As of 11:04 MDT

Porcupine, SD weather in August

82°

Porcupine, Sunday, 9 August, 11:04

Partly cloudy. Feels like 81°. High 95°, low 66°.

Pressure29.85 inHg

Wind10 mph NE

Humidity41%

Visibility6.2 mi

Dew point55°

See detailed hourly forecast

In August, Porcupine, SD averages a high of 84.2° and a low of 62.9°. About 1.9 inches of precipitation fall over the month (8 wet days). The record high is 103.1° (2012) and the record low 42.4° (1966). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	85.5°	64°	30%	99.9° (2011)	50.5° (2009)
2	85.3°	64°	20%	98.2° (2005)	54.7° (1999)
3	84.6°	64°	33%	98.6° (1980)	49.5° (1978)
4	84.2°	63.5°	30%	101.8° (2024)	49.8° (1978)
5	84.7°	63.3°	30%	98.4° (1979)	53.4° (1993)
6	85.3°	64.2°	27%	100.8° (1980)	55° (1993)
7	86.2°	63.7°	30%	102° (1975)	54.1° (1996)
8	84.9°	64.4°	23%	99° (1985)	52.7° (1966)
9	83.1°	62.4°	37%	96.4° (2007)	53.2° (1967)
10	82.8°	62.1°	33%	100.2° (2007)	51.1° (1985)
11	85.3°	63°	23%	100.8° (2006)	46.6° (2004)
12	84.4°	63.5°	28%	100.6° (1965)	49.6° (1964)
13	83.8°	62.4°	22%	101.8° (2007)	45.5° (1966)
14	83.3°	62.6°	30%	95.2° (2007)	52.3° (2023)
15	84.2°	63.1°	27%	101.8° (1988)	53.1° (1966)
16	84.7°	63.1°	25%	101.3° (2002)	50.7° (1968)
17	84.7°	62.2°	22%	99.5° (2021)	47.5° (2002)
18	84.2°	63.3°	33%	96.4° (2023)	50.9° (1985)
19	83.1°	62.1°	23%	96.3° (1974)	48.9° (1978)
20	84.6°	62.8°	18%	96.8° (1973)	46.4° (2018)
21	84.9°	63.5°	15%	97.7° (2010)	50° (2009)
22	84.7°	63.5°	23%	99.1° (2003)	42.4° (1966)
23	84.4°	63°	13%	99.1° (2020)	44.2° (1966)
24	84.2°	62.8°	13%	96.8° (2000)	47.8° (1966)
25	83.8°	63°	20%	101.3° (2020)	45.1° (1964)
26	84°	62.4°	30%	100.9° (1970)	49.8° (1992)
27	84.2°	62.1°	23%	100.9° (2010)	44.6° (1992)
28	83.3°	62.4°	17%	98.2° (2012)	47.7° (1987)
29	83.3°	61.9°	25%	103.1° (2012)	51.8° (2018)
30	84°	61.7°	18%	98.4° (1990)	47.3° (1992)
31	81.9°	61.3°	22%	100.8° (1960)	45.7° (1993)