Climate and monthly weather forecastCayce, SC
Climate and monthly weather forecast
The climate of Cayce
Cayce, South Carolina, USA, finds itself classified under the Köppen climate classification as a humid subtropical climate zone. This classification indicates no dry seasons and year-round humidity, denoted by the code Cfa. Nestled in the southeastern part of the United States, its climate significantly takes cues from the Atlantic Ocean and the Gulf of Mexico.Throughout the year, temperatures in the city display an evident fluctuation, soaring from a low average of 37.8°F (3.2°C) in January to a high average of 91.4°F (33°C) in July. Winter lows remain mild compared to other regions, largely due to the city's proximity to the Atlantic Ocean. Similarly, summer highs intensify, with temperatures climbing into the high 80s to low 90s range from June to August.
Relative humidity shows marginal variations and remains close to the 70% mark throughout the year. Rainfall, on the other hand, charts a different course. The inhabitants of Cayce witness the highest rainfall in the months of April, May, and August, with rainfall amounting to more than 2" (51mm). Days with rainfall show a noticeable peak in July at 14.6 days. Snowfall is predictably scant, seen only in January and February which barely goes above 0.24" (6mm).
The Best Time to Visit Cayce
For those wishing to visit Cayce, the months from April to June are suitable. Temperatures during the period are comfortably warm, averaging between 64°F (17.8°C) and 88.3°F (31.3°C). Moreover, daylight hours are high, extending up to 14.4 hours per day, allowing visitors plentiful time to explore the city. Sunshine hours, also at their peak during this period, range from 9.2 hours to 10.8 hours, promoting the spectacular landscapes of Cayce under brilliant sunlight.The Worst Time to Visit Cayce
The months of July and August are less optimal for travel. Although these months do not necessarily portray harsh conditions, they tend to be the warmest. Daily average temperatures come close to 90°F (32.2°C), and humidity is relatively high as well. Apart from temperature and humidity, rainfall is another factor to consider as August averages 2.17" (55mm) of precipitation.Spring Weather in Cayce
March signifies the arrival of spring and brings with it a noticeable rise in temperatures - from 64°F (17.8°C) in March to 81°F (27.2°C) by May. Daily sunshine hours also increase, peaking at 9.9 hours in May. Wildlife enthusiasts might appreciate the increase in rainfall and the resulting bloom in local flora. Rainfall during spring varies from 1.77" (45mm) in March to 2.13" (54mm) in May.Summer Weather in Cayce
Summertime in Cayce spans from June to August and is characterized by high temperatures, high humidity, and the most daylight hours. The bare minimum monthly average temperature in the summer is 84.6°F (29.2°C). These no-doubt sultry conditions are tempered by the maximum 14.4 hours of daylight in June, providing ample scope for recreational activities.Autumn Weather in Cayce
Autumn sees the weather in Cayce cooling down from the highs of summer. Monthly average temperatures dip from 84.6°F (29.2°C) in September to 62.6°F (17°C) in November. While daylight hours decrease, the amount of sunlight remains reasonable, with averages ranging from 8.6 hours in September to 5.8 hours in November. Rainfall also decreases in autumn, with September seeing only 0.98" (25mm) of average rainfall, the lowest in the year.Winter Weather in Cayce
Winter begins in December with temperatures falling to a monthly average low of 37.8°F (3.2°C) in January. Sunrise occurs late and sunset early, with resultant daylight hours dropping to a minimum of 9.9 hours in December. Despite sharp decreases in temperature, the weather does not turn bland. Sunshine hours hover around five and a half hours per day through the winter months. Albeit the chill, this infuses the season with a quaint charm. Snowfall is rare, with January and February witnessing an almost negligible 0.04" (1mm) and 0.24" (6mm), respectively.Weather in January
As the first month of the year, the weather in January in Cayce, South Carolina, tends to be on the chilly side, making it one of the coldest months. It is not extremely bitter with the highest temperature registered at 52.9°F (11.6°C) and the lowest at 37.8°F (3.2°C). Weather in January »Weather in February
Moving into February, Cayce experiences a slight rise in temperature, indicating an onset of the transition from winter to spring. Despite the cold, snowfall remains quite minimal, with only 0.24" (6mm) recorded for the entire month. Weather in February »Weather in March
March sees Cayce warming up moderately, marking the true arrival of spring season. Rainfall peaks to 1.77" (45mm), making March one of the wetter months, although not the wettest in the year. With longer daylight hours, the city also enjoys slightly more sunshine compared to the previous two months. Weather in March »Weather in April
April brings warmer temperatures to Cayce, serving as a reminder of the impending summer months. The increase in temperature is clear, with the town witnessing considerably less rainfall than March, albeit at 2.09" (53mm). Brighter and longer days are notable, attributed to the increased sunshine hours and greater daylight duration. Weather in April »Weather in May
As the door to summer opens in Cayce, May exhibits another increase in warmth. Temperatures continue to soar, and the weather becomes more agreeable with rain levels dropping moderately to 2.13" (54mm). Days continue to extend, with May having the most daylight hours. Weather in May »Weather in June
June showcases the full arrival of the summer season in Cayce, with temperatures peaking at this time. The climate remains relatively dryer with the average rainfall dipping to 1.69" (43mm), marking the beginning of the dry spell. Weather in June »Weather in July
In July, Cayce experiences the height of summer weather. Peak temperatures are noted at 91.4°F (33°C) and 73.4°F (23°C) for maximum and minimum respectively, indicating the hottest month of the year. As days continue to be long and nights short, the humidity levels show a slight drop, making the heat more bearable. Weather in July »Weather in August
Heading into August, Cayce's weather remains consistently warm, despite a slight dip in temperatures from July. Rainfall climbs to the year's peak at 2.17" (55mm), after July's relative dryness. Days continue to receive ample sunlight, but daylight starts to decrease, signaling the approaching end of summer. Weather in August »Weather in September
September in Cayce sees a decline in temperatures as the transition from summer to fall begins. The city experiences the lowest rainfall of the year at 0.98" (25mm), making September the driest month. As daylight hours continue to shorten, the duration of sunshine also decreases. Weather in September »Weather in October
October witnesses a further drop in temperatures, fully encapsulating the fall season in Cayce. The decrease in temperature comes with an increase in rainfall compared to September, rising to 1.22" (31mm). The number of sunshine hours continues to reduce, in sync with the daylight shrinking. Weather in October »Weather in November
November heralds the start of the cold season in Cayce, with a noticeable drop in temperatures. An increase in rainfall is noted, reaching a total of 1.34" (34mm), a slight increase from October. There's a marked reduction in sunshine and daylight hours in November, marking the arrival of shorter winter days. Weather in November »Weather in December
December rounds out the year in Cayce with the arrival of the winter season. It is one of the wetter months, recording a relatively high rainfall of 2.05" (52mm). The forecast predicts fewer daylight hours and a further reduction in the amount of sunshine. Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Cayce, SC
The warmest month (with the highest average high temperature) is July (91.4°F).
The month with the lowest average high temperature is January (52.9°F).
The month with the highest average low temperature is July (73.4°F).
The coldest month (with the lowest average low temperature) is January (37.8°F).
Average pressure
Cayce, 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:
29.99"Hg - Average pressure in September:
30.01"Hg - Average pressure in October:
30.04"Hg - Average pressure in November:
30.14"Hg - Average pressure in December:
30.14"Hg
The months with the highest atmospheric pressure are January, November and December (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed
Cayce, SC
- Average wind speed in January:
8.1mph - Average wind speed in February:
8.5mph - Average wind speed in March:
8.3mph - Average wind speed in April:
8.5mph - Average wind speed in May:
7.1mph - Average wind speed in June:
6.3mph
- Average wind speed in July:
6mph - Average wind speed in August:
5.5mph - Average wind speed in September:
6.1mph - Average wind speed in October:
7mph - Average wind speed in November:
7.1mph - Average wind speed in December:
7.5mph
The windiest months (with the highest average wind speed) are February and April (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity
Cayce, SC
The month with the highest relative humidity is December (75%).
The month with the lowest relative humidity is July (69%).
Average rainfall
Cayce, SC
- Average rainfall in January:
1.57" - Average rainfall in February:
1.81" - Average rainfall in March:
1.77" - Average rainfall in April:
2.09" - Average rainfall in May:
2.13" - Average rainfall in June:
1.69"
- Average rainfall in July:
1.73" - Average rainfall in August:
2.17" - Average rainfall in September:
0.98" - Average rainfall in October:
1.22" - Average rainfall in November:
1.34" - Average rainfall in December:
2.05"
The wettest month (with the highest rainfall) is August (2.17").
The driest month (with the least rainfall) is September (0.98").
Average rainfall days
Cayce, SC
- Average rainfall days in January:
9.4 days - Average rainfall days in February:
9.5 days - Average rainfall days in March:
12.4 days - Average rainfall days in April:
12 days - Average rainfall days in May:
13.2 days - Average rainfall days in June:
12.3 days
- Average rainfall days in July:
14.6 days - Average rainfall days in August:
12.9 days - Average rainfall days in September:
9.6 days - Average rainfall days in October:
6.6 days - Average rainfall days in November:
7.8 days - Average rainfall days in December:
10 days
The month with the highest number of rainy days is July (14.6 days).
The month with the least rainy days is October (6.6 days).
Average snowfall
Cayce, 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, November and December (0").
Average snowfall days
Cayce, SC
- Average snowfall days in January:
0.3 days - Average snowfall days in February:
0.3 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 days
The months with the highest number of snowfall days are January and February (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight / Average sunshine
Cayce, 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 6min - Average daylight in May:
13h and 54min - Average daylight in June:
14h and 24min
- Average daylight in July:
14h and 12min - 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:
9h and 54min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in January:
5h and 36min - Average sunshine in February:
6h and 42min - Average sunshine in March:
7h and 24min - Average sunshine in April:
9h and 12min - Average sunshine in May:
9h and 54min - Average sunshine in June:
10h and 48min
- Average sunshine in July:
10h and 54min - Average sunshine in August:
10h and 24min - Average sunshine in September:
8h and 36min - Average sunshine in October:
6h and 48min - Average sunshine in November:
5h and 48min - Average sunshine in December:
5h and 24min
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 24min).
Average sunshine days
Cayce, SC
- Average sunshine days in January:
19.2 days - Average sunshine days in February:
17.1 days - Average sunshine days in March:
17.3 days - Average sunshine days in April:
16.6 days - Average sunshine days in May:
14.9 days - Average sunshine days in June:
16 days
- Average sunshine days in July:
13.9 days - Average sunshine days in August:
16.5 days - Average sunshine days in September:
19.2 days - Average sunshine days in October:
23 days - Average sunshine days in November:
20.6 days - Average sunshine days in December:
19.8 days
The month with the most sunshine days is October (23 days).
The month with the least sunshine days is July (13.9 days).
Average UV index
Cayce, SC
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, February and December (UV index 3).
Average cloud cover
Cayce, SC
The months with the most cloud cover are February and December (Cloud cover 41).
The months with the least cloud cover are June and October (Cloud cover 28).
Average visibility
Cayce, 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).





