Climate and monthly weather forecastAlcolu, SC
Climate and monthly weather forecast
Weather in January
January, like December, in Alcolu, South Carolina, is another fresh winter month, with an average temperature ranging between min 38.1°F (3.4°C) and max 53.6°F (12°C). January, with its average high-temperature of 53.6°F (12°C) and an average low-temperature of 38.1°F (3.4°C), holds the record as the coldest month. Weather in January »Weather in February
The last month of the winter, February, is a mild month in Alcolu, South Carolina, with temperature in the range of an average low of 40.8°F (4.9°C) and an average high of 58.1°F (14.5°C). As January turns into February, the average high-temperatures rest at a moderate 58.1°F (14.5°C), showing a minor variation from the prior month. Weather in February »Weather in March
March, the first month of the spring in Alcolu, is a refreshing month, with an average temperature fluctuating between 46.4°F (8°C) and 64.8°F (18.2°C). The onset of March brings a minor temperature shift, with the average high-temperature moving from 58.1°F (14.5°C) in February to a still refreshing 64.8°F (18.2°C). Weather in March »Weather in April
April in Alcolu, South Carolina, is a warm spring month, with an average temperature fluctuating between 55.2°F (12.9°C) and 73.4°F (23°C). Alcolu's April weather indicates a minor ascent in high-temperatures, adjusting from a refreshing 64.8°F (18.2°C) in March to a warm 73.4°F (23°C). Weather in April »Weather in May
May, the last month of the spring in Alcolu, is also a moderately hot month, with an average temperature varying between 80.1°F (26.7°C) and 63.1°F (17.3°C). In Alcolu, stepping into May brings a gentle temperature nudge, moving slightly up from April's 73.4°F (23°C) to a still moderately hot 80.1°F (26.7°C). Weather in May »Weather in June
June, the first month of the summer in Alcolu, is a hot month, with an average temperature fluctuating between 70.3°F (21.3°C) and 86.7°F (30.4°C). Alcolu's weather in June shows a minor rise in the average high-temperature, moving slightly up from May's moderately hot 80.1°F (26.7°C) to a tropical 86.7°F (30.4°C). Weather in June »Weather in July
July, like June, is another hot summer month in Alcolu, South Carolina, with an average temperature ranging between min 73°F (22.8°C) and max 90.3°F (32.4°C). With average high temperatures of 90.3°F (32.4°C) and lows of 73°F (22.8°C), July is the warmest month. July's heat index is computed to be a blistering 111.2°F (44°C). Weather in July »Weather in August
August, the last month of the summer in Alcolu, is another hot month, with an average temperature fluctuating between 88.9°F (31.6°C) and 71.8°F (22.1°C). The advent of August observes an average high-temperature of a still hot 88.9°F (31.6°C), nearly identical to July's 90.3°F (32.4°C). Weather in August »Weather in September
The first month of the autumn, September, is still a warm month in Alcolu, South Carolina, with an average temperature fluctuating between 83.8°F (28.8°C) and 67.1°F (19.5°C). During September, the average high-temperature is a warm 83.8°F (28.8°C), maintaining a close resemblance to that of the preceding month. Weather in September »Weather in October
October, like September, in Alcolu, South Carolina, is another warm autumn month, with an average temperature ranging between max 74.3°F (23.5°C) and min 56.8°F (13.8°C). A decrease in the average high-temperature is observed during October, shifting from 83.8°F (28.8°C) in September to a still moderately hot 74.3°F (23.5°C). Weather in October »Weather in November
November, the last month of the autumn in Alcolu, is also an enjoyable month, with an average temperature varying between 63°F (17.2°C) and 46.2°F (7.9°C). As November begins, there is a decrease in the average high-temperature, falling from a warm 74.3°F (23.5°C) in October to a comfortable 63°F (17.2°C). Weather in November »Weather in December
December, the first month of the winter in Alcolu, is still a mild month, with an average temperature ranging between max 57.4°F (14.1°C) and min 42.3°F (5.7°C). With the commencement of December, Alcolu records a moderate temperature decline, with the average high easing from November's refreshing 63°F (17.2°C) to a moderate 57.4°F (14.1°C). Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Alcolu, SC
The warmest month (with the highest average high temperature) is July (90.3°F).
The month with the lowest average high temperature is January (53.6°F).
The month with the highest average low temperature is July (73°F).
The coldest month (with the lowest average low temperature) is January (38.1°F).
Average pressure
Alcolu, 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:
30.02"Hg - Average pressure in May:
30.02"Hg - Average pressure in June:
29.97"Hg
- Average pressure in July:
29.99"Hg - Average pressure in August:
29.98"Hg - Average pressure in September:
30.01"Hg - Average pressure in October:
30.03"Hg - Average pressure in November:
30.14"Hg - Average pressure in December:
30.13"Hg
The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed
Alcolu, SC
- Average wind speed in January:
7.2mph - Average wind speed in February:
7.9mph - Average wind speed in March:
7.9mph - Average wind speed in April:
8.1mph - Average wind speed in May:
7mph - Average wind speed in June:
6.3mph
- Average wind speed in July:
6.2mph - Average wind speed in August:
5.6mph - Average wind speed in September:
6.2mph - Average wind speed in October:
6.6mph - Average wind speed in November:
6.6mph - Average wind speed in December:
6.8mph
The windiest month (with the highest average wind speed) is April (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).
Average humidity
Alcolu, SC
The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are January and November (72%).
Average rainfall
Alcolu, SC
- Average rainfall in January:
1.65" - Average rainfall in February:
2.28" - Average rainfall in March:
2.09" - Average rainfall in April:
2.76" - Average rainfall in May:
2.87" - Average rainfall in June:
2.72"
- Average rainfall in July:
2.87" - Average rainfall in August:
3.23" - Average rainfall in September:
2.44" - Average rainfall in October:
2.28" - Average rainfall in November:
1.85" - Average rainfall in December:
3.23"
The wettest months (with the highest rainfall) are August and December (3.23").
The driest month (with the least rainfall) is January (1.65").
Average rainfall days
Alcolu, SC
- Average rainfall days in January:
9.6 days - Average rainfall days in February:
10.4 days - Average rainfall days in March:
12.8 days - Average rainfall days in April:
13.8 days - Average rainfall days in May:
15.3 days - Average rainfall days in June:
17.3 days
- Average rainfall days in July:
18.8 days - Average rainfall days in August:
18.8 days - Average rainfall days in September:
13.9 days - Average rainfall days in October:
8.7 days - Average rainfall days in November:
8 days - Average rainfall days in December:
10.7 days
The months with the highest number of rainy days are July and August (18.8 days).
The month with the least rainy days is November (8 days).
Average snowfall
Alcolu, SC
The month with the highest snowfall is February (0.24").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").
Average snowfall days
Alcolu, SC
- Average snowfall days in January:
0.6 days - Average snowfall days in February:
0.5 days - Average snowfall days in March:
0 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:
0.1 days
The month with the highest number of snowfall days is January (0.6 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).
Average daylight / Average sunshine
Alcolu, SC
- Average daylight in January:
10h and 12min - Average daylight in February:
11h and 0min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 0min - Average daylight in May:
13h and 54min - Average daylight in June:
14h and 24min
- Average daylight in July:
14h and 6min - Average daylight in August:
13h and 24min - Average daylight in September:
12h and 24min - Average daylight in October:
11h and 18min - Average daylight in November:
10h and 24min - Average daylight in December:
10h and 0min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in January:
5h and 42min - Average sunshine in February:
6h and 36min - Average sunshine in March:
7h and 36min - Average sunshine in April:
9h and 30min - Average sunshine in May:
9h and 54min - Average sunshine in June:
10h and 42min
- Average sunshine in July:
10h and 54min - Average sunshine in August:
10h and 24min - Average sunshine in September:
9h and 0min - Average sunshine in October:
6h and 36min - Average sunshine in November:
6h and 0min - Average sunshine in December:
5h and 36min
The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 36min).
Average sunshine days
Alcolu, SC
- Average sunshine days in January:
19.5 days - Average sunshine days in February:
16.4 days - Average sunshine days in March:
17 days - Average sunshine days in April:
14.4 days - Average sunshine days in May:
12.9 days - Average sunshine days in June:
10.3 days
- Average sunshine days in July:
9.2 days - Average sunshine days in August:
9.8 days - Average sunshine days in September:
14 days - Average sunshine days in October:
20.4 days - Average sunshine days in November:
20.5 days - Average sunshine days in December:
18.8 days
The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is July (9.2 days).
Average UV index
Alcolu, SC
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February and December (UV index 3).
Average cloud cover
Alcolu, SC
The months with the most cloud cover are February and December (Cloud cover 40).
The month with the least cloud cover is October (Cloud cover 27).
Average visibility
Alcolu, SC
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).





