May weather forecast
Junction City, OR

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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).

Temperature

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). Junction City, amidst the high May temperatures, experiences a substantial shift to an average nighttime low of 41.2°F (5.1°C).

Humidity

In Junction City, the average relative humidity in May is 78%.

Rainfall

In Junction City, Oregon, in May, during 13.1 rainfall days, 1.81" (46mm) of precipitation is typically accumulated. In Junction City, during the entire year, the rain falls for 161.8 days and collects up to 28.82" (732mm) of precipitation.

Snowfall

In Junction City, snow does not fall in April through October.

Daylight

The average length of the day in May is 14h and 48min.
On the first day of May in Junction City, Oregon, sunrise is at 6:02 am and sunset at 8:17 pm. On the last day of the month, sunrise is at 5:32 am and sunset at 8:49 pm PDT.

Sunshine

The average sunshine in May in Junction City is 8.5h.

UV index

In Junction City, the average daily maximum UV index in May is 4. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the ordinary person.
Note: A daily high UV index of 4 in May leads to these guidelines:
Be vigilant - Preventing sunburn is recommended. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Boost your sun resistance with garments that are densely woven yet spacious.
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Frequently asked questions

What are the temperatures in Junction City in May?

In May, the average high-temperature and low-temperature in Junction City are 65.5°F (18.6°C) and 41.2°F (5.1°C) respectively.

What is the average humidity in May in Junction City?

In May, the average relative humidity is 78%.

How much does it rain in Junction City in May?

In Junction City, in May, during 13.1 rainfall days, 1.81" (46mm) of precipitation is typically accumulated.

When it does not snow in Junction City?

April through October are months without snowfall in Junction City, Oregon.

How many hours of daylight does Junction City have in May?

In May, the average day length in Junction City is 14h and 48min.

When is the sunrise / sunset in May in Junction City?

On the first day of May in Junction City, sunrise is at 6:02 am and sunset at 8:17 pm. On the last day of the month, sunrise is at 5:32 am and sunset at 8:49 pm PDT.

How long on average sun shines in May in Junction City?

In Junction City, the average sunshine duration in May is 8.5h.

What is the UV index reading in May in Junction City?

The average daily maximum UV index in May in Junction City, Oregon, is 4. A UV Index of 3 to 5 symbolizes a medium hazard to health from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Junction City, OR

Average temperature in May - Junction City, OR
  • Average high temperature in May: 65.5°F

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).

  • Average low temperature in May: 41.2°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 in May
Junction City, OR

Average pressure in May - Junction City, OR
  • Average pressure in May: 30.04"Hg

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 in May
Junction City, OR

Average wind speed in May - Junction City, OR
  • Average wind speed in May: 4.2mph

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 in May
Junction City, OR

Average humidity in May - Junction City, OR
  • Average humidity in May: 78%

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 in May
Junction City, OR

Average rainfall in May - Junction City, OR
  • Average rainfall in May: 1.81"

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 in May
Junction City, OR

Average rainfall days in May - Junction City, OR
  • Average rainfall days in May: 13.1 days

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 in May
Junction City, OR

Average snowfall in May - Junction City, OR
  • Average snowfall in May: 0"

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 in May
Junction City, OR

Average snowfall days in May - Junction City, OR
  • Average snowfall days in May: 0 days

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 in May /
Average sunshine in May
Junction City, OR

Average daylight in May / Average sunshine in May - Junction City, OR
  • Average daylight in May: 14h and 5min

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).

  • Average sunshine in May: 8h and 3min

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 in May
Junction City, OR

Average sunshine days in May - Junction City, OR
  • Average sunshine days in May: 15.3 days

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 in May
Junction City, OR

Average UV index in May - Junction City, OR
  • Average UV index in May: 4

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 cloud cover in May
Junction City, OR

Average cloud cover in May - Junction City, OR
  • Average cloud cover in May: 49

The month with the most cloud cover is February (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 22).

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Average visibility in May
Junction City, OR

Average visibility in May - Junction City, OR
  • Average visibility in May: 5mi

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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