Portland 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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Thu 04 Jun, 2026 Weather in Portland

Sunrise: 05:17 AM Sunset: 08:20 PM	Moonrise: Does not rise today Moonset: 08:59 AM	Max: 30.9 °c	Min: 14.5 °c	Avg: 22.1 °c	Precip: 0.00 mm	Max Wind: 14.0 kph

	Thu 04 0:00 am	Thu 04 3:00 am	Thu 04 6:00 am	Thu 04 9:00 am	Thu 04 12:00 pm	Thu 04 3:00 pm	Thu 04 6:00 pm	Thu 04 9:00 pm
Icon
Temp	16.8°c	15.1°c	14.5°c	22.0°c	29.2°c	30.6°c	27.3°c	20.3°c
Wind	8.8 kmph	4.7 kmph	4.3 kmph	5.8 kmph	8.6 kmph	14.0 kmph	11.9 kmph	6.8 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	46%	44%	49%	42%	26%	26%	29%	48%
Pressure	1022 mb	1022 mb	1021 mb	1021 mb	1019 mb	1017 mb	1017 mb	1017 mb

Portland Annual Weather Averages

Month	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
January	2°C / 35°F	-5°C / 23°F	-2°C / 29°F	174 hours	99.14 mm / 3.90 In	7 days	1017 mb / 30 In
February	3°C / 38°F	-5°C / 23°F	-1°C / 31°F	142 hours	108.32 mm / 4.26 In	8 days	1017 mb / 31 In
March	8°C / 46°F	-1°C / 31°F	4°C / 38°F	154 hours	134.88 mm / 5.31 In	7 days	1017 mb / 31 In
April	14°C / 57°F	5°C / 41°F	9°C / 49°F	155 hours	108.59 mm / 4.28 In	7 days	1015 mb / 30 In
May	20°C / 68°F	10°C / 50°F	15°C / 59°F	178 hours	127.41 mm / 5.02 In	8 days	1016 mb / 30 In
June	25°C / 77°F	15°C / 59°F	20°C / 68°F	186 hours	124.73 mm / 4.91 In	9 days	1014 mb / 30 In
July	29°C / 84°F	19°C / 66°F	24°C / 74°F	215 hours	135.38 mm / 5.33 In	10 days	1014 mb / 30 In
August	27°C / 81°F	18°C / 64°F	22°C / 72°F	221 hours	123.45 mm / 4.86 In	8 days	1015 mb / 30 In
September	23°C / 74°F	14°C / 58°F	19°C / 65°F	198 hours	115.42 mm / 4.54 In	6 days	1018 mb / 31 In
October	17°C / 62°F	9°C / 48°F	13°C / 55°F	175 hours	134.64 mm / 5.30 In	7 days	1017 mb / 31 In
November	10°C / 50°F	3°C / 37°F	6°C / 43°F	199 hours	105.56 mm / 4.16 In	6 days	1019 mb / 31 In
December	5°C / 41°F	-1°C / 29°F	2°C / 35°F	164 hours	155.04 mm / 6.10 In	8 days	1018 mb / 31 In

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