September weather forecast
Lehman Springs, OR

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Weather in September

September, the first month of the autumn in Lehman Springs, is also an agreeable month, with an average temperature fluctuating between 69.3°F (20.7°C) and 46.2°F (7.9°C).

Temperature

Lehman Springs experiences a temperature shift at the start of September, with average high-temperatures adjusting from a moderately hot 78.8°F (26°C) in August to an agreeable 69.3°F (20.7°C). September presents a sharp fall from Lehman Springs's daytime highs to an average low-temperature of 46.2°F (7.9°C).

Humidity

In Lehman Springs, the average relative humidity in September is 54%.

Rainfall

In Lehman Springs, Oregon, in September, it is raining for 7.8 days, with typically 0.98" (25mm) of accumulated precipitation. Throughout the year, in Lehman Springs, there are 162.1 rainfall days, and 22.2" (564mm) of precipitation is accumulated.

Snowfall

In Lehman Springs, snow does not fall in May through September.

Daylight

In September, the average length of the day in Lehman Springs is 12h and 31min.
On the first day of the month, sunrise is at 6:17 am and sunset at 7:31 pm. On the last day of September, in Lehman Springs, sunrise is at 6:52 am and sunset at 6:36 pm PDT.

Sunshine

In Lehman Springs, the average sunshine in September is 10.3h.

UV index

In Lehman Springs, the average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In September, an average UV index of 3 transforms into the following instructions:
Undertake protective steps - Recommendations to avoid sunburn are issued. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Experience reduced UV exposure by about half when donning a wide-brim hat.
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Frequently asked questions

What are the temperatures in Lehman Springs in September?

In September, in Lehman Springs, the average high-temperature is 69.3°F (20.7°C), and the average low-temperature is 46.2°F (7.9°C).

What is the average humidity in September in Lehman Springs?

The average relative humidity in September is 54%.

How much does it rain in Lehman Springs in September?

In Lehman Springs, during September, the rain falls for 7.8 days and regularly aggregates up to 0.98" (25mm) of precipitation.

When it does not snow in Lehman Springs?

In Lehman Springs, snow does not fall in May through September.

Does it snow in Lehman Springs in September?

In Lehman Springs, Oregon, in September, it doesn't snow. In October, it regularly snows.

What is the average length of the day in September in Lehman Springs?

In September, the average day length in Lehman Springs is 12h and 31min.

When is the sunrise / sunset in September in Lehman Springs?

On the first day of September in Lehman Springs, sunrise is at 6:17 am and sunset at 7:31 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 6:36 pm PDT.

How many hours of sunshine does Lehman Springs have in September?

In Lehman Springs, Oregon, the average sunshine duration in September is 10.3h.

What is the UV index reading in September in Lehman Springs?

The average daily maximum UV index in September in Lehman Springs is 3. A UV Index estimate of 3 to 5 represents a moderate vulnerability from exposure to the Sun's UV radiation.
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
Lehman Springs, OR

Average temperature in September - Lehman Springs, OR
  • Average high temperature in September: 69.3°F

The warmest month (with the highest average high temperature) is August (78.8°F).
The month with the lowest average high temperature is December (32.9°F).

  • Average low temperature in September: 46.2°F

The month with the highest average low temperature is August (52.2°F).
The coldest month (with the lowest average low temperature) is December (20.8°F).

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Average pressure in September
Lehman Springs, OR

Average pressure in September - Lehman Springs, OR
  • Average pressure in September: 29.96"Hg

The month with the highest atmospheric pressure is January (30.21"Hg).
The month with the lowest atmospheric pressure is August (29.91"Hg).

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Average wind speed in September
Lehman Springs, OR

Average wind speed in September - Lehman Springs, OR
  • Average wind speed in September: 4.8mph

The windiest month (with the highest average wind speed) is March (6.7mph).
The calmest months (with the lowest average wind speed) are August and September (4.8mph).

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Average humidity in September
Lehman Springs, OR

Average humidity in September - Lehman Springs, OR
  • Average humidity in September: 54%

The months with the highest relative humidity are January and February (86%).
The month with the lowest relative humidity is August (46%).

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Average rainfall in September
Lehman Springs, OR

Average rainfall in September - Lehman Springs, OR
  • Average rainfall in September: 0.98"

The wettest months (with the highest rainfall) are February and December (2.68").
The driest month (with the least rainfall) is July (0.39").

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Average rainfall days in September
Lehman Springs, OR

Average rainfall days in September - Lehman Springs, OR
  • Average rainfall days in September: 7.8 days

The month with the highest number of rainy days is March (20.5 days).
The month with the least rainy days is July (5.5 days).

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Average snowfall in September
Lehman Springs, OR

Average snowfall in September - Lehman Springs, OR
  • Average snowfall in September: 0"

The month with the highest snowfall is February (4.41").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in September
Lehman Springs, OR

Average snowfall days in September - Lehman Springs, OR
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (5.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
Lehman Springs, OR

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

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).

  • Average sunshine in September: 10h and 2min

The months with the most sunshine are July and August (Average sunshine: 11h and 54min).
The months with the least sunshine are January and December (Average sunshine: 4h and 30min).

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Average sunshine days in September
Lehman Springs, OR

Average sunshine days in September - Lehman Springs, OR
  • Average sunshine days in September: 20.1 days

The month with the most sunshine days is July (23.3 days).
The month with the least sunshine days is February (8.3 days).

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Average UV index in September
Lehman Springs, OR

Average UV index in September - Lehman Springs, OR
  • Average UV index in September: 3

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

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Average cloud cover in September
Lehman Springs, OR

Average cloud cover in September - Lehman Springs, OR
  • Average cloud cover in September: 20

The month with the most cloud cover is February (Cloud cover 56).
The months with the least cloud cover are July and August (Cloud cover 11).

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Average visibility in September
Lehman Springs, OR

Average visibility in September - Lehman Springs, OR
  • Average visibility in September: 6mi

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

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Lehman Springs, Oregon, USA

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