Spearfish August Weather Averages South Dakota, United States of America

August Weather Averages for Spearfish

High Temp	29°C	83°F
Low Temp	15°C	59°F
Avg Temp	22°C	71°F
Sunshine Hours	294 hours
Rainfall	70.88 mm	2.79 In
Rain days	9 days
Pressure	1012 mb	30 In

Spearfish August Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	29°C / 85°F	15°C / 59°F	22°C / 72°F	319 hours	31.09 mm / 1.22 In	9 days	1010 mb / 30 In
2009	27°C / 80°F	13°C / 55°F	20°C / 68°F	290 hours	87.96 mm / 3.46 In	11 days	1013 mb / 30 In
2010	29°C / 84°F	14°C / 58°F	21°C / 71°F	312 hours	54.08 mm / 2.13 In	5 days	1010 mb / 30 In
2011	28°C / 82°F	15°C / 59°F	21°C / 70°F	298 hours	112.40 mm / 4.42 In	14 days	1011 mb / 30 In
2012	28°C / 82°F	14°C / 58°F	21°C / 70°F	315 hours	24.50 mm / 0.96 In	5 days	1013 mb / 30 In
2013	29°C / 84°F	16°C / 60°F	22°C / 72°F	329 hours	42.10 mm / 1.66 In	12 days	1012 mb / 30 In
2014	26°C / 79°F	14°C / 57°F	20°C / 68°F	253 hours	121.65 mm / 4.79 In	18 days	1012 mb / 30 In
2015	29°C / 84°F	15°C / 59°F	22°C / 71°F	317 hours	77.95 mm / 3.07 In	10 days	1012 mb / 30 In
2016	28°C / 82°F	15°C / 58°F	21°C / 70°F	308 hours	39.75 mm / 1.56 In	8 days	1013 mb / 30 In
2017	28°C / 82°F	14°C / 58°F	21°C / 69°F	297 hours	89.11 mm / 3.51 In	12 days	1014 mb / 30 In
2018	28°C / 82°F	14°C / 58°F	21°C / 70°F	302 hours	97.93 mm / 3.86 In	12 days	1012 mb / 30 In
2019	26°C / 79°F	14°C / 58°F	20°C / 68°F	281 hours	62.11 mm / 2.45 In	9 days	1013 mb / 30 In
2020	30°C / 87°F	17°C / 62°F	24°C / 75°F	268 hours	27.20 mm / 1.07 In	7 days	1010 mb / 30 In
2021	30°C / 86°F	16°C / 61°F	23°C / 74°F	284 hours	27.19 mm / 1.07 In	7 days	1010 mb / 30 In
2022	32°C / 90°F	17°C / 63°F	24°C / 76°F	301 hours	46.20 mm / 1.82 In	8 days	1012 mb / 30 In
2023	29°C / 84°F	16°C / 60°F	22°C / 71°F	256 hours	153.10 mm / 6.03 In	9 days	1013 mb / 30 In
2024	30°C / 87°F	16°C / 60°F	23°C / 73°F	286 hours	70.87 mm / 2.79 In	2 days	1013 mb / 30 In

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