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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Weather in January
January, like December, in South Portsmouth, Kentucky, is another cold winter month, with an average temperature ranging between min 24.3°F (-4.3°C) and max 37.8°F (3.2°C). The coldest period tends to be January, when average temperatures fluctuate between a high of 37.8°F (3.2°C) and a low of 24.3°F (-4.3°C). Weather in January »
Weather in February
The last month of the winter, February, is another cold month in South Portsmouth, Kentucky, with an average temperature ranging between min 27.3°F (-2.6°C) and max 42.1°F (5.6°C). February's presence records an average high-temperature of a still icy 42.1°F (5.6°C), closely mirroring January's climate. Weather in February »
Weather in March
March, the first month of the spring in South Portsmouth, is a fresh month, with an average temperature ranging between max 52.5°F (11.4°C) and min 35.4°F (1.9°C). The beginning of March marks a shift in the average high-temperature, moving from February's icy 42.1°F (5.6°C) to a cool 52.5°F (11.4°C). Weather in March »
Weather in April
April is a comfortable spring month in South Portsmouth, Kentucky, with temperature in the range of an average low of 45.1°F (7.3°C) and an average high of 64.9°F (18.3°C). South Portsmouth's weather in April shows a rise in the average high-temperature, moving up from March's fresh 52.5°F (11.4°C) to a refreshing 64.9°F (18.3°C). Weather in April »
Weather in May
The last month of the spring, May, is a moderately hot month in South Portsmouth, Kentucky, with an average temperature ranging between min 54.3°F (12.4°C) and max 75.2°F (24°C). South Portsmouth's weather in May presents a rise in the average high-temperature, moving from a refreshing 64.9°F (18.3°C) in April to a moderately hot 75.2°F (24°C). Weather in May »
Weather in June
The first month of the summer, June, is also a moderately hot month in South Portsmouth, Kentucky, with an average temperature varying between 60.8°F (16°C) and 82.9°F (28.3°C). The beginning of June marks a minor shift in the average high-temperature, moving from May's warm 75.2°F (24°C) to a still moderately hot 82.9°F (28.3°C). Weather in June »
Weather in July
July is a tropical summer month in South Portsmouth, Kentucky, with an average temperature ranging between min 64°F (17.8°C) and max 86°F (30°C). South Portsmouth experiences its highest temperatures in July, with an average peak of 86°F (30°C) and a low of 64°F (17.8°C). The heat index value for July is calculated to be a fiery hot 98.6°F (37°C). Weather in July »
Weather in August
August, the last month of the summer in South Portsmouth, is also a moderately hot month, with temperature in the range of an average low of 62.1°F (16.7°C) and an average high of 84.9°F (29.4°C). August's arrival shows an average high-temperature of a moderately hot 84.9°F (29.4°C), hardly different from the previous month. Weather in August »
Weather in September
The first month of the autumn, September, is also a moderately hot month in South Portsmouth, Kentucky, with an average temperature varying between 56.7°F (13.7°C) and 78.4°F (25.8°C). A modest decline in the average high-temperature is seen during September, decreasing from a warm 84.9°F (29.4°C) in August to a still moderately hot 78.4°F (25.8°C). Weather in September »
Weather in October
October, like September, in South Portsmouth, Kentucky, is another comfortable autumn month, with temperature in the range of an average low of 46.8°F (8.2°C) and an average high of 65.3°F (18.5°C). Arrival of October comes with a reduction in the average high-temperature, falling from a moderately hot 78.4°F (25.8°C) in September to a comfortable 65.3°F (18.5°C). Weather in October »
Weather in November
November, the last month of the autumn in South Portsmouth, is also a fresh month, with temperature in the range of an average low of 36.5°F (2.5°C) and an average high of 52°F (11.1°C). South Portsmouth's November weather comes with a decrease in average high-temperatures, moving from a refreshing 65.3°F (18.5°C) in October to a cool 52°F (11.1°C). Weather in November »
Weather in December
December, the first month of the winter in South Portsmouth, is also a frosty month, with an average temperature varying between 31.1°F (-0.5°C) and 43°F (6.1°C). In South Portsmouth, the average high-temperature in December drops from a cool 52°F (11.1°C) in November to a frosty 43°F (6.1°C). Weather in December »
Updated: Jul 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the coldest?
In South Portsmouth, the average lowest temperatures are observed in January, with a high of 37.8°F (3.2°C) and a low of 24.3°F (-4.3°C).
How many days does it rain?
Throughout the year, there are 170.4 rainfall days, and 31.02" (788mm) of precipitation is accumulated.
When does it snow?
January through April, October through December are months with snowfall.
When does it snow the most?
January is the month with the most snowfall. Snow falls for 10.6 days and accumulates 3.19" (81mm) of snow.
How many days does it snow?
In South Portsmouth, during the entire year, snow falls for 36.7 days and aggregates up to 11.57" (294mm) of snow.
What is the month with the least sunshine in South Portsmouth?
January has the least sunshine of the year, with an average of 3.9h of sunshine.
What are the months with the lowest UV index?
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.
What are the most humid months?
The months with the highest humidity are February and December, with an average relative humidity of 81%.
When is Daylight Saving Time (DST)?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.
What is the wettest month?
May is the month with the most rainfall. Rain falls for 18.3 days and accumulates 3.19" (81mm) of precipitation.
When it does not snow?
In South Portsmouth, snow does not fall in May through September.
What is the month with the highest UV index?
The months with the highest UV index are May through August, with an average maximum UV index of 6.
When are the longest days in South Portsmouth?
The month with the longest days is June, with an average of 14h and 48min of daylight.
What part of the year is the hottest?
July stands out as South Portsmouth's warmest month, with temperatures ranging between an average high of 86°F (30°C) and a low of 64°F (17.8°C).
What is the least humid month?
August is the least humid month, with an average relative humidity of 75%.
What month has the most sunshine?
The month with the most sunshine is August, with an average of 10.4h of sunshine.
What is the driest month?
September is the month with the least rainfall in South Portsmouth. Rain falls for 13.3 days and accumulates 1.85" (47mm) of precipitation.
What is the month with the shortest days?
December has the shortest days of the year, with an average of 9h and 30min of daylight.
Average temperature
South Portsmouth, KY
The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (37.8°F).
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).
Average pressure
South Portsmouth, KY
- Average pressure in January:
30.15"Hg - Average pressure in February:
30.11"Hg - Average pressure in March:
30.09"Hg - Average pressure in April:
29.98"Hg - Average pressure in May:
30"Hg - Average pressure in June:
29.96"Hg
- Average pressure in July:
29.99"Hg - Average pressure in August:
30"Hg - Average pressure in September:
30.04"Hg - Average pressure in October:
30.05"Hg - Average pressure in November:
30.15"Hg - Average pressure in December:
30.14"Hg
The months with the highest atmospheric pressure are January and November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed
South Portsmouth, KY
- Average wind speed in January:
7.5mph - Average wind speed in February:
7.5mph - Average wind speed in March:
7.1mph - Average wind speed in April:
7.3mph - Average wind speed in May:
6mph - Average wind speed in June:
5.4mph
- Average wind speed in July:
4.6mph - Average wind speed in August:
4.5mph - Average wind speed in September:
4.9mph - Average wind speed in October:
6mph - Average wind speed in November:
6.4mph - Average wind speed in December:
7mph
The windiest months (with the highest average wind speed) are January and February (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).
Average humidity
South Portsmouth, KY
The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is August (75%).
Average rainfall
South Portsmouth, KY
- Average rainfall in January:
2.28" - Average rainfall in February:
2.76" - Average rainfall in March:
3.03" - Average rainfall in April:
3.15" - Average rainfall in May:
3.19" - Average rainfall in June:
2.48"
- Average rainfall in July:
2.72" - Average rainfall in August:
2.28" - Average rainfall in September:
1.85" - Average rainfall in October:
2.17" - Average rainfall in November:
2.17" - Average rainfall in December:
2.95"
The wettest month (with the highest rainfall) is May (3.19").
The driest month (with the least rainfall) is September (1.85").
Average rainfall days
South Portsmouth, KY
- Average rainfall days in January:
11.5 days - Average rainfall days in February:
12.2 days - Average rainfall days in March:
14.8 days - Average rainfall days in April:
16 days - Average rainfall days in May:
18.3 days - Average rainfall days in June:
16.3 days
- Average rainfall days in July:
16.8 days - Average rainfall days in August:
14.3 days - Average rainfall days in September:
13.3 days - Average rainfall days in October:
13 days - Average rainfall days in November:
10.5 days - Average rainfall days in December:
13.4 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is November (10.5 days).
Average snowfall
South Portsmouth, KY
The month with the highest snowfall is January (3.19").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
South Portsmouth, KY
- Average snowfall days in January:
10.6 days - Average snowfall days in February:
8.6 days - Average snowfall days in March:
5.7 days - Average snowfall days in April:
0.8 days - Average snowfall days in May:
0 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0.2 days - Average snowfall days in November:
2.4 days - Average snowfall days in December:
8.4 days
The month with the highest number of snowfall days is January (10.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
South Portsmouth, KY
- Average daylight in January:
9h and 5min - Average daylight in February:
10h and 5min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 1min - Average daylight in May:
14h and 2min - Average daylight in June:
14h and 5min
- Average daylight in July:
14h and 4min - Average daylight in August:
13h and 4min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 1min - Average daylight in November:
10h and 1min - Average daylight in December:
9h and 3min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in January:
3h and 5min - Average sunshine in February:
4h and 5min - Average sunshine in March:
5h and 5min - Average sunshine in April:
7h and 5min - Average sunshine in May:
9h and 1min - Average sunshine in June:
10h and 0min
- Average sunshine in July:
10h and 0min - Average sunshine in August:
10h and 2min - Average sunshine in September:
8h and 1min - Average sunshine in October:
6h and 2min - Average sunshine in November:
5h and 4min - Average sunshine in December:
4h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days
South Portsmouth, KY
- Average sunshine days in January:
11.8 days - Average sunshine days in February:
10 days - Average sunshine days in March:
10.8 days - Average sunshine days in April:
12.3 days - Average sunshine days in May:
10.2 days - Average sunshine days in June:
10.8 days
- Average sunshine days in July:
11.8 days - Average sunshine days in August:
13.9 days - Average sunshine days in September:
15.1 days - Average sunshine days in October:
16.5 days - Average sunshine days in November:
17.3 days - Average sunshine days in December:
11.9 days
The month with the most sunshine days is November (17.3 days).
The month with the least sunshine days is February (10 days).
Average UV index
South Portsmouth, KY
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover
South Portsmouth, KY
The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility
South Portsmouth, KY
The months with the highest visibility are March, April, June, October and November (6mi).
The months with the lowest visibility are January, February, May, July, August, September and December (5mi).
South Portsmouth, Kentucky, USA
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