Grand Junction, Colorado, United States Climate

Weather: 22.93°C/73.27°F, Wind SW at 7.72 km/h, 21% Humidity, 0% Chance of rain

United States
(Photo by Rebecca McKenna on Unsplash)
Contents

Grand Junction Climate Summary

Located at an elevation of None meters (0 feet) above sea level, Grand Junction has a Mid-latitude steppe climate (Classification: BSk). The district’s yearly temperature is 13.1ºC (55.58ºF) and it is 0.46% higher than United States’s averages. Grand Junction typically receives about 8.63 millimeters (0.34 inches) of precipitation and has 19.37 rainy days (5.31% of the time) annually.

CountryUnited States
CityColorado
Longitude-108.5506486
Latitude39.0638705
Attitude/ElevationNonem (0ft)
Local timeFriday 23:13
Annual high temperature18.22ºC (64.8ºF)
Annual low temperature4.58ºC (40.24ºF)
Average annual precip.8.63mm (0.34in)
Warmest monthJuly (33.1ºC / 91.58ºF)
Coldest MonthDecember (-5.58ºC / 21.96ºF)
Wettest MonthMarch (15.02mm / 0.59in)
Driest MonthSeptember (3.72mm / 0.15in)
Number of days with rainfall (≥ 1.0 mm)19.37 days (5.31%)
Days with no rain345.63 days (94.69%)
Humidity39.97%

Climate Grand Junction: Weather By Month

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)15.0(59.0)15.0(59.0)21.0(69.8)28.0(82.4)32.0(89.6)36.0(96.8)37.0(98.6)37.0(98.6)36.0(96.8)28.0(82.4)22.0(71.6)11.0(51.8)37.0(98.6)
Average high °C (°F)4.8(40.64)5.65(42.17)11.86(53.35)17.32(63.18)22.99(73.38)28.99(84.18)33.1(91.58)33.05(91.49)28.06(82.51)17.57(63.63)11.39(52.5)3.89(39.0)18.22(64.8)
Daily mean °C (°F)-0.08(31.86)1.62(34.92)7.82(46.08)13.03(55.45)18.19(64.74)23.56(74.41)27.25(81.05)27.24(81.03)22.32(72.18)11.87(53.37)5.43(41.77)-1.03(30.15)13.1(55.58)
Average low °C (°F)-4.85(23.27)-3.69(25.36)0.75(33.35)5.0(41.0)8.46(47.23)11.97(53.55)15.37(59.67)14.99(58.98)11.29(52.32)2.84(37.11)-1.54(29.23)-5.58(21.96)4.58(40.24)
Record low °C (°F)-18.0(-0.4)-11.0(12.2)-5.0(23.0)-6.0(21.2)1.0(33.8)4.0(39.2)8.0(46.4)11.0(51.8)2.0(35.6)-19.0(-2.2)-12.0(10.4)-16.0(3.2)-19.0(-2.2)
Average precipitation mm (inches)7.25(0.29)14.27(0.56)15.02(0.59)6.21(0.24)7.99(0.31)8.68(0.34)7.12(0.28)5.98(0.24)3.72(0.15)10.62(0.42)8.09(0.32)8.65(0.34)8.63(0.34)
Average precipitation days (≥ 1.0 mm)1.732.362.551.731.641.181.821.451.091.091.091.641.61
Average relative humidity (%)58.5254.7147.1836.7332.8529.7830.6126.9828.7936.5942.0354.9139.97
Mean monthly sunshine hours9.399.7610.4711.1212.7514.2512.6411.4911.4210.929.127.9310.94

Climate Graph

The chart below shows the mean monthly temperature and precipitation of Grand Junction in recent years.

Grand Junction

Grand Junction Temperature by Month

July
27.25°C | 81.05°F
August
27.24°C | 81.03°F
June
23.56°C | 74.41°F
September
22.32°C | 72.18°F
May
18.19°C | 64.74°F
April
13.03°C | 55.45°F
October
11.87°C | 53.37°F
March
7.82°C | 46.08°F
November
5.43°C | 41.77°F
February
1.62°C | 34.92°F
January
-0.08°C | 31.86°F
December
-1.03°C | 30.15°F

Historical Data

Summary
  • 2020
  • 2019
  • 2018
  • January
  • February
  • March
  • April
  • May
  • June
  • July
  • August
  • September
  • October
  • November
  • December
TemperatureMaxAverageMin
Max Temperature36.0°C (96.8°F)33.29°C (91.92°F)30.0°C (86.0°F)
Avg Temperature30.0°C (86.0°F)28.06°C (82.51°F)24.0°C (75.2°F)
Min Temperature22.0°C (71.6°F)17.13°C (62.83°F)11.0°C (51.8°F)
Dew PointMaxAverageMin
Dew Point11.0°C (51.8°F)6.68°C (44.02°F)-3.0°C (26.6°F)
PrecipitationMaxAverageMinSum
Precipitation2.5mm | 0.1in0.41mm | 0.02in0.0mm | 0in12.8mm | 0.5in
Snowdepth0.0mm | 0in0.0mm | 0in0.0mm | 0in0.0mm | 0in
WindMaxAverageMin
Wind16.0kmh | 9.94mph10.71kmh | 6.65mph7.0kmh | 4.35mph
Gust Wind25.0kmh | 15.53mph16.74kmh | 10.4mph10.0kmh | 6.21mph
Sea Level PressureMaxAverageMin
Sea Level Pressure2.5mb0.41mb0.0mb
Grand Junction

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
July° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2018-07-0124 | 75.2-1 | 30.2269 | 5.5930.0 | 10160.0 | 0.0
2018-07-0227 | 80.6-3 | 26.61811 | 6.8429.94 | 10140.0 | 0.0
2018-07-0328 | 82.4-2 | 28.41714 | 8.729.85 | 10110.0 | 0.0
2018-07-0428 | 82.4-0 | 32.02211 | 6.8430.03 | 10170.0 | 0.0
2018-07-0528 | 82.45 | 41.02813 | 8.0830.21 | 10230.1 | 0.0
2018-07-0627 | 80.69 | 48.24012 | 7.4630.27 | 10251.2 | 0.05
2018-07-0729 | 84.29 | 48.23812 | 7.4630.12 | 10201.5 | 0.06
2018-07-0827 | 80.611 | 51.84413 | 8.0830.09 | 10192.0 | 0.08
2018-07-0929 | 84.27 | 44.6379 | 5.5930.09 | 10190.0 | 0.0
2018-07-1028 | 82.49 | 48.23715 | 9.3230.06 | 10180.5 | 0.02
2018-07-1127 | 80.610 | 50.04410 | 6.2129.97 | 10152.5 | 0.1
2018-07-1226 | 78.810 | 50.0437 | 4.3530.0 | 10161.0 | 0.04
2018-07-1328 | 82.48 | 46.4347 | 4.3530.03 | 10170.3 | 0.01
2018-07-1427 | 80.69 | 48.23712 | 7.4630.03 | 10170.4 | 0.02
2018-07-1527 | 80.610 | 50.0408 | 4.9730.03 | 10170.5 | 0.02
2018-07-1629 | 84.210 | 50.03810 | 6.2130.0 | 10160.0 | 0.0
2018-07-1728 | 82.49 | 48.2389 | 5.5930.03 | 10170.3 | 0.01
2018-07-1829 | 84.28 | 46.43510 | 6.2130.03 | 10170.0 | 0.0
2018-07-1930 | 86.05 | 41.02811 | 6.8429.97 | 10150.0 | 0.0
2018-07-2030 | 86.04 | 39.2247 | 4.3529.97 | 10150.2 | 0.01
2018-07-2130 | 86.08 | 46.43212 | 7.4630.03 | 10170.0 | 0.0
2018-07-2229 | 84.28 | 46.4338 | 4.9730.03 | 10170.2 | 0.01
2018-07-2329 | 84.210 | 50.03712 | 7.4630.06 | 10180.0 | 0.0
2018-07-2430 | 86.010 | 50.03511 | 6.8430.09 | 10190.3 | 0.01
2018-07-2528 | 82.49 | 48.23610 | 6.2130.09 | 10191.2 | 0.05
2018-07-2628 | 82.49 | 48.23811 | 6.8430.06 | 10180.1 | 0.0
2018-07-2729 | 84.28 | 46.43211 | 6.8430.03 | 10170.5 | 0.02
2018-07-2829 | 84.29 | 48.23616 | 9.9430.03 | 10170.0 | 0.0
2018-07-2928 | 82.48 | 46.43612 | 7.4630.03 | 10170.0 | 0.0
2018-07-3026 | 78.81 | 33.82310 | 6.2130.06 | 10180.0 | 0.0
2018-07-3128 | 82.4-0 | 32.0229 | 5.5930.03 | 10170.0 | 0.0

Grand Junction 3 Year Historical Weather Data

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