Grand Junction, CO weather
Today, hourly and 7-day forecast, sunrise and sunset, and the normal climate month by month
Weather in Grand Junction now
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Grand Junction weather by the hour
Grand Junction weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Grand Junction.
This week in Grand Junction
Sunrise, sunset and moon in Grand Junction
What is the weather usually like in Grand Junction?
Köppen climate classification, calculated from the 1991–2020 normals
- Julywarmest month · 95°F average high
- Januarycoldest month · 20°F average low
- 11.4 inprecipitation per year · 289 mm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit Grand Junction: April–May and September–October, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station GRAND JUNCTION WFO, CO US (USC00053486), adjusted for the elevation of Grand Junction.
Grand Junction weather month by month
Sunrise and sunset in Grand Junction through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:30 AM | 5:17 PM | 9 h 47 min |
| February | 7:03 AM | 5:52 PM | 10 h 49 min |
| March | 7:23 AM | 7:22 PM | 11 h 59 min |
| April | 6:35 AM | 7:52 PM | 13 h 17 min |
| May | 5:59 AM | 8:21 PM | 14 h 22 min |
| June | 5:46 AM | 8:43 PM | 14 h 57 min |
| July | 5:59 AM | 8:41 PM | 14 h 41 min |
| August | 6:26 AM | 8:10 PM | 13 h 44 min |
| September | 6:54 AM | 7:24 PM | 12 h 29 min |
| October | 7:22 AM | 6:37 PM | 11 h 14 min |
| November | 6:56 AM | 5:01 PM | 10 h 5 min |
| December | 7:24 AM | 4:54 PM | 9 h 29 min |
Times for the 15th of each month, local time (America/Denver).
What is the weather like in Grand Junction?
Grand Junction has a cold semi-arid climate. The warmest month is July, with an average high of 95°F (35°C), and the coldest is January, with average lows of 20°F (-7°C).
It gets about 11.4 inches (289 mm) of precipitation a year. The wettest month is September and the driest is June.
The best time to visit Grand Junction is April–May and September–October. At 4,583 ft of elevation, nights are cool even in summer. The live forecast on this page comes from the National Weather Service and the climate averages from NOAA’s 1991–2020 U.S. Climate Normals.
More about Grand Junction
Weather in towns near Grand Junction
Questions about the weather in Grand Junction
What is the hottest month in Grand Junction?
July, with an average high of 95°F (35°C).
What is the coldest month in Grand Junction?
January, with an average low of 20°F (-7°C).
How much does it rain in Grand Junction?
About 11.4 inches (289 mm) a year; the wettest month is September.
Does it snow in Grand Junction?
Snow is very rare or not recorded at the nearest weather station.
When is the best time to visit Grand Junction?
April–May and September–October, when temperatures are most pleasant and rainy days are fewer.
What climate does Grand Junction have?
Cold semi-arid (Köppen BSk).
What is the weather like in Grand Junction in November?
Highs average 53°F and lows 31°F, with about 0.8 inches of precipitation.
What time is sunrise in Grand Junction?
Around 6:56 AM in mid-November, and sunset around 5:01 PM. Today’s exact times are shown above.
Where does this Grand Junction weather forecast come from?
From the National Weather Service (NOAA), the official U.S. weather agency, for the exact coordinates of Grand Junction.
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