Jamestown weather by month
What a typical year looks like in Jamestown, South Carolina: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Andrews, 21 km from Jamestown; records cover 1962–2026.
The year at a glance
- Precipitation a year
- 0 in0 mm
- Snow a year
- Rare
- Last spring freeze
- Mar 12
- First fall freeze
- Nov 14
- Heating degree days
- 2,485
- Cooling degree days
- 1,951
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are 22°−6° (heating, 99%) and 97°36° (cooling, 1%).
Month by month
Jamestown in January
Highs average 58°15° and lows 34°1°, with — of precipitation in a typical January.
- Record high
- 82°28° (2002)
- Record low
- 2°−17° (1985)
- Heating degree days
- 592
- Cooling degree days
- 2
Jamestown in February
Highs average 61°16° and lows 36°2°, with — of precipitation in a typical February.
- Record high
- 86°30° (2022)
- Record low
- 14°−10° (1966)
- Heating degree days
- 466
- Cooling degree days
- 3
Jamestown in March
Highs average 68°20° and lows 42°5°, with — of precipitation in a typical March.
- Record high
- 90°32° (1982)
- Record low
- 15°−9° (1980)
- Heating degree days
- 328
- Cooling degree days
- 13
Jamestown in April
Highs average 76°24° and lows 49°10°, with — of precipitation in a typical April.
- Record high
- 96°36° (1976)
- Record low
- 27°−3° (2021)
- Heating degree days
- 130
- Cooling degree days
- 59
Jamestown in May
Highs average 82°28° and lows 59°15°, with — of precipitation in a typical May.
- Record high
- 99°37° (2000)
- Record low
- 36°2° (1989)
- Heating degree days
- 23
- Cooling degree days
- 196
Jamestown in June
Highs average 87°31° and lows 67°20°, with — of precipitation in a typical June.
- Record high
- 105°41° (1981)
- Record low
- 46°8° (1984)
- Heating degree days
- 1
- Cooling degree days
- 368
Jamestown in July
Highs average 90°32° and lows 71°22°, with — of precipitation in a typical July.
- Record high
- 104°40° (1970)
- Record low
- 54°12° (1988)
- Heating degree days
- 0
- Cooling degree days
- 482
Jamestown in August
Highs average 88°31° and lows 70°21°, with — of precipitation in a typical August.
- Record high
- 105°41° (1983)
- Record low
- 56°13° (1986)
- Heating degree days
- 0
- Cooling degree days
- 440
Jamestown in September
Highs average 84°29° and lows 65°18°, with — of precipitation in a typical September.
- Record high
- 102°39° (1969)
- Record low
- 40°4° (1993)
- Heating degree days
- 6
- Cooling degree days
- 282
Jamestown in OctoberThis month
Highs average 77°25° and lows 53°12°, with — of precipitation in a typical October.
- Record high
- 95°35° (1986)
- Record low
- 25°−4° (1976)
- Heating degree days
- 94
- Cooling degree days
- 88
Jamestown in November
Highs average 67°20° and lows 42°5°, with — of precipitation in a typical November.
- Record high
- 89°32° (2003)
- Record low
- 20°−7° (2014)
- Heating degree days
- 329
- Cooling degree days
- 14
Jamestown in December
Highs average 61°16° and lows 36°2°, with — of precipitation in a typical December.
- Record high
- 85°29° (1998)
- Record low
- 9°−13° (1983)
- Heating degree days
- 516
- Cooling degree days
- 4