Grand Junction September Weather Averages Colorado, United States of America

September Weather Averages for Grand Junction

High Temp27°C81°F
Low Temp11°C51°F
Avg Temp19°C66°F
Sunshine Hours315 hours 
Rainfall22.09 mm0.87 In
Rain days3 days 
Pressure1016 mb30 In

 

Grand Junction September Averages Year by Year

YearHigh TempLow TempAvg TempSunshine HoursRainfallRain daysPressure
200827°C / 80°F7°C / 45°F17°C / 62°F343 hours5.70 mm / 0.22 In1 days1017 mb / 31 In
200927°C / 81°F8°C / 47°F17°C / 63°F323 hours4.70 mm / 0.19 In2 days1018 mb / 31 In
201028°C / 82°F7°C / 45°F17°C / 63°F344 hours13.00 mm / 0.51 In2 days1016 mb / 30 In
201125°C / 78°F9°C / 48°F17°C / 63°F325 hours17.51 mm / 0.69 In2 days1018 mb / 31 In
201226°C / 79°F9°C / 48°F18°C / 64°F327 hours7.60 mm / 0.30 In1 days1018 mb / 31 In
201325°C / 77°F10°C / 50°F17°C / 63°F302 hours46.29 mm / 1.82 In10 days1014 mb / 30 In
201426°C / 79°F10°C / 50°F18°C / 65°F302 hours60.04 mm / 2.36 In5 days1015 mb / 30 In
201527°C / 81°F13°C / 56°F20°C / 68°F313 hours10.46 mm / 0.41 In2 days1015 mb / 30 In
201625°C / 78°F11°C / 52°F18°C / 65°F313 hours29.32 mm / 1.15 In5 days1017 mb / 31 In
201726°C / 79°F12°C / 54°F19°C / 67°F308 hours21.87 mm / 0.86 In3 days1015 mb / 30 In
201829°C / 83°F13°C / 55°F21°C / 70°F347 hours1.10 mm / 0.04 In0 days1015 mb / 30 In
201928°C / 83°F12°C / 54°F20°C / 69°F316 hours9.90 mm / 0.39 In2 days1014 mb / 30 In
202028°C / 82°F11°C / 51°F20°C / 68°F302 hours18.60 mm / 0.73 In2 days1018 mb / 31 In
202130°C / 86°F12°C / 54°F21°C / 70°F307 hours26.24 mm / 1.03 In3 days1014 mb / 30 In
202230°C / 87°F13°C / 55°F21°C / 70°F281 hours25.11 mm / 0.99 In3 days1014 mb / 30 In
202329°C / 84°F8°C / 47°F18°C / 65°F317 hours3.24 mm / 0.13 In0 days1014 mb / 30 In
202429°C / 84°F10°C / 50°F19°C / 66°F312 hours58.51 mm / 2.30 In3 days1013 mb / 30 In
Colorado

 

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