Gettysburg, South Dakota Climate
United States
Pop. 1,164 Elev. 629 m / 2,064 ft
TZ: America/Chicago (UTC-5) ·
Winters in Gettysburg are severe, with temperatures dropping to 7°F (-14°C) in February, while summers bring warm highs of 86°F (30°C) in July. Humidity pushes the summer feels-like temperature to 93°F (34°C), while wind chill can drive winter lows to -2°F (-19°C). Expect around 26 rainy days annually (17.9 in / 455 mm total), with snow on 4 days and 29 in (735 mm) of annual accumulation. The city averages 145 sunny days per year. Nearby lake water reaches 77°F (25°C) in summer.
| Temperature | 86°F (30°C) high | 7°F (-14°C) low |
| Feels like | 93°F (34°C) high | -2°F (-19°C) low |
| Rain | 26 days | 17.9 in (455 mm) /yr |
| Snow | 4 days | 28.9 in (735 mm) /yr |
| Sky | 145 sunny | 15 stormy |
| Wind | 3.0 mph (1.4 m/s) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Apr, Aug, Oct
Sky & Air by Month
Cloud cover (%)
53
Jan 55
Feb 60
Mar 54
Apr 51
May 53
Jun 47
Jul 38
Aug 42
Sep 33
Oct 54
Nov 67
Dec Humidity (%)
65
Jan 58
Feb 58
Mar 53
Apr 53
May 61
Jun 64
Jul 66
Aug 67
Sep 65
Oct 70
Nov 76
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 46 mi Pierre Regional Airport (PIR)
Ski resort 118 mi Huff Hills Ski Resort
National park 99 mi Sand Lake National Wildlife Refuge
Mountain peak
(4,987 ft) 182 mi Norris Peak
Hospital 0 mi Avera Gettysburg Hospital
Hiking trail 142 mi Harmon Lake Recreational Trail
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 27°F -3°C | 9°F -13°C | 0.0 in 1 mm | 3.1 in80 mm | 12 |
| February | 27°F -3°C | 7°F -14°C | 0.1 in 2 mm | 2.0 in52 mm | 9 |
| March | 53°F 12°C | 27°F -3°C | 0.2 in 6 mm | 4.5 in114 mm | 8 |
| April | 61°F 16°C | 36°F 2°C | 1.5 in 39 mm | 6.3 in160 mm | 13 |
| May | 70°F 21°C | 48°F 9°C | 4.0 in 103 mm | 0.0 in1 mm | 11 |
| June | 81°F 27°C | 58°F 14°C | 2.3 in 59 mm | — | 13 |
| July | 86°F 30°C | 65°F 18°C | 3.0 in 75 mm | — | 10 |
| August | 84°F 29°C | 63°F 17°C | 1.6 in 40 mm | — | 18 |
| September | 78°F 26°C | 55°F 13°C | 3.2 in 80 mm | — | 16 |
| October | 64°F 18°C | 44°F 7°C | 1.2 in 30 mm | — | 19 |
| November | 46°F 8°C | 29°F -2°C | 0.5 in 13 mm | 5.8 in149 mm | 10 |
| December | 35°F 2°C | 14°F -10°C | 0.3 in 7 mm | 7.1 in179 mm | 6 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 12 | 0 |
| February | 9 | 0 |
| March | 8 | 0 |
| April | 13 | 1 |
| May | 11 | 2 |
| June | 13 | 3 |
| July | 10 | 5 |
| August | 18 | 1 |
| September | 16 | 2 |
| October | 19 | 1 |
| November | 10 | 0 |
| December | 6 | 0 |
Water Temperatures Data
↑ See chart| Month | Lake Avg High |
|---|---|
| January | 32°F 0°C |
| February | 32°F 0°C |
| March | 32°F 0°C |
| April | 38°F 3°C |
| May | 50°F 10°C |
| June | 66°F 19°C |
| July | 76°F 24°C |
| August | 77°F 25°C |
| September | 68°F 20°C |
| October | 57°F 14°C |
| November | 45°F 7°C |
| December | 35°F 1°C |