April weather in Rock Springs, WY
The average temperature in Rock Springs in April is 43.1°F (29.5°F–56.8°F). Average precipitation: 1.07 inches. Average snowfall is 1.9 inches.
April is a spring month in Rock Springs, and is cooler than the annual average of 45°F. Daily temperatures swing about 27.3°F between overnight low and afternoon high. Expect about 6 days with precipitation. Daylight averages about 13h 8m. For travel, April is cool.
Avg High
56.8°F
Avg Low
29.5°F
Precipitation
1.07 in
Snow
1.9 in
April records in Rock Springs
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| April 1 | 72.0°F (2012) | 8.1°F (2008) | 0.50 in (2025) |
| April 2 | 68.0°F (2011) | 10.9°F (2020) | 0.08 in (2013) |
| April 3 | 72.0°F (2021) | 12.9°F (2020) | 0.33 in (2011) |
| April 4 | 73.0°F (2021) | 16.0°F (2011) | 0.30 in (2023) |
| April 5 | 71.1°F (2021) | 12.9°F (2023) | 0.14 in (2006) |
| April 6 | 68.0°F (2004) | 7.0°F (2023) | 0.15 in (2018) |
| April 7 | 66.9°F (2005) | 3.9°F (2023) | 0.13 in (2018) |
| April 8 | 68.0°F (2016) | 17.1°F (2023) | 0.10 in (2013) |
| April 9 | 71.1°F (2012) | 12.0°F (2013) | 0.60 in (2004) |
| April 10 | 75.0°F (2012) | 10.0°F (2013) | 0.70 in (2019) |
| April 11 | 78.1°F (2025) | 21.0°F (2008) | 0.23 in (2016) |
| April 12 | 77.0°F (2025) | 17.1°F (2020) | 0.10 in (2012) |
| April 13 | 71.1°F (2017) | 12.0°F (2020) | 0.04 in (2020) |
| April 14 | 69.1°F (2008) | 8.1°F (2014) | 0.23 in (2012) |
| April 15 | 66.0°F (2024) | 7.0°F (2008) | 0.48 in (2019) |
| April 16 | 69.1°F (2010) | 17.1°F (2013) | 0.57 in (2009) |
| April 17 | 71.1°F (2005) | 12.0°F (2020) | 0.29 in (2025) |
| April 18 | 70.0°F (2014) | 12.9°F (2013) | 0.40 in (2011) |
| April 19 | 72.0°F (2010) | 14.0°F (2025) | 0.30 in (2017) |
| April 20 | 71.1°F (2010) | 15.1°F (2021) | 0.12 in (2004) |
| April 21 | 73.9°F (2012) | 15.1°F (2021) | 0.12 in (2004) |
| April 22 | 75.9°F (2012) | 19.9°F (2008) | 0.72 in (2010) |
| April 23 | 81.0°F (2012) | 15.1°F (2013) | 0.25 in (2010) |
| April 24 | 78.1°F (2012) | 19.0°F (2011) | 0.28 in (2017) |
| April 25 | 81.0°F (2012) | 19.0°F (2013) | 0.63 in (2009) |
| April 26 | 71.1°F (2012) | 24.1°F (2008) | 1.56 in (2016) |
| April 27 | 73.9°F (2018) | 25.0°F (2003) | 0.25 in (2021) |
| April 28 | 75.9°F (2007) | 23.0°F (2005) | 0.80 in (2016) |
| April 29 | 79.0°F (2007) | 21.0°F (2019) | 0.26 in (2004) |
| April 30 | 80.1°F (2021) | 24.1°F (2011) | 0.60 in (2016) |