Climate and monthly weather forecastMcCormick, SC
Climate and monthly weather forecast
Weather in January
January, the same as December, is another fresh winter month in McCormick, South Carolina, with an average temperature ranging between max 52.3°F (11.3°C) and min 36.1°F (2.3°C). McCormick experiences its lowest average temperatures in January, reaching a peak of 52.3°F (11.3°C) and a minimum of 36.1°F (2.3°C). Weather in January »Weather in February
The last month of the winter, February, is a mild month in McCormick, South Carolina, with an average temperature ranging between max 56.8°F (13.8°C) and min 39.7°F (4.3°C). The arrival of February brings an average high-temperature of a mild 56.8°F (13.8°C), closely following the temperature pattern of January. Weather in February »Weather in March
The first month of the spring, March, is a comfortable month in McCormick, South Carolina, with an average temperature fluctuating between 64.2°F (17.9°C) and 45.5°F (7.5°C). March signals a minor shift in the average high-temperature, moving from February's moderate 56.8°F (13.8°C) to an enjoyable 64.2°F (17.9°C). Weather in March »Weather in April
April is a moderately hot spring month in McCormick, South Carolina, with temperature in the range of an average low of 53.4°F (11.9°C) and an average high of 73.9°F (23.3°C). As March transitions into April, McCormick sees a rise in the average high-temperature, moving from an enjoyable 64.2°F (17.9°C) to a warm 73.9°F (23.3°C). Weather in April »Weather in May
May, the last month of the spring in McCormick, is another warm month, with an average temperature fluctuating between 81.7°F (27.6°C) and 61.3°F (16.3°C). May's arrival is noted with a slight increase in the average high-temperature, moving from a warm 73.9°F (23.3°C) in April to a still moderately hot 81.7°F (27.6°C). Weather in May »Weather in June
The first month of the summer, June, is a hot month in McCormick, South Carolina, with temperature in the range of an average high of 89.2°F (31.8°C) and an average low of 68.5°F (20.3°C). June's arrival sees a mild rise in the average high-temperature, transitioning from May's moderately hot 81.7°F (27.6°C) to a tropical 89.2°F (31.8°C). Weather in June »Weather in July
July, like June, is another hot summer month in McCormick, South Carolina, with an average temperature fluctuating between 92.7°F (33.7°C) and 71.4°F (21.9°C). July is the warmest month of the year, registering average temperatures as high as 92.7°F (33.7°C) and as low as 71.4°F (21.9°C). The heat index value for July is appraised at a blazing hot 114.8°F (46°C). Weather in July »Weather in August
August, the last month of the summer in McCormick, is another tropical month, with temperature in the range of an average low of 70.3°F (21.3°C) and an average high of 90.5°F (32.5°C). Upon the beginning of August, McCormick's high-temperatures register at a still hot 90.5°F (32.5°C), closely mirroring the preceding month. Weather in August »Weather in September
September, the first month of the autumn in McCormick, is still a warm month, with an average temperature varying between 85.3°F (29.6°C) and 65.3°F (18.5°C). McCormick records an average high-temperature of a moderately hot 85.3°F (29.6°C) in September, closely mirroring the climate of the previous month. Weather in September »Weather in October
October, the same as September, is another warm autumn month in McCormick, South Carolina, with an average temperature fluctuating between 74.5°F (23.6°C) and 54.5°F (12.5°C). Start of October brings a shift in the average high-temperature, falling from September's 85.3°F (29.6°C) to a still moderately hot 74.5°F (23.6°C). Weather in October »Weather in November
November, the last month of the autumn in McCormick, is also an enjoyable month, with an average temperature ranging between max 62.1°F (16.7°C) and min 44.4°F (6.9°C). During the transition into November, McCormick observes a decrease in the average high-temperature, falling from a warm 74.5°F (23.6°C) in October to an enjoyable 62.1°F (16.7°C). Weather in November »Weather in December
December, the first month of the winter in McCormick, is also a moderate month, with an average temperature varying between 55.8°F (13.2°C) and 40.5°F (4.7°C). A moderate decline in average high-temperatures is noted in December, moving from a refreshing 62.1°F (16.7°C) in November to a mild 55.8°F (13.2°C). Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
McCormick, SC
The warmest month (with the highest average high temperature) is July (92.7°F).
The month with the lowest average high temperature is January (52.3°F).
The month with the highest average low temperature is July (71.4°F).
The coldest month (with the lowest average low temperature) is January (36.1°F).
Average pressure
McCormick, 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:
30.03"Hg - Average pressure in June:
29.98"Hg
- Average pressure in July:
30"Hg - Average pressure in August:
30"Hg - Average pressure in September:
30.02"Hg - Average pressure in October:
30.05"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
McCormick, SC
- Average wind speed in January:
7.5mph - Average wind speed in February:
7.5mph - Average wind speed in March:
7.3mph - Average wind speed in April:
7.4mph - Average wind speed in May:
6mph - Average wind speed in June:
5.3mph
- Average wind speed in July:
5mph - Average wind speed in August:
4.7mph - Average wind speed in September:
5.3mph - Average wind speed in October:
6.3mph - Average wind speed in November:
6.5mph - 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 (4.7mph).
Average humidity
McCormick, SC
The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is July (70%).
Average rainfall
McCormick, SC
- Average rainfall in January:
2.36" - Average rainfall in February:
2.52" - Average rainfall in March:
2.28" - Average rainfall in April:
2.72" - Average rainfall in May:
2.76" - Average rainfall in June:
2.17"
- Average rainfall in July:
2.48" - Average rainfall in August:
3.03" - Average rainfall in September:
1.42" - Average rainfall in October:
2.05" - Average rainfall in November:
2.17" - Average rainfall in December:
3.27"
The wettest month (with the highest rainfall) is December (3.27").
The driest month (with the least rainfall) is September (1.42").
Average rainfall days
McCormick, SC
- Average rainfall days in January:
10.1 days - Average rainfall days in February:
11.3 days - Average rainfall days in March:
13.4 days - Average rainfall days in April:
12.5 days - Average rainfall days in May:
15 days - Average rainfall days in June:
13.5 days
- Average rainfall days in July:
17.2 days - Average rainfall days in August:
16.8 days - Average rainfall days in September:
10.6 days - Average rainfall days in October:
7.8 days - Average rainfall days in November:
7.5 days - Average rainfall days in December:
11.6 days
The month with the highest number of rainy days is July (17.2 days).
The month with the least rainy days is November (7.5 days).
Average snowfall
McCormick, SC
The month with the highest snowfall is February (0.67").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days
McCormick, SC
- Average snowfall days in January:
0.4 days - Average snowfall days in February:
0.3 days - Average snowfall days in March:
0.3 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:
0.2 days
The month with the highest number of snowfall days is January (0.4 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight / Average sunshine
McCormick, 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 54min - Average sunshine in March:
7h and 24min - Average sunshine in April:
9h and 0min - 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 12min - Average sunshine in September:
8h and 36min - Average sunshine in October:
6h and 54min - Average sunshine in November:
5h and 54min - Average sunshine in December:
5h and 18min
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 18min).
Average sunshine days
McCormick, SC
- Average sunshine days in January:
19.7 days - Average sunshine days in February:
15.4 days - Average sunshine days in March:
16.1 days - Average sunshine days in April:
15.8 days - Average sunshine days in May:
14.4 days - Average sunshine days in June:
13.8 days
- Average sunshine days in July:
10.6 days - Average sunshine days in August:
11 days - Average sunshine days in September:
16.9 days - Average sunshine days in October:
21.5 days - Average sunshine days in November:
20.9 days - Average sunshine days in December:
18.1 days
The month with the most sunshine days is October (21.5 days).
The month with the least sunshine days is July (10.6 days).
Average UV index
McCormick, SC
The months with the highest UV index are June and August (UV index 7).
The month with the lowest UV index is January (UV index 2).
Average cloud cover
McCormick, SC
The month with the most cloud cover is December (Cloud cover 42).
The month with the least cloud cover is October (Cloud cover 28).
Average visibility
McCormick, 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).





