Harpenden August Weather Averages Hertfordshire, United Kingdom

August Weather Averages for Harpenden

High Temp	21°C	70°F
Low Temp	13°C	56°F
Avg Temp	17°C	63°F
Sunshine Hours	133 hours
Rainfall	66.57 mm	2.62 In
Rain days	8 days
Pressure	1015 mb	30 In

Harpenden August Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	20°C / 67°F	13°C / 56°F	16°C / 61°F	63 hours	82.31 mm / 3.24 In	12 days	1010 mb / 30 In
2009	21°C / 70°F	13°C / 56°F	17°C / 63°F	123 hours	41.46 mm / 1.63 In	6 days	1015 mb / 30 In
2010	19°C / 66°F	12°C / 53°F	15°C / 59°F	93 hours	123.40 mm / 4.86 In	12 days	1014 mb / 30 In
2011	19°C / 67°F	12°C / 53°F	15°C / 60°F	93 hours	74.79 mm / 2.94 In	6 days	1013 mb / 30 In
2012	21°C / 70°F	13°C / 56°F	17°C / 62°F	128 hours	65.50 mm / 2.58 In	11 days	1014 mb / 30 In
2013	22°C / 71°F	13°C / 55°F	17°C / 63°F	168 hours	62.70 mm / 2.47 In	8 days	1017 mb / 31 In
2014	19°C / 67°F	11°C / 52°F	15°C / 59°F	105 hours	93.95 mm / 3.70 In	7 days	1011 mb / 30 In
2015	20°C / 69°F	13°C / 55°F	17°C / 62°F	117 hours	96.20 mm / 3.79 In	12 days	1014 mb / 30 In
2016	22°C / 71°F	14°C / 56°F	17°C / 63°F	163 hours	49.89 mm / 1.96 In	6 days	1018 mb / 31 In
2017	20°C / 68°F	13°C / 55°F	17°C / 62°F	133 hours	67.46 mm / 2.66 In	8 days	1016 mb / 30 In
2018	22°C / 71°F	14°C / 57°F	18°C / 64°F	160 hours	72.86 mm / 2.87 In	6 days	1017 mb / 30 In
2019	22°C / 71°F	14°C / 57°F	18°C / 64°F	164 hours	47.48 mm / 1.87 In	9 days	1014 mb / 30 In
2020	22°C / 72°F	15°C / 59°F	18°C / 65°F	90 hours	86.94 mm / 3.42 In	11 days	1012 mb / 30 In
2021	20°C / 68°F	13°C / 55°F	16°C / 61°F	99 hours	58.83 mm / 2.32 In	8 days	1017 mb / 31 In
2022	25°C / 78°F	15°C / 59°F	20°C / 68°F	196 hours	36.50 mm / 1.44 In	5 days	1017 mb / 31 In
2023	20°C / 69°F	13°C / 55°F	16°C / 61°F	111 hours	60.80 mm / 2.39 In	6 days	1013 mb / 30 In
2024	22°C / 72°F	13°C / 56°F	17°C / 63°F	192 hours	26.36 mm / 1.04 In	1 days	1014 mb / 30 In

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