October weather forecastSaint Johns, AZ

October

Weather in October

October, the same as September, in Saint Johns, Arizona, is another pleasant autumn month, with an average temperature ranging between max 68.2°F (20.1°C) and min 46.9°F (8.3°C).

Temperature

Transition from September to October is accompanied by a temperature drop, with average high-temperatures decreasing from a warm 79.5°F (26.4°C) to a pleasant 68.2°F (20.1°C). An average low-temperature of 46.9°F (8.3°C) marks the nights throughout October.

Humidity

The average relative humidity in October is 38%.

Rainfall

In Saint Johns, in October, during 4.4 rainfall days, 0.35" (9mm) of precipitation is typically accumulated. In Saint Johns, during the entire year, the rain falls for 67.8 days and collects up to 6.34" (161mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

In Saint Johns, the average length of the day in October is 11h and 18min.
On the first day of the month, sunrise is at 6:12 am and sunset at 6:01 pm. On the last day of October, in Saint Johns, sunrise is at 6:37 am and sunset at 5:24 pm MST.

Sunshine

In October, the average sunshine is 7.6h.

UV index

In Saint Johns, Arizona, the average daily maximum UV index in October is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the average person.
Note: In October, the UV index of 3 transforms into the following advice:
Take precautions - Protection against skin and eye damage is obliged. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Updated: Aug 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In Saint Johns, in October, the average high-temperature is 68.2°F (20.1°C), and the average low-temperature is 46.9°F (8.3°C).

In October, the average relative humidity is 38%.

In October, the rain falls for 4.4 days. Throughout October, 0.35" (9mm) of precipitation is accumulated.

In Saint Johns, snow does not fall in May through October.

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

In Saint Johns, the average day length in October is 11h and 18min.

On the first day of October in Saint Johns, sunrise is at 6:12 am and sunset at 6:01 pm. On the last day of the month, sunrise is at 6:37 am and sunset at 5:24 pm MST.

In Saint Johns, Arizona, the average sunshine duration in October is 7.6h.

In October, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a moderate vulnerability from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Saint Johns, AZ

  • Average high temperature in October: 68.2°F

The warmest months (with the highest average high temperature) are June and July (86.5°F).
The month with the lowest average high temperature is January (45.5°F).

  • Average low temperature in October: 46.9°F

The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (28.2°F).

Average pressure in October
Saint Johns, AZ

  • Average pressure in October: 30"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in October
Saint Johns, AZ

  • Average wind speed in October: 7.8mph

The windiest month (with the highest average wind speed) is April (10.8mph).
The calmest month (with the lowest average wind speed) is January (6.2mph).

Average humidity in October
Saint Johns, AZ

  • Average humidity in October: 38%

The month with the highest relative humidity is January (61%).
The month with the lowest relative humidity is June (21%).

Average rainfall in October
Saint Johns, AZ

  • Average rainfall in October: 0.35"

The wettest month (with the highest rainfall) is July (0.83").
The driest months (with the least rainfall) are May and June (0.28").

Average rainfall days in October
Saint Johns, AZ

  • Average rainfall days in October: 4.4 days

The month with the highest number of rainy days is July (10.2 days).
The month with the least rainy days is November (2.9 days).

Average snowfall in October
Saint Johns, AZ

  • Average snowfall in October: 0"

The month with the highest snowfall is February (2.44").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in October
Saint Johns, AZ

  • Average snowfall days in October: 0.1 days

The month with the highest number of snowfall days is December (4.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in October /
Average sunshine in October
Saint Johns, AZ

  • Average daylight in October: 11h and 18min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in October: 7h and 36min

The month with the most sunshine is August (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).

Average sunshine days in October
Saint Johns, AZ

  • Average sunshine days in October: 25.3 days

The month with the most sunshine days is June (25.8 days).
The month with the least sunshine days is July (17.4 days).

Average UV index in October
Saint Johns, AZ

  • Average UV index in October: 3

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

Average cloud cover in October
Saint Johns, AZ

  • Average cloud cover in October: 10

The month with the most cloud cover is December (Cloud cover 21).
The month with the least cloud cover is June (Cloud cover 9).

Average visibility in October
Saint Johns, AZ

  • 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).