September weather forecast
Jordan Valley, OR

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Weather in September

September, the first month of the autumn in Jordan Valley, is still a warm month, with an average temperature ranging between min 55.4°F (13°C) and max 75.2°F (24°C).

Temperature

In Jordan Valley, the average high-temperature in September drops from a moderately hot 85.6°F (29.8°C) in August to a still warm 75.2°F (24°C). During September, Jordan Valley records an average temperature of 55.4°F (13°C) at night.

Humidity

In September, the average relative humidity is 32%.

Rainfall

In September, the rain falls for 4.7 days. Throughout September, 0.35" (9mm) of precipitation is accumulated. Throughout the year, in Jordan Valley, there are 101.4 rainfall days, and 10.08" (256mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall in Jordan Valley.

Daylight

The average length of the day in September is 12h and 29min.
On the first day of the month, sunrise is at 7:13 am and sunset at 8:22 pm. On the last day of September, sunrise is at 7:45 am and sunset at 7:30 pm MDT.

Sunshine

The average sunshine in September is 9.6h.

UV index

In September, the average daily maximum UV index in Jordan Valley is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: The daily high UV index of 4 during September translates into the following recommendations:
Exercise prevention - Precautions against solar damage are endorsed. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. During bright days, sunglasses that offer UVA and UVB defense are recommended.
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Frequently asked questions

What is the temperature in September in Jordan Valley?

The high-temperature in Jordan Valley, Oregon, during September is 75.2°F (24°C) and the low-temperature is 55.4°F (13°C).

What is the average humidity in September in Jordan Valley?

The average relative humidity in September is 32%.

How much does it rain in Jordan Valley in September?

In Jordan Valley, in September, it is raining for 4.7 days, with typically 0.35" (9mm) of accumulated precipitation.

When it does not snow in Jordan Valley?

In Jordan Valley, snow does not fall in June through September.

Does it snow in Jordan Valley in September?

In Jordan Valley, Oregon, in September, it doesn't snow. In October, it regularly snows.

How many hours of daylight does Jordan Valley have in September?

The average day length in September in Jordan Valley, Oregon, is 12h and 29min.

What time are sunrise and sunset in September in Jordan Valley?

In September, on the first day of the month, sunrise is at 7:13 am and sunset at 8:22 pm. On the last day of the month, in Jordan Valley, Oregon, sunrise is at 7:45 am and sunset at 7:30 pm MDT.

How many hours of sunshine does Jordan Valley have in September?

In Jordan Valley, Oregon, the average sunshine duration in September is 9.6h.

What is the UV index reading in September in Jordan Valley?

In Jordan Valley, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from 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 September
Jordan Valley, OR

Average temperature in September - Jordan Valley, OR
  • Average high temperature in September: 75.2°F

The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is December (34.3°F).

  • Average low temperature in September: 55.4°F

The month with the highest average low temperature is August (64.6°F).
The coldest month (with the lowest average low temperature) is December (22.8°F).

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Average pressure in September
Jordan Valley, OR

Average pressure in September - Jordan Valley, OR
  • Average pressure in September: 29.95"Hg

The month with the highest atmospheric pressure is January (30.24"Hg).
The months with the lowest atmospheric pressure are June, July and August (29.91"Hg).

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Average wind speed in September
Jordan Valley, OR

Average wind speed in September - Jordan Valley, OR
  • Average wind speed in September: 6.5mph

The windiest month (with the highest average wind speed) is March (8.7mph).
The calmest months (with the lowest average wind speed) are January and August (6.3mph).

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Average humidity in September
Jordan Valley, OR

Average humidity in September - Jordan Valley, OR
  • Average humidity in September: 32%

The months with the highest relative humidity are January and December (77%).
The months with the lowest relative humidity are July and August (25%).

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Average rainfall in September
Jordan Valley, OR

Average rainfall in September - Jordan Valley, OR
  • Average rainfall in September: 0.35"

The wettest month (with the highest rainfall) is March (1.46").
The driest months (with the least rainfall) are July and August (0.16").

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Average rainfall days in September
Jordan Valley, OR

Average rainfall days in September - Jordan Valley, OR
  • Average rainfall days in September: 4.7 days

The month with the highest number of rainy days is March (15.6 days).
The month with the least rainy days is July (2.6 days).

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Average snowfall in September
Jordan Valley, OR

Average snowfall in September - Jordan Valley, OR
  • Average snowfall in September: 0"

The month with the highest snowfall is December (6.34").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Jordan Valley, OR

Average snowfall days in September - Jordan Valley, OR
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is December (11.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
Jordan Valley, OR

Average daylight in September / Average sunshine in September - Jordan Valley, OR
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in September: 9h and 4min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 0min).

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Average sunshine days in September
Jordan Valley, OR

Average sunshine days in September - Jordan Valley, OR
  • Average sunshine days in September: 23.5 days

The month with the most sunshine days is July (26.6 days).
The month with the least sunshine days is March (12.3 days).

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Average UV index in September
Jordan Valley, OR

Average UV index in September - Jordan Valley, OR
  • Average UV index in September: 4

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in September
Jordan Valley, OR

Average cloud cover in September - Jordan Valley, OR
  • Average cloud cover in September: 13

The month with the most cloud cover is December (Cloud cover 38).
The month with the least cloud cover is July (Cloud cover 8).

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Average visibility in September
Jordan Valley, OR

Average visibility in September - Jordan Valley, OR
  • Average visibility in September: 6mi

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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Jordan Valley, Oregon, USA

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