October weather forecastJohnson City, TN
October
Weather in October
Come October, Johnson City embraces the heart of autumn with a downshift in temperature and a burst of colorful foliage. Temperature changes establish the arrival of brisk weather, suggestive of the impending winter season. The wind gathers momentum, whipping up crisp leaves and heralding the change in season. Subtle changes in daylight, coupled with intermittent showers, craft a unique autumn ambiance. The sporadic sunny days are an invitation to witness the surrounding landscapes cloaked in russet hues.Temperature
In the transition to October, Johnson City observes a drop in the average high-temperature, moving from a warm 77.5°F (25.3°C) in September to a refreshing 65.8°F (18.8°C). Throughout October, the temperature in Johnson City tends to fall to a consistent average low of 45.3°F (7.4°C).Humidity
In October, the average relative humidity is 76%.Rainfall
In Johnson City, in October, it is raining for 12 days, with typically 2.44" (62mm) of accumulated precipitation. Throughout the year, there are 187.8 rainfall days, and 32.76" (832mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. October is the first month it typically snows. Throughout October, in the average 0.7 snowfall days, it receives 0.51" (13mm) of snow. In Johnson City, during the entire year, snow falls for 32.1 days and aggregates up to 13.31" (338mm) of snow.Daylight
In Johnson City, the average length of the day in October is 11h and 15min.On the first day of the month, sunrise is at 7:25 am and sunset at 7:12 pm. On the last day of October, sunrise is at 7:52 am and sunset at 6:33 pm EDT.
Sunshine
The average sunshine in October is 6.8h.UV index
In October, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: An average UV index of 3 in October transforms into this advice:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. It's recommended to limit sun exposure when its radiation is at its peak during midday. Enhance your sun protection with tightly woven, yet airy clothing. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in October
Johnson City, TN
- Average high temperature in October: 65.8°F
The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (41.5°F).
- Average low temperature in October: 45.3°F
The month with the highest average low temperature is July (60.6°F).
The coldest month (with the lowest average low temperature) is January (26.6°F).
Average pressure in October
Johnson City, TN
- Average pressure in October: 30.06"Hg
The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).
Average wind speed in October
Johnson City, TN
- Average wind speed in October: 4.9mph
The windiest month (with the highest average wind speed) is April (6.6mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).
Average humidity in October
Johnson City, TN
- Average humidity in October: 76%
The months with the highest relative humidity are February and December (79%).
The month with the lowest relative humidity is November (75%).
Average rainfall in October
Johnson City, TN
- Average rainfall in October: 2.44"
The wettest month (with the highest rainfall) is February (3.27").
The driest month (with the least rainfall) is September (1.77").
Average rainfall days in October
Johnson City, TN
- Average rainfall days in October: 12 days
The month with the highest number of rainy days is July (19.6 days).
The month with the least rainy days is November (11.2 days).
Average snowfall in October
Johnson City, TN
- Average snowfall in October: 0.51"
The month with the highest snowfall is December (3.74").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in October
Johnson City, TN
- Average snowfall days in October: 0.7 days
The month with the highest number of snowfall days is January (8.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in October /
Average sunshine in October
Johnson City, TN
- Average daylight in October: 11h and 18min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in October: 6h and 48min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 5h and 0min).
Average sunshine days in October
Johnson City, TN
- Average sunshine days in October: 16.5 days
The month with the most sunshine days is October (16.5 days).
The month with the least sunshine days is July (8.3 days).
Average UV index in October
Johnson City, TN
- Average UV index in October: 3
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in October
Johnson City, TN
- Average cloud cover in October: 34
The month with the most cloud cover is February (Cloud cover 52).
The months with the least cloud cover are June and August (Cloud cover 31).
Average visibility in October
Johnson City, TN
- Average visibility in October: 6mi
The months with the highest visibility are April, June, July, October and November (6mi).
The months with the lowest visibility are January, February, March, May, August, September and December (5mi).
