November weather forecast
Hillsboro, OR

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The red tree colors of the fall along a road and amid trees in this tranquil neighborhood in Hillsboro, Oregon
The red tree colors of the fall along a road and amid trees in this tranquil neighborhood in Hillsboro, Oregon

Weather in November

In November, Hillsboro witnesses the onset of winter with the rapid drop in temperature to an average maximum of around 50.7°F (10.4°C). With reduced sunshine hours, the skies are often cloudy, adding to the wintery feel. The noticeable increase in humidity combined with frequent rains echoes the introduction of the colder season. This period lends the city a uniquely beautiful atmosphere with a stark contrast of bare trees against frequently cloudy grayish skies. As the weather conditions shift toward consistent lows, frosty mornings become a common sight towards the end of the month.

Temperature

A shift in the average high-temperature occurs in November in Hillsboro, reducing from an enjoyable 61.2°F (16.2°C) in October to a cool 50.7°F (10.4°C). The average temperature during November nights in Hillsboro is registered at a cold 39.6°F (4.2°C).

Humidity

The months with the highest humidity are January, February, November and December, with an average relative humidity of 85%.

Rainfall

In November, in Hillsboro, the rain falls for 18.7 days. Throughout November, 3.19" (81mm) of precipitation is accumulated. In Hillsboro, during the entire year, the rain falls for 173 days and collects up to 29.49" (749mm) of precipitation.

Snowfall

January through March, November and December are months with snowfall. November is the first month it typically snows. Throughout November, in the average 0.3 snowfall days, it receives 0.16" (4mm) of snow. In Hillsboro, during the entire year, snow falls for 6.6 days and aggregates up to 4.53" (115mm) of snow.

Daylight

The average length of the day in November is 9h and 31min.
On the first day of the month, sunrise is at 7:52 am and sunset at 5:58 pm PDT. On the last day of November, sunrise is at 7:31 am and sunset at 4:30 pm PST.
Note: On Sunday, November 3. 2024, at 2:00 am, Daylight Saving Time ends, and the time zone changes from PDT to PST. Daylight Saving Time starts again on Sunday, March 9. 2025, at 2:00 am; consequently, the time zone reverts from PST to PDT.

Sunshine

The average sunshine in November in Hillsboro is 4.3h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Hillsboro, Oregon. A UV Index value of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for average individuals.
Note: In November, the maximum UV index of 2 suggests this advice:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

What is the average November temperature in Hillsboro?

In November, the average high-temperature and low-temperature are 50.7°F (10.4°C) and 39.6°F (4.2°C) respectively. The average heat index (a.k.a. 'apparent temperature', 'real feel'), which represents the influence of relative humidity on air temperature, in August is calculated to be 84.2°F (29°C).

What are the most humid months in Hillsboro?

January, February, November and December, with an average relative humidity of 85%, are most humid months.

What is the average humidity in November in Hillsboro?

In Hillsboro, the average relative humidity in November is 85%.

How many days does it rain in November in Hillsboro?

In November, in Hillsboro, Oregon, the rain falls for 18.7 days. Throughout November, 3.19" (81mm) of precipitation is accumulated.

When does it start snowing in Hillsboro?

November is the first month it typically snows in Hillsboro. Throughout November, in the average 0.3 snowfall days, it receives 0.16" (4mm) of snow.

How many hours of daylight does Hillsboro have in November?

In November, the average day length in Hillsboro is 9h and 31min.

When are sunrise and sunset in November in Hillsboro?

On the first day of November in Hillsboro, Oregon, sunrise is at 7:52 am and sunset at 5:58 pm PDT. On the last day of the month, sunrise is at 7:31 am and sunset at 4:30 pm PST.

When does Daylight Saving Time (DST) end in November in Hillsboro?

On Sunday, November 3. 2024, at 2:00 am, Daylight Saving Time ends, and the time zone changes from PDT to PST. The next DST starts Sunday, March 9. 2025, at 2:00 am.

How long on average sun shines in November in Hillsboro?

In Hillsboro, Oregon, the average sunshine duration in November is 4.3h.

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

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

What is the UV index reading in November in Hillsboro?

The average daily maximum UV index in November in Hillsboro, Oregon, is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to 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 November
Hillsboro, OR

Average temperature in November - Hillsboro, OR
  • Average high temperature in November: 50.7°F

The warmest month (with the highest average high temperature) is August (81.5°F).
The month with the lowest average high temperature is December (43.9°F).

  • Average low temperature in November: 39.6°F

The month with the highest average low temperature is August (55.4°F).
The coldest month (with the lowest average low temperature) is December (34°F).

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Average pressure in November
Hillsboro, OR

Average pressure in November - Hillsboro, OR
  • Average pressure in November: 30.06"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 November
Hillsboro, OR

Average wind speed in November - Hillsboro, OR
  • Average wind speed in November: 4.8mph

The windiest month (with the highest average wind speed) is March (5mph).
The calmest months (with the lowest average wind speed) are June, August and September (4.3mph).

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Average humidity in November
Hillsboro, OR

Average humidity in November - Hillsboro, OR
  • Average humidity in November: 85%

The months with the highest relative humidity are January, February, November and December (85%).
The month with the lowest relative humidity is August (64%).

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Average rainfall in November
Hillsboro, OR

Average rainfall in November - Hillsboro, OR
  • Average rainfall in November: 3.19"

The wettest month (with the highest rainfall) is January (4.57").
The driest month (with the least rainfall) is August (0.31").

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Average rainfall days in November
Hillsboro, OR

Average rainfall days in November - Hillsboro, OR
  • Average rainfall days in November: 18.7 days

The month with the highest number of rainy days is March (20.8 days).
The month with the least rainy days is August (4.4 days).

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Average snowfall in November
Hillsboro, OR

Average snowfall in November - Hillsboro, OR
  • Average snowfall in November: 0.16"

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 November
Hillsboro, OR

Average snowfall days in November - Hillsboro, OR
  • Average snowfall days in November: 0.3 days

The month with the highest number of snowfall days is February (2.4 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in November /
Average sunshine in November
Hillsboro, OR

Average daylight in November / Average sunshine in November - Hillsboro, OR
  • Average daylight in November: 9h 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 November: 4h and 2min

The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).

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Average sunshine days in November
Hillsboro, OR

Average sunshine days in November - Hillsboro, OR
  • Average sunshine days in November: 10.2 days

The month with the most sunshine days is July (24.4 days).
The month with the least sunshine days is March (8.5 days).

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Average UV index in November
Hillsboro, OR

Average UV index in November - Hillsboro, OR
  • Average UV index in November: 2

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 November
Hillsboro, OR

Average cloud cover in November - Hillsboro, OR
  • Average cloud cover in November: 59

The month with the most cloud cover is February (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 25).

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Average visibility in November
Hillsboro, OR

Average visibility in November - Hillsboro, OR
  • Average visibility in November: 5mi

The months with the highest visibility are July, August and September (6mi).
The months with the lowest visibility are January and February (4mi).

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Hillsboro, Oregon, USA

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