Norwalk Weather History Connecticut, 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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Mon 04 Aug, 2025 Weather in Norwalk

Sunrise: 05:53 AM Sunset: 08:06 PM	Moonrise: 05:05 PM Moonset: 12:50 AM	Max: 32.2 °c	Min: 20.6 °c	Avg: 26.2 °c	Precip: 0.00 mm	Max Wind: 14.0 kph

	Mon 04 0:00 am	Mon 04 3:00 am	Mon 04 6:00 am	Mon 04 9:00 am	Mon 04 12:00 pm	Mon 04 3:00 pm	Mon 04 6:00 pm	Mon 04 9:00 pm
Icon
Temp	21.9°c	20.9°c	21.1°c	25.9°c	30.8°c	32.1°c	30.0°c	26.7°c
Wind	3.6 kmph	3.2 kmph	2.9 kmph	5.4 kmph	0.7 kmph	5.8 kmph	13.7 kmph	9.4 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%	0%	0%	0%	0%	0%	0%	0%
Humidity	74%	83%	82%	67%	51%	44%	46%	56%
Pressure	1020 mb	1020 mb	1020 mb	1021 mb	1021 mb	1020 mb	1020 mb	1022 mb

Norwalk Annual Weather Averages

Month	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
January	2°C / 36°F	-3°C / 26°F	0°C / 31°F	178 hours	95.10 mm / 3.74 In	7 days	1017 mb / 31 In
February	4°C / 39°F	-3°C / 27°F	0°C / 33°F	150 hours	108.11 mm / 4.26 In	7 days	1017 mb / 31 In
March	8°C / 46°F	1°C / 34°F	4°C / 40°F	164 hours	126.47 mm / 4.98 In	7 days	1017 mb / 31 In
April	13°C / 56°F	6°C / 43°F	10°C / 49°F	162 hours	114.68 mm / 4.51 In	7 days	1015 mb / 30 In
May	19°C / 66°F	11°C / 53°F	15°C / 59°F	190 hours	124.39 mm / 4.90 In	8 days	1016 mb / 30 In
June	24°C / 76°F	17°C / 62°F	20°C / 68°F	201 hours	123.82 mm / 4.87 In	9 days	1014 mb / 30 In
July	28°C / 83°F	21°C / 69°F	24°C / 75°F	223 hours	157.46 mm / 6.20 In	10 days	1014 mb / 30 In
August	27°C / 81°F	20°C / 68°F	23°C / 74°F	225 hours	126.81 mm / 4.99 In	9 days	1015 mb / 30 In
September	23°C / 74°F	16°C / 62°F	20°C / 68°F	208 hours	108.43 mm / 4.27 In	7 days	1018 mb / 31 In
October	17°C / 63°F	11°C / 52°F	14°C / 57°F	176 hours	125.31 mm / 4.93 In	6 days	1017 mb / 31 In
November	11°C / 52°F	5°C / 41°F	8°C / 46°F	205 hours	94.63 mm / 3.73 In	6 days	1019 mb / 31 In
December	6°C / 42°F	1°C / 33°F	3°C / 38°F	164 hours	148.07 mm / 5.83 In	8 days	1018 mb / 31 In

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