Grand Junction, Colorado Climate Guide to the Average Weather & Temperatures with Graphs Elucidating Sunshine and Rainfall Data & Information about Wind Speeds & Humidity:

• Grand Junction, Colorado, Usa latitude & longitude; 39°7'N 108°32'W.
• Altitude; 1478 m (4849 ft).
• The average temperature in Grand Junction, Colorado, Usa is 11.4 °C (53 °F).
• The range of average monthly temperatures is 29 °C.
• The warmest average max/ high temperature is 34 °C (93 °F) in July.
• The coolest average min/ low temperature is -8 °C (18 °F) in January.
• Grand Junction, Colorado receives on average 208 mm (8.2 in) of precipitation annually or 17 mm (0.7 in) each month.
• On balance there are 70 days annually on which greater than 0.1 mm (0.004 in) of precipitation (rain, sleet, snow or hail) occurrs or 5.8 days on an average month.
• The month with the driest weather is June when on balance 10 mm (0.4 in) of rain, sleet, hail or snow falls across 4 days.
• The month with the wettest weather is August when on balance 28 mm (1.1 in) of rain, sleet, hail or snow falls across 7 days.
• Mean relative humidity for an average year is recorded as 39.1% and on a monthly basis it ranges from 23% in June to 60% in January & December.
• There is an average range of hours of sunshine in Grand Junction, Colorado of between 5.3 hours per day in January and 12.3 hours per day in June.
• On balance there are 3170 sunshine hours annually and approximately 8.7 sunlight hours for each day.

Grand Junction, Colorado Climate Graph (Metric | Imperial units)

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Grand Junction, Colorado Weather Averages

Grand Junction, Colorado Climograph/ Climate Chart (imperial)

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Grand Junction, Colorado Temperatures in Farenheit