October weather forecast
Delta, UT

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Weather in October

October in Delta experiences more noticeable autumn weather with a drop in the average high temperature to 63.1°F (17.3°C). This cooler month sees an increase in rainfall, relative humidity, and a return of snowfall by the end of the month. Less daylight and sunlight hours are observed due to the daylight saving time shift. The wind speed falls slightly as compared to September. However, the beautiful hues of fall foliage make it a stunning time to visit the city.

Temperature

October signals a clear temperature drop, with average high-temperatures decreasing from September's warm 80.2°F (26.8°C) to a comfortable 63.1°F (17.3°C). Throughout October, the average low-temperature records at a chilly 45.5°F (7.5°C).

Humidity

In October, the average relative humidity is 41%.

Rainfall

In Delta, in October, it is raining for 6 days, with typically 0.47" (12mm) of accumulated precipitation. Throughout the year, there are 82.6 rainfall days, and 7.01" (178mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall. October is the first month it typically snows. Throughout October, in the average 0.7 snowfall days, it receives 0.12" (3mm) of snow. In Delta, during the entire year, snow falls for 33.7 days and aggregates up to 14.96" (380mm) of snow.

Daylight

In Delta, the average length of the day in October is 11h and 9min.
On the first day of the month, sunrise is at 7:27 am and sunset at 7:12 pm. On the last day of October, in Delta, sunrise is at 7:58 am and sunset at 6:29 pm MDT.

Sunshine

The average sunshine in October is 7.9h.

UV index

In Delta, the average daily maximum UV index in October is 3. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for average individuals.
Note: The maximum UV index of 3 during October leads to these instructions:
Put precautions into practice - Protective measures against sun-induced damage are advised. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Updated: Jul 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are October temperatures?

October temperatures in Delta vary between a high-temperature of 63.1°F (17.3°C) and a low-temperature of 45.5°F (7.5°C).

What is the average humidity in October?

In October, the average relative humidity is 41%.

How many days does it rain in October?

In October, the rain falls for 6 days. Throughout October, 0.47" (12mm) of precipitation is accumulated.

When does it start snowing in Delta?

October is the first month it typically snows. Throughout October, in the average 0.7 snowfall days, it receives 0.12" (3mm) of snow.

What is the average length of the day in October?

The average day length in October is 11h and 9min.

When is the sunrise / sunset in October?

On the first day of October in Delta, sunrise is at 7:27 am and sunset at 7:12 pm. On the last day of the month, sunrise is at 7:58 am and sunset at 6:29 pm MDT.

How long on average sun shines in October?

In Delta, the average sunshine duration in October is 7.9h.

What is the UV index intensity in October?

The average daily maximum UV index in October is 3. A UV Index of 3 to 5 symbolizes a medium health risk from unprotected exposure to 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
Delta, UT

Average temperature in October - Delta, UT
  • Average high temperature in October: 63.1°F

The warmest month (with the highest average high temperature) is July (91.8°F).
The month with the lowest average high temperature is January (36.7°F).

  • Average low temperature in October: 45.5°F

The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (22.8°F).

Average pressure in October
Delta, UT

Average pressure in October - Delta, UT
  • Average pressure in October: 30.03"Hg

The month with the highest atmospheric pressure is January (30.25"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

Average wind speed in October
Delta, UT

Average wind speed in October - Delta, UT
  • Average wind speed in October: 6.5mph

The windiest month (with the highest average wind speed) is June (8.8mph).
The calmest month (with the lowest average wind speed) is January (4.7mph).

Average humidity in October
Delta, UT

Average humidity in October - Delta, UT
  • Average humidity in October: 41%

The month with the highest relative humidity is January (78%).
The month with the lowest relative humidity is June (24%).

Average rainfall in October
Delta, UT

Average rainfall in October - Delta, UT
  • Average rainfall in October: 0.47"

The wettest month (with the highest rainfall) is March (0.91").
The driest month (with the least rainfall) is June (0.24").

Average rainfall days in October
Delta, UT

Average rainfall days in October - Delta, UT
  • Average rainfall days in October: 6 days

The month with the highest number of rainy days is April (10 days).
The month with the least rainy days is June (3.9 days).

Average snowfall in October
Delta, UT

Average snowfall in October - Delta, UT
  • Average snowfall in October: 0.12"

The month with the highest snowfall is December (3.98").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in October
Delta, UT

Average snowfall days in October - Delta, UT
  • Average snowfall days in October: 0.7 days

The month with the highest number of snowfall days is December (8.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in October /
Average sunshine in October
Delta, UT

Average daylight in October / Average sunshine in October - Delta, UT
  • Average daylight in October: 11h and 1min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in October: 7h and 5min

The month with the most sunshine is August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 6h and 18min).

Average sunshine days in October
Delta, UT

Average sunshine days in October - Delta, UT
  • Average sunshine days in October: 22.5 days

The month with the most sunshine days is June (24.1 days).
The month with the least sunshine days is February (16.3 days).

Average UV index in October
Delta, UT

Average UV index in October - Delta, UT
  • Average UV index in October: 3

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

Average cloud cover in October
Delta, UT

Average cloud cover in October - Delta, UT
  • Average cloud cover in October: 15

The month with the most cloud cover is December (Cloud cover 33).
The month with the least cloud cover is August (Cloud cover 9).

Average visibility in October
Delta, UT

Average visibility in October - Delta, UT
  • Average visibility in October: 6mi

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

Delta, Utah, USA

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