April is one of the cooler months of the year in Rexburg, with average highs near 11.5°C and lows around -1.5°C (mean 5°C). It is about average for rainfall, averaging 50 mm of rainfall and 63% relative humidity across the period.
April is one of the cooler months of the year in Rexburg. Across 45 years of records, the warmest April in Rexburg was 1987 — when the month averaged 9.1°C — while the coldest was 2008 at 1.4°C. Typical April days reach 11.5°C with nights near -1.5°C. The long-term April temperature trend is broadly flat.
April is about average for rainfall in Rexburg, averaging 50 mm of rainfall. The wettest April on record was 2017 with 101 mm, while the driest was 1987 at 14 mm.
Relative humidity in Rexburg during April averages 63%. The most humid April was 2017 at 73%, and the least humid was 1987 at 51%.
April receives about 5.2 kWh/m²/day of solar energy in Rexburg. The sunniest Aprils were 1987 and 2021 at 6 kWh/m²/day, and the cloudiest was 2011 at 4.3.
Average wind speed in Rexburg during April is 2.6 m/s. The windiest Aprils were 1991, 2013 and 2022 at 2.9 m/s, while the calmest was 1998 at 2 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 5.2°C | 4.9°C | 5.4°C | 4.9°C | 4.4°C | -0.8°C |
| Avg High | 12.0°C | 11.2°C | 12.1°C | 11.3°C | 11.0°C | -1°C |
| Avg Low | -1.5°C | -1.5°C | -1.3°C | -1.4°C | -2.1°C | -0.6°C |
| Avg Rain | 40 mm | 48 mm | 50 mm | 66 mm | 40 mm | 0 mm |
April temperatures in Rexburg have risen by about 0.4°C between 1981–1985 and 2021–2025.
April has ranged from a record low of -13°C (2023) to a record high of 26.3°C (2012).
Rainfall in April is about average for rainfall, averaging 50 mm, with a wettest year of 101 mm.
A good time to visit Rexburg
April is a good time to visit Rexburg, with days averaging 11.5°C and nights around -1.5°C (mean 5°C, close to Rexburg's yearly average) and moderate rainfall. July and August 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 | 13.1°C | 6.2°C | -0.6°C | 21.3°C | -6.0°C | 33 mm | 59% | 2.4 m/s | 5.6 |
| 2024 | 12.4°C | 5.7°C | -0.9°C | 19.5°C | -6.2°C | 41 mm | 65% | 2.3 m/s | 5.4 |
| 2023 | 8.3°C | 2.2°C | -3.9°C | 23.0°C | -13.0°C | 37 mm | 69% | 2.4 m/s | 5.9 |
| 2022 | 8.7°C | 2.7°C | -3.4°C | 18.4°C | -10.2°C | 49 mm | 62% | 2.9 m/s | 4.6 |
| 2021 | 12.3°C | 5.2°C | -1.9°C | 24.8°C | -6.5°C | 27 mm | 56% | 2.6 m/s | 6 |
| 2020 | 11.0°C | 4.6°C | -1.7°C | 21.6°C | -8.1°C | 53 mm | 63% | 2.5 m/s | 5.5 |
| 2019 | 11.5°C | 5.7°C | -0.2°C | 19.4°C | -5.5°C | 58 mm | 71% | 2.7 m/s | 4.5 |
| 2018 | 11.1°C | 4.9°C | -1.2°C | 22.4°C | -6.9°C | 89 mm | 70% | 2.7 m/s | 5 |
| 2017 🌧️ | 9.5°C | 4.1°C | -1.4°C | 16.0°C | -5.6°C | 101 mm | 73% | 2.8 m/s | 4.8 |
| 2016 | 14.7°C | 7.3°C | -0.1°C | 21.8°C | -5.1°C | 44 mm | 66% | 2.6 m/s | 5.4 |
| 2015 | 12.4°C | 5.7°C | -1.0°C | 22.1°C | -5.4°C | 37 mm | 61% | 2.5 m/s | 5.6 |
| 2014 | 11.3°C | 4.6°C | -2.2°C | 18.5°C | -8.8°C | 63 mm | 64% | 2.7 m/s | 5.3 |
| 2013 | 10.3°C | 3.7°C | -2.9°C | 21.1°C | -8.1°C | 38 mm | 62% | 2.9 m/s | 5.4 |
| 2012 | 14.2°C | 7.3°C | 0.4°C | 26.3°C | -8.0°C | 58 mm | 61% | 2.6 m/s | 5.5 |
| 2011 | 7.4°C | 1.9°C | -3.5°C | 12.2°C | -6.5°C | 84 mm | 71% | 2.6 m/s | 4.3 |
| 2010 | 10.7°C | 4.2°C | -2.3°C | 22.3°C | -9.6°C | 84 mm | 64% | 2.6 m/s | 5.3 |
| 2009 | 10.7°C | 4.4°C | -1.9°C | 21.5°C | -8.9°C | 70 mm | 68% | 2.4 m/s | 5.1 |
| 2008 ❄️ | 7.6°C | 1.4°C | -4.8°C | 20.5°C | -10.3°C | 28 mm | 66% | 2.4 m/s | 5.9 |
| 2007 | 13.0°C | 6.2°C | -0.6°C | 24.6°C | -5.9°C | 45 mm | 62% | 2.4 m/s | 5.4 |
| 2006 | 12.5°C | 6.1°C | -0.4°C | 21.5°C | -6.0°C | 82 mm | 69% | 2.6 m/s | 5.1 |
| 2005 | 12.2°C | 5.3°C | -1.6°C | 19.0°C | -5.8°C | 51 mm | 62% | 2.8 m/s | 5.4 |
| 2004 | 14.0°C | 7.1°C | 0.2°C | 22.4°C | -3.7°C | 39 mm | 60% | 2.7 m/s | 5.4 |
| 2003 | 11.8°C | 5.4°C | -1.1°C | 21.1°C | -7.2°C | 68 mm | 62% | 2.6 m/s | 4.7 |
| 2002 | 12.2°C | 5.3°C | -1.7°C | 19.7°C | -9.3°C | 47 mm | 59% | 2.7 m/s | 4.9 |
| 2001 | 12.0°C | 5.5°C | -0.9°C | 24.7°C | -6.6°C | 40 mm | 58% | 2.6 m/s | 5 |
| 2000 | 14.8°C | 7.4°C | 0.1°C | 22.7°C | -6.1°C | 34 mm | 57% | 2.4 m/s | 5.3 |
| 1999 | 10.1°C | 4.1°C | -1.9°C | 18.5°C | -7.4°C | 49 mm | 64% | 2.6 m/s | 5.1 |
| 1998 | 10.8°C | 4.5°C | -1.8°C | 21.9°C | -5.3°C | 44 mm | 66% | 2 m/s | 5.3 |
| 1997 | 8.2°C | 2.4°C | -3.4°C | 16.6°C | -11.9°C | 51 mm | 69% | 2.7 m/s | 5.1 |
| 1996 | 10.8°C | 4.4°C | -2.1°C | 22.5°C | -5.2°C | 58 mm | 66% | 2.7 m/s | 4.9 |
| 1995 | 10.1°C | 4.0°C | -2.1°C | 16.4°C | -6.8°C | 55 mm | 68% | 2.7 m/s | 5.4 |
| 1994 | 12.8°C | 6.1°C | -0.6°C | 24.6°C | -6.5°C | 33 mm | 61% | 2.4 m/s | 4.8 |
| 1993 | 9.5°C | 3.7°C | -2.0°C | 15.0°C | -5.4°C | 68 mm | 69% | 2.5 m/s | 4.7 |
| 1992 | 15.2°C | 8.1°C | 0.9°C | 24.3°C | -4.6°C | 25 mm | 56% | 2.8 m/s | 5.4 |
| 1991 | 9.8°C | 3.8°C | -2.1°C | 18.7°C | -5.1°C | 53 mm | 61% | 2.9 m/s | 4.9 |
| 1990 | 14.5°C | 7.4°C | 0.3°C | 20.8°C | -6.6°C | 44 mm | 60% | 2.4 m/s | 5 |
| 1989 | 13.5°C | 6.4°C | -0.7°C | 22.9°C | -8.8°C | 23 mm | 61% | 2.6 m/s | 5.1 |
| 1988 | 14.0°C | 6.9°C | -0.1°C | 23.9°C | -6.6°C | 54 mm | 58% | 2.6 m/s | 5.1 |
| 1987 🔥 | 17.5°C | 9.1°C | 0.6°C | 25.3°C | -5.4°C | 14 mm | 51% | 2.4 m/s | 6 |
| 1986 | 10.9°C | 4.7°C | -1.5°C | 21.5°C | -7.9°C | 77 mm | 68% | 2.6 m/s | 4.6 |
| 1985 | 13.8°C | 6.4°C | -1.0°C | 21.8°C | -6.3°C | 17 mm | 59% | 2.6 m/s | 5.6 |
| 1984 | 9.5°C | 3.2°C | -3.0°C | 21.2°C | -6.4°C | 54 mm | 67% | 2.6 m/s | 4.8 |
| 1983 | 7.7°C | 2.2°C | -3.3°C | 15.2°C | -12.4°C | 34 mm | 69% | 2.4 m/s | — |
| 1982 | 8.0°C | 1.8°C | -4.4°C | 17.9°C | -12.7°C | 49 mm | 65% | 2.8 m/s | — |
| 1981 | 13.3°C | 6.5°C | -0.4°C | 23.6°C | -5.8°C | 42 mm | 60% | 2.6 m/s | — |
Actual recorded April data for each year, 1981–2025 — sourced from NASA POWER.
The average high in April is around 11.5°C with lows near -1.5°C (mean 5°C), based on 45 years of NASA POWER data.
April averages 50 mm of rainfall in Rexburg, about average for rainfall. The wettest on record was 101 mm in 2017.
The hottest April reached 26.3°C in 2012. The coldest dipped to -13°C in 2023.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average April temperatures have risen by about 0.4°C. Daytime highs moved from 10.5°C to 11°C and overnight lows from -2.4°C to -2.1°C over the same span.
April is one of the cooler months of the year in Rexburg and about average for rainfall, so plan for around 11.5°C daytime highs and -1.5°C at night.
Not quite — April is the 6th coolest month in Rexburg, averaging 5°C.
For April in Rexburg, pack warm layers and a jacket for chilly mornings, with typical highs of 11.5°C and lows of -1.5°C.
Relative humidity in April averages 63% — moderately humid.
Average wind speed in April is 2.6 m/s. The windiest April on record averaged 2.9 m/s (1991).
The wettest April on record was 2017 with 101 mm. On average, April sees 50 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 Rexburg 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.
