April is one of the cooler months of the year in Grand Junction, with average highs near 15.4°C and lows around 0.3°C (mean 7.9°C). It is about average for rainfall, averaging 34 mm of rainfall and 50% relative humidity across the period.
April is one of the cooler months of the year in Grand Junction. Across 45 years of records, the warmest April in Grand Junction was 2002 — when the month averaged 10.8°C — while the coldest was 1983 at 4.3°C. Typical April days reach 15.4°C with nights near 0.3°C. The long-term trend is warming, about 0.2°C per decade.
April is about average for rainfall in Grand Junction, averaging 34 mm of rainfall. The wettest April on record was 1999 with 87 mm, while the driest was 1982 at 8 mm.
Relative humidity in Grand Junction during April averages 50%. The most humid April was 1993 at 62%, and the least humid was 2002 at 39%.
April receives about 6 kWh/m²/day of solar energy in Grand Junction. The sunniest April was 1992 at 6.7 kWh/m²/day, and the cloudiest was 2011 at 5.3.
Average wind speed in Grand Junction during April is 2.7 m/s. The windiest April was 2022 at 3.2 m/s, while the calmest was 1987 at 2.1 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 7.8°C | 7.0°C | 8.4°C | 8.0°C | 8.3°C | +0.5°C |
| Avg High | 15.3°C | 14.2°C | 16.1°C | 15.4°C | 16.1°C | +0.8°C |
| Avg Low | 0.2°C | -0.2°C | 0.7°C | 0.6°C | 0.4°C | +0.2°C |
| Avg Rain | 32 mm | 48 mm | 30 mm | 35 mm | 17 mm | -15 mm |
April temperatures in Grand Junction have risen by about 1.2°C between 1981–1985 and 2021–2025.
April has ranged from a record low of -8.7°C (1997) to a record high of 28.2°C (2012).
Rainfall in April is about average for rainfall, averaging 34 mm, with a wettest year of 87 mm.
A good time to visit Grand Junction
April is a good time to visit Grand Junction, with days averaging 15.4°C and nights around 0.3°C (mean 7.9°C, cooler than Grand Junction's yearly average) and moderate rainfall. August and June are marginally more temperate, but April still suits most travellers.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 17.1°C | 9.2°C | 1.2°C | 26.1°C | -6.5°C | 19 mm | 43% | 2.5 m/s | 6.2 |
| 2024 | 17.0°C | 9.3°C | 1.6°C | 24.3°C | -5.9°C | 20 mm | 48% | 2.6 m/s | 6.2 |
| 2023 | 14.0°C | 6.5°C | -1.0°C | 23.3°C | -6.3°C | 29 mm | 54% | 2.6 m/s | 6.1 |
| 2022 | 15.5°C | 7.6°C | -0.2°C | 23.8°C | -7.2°C | 14 mm | 44% | 3.2 m/s | 6.4 |
| 2021 | 16.7°C | 8.4°C | 0.2°C | 26.7°C | -6.8°C | 9 mm | 42% | 2.6 m/s | 6.4 |
| 2020 | 16.3°C | 8.5°C | 0.6°C | 27.2°C | -7.3°C | 11 mm | 47% | 2.5 m/s | 6.4 |
| 2019 | 16.0°C | 9.1°C | 2.2°C | 22.0°C | -5.2°C | 46 mm | 58% | 2.6 m/s | 5.8 |
| 2018 | 17.0°C | 9.1°C | 1.1°C | 24.1°C | -6.4°C | 27 mm | 42% | 3.1 m/s | 6 |
| 2017 | 15.4°C | 7.8°C | 0.2°C | 22.6°C | -5.2°C | 13 mm | 48% | 2.8 m/s | 6.1 |
| 2016 | 14.7°C | 7.9°C | 1.1°C | 23.3°C | -4.8°C | 42 mm | 55% | 2.7 m/s | 5.4 |
| 2015 | 15.6°C | 8.1°C | 0.6°C | 25.0°C | -4.9°C | 44 mm | 48% | 2.6 m/s | 6.2 |
| 2014 | 14.6°C | 7.4°C | 0.2°C | 23.1°C | -7.4°C | 29 mm | 49% | 2.9 m/s | 5.8 |
| 2013 | 14.1°C | 6.8°C | -0.5°C | 24.2°C | -7.9°C | 38 mm | 49% | 2.6 m/s | 5.7 |
| 2012 | 18.3°C | 10.1°C | 1.9°C | 28.2°C | -4.9°C | 18 mm | 42% | 2.9 m/s | 6.5 |
| 2011 | 13.5°C | 6.5°C | -0.5°C | 21.5°C | -6.6°C | 50 mm | 54% | 3.1 m/s | 5.3 |
| 2010 | 14.4°C | 7.1°C | -0.2°C | 22.3°C | -6.0°C | 45 mm | 52% | 3 m/s | 5.9 |
| 2009 | 14.8°C | 7.3°C | -0.1°C | 23.7°C | -8.0°C | 35 mm | 49% | 3 m/s | 5.9 |
| 2008 | 13.4°C | 5.5°C | -2.4°C | 22.2°C | -6.9°C | 27 mm | 47% | 2.9 m/s | 6.5 |
| 2007 | 16.5°C | 8.8°C | 1.1°C | 26.6°C | -6.0°C | 29 mm | 50% | 2.5 m/s | 6 |
| 2006 | 17.2°C | 9.0°C | 0.8°C | 24.8°C | -5.6°C | 24 mm | 47% | 2.9 m/s | 6.5 |
| 2005 | 15.4°C | 7.8°C | 0.3°C | 21.4°C | -5.7°C | 27 mm | 54% | 2.8 m/s | 6 |
| 2004 | 15.8°C | 8.8°C | 1.8°C | 23.5°C | -4.9°C | 75 mm | 54% | 2.6 m/s | 5.6 |
| 2003 | 15.4°C | 7.8°C | 0.1°C | 21.7°C | -4.7°C | 17 mm | 47% | 3.1 m/s | 6 |
| 2002 🔥 | 18.9°C | 10.8°C | 2.6°C | 24.4°C | -4.3°C | 17 mm | 39% | 3 m/s | 6.5 |
| 2001 | 15.6°C | 8.4°C | 1.2°C | 24.0°C | -5.2°C | 39 mm | 51% | 3 m/s | 5.7 |
| 2000 | 18.1°C | 9.9°C | 1.7°C | 26.5°C | -6.0°C | 12 mm | 45% | 2.7 m/s | 6.3 |
| 1999 🌧️ | 12.7°C | 5.7°C | -1.2°C | 22.9°C | -8.0°C | 87 mm | 54% | 2.8 m/s | 5.7 |
| 1998 | 12.4°C | 5.8°C | -0.8°C | 22.5°C | -4.0°C | 48 mm | 58% | 2.2 m/s | 5.8 |
| 1997 | 12.0°C | 5.1°C | -1.8°C | 20.5°C | -8.7°C | 65 mm | 59% | 2.3 m/s | 5.7 |
| 1996 | 15.1°C | 7.3°C | -0.6°C | 23.9°C | -6.8°C | 31 mm | 49% | 2.7 m/s | 6 |
| 1995 | 12.9°C | 6.1°C | -0.6°C | 18.7°C | -5.8°C | 44 mm | 58% | 2.6 m/s | 6 |
| 1994 | 14.8°C | 7.7°C | 0.7°C | 24.9°C | -3.7°C | 62 mm | 55% | 2.5 m/s | 5.6 |
| 1993 | 13.2°C | 6.2°C | -0.8°C | 21.1°C | -5.2°C | 46 mm | 62% | 2.4 m/s | 5.7 |
| 1992 | 18.1°C | 10.4°C | 2.7°C | 27.0°C | -3.4°C | 19 mm | 52% | 2.3 m/s | 6.7 |
| 1991 | 13.2°C | 5.8°C | -1.6°C | 22.6°C | -7.2°C | 29 mm | 51% | 2.7 m/s | 5.8 |
| 1990 | 17.1°C | 9.8°C | 2.4°C | 23.7°C | -4.2°C | 44 mm | 50% | 2.4 m/s | 5.8 |
| 1989 | 18.1°C | 10.2°C | 2.2°C | 26.7°C | -5.7°C | 10 mm | 45% | 2.7 m/s | 6.2 |
| 1988 | 16.2°C | 8.1°C | -0.1°C | 23.6°C | -6.1°C | 43 mm | 52% | 2.5 m/s | 6.1 |
| 1987 | 16.9°C | 9.1°C | 1.3°C | 24.1°C | -5.6°C | 23 mm | 53% | 2.1 m/s | 6.2 |
| 1986 | 15.0°C | 7.7°C | 0.5°C | 23.8°C | -5.7°C | 46 mm | 57% | 3.1 m/s | 5.9 |
| 1985 | 16.6°C | 8.8°C | 1.0°C | 23.6°C | -4.0°C | 60 mm | 55% | 2.2 m/s | 6.1 |
| 1984 | 12.2°C | 5.0°C | -2.2°C | 23.1°C | -6.0°C | 42 mm | 54% | 2.8 m/s | 5.5 |
| 1983 ❄️ | 10.5°C | 4.3°C | -1.9°C | 20.2°C | -6.8°C | 39 mm | 57% | 2.6 m/s | — |
| 1982 | 13.7°C | 6.2°C | -1.3°C | 20.7°C | -6.9°C | 8 mm | 48% | 3.1 m/s | — |
| 1981 | 18.9°C | 10.6°C | 2.2°C | 27.8°C | -4.4°C | 18 mm | 43% | 2.9 m/s | — |
Actual recorded April data for each year, 1981–2025 — sourced from NASA POWER.
The average high in April is around 15.4°C with lows near 0.3°C (mean 7.9°C), based on 45 years of NASA POWER data.
April averages 34 mm of rainfall in Grand Junction, about average for rainfall. The wettest on record was 87 mm in 1999.
The hottest April reached 28.2°C in 2012. The coldest dipped to -8.7°C in 1997.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average April temperatures have risen by about 1.2°C. Daytime highs moved from 14.4°C to 16.1°C and overnight lows from -0.4°C to 0.4°C over the same span.
April is one of the cooler months of the year in Grand Junction and about average for rainfall, so plan for around 15.4°C daytime highs and 0.3°C at night.
Not quite — April is the 6th coolest month in Grand Junction, averaging 7.9°C.
For April in Grand Junction, pack warm layers and a jacket for chilly mornings, with typical highs of 15.4°C and lows of 0.3°C.
Relative humidity in April averages 50% — relatively dry.
Average wind speed in April is 2.7 m/s. The windiest April on record averaged 3.2 m/s (2022).
The wettest April on record was 1999 with 87 mm. On average, April sees 34 mm.
All figures are derived from NASA POWER (Prediction Of Worldwide Energy Resources), based on MERRA-2 satellite reanalysis, covering 1981–2025.
Explore how the weather in Grand Junction behaves each April, based on 45 years of NASA POWER climate data from 1981 to 2025. This page breaks down average temperatures, rainfall, humidity, wind and solar radiation for April specifically, along with year-by-year records and how the month has changed over the decades.
