Climate and monthly weather forecast
Junction City, OR

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Weather in January

January, the same as December, in Junction City, Oregon, is a frosty winter month, with temperature in the range of an average low of 35.2°F (1.8°C) and an average high of 48.6°F (9.2°C). The onset of January manifests an average high-temperature of a still chilly 48.6°F (9.2°C), demonstrating a minor variation from the preceding month. Weather in January »

Weather in February

The last month of the winter, February, is also a frosty month in Junction City, Oregon, with temperature in the range of an average high of 49.1°F (9.5°C) and an average low of 35.1°F (1.7°C). The average high-temperature for February is a still frosty 49.1°F (9.5°C), closely aligning with the temperature of the preceding month. Weather in February »

Weather in March

The first month of the spring, March, is a cool month in Junction City, Oregon, with an average temperature fluctuating between 36.7°F (2.6°C) and 52.7°F (11.5°C). The start of March marks an average high-temperature of a fresh 52.7°F (11.5°C), hardly distinguishable from the conditions in February. Weather in March »

Weather in April

April in Junction City, Oregon, is a refreshing spring month, with temperature in the range of an average high of 57.7°F (14.3°C) and an average low of 37.6°F (3.1°C). With the transition into April, Junction City notes an average high-temperature of a moderate 57.7°F (14.3°C), closely resembling March. Weather in April »

Weather in May

The last month of the spring, May, is an enjoyable month in Junction City, Oregon, with an average temperature ranging between max 65.5°F (18.6°C) and min 41.2°F (5.1°C). The beginning of May signals a minor rise in the average high-temperature, moving from a moderate 57.7°F (14.3°C) in April to an enjoyable 65.5°F (18.6°C). Weather in May »

Weather in June

June, the first month of the summer in Junction City, is an agreeable month, with temperature in the range of an average low of 45.1°F (7.3°C) and an average high of 71.2°F (21.8°C). A slight uplift in the average high-temperature marks June, adjusting from May's comfortable 65.5°F (18.6°C) to a pleasant 71.2°F (21.8°C). Weather in June »

Weather in July

July in Junction City, Oregon, is a warm summer month, with temperature in the range of an average low of 49.8°F (9.9°C) and an average high of 79.3°F (26.3°C). July introduces a marginal temperature uplift, with average high-temperatures adjusting from June's pleasant 71.2°F (21.8°C) to a moderately hot 79.3°F (26.3°C). Weather in July »

Weather in August

August, the last month of the summer in Junction City, is another warm month, with an average temperature ranging between min 51.1°F (10.6°C) and max 81.1°F (27.3°C). The average temperatures reach their apex in August, averaging 81.1°F (27.3°C) at the high end and 51.1°F (10.6°C) at the low end. The heat index value for August is calculated to be 84.2°F (29°C). Weather in August »

Weather in September

September, the first month of the autumn in Junction City, is still a warm month, with an average temperature varying between 48.6°F (9.2°C) and 73.6°F (23.1°C). Junction City in September undergoes a slight reduction in the average high-temperature, shifting from August's 81.1°F (27.3°C) to a still moderately hot 73.6°F (23.1°C). Weather in September »

Weather in October

October, the same as September, is another comfortable autumn month in Junction City, Oregon, with temperature in the range of an average low of 43.7°F (6.5°C) and an average high of 62.2°F (16.8°C). As October begins, there is a decrease in the average high-temperature, falling from a moderately hot 73.6°F (23.1°C) in September to a comfortable 62.2°F (16.8°C). Weather in October »

Weather in November

November, the last month of the autumn in Junction City, is another cool month, with an average temperature fluctuating between 51.6°F (10.9°C) and 38.8°F (3.8°C). The transition into November indicates a reduction in the average high-temperature, down to a fresh 51.6°F (10.9°C) from October's comfortable 62.2°F (16.8°C). Weather in November »

Weather in December

The first month of the winter, December, is still a chilly month in Junction City, Oregon, with an average temperature fluctuating between 34.2°F (1.2°C) and 45.7°F (7.6°C). Junction City's December weather reaches an average high of 45.7°F (7.6°C) and an average low of 34.2°F (1.2°C), making it the coldest month. Weather in December »
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Frequently asked questions

What are the most humid months in Junction City?

January through March and December, with an average relative humidity of 87%, are most humid months.

How many days does it rain in Junction City?

In Junction City, Oregon, during the entire year, the rain falls for 161.8 days and collects up to 28.82" (732mm) of precipitation.

When does it snow in Junction City?

Months with snowfall are January through March, November and December.

How much does it snow in Junction City?

In Junction City, Oregon, during the entire year, snow falls for 4.1 days and aggregates up to 2.87" (73mm) of snow.

What is the month with the lowest UV index in Junction City?

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

What is the snowiest month in Junction City?

The month with the most snowfall in Junction City, Oregon, is February, when snow falls for 2 days and typically aggregates up to 1.81" (46mm) of snow.

What is the month with the least sunshine in Junction City?

February has the least sunshine of the year in Junction City, Oregon, with an average of 4h of sunshine.

When is Daylight Saving Time (DST) in Junction City?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Junction City, 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 Junction City?

April through October are months without snowfall.

When are the longest days in Junction City?

The month with the longest days is June, with an average of 15h and 30min of daylight.

What is the driest month in Junction City?

July is the month with the least rainfall in Junction City, Oregon. Rain falls for 4.1 days and accumulates 0.2" (5mm) of precipitation.

What is the month with the highest UV index in Junction City?

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

What time of the year is the hottest in Junction City?

Junction City reaches its average highest temperatures in August, measuring 81.1°F (27.3°C) at the peak and 51.1°F (10.6°C) at the lowest.

What is the least humid month in Junction City?

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

What month has the most sunshine in Junction City?

The month with the most sunshine in Junction City, Oregon, is August, with an average of 11.1h of sunshine.

What time of the year is the coldest in Junction City?

In Junction City, December is the month with the lowest recorded average temperatures, measuring a high of 45.7°F (7.6°C) and a low of 34.2°F (1.2°C).

What is the wettest month in Junction City?

December is the month with the most rainfall in Junction City, Oregon. Rain falls for 18.2 days and accumulates 4.37" (111mm) of precipitation.

What is the month with the shortest days in Junction City?

With an average of 8h and 54min of daylight, December has the shortest days of the year.

Average temperature
Junction City, OR

Average temperature - Junction City, OR

The warmest month (with the highest average high temperature) is August (81.1°F).
The month with the lowest average high temperature is December (45.7°F).

The month with the highest average low temperature is August (51.1°F).
The coldest month (with the lowest average low temperature) is December (34.2°F).

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Average pressure
Junction City, OR

Average pressure - Junction City, OR

The month with the highest atmospheric pressure is January (30.11"Hg).
The months with the lowest atmospheric pressure are August and September (30.01"Hg).

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Average wind speed
Junction City, OR

Average wind speed - Junction City, OR

The windiest month (with the highest average wind speed) is March (4.8mph).
The calmest month (with the lowest average wind speed) is September (3.8mph).

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Average humidity
Junction City, OR

Average humidity - Junction City, OR

The months with the highest relative humidity are January, February, March and December (87%).
The month with the lowest relative humidity is August (68%).

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Average rainfall
Junction City, OR

Average rainfall - Junction City, OR

The wettest month (with the highest rainfall) is December (4.37").
The driest month (with the least rainfall) is July (0.2").

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Average rainfall days
Junction City, OR

Average rainfall days - Junction City, OR

The month with the highest number of rainy days is March (20 days).
The month with the least rainy days is August (3.6 days).

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Average snowfall
Junction City, OR

Average snowfall - Junction City, OR

The month with the highest snowfall is February (1.81").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days
Junction City, OR

Average snowfall days - Junction City, OR

The month with the highest number of snowfall days is February (2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight / Average sunshine
Junction City, OR

Average daylight / Average sunshine - Junction City, OR

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

The month with the most sunshine is August (Average sunshine: 11h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 0min).

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Average sunshine days
Junction City, OR

Average sunshine days - Junction City, OR

The month with the most sunshine days is July (26.2 days).
The months with the least sunshine days are February and March (9.4 days).

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Average UV index
Junction City, OR

Average UV index - Junction City, OR

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average visibility
Junction City, OR

Average visibility - Junction City, OR

The months with the highest visibility are May, June, July, August, September, October and November (5mi).
The months with the lowest visibility are January, February, March, April and December (4mi).

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Junction City, Oregon, USA

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