Alton Weather History New Hampshire, United States of America

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Past date: Past date must be from 1st Jan, 2009 onwards.

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Daily and hourly data from 1 Jan 2009 onwards.
Yearly Monthly Averages
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Wed 23 Apr, 2025 Weather in Alton

Sunrise: 05:49 AM Sunset: 07:38 PM	Moonrise: 03:47 AM Moonset: 02:37 PM	Max: 17.4 °c	Min: 5.3 °c	Avg: 10.8 °c	Precip: 0.00 mm	Max Wind: 21.2 kph

	Wed 23 0:00 am	Wed 23 3:00 am	Wed 23 6:00 am	Wed 23 9:00 am	Wed 23 12:00 pm	Wed 23 3:00 pm	Wed 23 6:00 pm	Wed 23 9:00 pm
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Temp	7.3°c	5.5°c	5.8°c	9.3°c	14.0°c	16.9°c	15.3°c	11.8°c
Wind	8.6 kmph	6.1 kmph	8.6 kmph	13.0 kmph	18.0 kmph	19.8 kmph	14.8 kmph	6.5 kmph
Precip	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm
Cloud	0%	12%	12%	0%	0%	0%	0%	0%
Humidity	60%	65%	63%	53%	43%	39%	41%	48%
Pressure	1017 mb	1019 mb	1020 mb	1021 mb	1021 mb	1020 mb	1022 mb	1024 mb

Alton Annual Weather Averages

Month	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
January	-2°C / 28°F	-10°C / 14°F	-6°C / 21°F	162 hours	93.04 mm / 3.66 In	9 days	1015 mb / 30 In
February	-1°C / 30°F	-9°C / 15°F	-5°C / 23°F	138 hours	92.09 mm / 3.63 In	8 days	1016 mb / 30 In
March	4°C / 39°F	-5°C / 23°F	-1°C / 31°F	140 hours	106.52 mm / 4.19 In	8 days	1016 mb / 30 In
April	11°C / 51°F	1°C / 34°F	6°C / 42°F	140 hours	116.18 mm / 4.57 In	8 days	1014 mb / 30 In
May	18°C / 65°F	7°C / 45°F	13°C / 55°F	171 hours	81.19 mm / 3.20 In	7 days	1016 mb / 30 In
June	22°C / 72°F	12°C / 53°F	17°C / 63°F	179 hours	119.04 mm / 4.69 In	9 days	1013 mb / 30 In
July	26°C / 79°F	16°C / 60°F	21°C / 70°F	214 hours	118.34 mm / 4.66 In	9 days	1014 mb / 30 In
August	25°C / 78°F	15°C / 59°F	20°C / 68°F	224 hours	101.11 mm / 3.98 In	7 days	1015 mb / 30 In
September	21°C / 71°F	11°C / 52°F	16°C / 61°F	207 hours	91.53 mm / 3.60 In	5 days	1018 mb / 31 In
October	14°C / 57°F	6°C / 42°F	10°C / 49°F	166 hours	122.79 mm / 4.83 In	7 days	1017 mb / 30 In
November	7°C / 45°F	-1°C / 31°F	3°C / 37°F	190 hours	101.45 mm / 3.99 In	7 days	1018 mb / 31 In
December	1°C / 34°F	-5°C / 23°F	-2°C / 28°F	159 hours	140.14 mm / 5.52 In	9 days	1017 mb / 31 In

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