with the highest average high temperature) are July and August (81.5°F).
The month with the lowest average high temperature is December (36.7°F).

The month with the highest average low temperature is August (59.5°F).
The coldest month (with the lowest average low temperature) is December (25.7°F).

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Average pressure
Ukiah, OR

Average pressure - Ukiah, OR

The month with the highest atmospheric pressure is January (30.2"Hg).
The month with the lowest atmospheric pressure is August (29.91"Hg).

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Average wind speed
Ukiah, OR

Average wind speed - Ukiah, OR

The windiest month (with the highest average wind speed) is April (8.3mph).
The calmest month (with the lowest average wind speed) is September (6.2mph).

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Average rainfall
Ukiah, OR

Average rainfall - Ukiah, OR

The wettest month (with the highest rainfall) is March (2.2").
The driest month (with the least rainfall) is July (0.2").

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Average rainfall days
Ukiah, OR

Average rainfall days - Ukiah, OR

The month with the highest number of rainy days is March (18.4 days).
The month with the least rainy days is August (3.5 days).

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Average snowfall
Ukiah, OR

Average snowfall - Ukiah, OR

The month with the highest snowfall is February (5.24").
The months with the least snowfall are June, July and August (0").

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Average snowfall days
Ukiah, OR

Average snowfall days - Ukiah, OR

The month with the highest number of snowfall days is December (8.3 days).
The months with the least snowfall days are June, July and August (0 days).

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Average daylight / Average sunshine
Ukiah, OR

Average daylight / Average sunshine - Ukiah, OR

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

The month with the most sunshine is August (Average sunshine: 12h).
The month with the least sunshine is January (Average sunshine: 5h).

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Average sunshine days
Ukiah, OR

Average sunshine days - Ukiah, OR

The month with the most sunshine days is August (24.8 days).
The month with the least sunshine days is February (8.7 days).

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Average visibility
Ukiah, OR

Average visibility - Ukiah, OR

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

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Ukiah, Oregon, USA

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