October weather forecast
Merlin, OR

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Weather in October

October, the same as September, is another enjoyable autumn month in Merlin, Oregon, with an average temperature varying between 65.5°F (18.6°C) and 40.6°F (4.8°C).

Temperature

Merlin experiences a temperature shift at the start of October, with average high-temperatures adjusting from a moderately hot 77.4°F (25.2°C) in September to a refreshing 65.5°F (18.6°C). Merlin, in the heat of October, registers a significant plunge to a mean of 40.6°F (4.8°C) during the nights.

Humidity

In Merlin, the average relative humidity in October is 71%.

Rainfall

In October, the rain falls for 10.5 days. Throughout October, 1.54" (39mm) of precipitation is accumulated. Throughout the year, there are 135.3 rainfall days, and 23.54" (598mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall.

Daylight

In Merlin, the average length of the day in October is 11h and 2min.
On the first day of the month, sunrise is at 7:11 am and sunset at 6:54 pm. On the last day of October, sunrise is at 7:47 am and sunset at 6:07 pm PDT.

Sunshine

In October, the average sunshine is 6.5h.

UV index

In October, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the average person.
Note: The daily high UV index of 3 in October translates into this advice:
Take necessary precautions - Defending against sun damage is advocated. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.

Frequently asked questions

What is the usual temperature for Merlin in October?

In October, in Merlin, the average high-temperature is 65.5°F (18.6°C), and the average low-temperature is 40.6°F (4.8°C). In August, the average heat index (a.k.a. 'real feel', 'feels like'), which represents the influence of relative humidity on air temperature, is appraised at 89.6°F (32°C).

What is the average humidity in October?

In October, the average relative humidity is 71%.

How much does it rain in October?

In Merlin, during October, the rain falls for 10.5 days and regularly aggregates up to 1.54" (39mm) of precipitation.

When it does not snow?

In Merlin, snow does not fall in May through October.

Does it snow in October?

In Merlin, in October, it doesn't snow. In November, it regularly snows.

How many hours of daylight does Merlin have in October?

In October, the average day length is 11h and 2min.

When is the sunrise / sunset in October?

On the first day of October, sunrise is at 7:11 am and sunset at 6:54 pm. On the last day of the month, sunrise is at 7:47 am and sunset at 6:07 pm PDT.

How long on average sun shines in October?

In October, the average sunshine duration is 6.5h.

How high is the UV index in October?

In Merlin, the average daily maximum UV index in October is 3. A UV Index estimate of 3 to 5 represents a moderate 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 October
Merlin, OR

Average temperature in October - Merlin, OR
  • Average high temperature in October: 65.5°F

The warmest month (with the highest average high temperature) is August (84.7°F).
The month with the lowest average high temperature is December (46°F).

  • Average low temperature in October: 40.6°F

The month with the highest average low temperature is August (49.1°F).
The coldest month (with the lowest average low temperature) is December (31.5°F).

Average pressure in October
Merlin, OR

Average pressure in October - Merlin, OR
  • Average pressure in October: 30.05"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is August (29.99"Hg).

Average wind speed in October
Merlin, OR

Average wind speed in October - Merlin, OR
  • Average wind speed in October: 3.4mph

The windiest month (with the highest average wind speed) is March (4mph).
The calmest month (with the lowest average wind speed) is August (3.2mph).

Average humidity in October
Merlin, OR

Average humidity in October - Merlin, OR
  • Average humidity in October: 71%

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is August (63%).

Average rainfall in October
Merlin, OR

Average rainfall in October - Merlin, OR
  • Average rainfall in October: 1.54"

The wettest month (with the highest rainfall) is December (4.02").
The driest month (with the least rainfall) is July (0.12").

Average rainfall days in October
Merlin, OR

Average rainfall days in October - Merlin, OR
  • Average rainfall days in October: 10.5 days

The month with the highest number of rainy days is March (18.7 days).
The month with the least rainy days is August (2.5 days).

Average snowfall in October
Merlin, OR

Average snowfall in October - Merlin, OR
  • Average snowfall in October: 0"

The month with the highest snowfall is February (1.5").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in October
Merlin, OR

Average snowfall days in October - Merlin, OR
  • Average snowfall days in October: 0 days

The month with the highest number of snowfall days is February (2.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in October /
Average sunshine in October
Merlin, OR

Average daylight in October / Average sunshine in October - Merlin, OR
  • Average daylight in October: 11h and 0min

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 October: 6h and 3min

The months with the most sunshine are July and August (Average sunshine: 11h and 48min).
The month with the least sunshine is December (Average sunshine: 4h and 42min).

Average sunshine days in October
Merlin, OR

Average sunshine days in October - Merlin, OR
  • Average sunshine days in October: 18.9 days

The month with the most sunshine days is July (26.7 days).
The month with the least sunshine days is March (10.8 days).

Average UV index in October
Merlin, OR

Average UV index in October - Merlin, OR
  • Average UV index in October: 3

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).

Average cloud cover in October
Merlin, OR

Average cloud cover in October - Merlin, OR
  • Average cloud cover in October: 34

The month with the most cloud cover is March (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 16).

Average visibility in October
Merlin, OR

Average visibility in October - Merlin, OR
  • Average visibility in October: 5mi

The month with the highest visibility is August (6mi).
The months with the lowest visibility are January, February, March, April and December (4mi).

Merlin, Oregon, USA

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