Annualized Weather Averages for Hartsville, SC

Unit

Year

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Average temperature
over 58 years

°F

62

46

46

55

62

71

78

80

78

73

64

53

46

Average high temperature
over 58 years

°F

75

57

59

66

75

82

89

91

89

86

77

66

57

Average low temperature
over 58 years

°F

51

35

36

43

50

59

66

69

69

62

51

39

34

Highest recorded temperature
over 58 years

°F

109

82

86

91

96

102

105

105

104

109

98

87

82

Lowest recorded temperature
over 58 years

°F

3

6

3

14

24

37

44

53

51

39

24

14

6

Average number of rainy days
over 62 years

days

77.6

6

6.9

6.4

6.5

6.4

7.6

8.4

7.5

6.9

4.7

4.1

6.2

Average number of days above 90°F
over 10 years

days

70

-

-

-

1

6

16

20

20

6

1

-

-

Average precipitation
over 62 years

in

44.5

2.9

3.5

3.4

3.5

3.4

4.8

5.6

4.8

4.5

2.8

2.3

3.0

Average number of days below 32°F
over 10 years

days

54.3

15

10

6

0.3

-

-

-

-

-

1

7

15

Average snowfall
over 61 years

in

1.8

0.6

0.6

0.1

-

-

-

-

-

-

-

-

0.5