October weather forecast
Alpine, TX

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The vast city of Alpine, Texas, with a view of the iconic Sul Ross State University in Brewster County
The vast city of Alpine, Texas, with a view of the iconic Sul Ross State University in Brewster County

Weather in October

October, in Alpine, Texas, truly ushers in the spirit of autumn. The drop in temperature is more pronounced, as is the decrease in hours of daylight. The weather sees a significant drop in rainfall from the September high, settling around 0.79" (20mm), indicative of the dry season ahead. An increase in the number of sunshine days corroborates the arrival of drier weather. Meanwhile, wind speed remains relatively consistent with the previous month.

Temperature

The start of October signals a gentle decrease in the average high-temperature, transitioning from a warm 81.1°F (27.3°C) in September to a still moderately hot 74.5°F (23.6°C). In Alpine, an average low-temperature of 55.2°F (12.9°C) is recorded during October nights.

Humidity

The average relative humidity in October in Alpine, Texas, is 50%.

Rainfall

In Alpine, in October, it is raining for 5.7 days, with typically 0.79" (20mm) of accumulated precipitation. In Alpine, during the entire year, the rain falls for 87.6 days and collects up to 10.83" (275mm) of precipitation.

Snowfall

Months with snowfall in Alpine are January through March, October through December. October is the first month it typically snows. Throughout October, in the average 0.3 snowfall days, it receives 0.08" (2mm) of snow. Throughout the year, there are 4.7 snowfall days, and 2.2" (56mm) of snow is accumulated.

Daylight

In Alpine, Texas, the average length of the day in October is 11h and 25min.
On the first day of the month, sunrise is at 7:48 am and sunset at 7:39 pm. On the last day of October, in Alpine, sunrise is at 8:08 am and sunset at 7:07 pm CDT.

Sunshine

In October, the average sunshine is 9.6h.

UV index

The average daily maximum UV index in October in Alpine is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In October, the UV index of 4 transforms into the following advice:
Prioritize safety - Suggestions to prevent sun damage are offered. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
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Frequently asked questions

What are the temperatures in Alpine in October?

The average high-temperature and low-temperature in Alpine during October are 74.5°F (23.6°C) and 55.2°F (12.9°C) respectively. The average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines relative humidity and air temperature, in September is computed to be 82.4°F (28°C).

What is the average humidity in October in Alpine?

In Alpine, Texas, the average relative humidity in October is 50%.

How many days does it rain in October in Alpine?

In Alpine, Texas, during October, the rain falls for 5.7 days and regularly aggregates up to 0.79" (20mm) of precipitation.

When does it start to snow in Alpine?

October is the first month it typically snows. Throughout October, in the average 0.3 snowfall days, it receives 0.08" (2mm) of snow.

What is the average length of the day in October in Alpine?

The average day length in October in Alpine, Texas, is 11h and 25min.

When are sunrise and sunset in October in Alpine?

On the first day of October in Alpine, Texas, sunrise is at 7:48 am and sunset at 7:39 pm. On the last day of the month, sunrise is at 8:08 am and sunset at 7:07 pm CDT.

How many hours of sunshine does Alpine have in October?

In Alpine, the average sunshine duration in October is 9.6h.

How high is the UV index in October in Alpine?

In October, the average daily maximum UV index in Alpine, Texas, is 4. A UV Index reading of 3 to 5 represents a medium hazard to health from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Alpine, TX

Average temperature in October - Alpine, TX
  • Average high temperature in October: 74.5°F

The warmest month (with the highest average high temperature) is June (90°F).
The month with the lowest average high temperature is January (56.8°F).

  • Average low temperature in October: 55.2°F

The months with the highest average low temperature are July and August (69.4°F).
The coldest month (with the lowest average low temperature) is January (37.4°F).

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Average pressure in October
Alpine, TX

Average pressure in October - Alpine, TX
  • Average pressure in October: 29.97"Hg

The month with the highest atmospheric pressure is January (30.12"Hg).
The months with the lowest atmospheric pressure are May and June (29.84"Hg).

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Average wind speed in October
Alpine, TX

Average wind speed in October - Alpine, TX
  • Average wind speed in October: 7.8mph

The windiest month (with the highest average wind speed) is April (10.4mph).
The calmest month (with the lowest average wind speed) is September (7.6mph).

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Average humidity in October
Alpine, TX

Average humidity in October - Alpine, TX
  • Average humidity in October: 50%

The month with the highest relative humidity is September (56%).
The month with the lowest relative humidity is April (29%).

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Average rainfall in October
Alpine, TX

Average rainfall in October - Alpine, TX
  • Average rainfall in October: 0.79"

The wettest month (with the highest rainfall) is September (2.01").
The driest month (with the least rainfall) is February (0.2").

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Average rainfall days in October
Alpine, TX

Average rainfall days in October - Alpine, TX
  • Average rainfall days in October: 5.7 days

The month with the highest number of rainy days is July (15.1 days).
The month with the least rainy days is February (2.2 days).

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Average snowfall in October
Alpine, TX

Average snowfall in October - Alpine, TX
  • Average snowfall in October: 0.08"

The month with the highest snowfall is January (0.67").
The months with the least snowfall are April, May, June, July, August and September (0").

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Average snowfall days in October
Alpine, TX

Average snowfall days in October - Alpine, TX
  • Average snowfall days in October: 0.3 days

The month with the highest number of snowfall days is December (1.6 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).

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Average daylight in October /
Average sunshine in October
Alpine, TX

Average daylight in October / Average sunshine in October - Alpine, TX
  • Average daylight in October: 11h and 2min

The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).

  • Average sunshine in October: 9h and 4min

The month with the most sunshine is June (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 7h and 42min).

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Average sunshine days in October
Alpine, TX

Average sunshine days in October - Alpine, TX
  • Average sunshine days in October: 22.6 days

The month with the most sunshine days is January (26.8 days).
The month with the least sunshine days is July (11.7 days).

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Average UV index in October
Alpine, TX

Average UV index in October - Alpine, TX
  • Average UV index in October: 4

The months with the highest UV index are May, June and July (UV index 7).
The months with the lowest UV index are January and December (UV index 3).

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Average cloud cover in October
Alpine, TX

Average cloud cover in October - Alpine, TX
  • Average cloud cover in October: 13

The month with the most cloud cover is September (Cloud cover 22).
The month with the least cloud cover is June (Cloud cover 12).

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Average visibility in October
Alpine, TX

Average visibility in October - Alpine, TX
  • Average visibility in October: 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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Alpine, Texas, USA

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