Grand Junction has a mild climate with cool winters (Jan -9°C) and warm summers (Jul 34°C). Annual rainfall totals 238mm.
Monthly Averages
Jan
High3°C38°F
Avg Temp-3°C27°F
Low-9°C16°F
Precipitation16 mm
Wind5 km/h
Feb
High8°C47°F
Avg Temp2°C35°F
Low-5°C23°F
Precipitation13 mm
Wind7 km/h
Mar
High14°C57°F
Avg Temp7°C44°F
Low-1°C31°F
Precipitation23 mm
Wind9 km/h
Apr
High19°C66°F
Avg Temp11°C51°F
Low3°C37°F
Precipitation20 mm
Wind11 km/h
May
High24°C76°F
Avg Temp16°C61°F
Low8°C46°F
Precipitation24 mm
Wind11 km/h
Jun
High31°C88°F
Avg Temp22°C71°F
Low13°C55°F
Precipitation13 mm
Wind11 km/h
Jul
High34°C93°F
Avg Temp25°C77°F
Low16°C61°F
Precipitation20 mm
Wind9 km/h
Aug
High32°C90°F
Avg Temp24°C75°F
Low15°C60°F
Precipitation23 mm
Wind9 km/h
Sep
High27°C81°F
Avg Temp19°C66°F
Low10°C50°F
Precipitation24 mm
Wind9 km/h
Oct
High20°C68°F
Avg Temp12°C53°F
Low3°C38°F
Precipitation27 mm
Wind8 km/h
Nov
High11°C52°F
Avg Temp4°C39°F
Low-3°C27°F
Precipitation20 mm
Wind7 km/h
Dec
High5°C41°F
Avg Temp-1°C29°F
Low-8°C18°F
Precipitation15 mm
Wind6 km/h
HighLowPrecipitation
Monthly Wind Speed
km/h
Frequently Asked Questions
What is the climate like in Grand Junction?
Grand Junction has an average annual temperature of 11°C with 238mm of rainfall per year. The warmest month is Jul (34°C) and the coldest is Jan (-9°C).
What is the hottest month in Grand Junction?
The hottest month in Grand Junction is Jul, with an average high of 34°C.
How much rain does Grand Junction get?
Grand Junction receives 238mm of precipitation annually. The wettest month is Oct (27mm) and the driest is Feb (13mm).
When is the best time to visit Grand Junction?
The best time to visit Grand Junction is during Jun, Aug, when temperatures are comfortable and rainfall is relatively low.