April is one of the cooler months of the year in Pocatello, with average highs near 13.2°C and lows around -0.3°C (mean 6.5°C). It is about average for rainfall, averaging 38 mm of rainfall and 59% relative humidity across the period.
April is one of the cooler months of the year in Pocatello. Across 45 years of records, the warmest April in Pocatello was 1987 — when the month averaged 10.3°C — while the coldest was 2011 at 3.3°C. Typical April days reach 13.2°C with nights near -0.3°C. The long-term April temperature trend is broadly flat.
April is about average for rainfall in Pocatello, averaging 38 mm of rainfall. The wettest April on record was 2017 with 81 mm, while the driest was 1985 at 8 mm.
Relative humidity in Pocatello during April averages 59%. The most humid April was 2017 at 69%, and the least humid was 1987 at 46%.
April receives about 5.3 kWh/m²/day of solar energy in Pocatello. The sunniest April was 1987 at 6.1 kWh/m²/day, and the cloudiest was 2011 at 4.5.
Average wind speed in Pocatello during April is 2.9 m/s. The windiest Aprils were 2013, 2014 and 2018, among others at 3.2 m/s, while the calmest was 1998 at 2.3 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 6.7°C | 6.2°C | 6.9°C | 6.4°C | 6.0°C | -0.7°C |
| Avg High | 13.6°C | 12.7°C | 13.7°C | 13.0°C | 12.7°C | -0.9°C |
| Avg Low | -0.3°C | -0.4°C | 0.0°C | -0.3°C | -0.8°C | -0.5°C |
| Avg Rain | 30 mm | 38 mm | 38 mm | 48 mm | 35 mm | +4 mm |
April temperatures in Pocatello have risen by about 0.3°C between 1981–1985 and 2021–2025.
April has ranged from a record low of -8.4°C (1982) to a record high of 29.2°C (2012).
Rainfall in April is about average for rainfall, averaging 38 mm, with a wettest year of 81 mm.
A good time to visit Pocatello
April is a good time to visit Pocatello, with days averaging 13.2°C and nights around -0.3°C (mean 6.5°C, cooler than Pocatello's yearly average) and moderate rainfall. August and July 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 | 14.4°C | 7.5°C | 0.6°C | 22.0°C | -6.1°C | 17 mm | 57% | 2.6 m/s | 5.7 |
| 2024 | 13.6°C | 6.9°C | 0.2°C | 21.6°C | -6.3°C | 30 mm | 63% | 2.8 m/s | 5.5 |
| 2023 | 11.0°C | 4.6°C | -1.8°C | 25.4°C | -8.2°C | 34 mm | 65% | 2.6 m/s | 4.8 |
| 2022 | 10.4°C | 4.1°C | -2.3°C | 20.5°C | -8.2°C | 52 mm | 59% | 3.1 m/s | 4.9 |
| 2021 | 13.6°C | 6.2°C | -1.2°C | 27.8°C | -6.9°C | 32 mm | 52% | 2.7 m/s | 6 |
| 2020 | 13.1°C | 6.4°C | -0.2°C | 24.7°C | -7.1°C | 42 mm | 58% | 2.7 m/s | 5.8 |
| 2019 | 13.2°C | 7.1°C | 1.0°C | 22.0°C | -4.5°C | 51 mm | 67% | 2.9 m/s | 4.6 |
| 2018 | 13.0°C | 6.5°C | 0.0°C | 25.2°C | -6.7°C | 58 mm | 64% | 3.2 m/s | 5.4 |
| 2017 🌧️ | 11.3°C | 5.4°C | -0.5°C | 18.5°C | -5.1°C | 81 mm | 69% | 3.1 m/s | 4.8 |
| 2016 | 15.5°C | 8.6°C | 1.6°C | 23.8°C | -4.6°C | 49 mm | 63% | 2.8 m/s | 5.6 |
| 2015 | 14.0°C | 7.2°C | 0.3°C | 23.6°C | -4.3°C | 33 mm | 54% | 2.7 m/s | 5.8 |
| 2014 | 13.1°C | 6.1°C | -1.0°C | 20.8°C | -5.2°C | 44 mm | 59% | 3.2 m/s | 5.5 |
| 2013 | 11.7°C | 5.1°C | -1.6°C | 22.0°C | -7.4°C | 27 mm | 57% | 3.2 m/s | 5.5 |
| 2012 | 15.9°C | 8.7°C | 1.4°C | 29.2°C | -5.6°C | 32 mm | 53% | 3.1 m/s | 5.7 |
| 2011 ❄️ | 9.3°C | 3.3°C | -2.8°C | 16.7°C | -6.5°C | 51 mm | 68% | 3.2 m/s | 4.5 |
| 2010 | 12.5°C | 5.8°C | -0.9°C | 23.9°C | -5.8°C | 57 mm | 58% | 3.2 m/s | 5 |
| 2009 | 12.2°C | 5.9°C | -0.4°C | 22.8°C | -5.0°C | 47 mm | 63% | 2.6 m/s | 5 |
| 2008 | 10.2°C | 3.7°C | -2.7°C | 22.5°C | -7.3°C | 17 mm | 56% | 2.9 m/s | 5.5 |
| 2007 | 14.4°C | 7.5°C | 0.6°C | 27.3°C | -6.1°C | 34 mm | 57% | 2.7 m/s | 5.6 |
| 2006 | 14.1°C | 7.4°C | 0.7°C | 23.0°C | -4.5°C | 65 mm | 64% | 2.7 m/s | 5.1 |
| 2005 | 13.5°C | 6.4°C | -0.7°C | 20.2°C | -4.2°C | 58 mm | 59% | 3 m/s | 5.2 |
| 2004 | 15.2°C | 8.4°C | 1.5°C | 23.9°C | -3.3°C | 27 mm | 56% | 2.7 m/s | 5.5 |
| 2003 | 13.2°C | 6.7°C | 0.2°C | 22.4°C | -5.4°C | 41 mm | 57% | 2.8 m/s | 5 |
| 2002 | 13.7°C | 6.8°C | -0.2°C | 22.2°C | -6.1°C | 36 mm | 55% | 2.9 m/s | 5.3 |
| 2001 | 13.7°C | 6.8°C | -0.2°C | 26.8°C | -6.1°C | 27 mm | 53% | 2.9 m/s | 5.3 |
| 2000 | 16.6°C | 9.1°C | 1.6°C | 26.1°C | -3.9°C | 24 mm | 52% | 2.7 m/s | 5.7 |
| 1999 | 11.3°C | 5.1°C | -1.2°C | 21.3°C | -7.4°C | 48 mm | 61% | 2.8 m/s | 5.1 |
| 1998 | 12.2°C | 5.8°C | -0.7°C | 23.5°C | -5.1°C | 26 mm | 61% | 2.3 m/s | 5.7 |
| 1997 | 10.1°C | 4.2°C | -1.7°C | 19.2°C | -6.8°C | 42 mm | 67% | 2.8 m/s | 5.2 |
| 1996 | 12.5°C | 5.7°C | -1.1°C | 24.5°C | -4.8°C | 37 mm | 60% | 3.2 m/s | 5.3 |
| 1995 | 11.4°C | 5.1°C | -1.2°C | 19.7°C | -5.6°C | 38 mm | 64% | 2.8 m/s | 5.4 |
| 1994 | 14.5°C | 7.7°C | 0.8°C | 26.9°C | -5.1°C | 29 mm | 57% | 2.6 m/s | 5 |
| 1993 | 11.0°C | 4.7°C | -1.6°C | 16.9°C | -4.0°C | 46 mm | 66% | 3 m/s | 5 |
| 1992 | 17.0°C | 9.7°C | 2.4°C | 26.4°C | -5.0°C | 18 mm | 50% | 3 m/s | 5.6 |
| 1991 | 11.0°C | 4.8°C | -1.5°C | 22.2°C | -5.3°C | 53 mm | 59% | 3.1 m/s | 5.1 |
| 1990 | 16.3°C | 9.2°C | 2.1°C | 23.3°C | -4.6°C | 47 mm | 55% | 2.6 m/s | 5.3 |
| 1989 | 15.2°C | 8.0°C | 0.8°C | 24.8°C | -5.7°C | 14 mm | 57% | 2.9 m/s | 5.6 |
| 1988 | 15.6°C | 8.2°C | 0.7°C | 25.2°C | -5.3°C | 32 mm | 52% | 2.8 m/s | 5.1 |
| 1987 🔥 | 18.7°C | 10.3°C | 1.8°C | 27.1°C | -5.2°C | 11 mm | 46% | 2.7 m/s | 6.1 |
| 1986 | 12.2°C | 5.8°C | -0.7°C | 23.7°C | -5.8°C | 65 mm | 66% | 2.9 m/s | 4.9 |
| 1985 | 16.0°C | 8.2°C | 0.4°C | 23.6°C | -6.6°C | 8 mm | 53% | 2.9 m/s | 6 |
| 1984 | 10.8°C | 4.3°C | -2.1°C | 23.6°C | -5.6°C | 43 mm | 64% | 3.1 m/s | 4.8 |
| 1983 | 9.2°C | 3.7°C | -1.8°C | 17.8°C | -7.9°C | 33 mm | 65% | 2.4 m/s | — |
| 1982 | 10.1°C | 3.8°C | -2.4°C | 20.5°C | -8.4°C | 29 mm | 60% | 3 m/s | — |
| 1981 | 15.0°C | 7.8°C | 0.7°C | 25.9°C | -5.8°C | 38 mm | 56% | 2.9 m/s | — |
Actual recorded April data for each year, 1981–2025 — sourced from NASA POWER.
The average high in April is around 13.2°C with lows near -0.3°C (mean 6.5°C), based on 45 years of NASA POWER data.
April averages 38 mm of rainfall in Pocatello, about average for rainfall. The wettest on record was 81 mm in 2017.
The hottest April reached 29.2°C in 2012. The coldest dipped to -8.4°C in 1982.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average April temperatures have risen by about 0.3°C. Daytime highs moved from 12.2°C to 12.6°C and overnight lows from -1°C to -0.9°C over the same span.
April is one of the cooler months of the year in Pocatello and about average for rainfall, so plan for around 13.2°C daytime highs and -0.3°C at night.
Not quite — April is the 6th coolest month in Pocatello, averaging 6.5°C.
For April in Pocatello, pack warm layers and a jacket for chilly mornings, with typical highs of 13.2°C and lows of -0.3°C.
Relative humidity in April averages 59% — moderately humid.
Average wind speed in April is 2.9 m/s. The windiest April on record averaged 3.2 m/s (1996).
The wettest April on record was 2017 with 81 mm. On average, April sees 38 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 Pocatello 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.
