Contents
- Weather in October
- Frequently asked questions
- Average temperature in October
- Average pressure in October
- Average wind speed in October
- Average humidity in October
- Average rainfall in October
- Average rainfall days in October
- Average snowfall in October
- Average snowfall days in October
- Average daylight in October
- Average sunshine in October
- Average sunshine days in October
- Average UV index in October
- Average cloud cover in October
- Average visibility in October
Weather in October
Temperature
The commencement of October involves a temperature shift, with the average high-temperature dropping from a warm 81.1°F (27.3°C) in September to an agreeable 70.2°F (21.2°C). Petersburg reports a consistent average low-temperature of 50.7°F (10.4°C) throughout October nights.Humidity
October is the least humid month in Petersburg, with an average relative humidity of 74%.Rainfall
In Petersburg, in October, during 11.7 rainfall days, 2.83" (72mm) of precipitation is typically accumulated. In Petersburg, during the entire year, the rain falls for 173.6 days and collects up to 39.65" (1007mm) of precipitation.Snowfall
May through October are months without snowfall.Daylight
In Petersburg, the average length of the day in October is 11h and 17min.On the first day of the month, sunrise is at 6:41 am and sunset at 6:29 pm. On the last day of October, sunrise is at 7:07 am and sunset at 5:52 pm CDT.
Sunshine
The average sunshine in October is 6.8h.UV index
In October, the average daily maximum UV index in Petersburg is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: In October, a regular UV index of 3 translates into these guidelines:
Ensure safety - Recommendations to avert sunburn are presented. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Petersburg in October?
What is the least humid month?
What is the average humidity in October?
How much does it rain in October?
When it does not snow?
Does it snow in Petersburg in October?
What is the average length of the day in October in Petersburg?
When are sunrise and sunset in October?
How many hours of sunshine does Petersburg have in October?
How high is the UV index in October?
Average temperature in October
Petersburg, TN
- Average high temperature in October: 70.2°F
The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (45.7°F).
- Average low temperature in October: 50.7°F
The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (31.3°F).
Average pressure in October
Petersburg, TN
- Average pressure in October: 30.06"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in October
Petersburg, TN
- Average wind speed in October: 6.5mph
The windiest month (with the highest average wind speed) is February (8.6mph).
The calmest month (with the lowest average wind speed) is July (4.6mph).
Average humidity in October
Petersburg, TN
- Average humidity in October: 74%
The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (74%).
Average rainfall in October
Petersburg, TN
- Average rainfall in October: 2.83"
The wettest month (with the highest rainfall) is February (4.37").
The driest month (with the least rainfall) is September (2.24").
Average rainfall days in October
Petersburg, TN
- Average rainfall days in October: 11.7 days
The month with the highest number of rainy days is July (19.8 days).
The month with the least rainy days is November (9.5 days).
Average snowfall in October
Petersburg, TN
- Average snowfall in October: 0"
The month with the highest snowfall is February (0.98").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in October
Petersburg, TN
- Average snowfall days in October: 0.1 days
The month with the highest number of snowfall days is February (2.6 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
Petersburg, TN
- Average daylight in October: 11h and 2min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in October: 6h and 5min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in October
Petersburg, TN
- Average sunshine days in October: 18.4 days
The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is July (9.9 days).
Average UV index in October
Petersburg, TN
- Average UV index in October: 3
The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in October
Petersburg, TN
- Average cloud cover in October: 36
The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is June (Cloud cover 30).
Average visibility in October
Petersburg, TN
- Average visibility in October: 6mi
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (6mi).
The month with the lowest visibility is July (5mi).
Petersburg, Tennessee, USA
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