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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
Climate and monthly weather forecast
Weather in January
January, like December, is another chilly winter month in Smyrna, South Carolina, with an average temperature ranging between max 48.7°F (9.3°C) and min 32.7°F (0.4°C). January, characterized by an average high temperature of 48.7°F (9.3°C) and a low temperature of 32.7°F (0.4°C), is generally the coldest month. Weather in January »
Weather in February
The last month of the winter, February, is a cool month in Smyrna, South Carolina, with temperature in the range of an average low of 36.1°F (2.3°C) and an average high of 53.6°F (12°C). The average high-temperature during February is a cool 53.6°F (12°C), almost matching the conditions of the preceding month. Weather in February »
Weather in March
The first month of the spring, March, is an enjoyable month in Smyrna, South Carolina, with an average temperature varying between 60.8°F (16°C) and 42.4°F (5.8°C). With the onset of March, Smyrna experiences a subtle temperature shift, with the average high-temperature moving from a cool 53.6°F (12°C) in February to a comfortable 60.8°F (16°C). Weather in March »
Weather in April
April is a pleasant spring month in Smyrna, South Carolina, with an average temperature varying between 71.4°F (21.9°C) and 50.5°F (10.3°C). As April arrives, a rise in the average high-temperature is observed, moving from a comfortable 60.8°F (16°C) in March to a pleasant 71.4°F (21.9°C). Weather in April »
Weather in May
The last month of the spring, May, is a moderately hot month in Smyrna, South Carolina, with an average temperature varying between 58.6°F (14.8°C) and 79.3°F (26.3°C). In Smyrna, stepping into May brings a gentle temperature nudge, moving slightly up from April's pleasant 71.4°F (21.9°C) to a warm 79.3°F (26.3°C). Weather in May »
Weather in June
June, the first month of the summer in Smyrna, is a hot month, with an average temperature varying between 65.8°F (18.8°C) and 87.8°F (31°C). The arrival of June signals a slight increase in the average high-temperature, moving from a warm 79.3°F (26.3°C) in May to a hot 87.8°F (31°C). Weather in June »
Weather in July
July, the same as June, in Smyrna, South Carolina, is a hot summer month, with an average temperature ranging between max 91°F (32.8°C) and min 68.7°F (20.4°C). July brings the highest temperatures, with an average high of 91°F (32.8°C) and an average low of 68.7°F (20.4°C). The heat index for July is evaluated at a blistering 109.4°F (43°C). Weather in July »
Weather in August
August, the last month of the summer in Smyrna, is another hot month, with an average temperature fluctuating between 67.6°F (19.8°C) and 89.1°F (31.7°C). August's weather displays an average high-temperature of a still tropical 89.1°F (31.7°C), slightly varied from July's 91°F (32.8°C). Weather in August »
Weather in September
The first month of the autumn, September, is also a moderately hot month in Smyrna, South Carolina, with an average temperature fluctuating between 82.9°F (28.3°C) and 62.4°F (16.9°C). September's arrival comes with a mild decrease in the average high-temperature, moving subtly from a tropical 89.1°F (31.7°C) in August to a warm 82.9°F (28.3°C). Weather in September »
Weather in October
October, like September, is another pleasant autumn month in Smyrna, South Carolina, with an average temperature ranging between max 71.8°F (22.1°C) and min 51.6°F (10.9°C). October ushers in a slight temperature change, with average high-temperatures reducing from September's moderately hot 82.9°F (28.3°C) to an agreeable 71.8°F (22.1°C). Weather in October »
Weather in November
November, the last month of the autumn in Smyrna, is another refreshing month, with an average temperature varying between 41.9°F (5.5°C) and 59.7°F (15.4°C). A shift in the average high-temperature occurs in November, reducing from an agreeable 71.8°F (22.1°C) in October to a refreshing 59.7°F (15.4°C). Weather in November »
Weather in December
December, the first month of the winter in Smyrna, is also a fresh month, with an average temperature varying between 38.1°F (3.4°C) and 52.5°F (11.4°C). Smyrna's December weather features a light decline in high-temperatures, reducing from a mild 59.7°F (15.4°C) in November to a cool 52.5°F (11.4°C). Weather in December »
Updated: Jun 23, 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 time of the year is the coldest?
January is the month that records the lowest temperatures, with averages ranging from a high of 48.7°F (9.3°C) to a low of 32.7°F (0.4°C).
How many days does it rain in Smyrna?
Throughout the year, there are 150.1 rainfall days, and 27.68" (703mm) of precipitation is accumulated.
When does it snow?
January through March and December are months with snowfall.
How many days does it snow?
In Smyrna, during the entire year, snow falls for 4.1 days and aggregates up to 4.96" (126mm) of snow.
What is the month with the lowest UV index?
The months with the lowest UV index are January and December, with an average maximum UV index of 2.
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.
When it does not snow?
April through November are months without snowfall.
What are the months with the highest UV index in Smyrna?
May through August, with an average maximum UV index of 6, are months with the highest UV index.
When are the longest days?
The month with the longest days is June, with an average of 14h and 30min of daylight.
What month has the most sunshine?
The month with the most sunshine is June, with an average of 10.8h of sunshine.
What part of the year is the hottest?
Temperature records mark July as the warmest month, with highs averaging 91°F (32.8°C) and lows at 68.7°F (20.4°C).
What is the least humid month?
July is the least humid month, with an average relative humidity of 70%.
What is the rainiest month?
The month with the most rainfall is August, when the rain falls for 16.3 days and typically aggregates up to 3.11" (79mm) of precipitation.
What is the driest month?
The month with the least rainfall is October, when the rain falls for 9.3 days and typically collects 1.73" (44mm) of precipitation.
What is the most humid month?
The most humid month is December, with an average relative humidity of 76%.
What is the snowiest month?
The month with the most snowfall is December, when snow falls for 0.5 days and typically aggregates up to 2.01" (51mm) of snow.
What is the month with the shortest days?
The month with the shortest days is December, with an average of 9h and 48min of daylight.
What is the month with the least sunshine?
December has the least sunshine of the year, with an average of 5.3h of sunshine.
Average temperature
Smyrna, SC
The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (48.7°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 (32.7°F).
Average pressure
Smyrna, SC
- Average pressure in January:
30.14"Hg - Average pressure in February:
30.11"Hg - Average pressure in March:
30.09"Hg - Average pressure in April:
30.01"Hg - Average pressure in May:
30.03"Hg - Average pressure in June:
29.98"Hg
- Average pressure in July:
30.01"Hg - Average pressure in August:
30.01"Hg - Average pressure in September:
30.04"Hg - Average pressure in October:
30.06"Hg - Average pressure in November:
30.15"Hg - Average pressure in December:
30.14"Hg
The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed
Smyrna, SC
- Average wind speed in January:
6.3mph - Average wind speed in February:
6.6mph - Average wind speed in March:
6.6mph - Average wind speed in April:
6.9mph - Average wind speed in May:
5.6mph - Average wind speed in June:
4.7mph
- Average wind speed in July:
4.4mph - Average wind speed in August:
4.1mph - Average wind speed in September:
4.8mph - Average wind speed in October:
5.6mph - Average wind speed in November:
5.7mph - Average wind speed in December:
5.9mph
The windiest month (with the highest average wind speed) is April (6.9mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).
Average humidity
Smyrna, SC
The month with the highest relative humidity is December (76%).
The month with the lowest relative humidity is July (70%).
Average rainfall
Smyrna, SC
- Average rainfall in January:
2.28" - Average rainfall in February:
2.17" - Average rainfall in March:
2.17" - Average rainfall in April:
2.44" - Average rainfall in May:
2.13" - Average rainfall in June:
2.48"
The wettest month (with the highest rainfall) is August (3.11").
The driest month (with the least rainfall) is October (1.73").
Average rainfall days
Smyrna, SC
- Average rainfall days in January:
9.4 days - Average rainfall days in February:
10.6 days - Average rainfall days in March:
13.1 days - Average rainfall days in April:
13.8 days - Average rainfall days in May:
15.4 days - Average rainfall days in June:
14.8 days
- Average rainfall days in July:
17.3 days - Average rainfall days in August:
16.3 days - Average rainfall days in September:
12 days - Average rainfall days in October:
9.3 days - Average rainfall days in November:
8.6 days - Average rainfall days in December:
9.5 days
The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is November (8.6 days).
Average snowfall
Smyrna, SC
The month with the highest snowfall is December (2.01").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days
Smyrna, SC
- Average snowfall days in January:
1.2 days - Average snowfall days in February:
1.8 days - Average snowfall days in March:
0.6 days - Average snowfall days in April:
0 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 days - Average snowfall days in November:
0 days - Average snowfall days in December:
0.5 days
The month with the highest number of snowfall days is February (1.8 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight / Average sunshine
Smyrna, SC
- Average daylight in January:
10h and 1min - 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 0min - Average daylight in June:
14h and 3min
- Average daylight in July:
14h and 1min - Average daylight in August:
13h and 2min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 2min - Average daylight in November:
10h and 2min - Average daylight in December:
9h and 5min
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 January:
5h and 4min - Average sunshine in February:
6h and 4min - Average sunshine in March:
7h and 1min - Average sunshine in April:
8h and 5min - Average sunshine in May:
9h and 4min - Average sunshine in June:
10h and 5min
- Average sunshine in July:
10h and 4min - Average sunshine in August:
10h and 2min - Average sunshine in September:
8h and 2min - Average sunshine in October:
6h and 3min - Average sunshine in November:
5h and 5min - Average sunshine in December:
5h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).
Average sunshine days
Smyrna, SC
- Average sunshine days in January:
19.5 days - Average sunshine days in February:
15.5 days - Average sunshine days in March:
16.5 days - Average sunshine days in April:
14.7 days - Average sunshine days in May:
13.3 days - Average sunshine days in June:
13.7 days
- Average sunshine days in July:
11.2 days - Average sunshine days in August:
12.6 days - Average sunshine days in September:
15.9 days - Average sunshine days in October:
20.9 days - Average sunshine days in November:
20.4 days - Average sunshine days in December:
20.4 days
The month with the most sunshine days is October (20.9 days).
The month with the least sunshine days is July (11.2 days).
Average UV index
Smyrna, SC
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 and December (UV index 2).
Average cloud cover
Smyrna, SC
The month with the most cloud cover is December (Cloud cover 43).
The months with the least cloud cover are June and July (Cloud cover 30).
Average visibility
Smyrna, SC
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).