Grand Junction Weather History Colorado, 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.
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Sun 27 Sep, 2026 Weather in Grand Junction

Sunrise: 07:06 AM Sunset: 07:03 PM	Moonrise: 07:20 PM Moonset: 08:11 AM	Max: 26.7 °c	Min: 14.3 °c	Avg: 20.2 °c	Precip: 0.00 mm	Max Wind: 23.4 kph

	Sun 27 0:00 am	Sun 27 3:00 am	Sun 27 6:00 am	Sun 27 9:00 am	Sun 27 12:00 pm	Sun 27 3:00 pm	Sun 27 6:00 pm	Sun 27 9:00 pm
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Temp	16.3°c	15.1°c	14.3°c	18.5°c	24.2°c	26.6°c	25.8°c	19.6°c
Wind	7.9 kmph	11.9 kmph	10.4 kmph	15.5 kmph	19.7 kmph	23.4 kmph	9.6 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	100%	100%	100%	100%	100%	100%	100%	43%
Humidity	38%	42%	45%	38%	26%	19%	23%	32%
Pressure	1014 mb	1016 mb	1016 mb	1017 mb	1014 mb	1010 mb	1010 mb	1011 mb

Grand Junction Annual Weather Averages

Month	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
January	3°C / 37°F	-9°C / 15°F	-4°C / 24°F	229 hours	22.09 mm / 0.87 In	6 days	1025 mb / 31 In
February	6°C / 42°F	-6°C / 21°F	-1°C / 30°F	196 hours	25.36 mm / 1.00 In	5 days	1020 mb / 31 In
March	12°C / 54°F	-1°C / 29°F	5°C / 41°F	239 hours	32.48 mm / 1.28 In	5 days	1016 mb / 30 In
April	17°C / 63°F	2°C / 36°F	10°C / 50°F	258 hours	24.86 mm / 0.98 In	3 days	1013 mb / 30 In
May	23°C / 73°F	7°C / 44°F	15°C / 60°F	272 hours	20.19 mm / 0.79 In	3 days	1012 mb / 30 In
June	31°C / 87°F	13°C / 55°F	22°C / 72°F	299 hours	14.53 mm / 0.57 In	2 days	1012 mb / 30 In
July	34°C / 92°F	16°C / 61°F	25°C / 77°F	305 hours	9.75 mm / 0.38 In	2 days	1014 mb / 30 In
August	32°C / 89°F	15°C / 58°F	23°C / 74°F	302 hours	19.99 mm / 0.79 In	3 days	1015 mb / 30 In
September	27°C / 81°F	11°C / 51°F	19°C / 66°F	314 hours	26.38 mm / 1.04 In	3 days	1014 mb / 30 In
October	18°C / 65°F	4°C / 38°F	10°C / 51°F	299 hours	35.86 mm / 1.41 In	3 days	1011 mb / 30 In
November	11°C / 52°F	-3°C / 27°F	3°C / 37°F	279 hours	27.47 mm / 1.08 In	3 days	1019 mb / 31 In
December	4°C / 39°F	-8°C / 18°F	-3°C / 27°F	240 hours	30.90 mm / 1.22 In	6 days	1023 mb / 31 In

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