April is one of the cooler months of the year in Billings, with average highs near 13.9°C and lows around 0.4°C (mean 7.2°C). It is a relatively wet time of year, averaging 46 mm of rainfall and 58% relative humidity across the period.
April is one of the cooler months of the year in Billings. Across 45 years of records, the warmest April in Billings was 1987 — when the month averaged 12°C — while the coldest was 1997 at 3.2°C. Typical April days reach 13.9°C with nights near 0.4°C. The long-term trend is cooling, about 0.2°C per decade.
April is a relatively wet time of year in Billings, averaging 46 mm of rainfall. The wettest April on record was 1991 with 100 mm, while the driest was 1987 at 11 mm.
Relative humidity in Billings during April averages 58%. The most humid April was 2018 at 67%, and the least humid was 1987 at 46%.
April receives about 4.8 kWh/m²/day of solar energy in Billings. The sunniest April was 1987 at 5.5 kWh/m²/day, and the cloudiest was 2019 at 4.2.
Average wind speed in Billings during April is 3.2 m/s. The windiest April was 2022 at 3.8 m/s, while the calmest were 1983 and 1993 at 2.6 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 7.7°C | 6.8°C | 7.4°C | 7.1°C | 6.7°C | -1°C |
| Avg High | 14.8°C | 13.2°C | 14.4°C | 13.6°C | 13.4°C | -1.4°C |
| Avg Low | 0.5°C | 0.4°C | 0.5°C | 0.5°C | 0.0°C | -0.5°C |
| Avg Rain | 37 mm | 55 mm | 46 mm | 50 mm | 43 mm | +6 mm |
April temperatures in Billings have stayed relatively stable across the record.
April has ranged from a record low of -13.8°C (1997) to a record high of 30.7°C (2012).
Rainfall in April is a relatively wet time of year, averaging 46 mm, with a wettest year of 100 mm.
A good time to visit Billings
April is a good time to visit Billings, with days averaging 13.9°C and nights around 0.4°C (mean 7.2°C, cooler than Billings'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 | 14.7°C | 7.8°C | 0.9°C | 25.4°C | -6.3°C | 66 mm | 59% | 3.1 m/s | 4.9 |
| 2024 | 16.2°C | 9.3°C | 2.4°C | 26.3°C | -5.3°C | 41 mm | 56% | 3.4 m/s | 5.1 |
| 2023 | 13.4°C | 6.4°C | -0.7°C | 26.7°C | -6.1°C | 33 mm | 57% | 3.2 m/s | 5.1 |
| 2022 | 10.2°C | 4.1°C | -2.0°C | 25.5°C | -13.8°C | 57 mm | 55% | 3.8 m/s | 4.5 |
| 2021 | 13.7°C | 6.8°C | -0.2°C | 28.6°C | -5.3°C | 35 mm | 58% | 3 m/s | 4.9 |
| 2020 | 12.1°C | 5.7°C | -0.6°C | 26.7°C | -10.1°C | 24 mm | 59% | 3.3 m/s | 5 |
| 2019 | 12.9°C | 7.0°C | 1.1°C | 24.7°C | -5.6°C | 62 mm | 66% | 3.1 m/s | 4.2 |
| 2018 | 12.5°C | 5.5°C | -1.4°C | 27.9°C | -12.2°C | 70 mm | 67% | 3 m/s | 4.3 |
| 2017 | 13.7°C | 7.4°C | 1.1°C | 25.4°C | -4.5°C | 68 mm | 64% | 2.9 m/s | 4.8 |
| 2016 | 16.4°C | 9.6°C | 2.7°C | 29.3°C | -2.9°C | 41 mm | 58% | 3.5 m/s | 4.3 |
| 2015 | 15.4°C | 8.3°C | 1.2°C | 27.8°C | -3.0°C | 35 mm | 52% | 3 m/s | 5.2 |
| 2014 | 13.6°C | 6.8°C | 0.0°C | 21.8°C | -6.1°C | 35 mm | 60% | 3.6 m/s | 4.8 |
| 2013 | 10.9°C | 4.8°C | -1.2°C | 24.3°C | -9.1°C | 31 mm | 55% | 3.4 m/s | 4.6 |
| 2012 | 16.6°C | 9.6°C | 2.5°C | 30.7°C | -5.4°C | 55 mm | 54% | 3.4 m/s | 4.7 |
| 2011 | 10.5°C | 4.7°C | -1.2°C | 19.1°C | -6.2°C | 67 mm | 65% | 3.5 m/s | 4.3 |
| 2010 | 13.5°C | 7.0°C | 0.4°C | 21.7°C | -4.0°C | 38 mm | 54% | 3.7 m/s | 4.9 |
| 2009 | 11.7°C | 5.5°C | -0.8°C | 25.6°C | -5.3°C | 57 mm | 66% | 3 m/s | 4.5 |
| 2008 | 12.1°C | 5.2°C | -1.6°C | 26.6°C | -7.9°C | 13 mm | 54% | 3.3 m/s | 4.9 |
| 2007 | 13.0°C | 6.6°C | 0.2°C | 28.7°C | -8.5°C | 62 mm | 63% | 2.9 m/s | 4.6 |
| 2006 | 16.4°C | 9.5°C | 2.5°C | 24.0°C | -2.9°C | 53 mm | 57% | 3.2 m/s | 5 |
| 2005 | 14.4°C | 7.5°C | 0.6°C | 27.0°C | -6.2°C | 83 mm | 56% | 3.2 m/s | 4.7 |
| 2004 | 16.7°C | 9.4°C | 2.0°C | 27.1°C | -3.2°C | 28 mm | 52% | 2.7 m/s | 5.2 |
| 2003 | 16.1°C | 9.2°C | 2.3°C | 26.2°C | -3.9°C | 46 mm | 58% | 2.7 m/s | 4.8 |
| 2002 | 12.3°C | 5.1°C | -2.0°C | 26.0°C | -10.8°C | 47 mm | 55% | 3.2 m/s | 4.6 |
| 2001 | 14.8°C | 7.7°C | 0.7°C | 29.0°C | -5.4°C | 37 mm | 54% | 3.2 m/s | 4.7 |
| 2000 | 16.1°C | 8.6°C | 1.0°C | 28.8°C | -7.5°C | 33 mm | 52% | 3.2 m/s | 5.1 |
| 1999 | 12.7°C | 6.7°C | 0.8°C | 24.0°C | -6.0°C | 62 mm | 58% | 3 m/s | 4.6 |
| 1998 | 14.7°C | 8.1°C | 1.5°C | 26.4°C | -2.6°C | 36 mm | 56% | 2.7 m/s | 5.3 |
| 1997 ❄️ | 8.9°C | 3.2°C | -2.6°C | 24.2°C | -13.8°C | 48 mm | 65% | 3.2 m/s | 4.6 |
| 1996 | 14.0°C | 7.1°C | 0.1°C | 26.9°C | -3.8°C | 29 mm | 61% | 3.5 m/s | 4.7 |
| 1995 | 11.2°C | 4.9°C | -1.4°C | 23.0°C | -6.1°C | 56 mm | 65% | 2.9 m/s | 4.8 |
| 1994 | 14.7°C | 7.9°C | 1.1°C | 27.6°C | -6.7°C | 54 mm | 59% | 2.8 m/s | 4.8 |
| 1993 | 13.3°C | 6.9°C | 0.4°C | 20.6°C | -3.2°C | 50 mm | 60% | 2.6 m/s | 4.8 |
| 1992 | 16.8°C | 9.7°C | 2.6°C | 29.6°C | -4.2°C | 56 mm | 54% | 3.1 m/s | 5 |
| 1991 🌧️ | 11.2°C | 5.8°C | 0.4°C | 24.6°C | -7.2°C | 100 mm | 65% | 3.5 m/s | 4.8 |
| 1990 | 14.4°C | 7.6°C | 0.8°C | 26.5°C | -5.8°C | 53 mm | 58% | 2.9 m/s | 4.8 |
| 1989 | 13.5°C | 6.5°C | -0.4°C | 29.0°C | -6.9°C | 66 mm | 61% | 3.2 m/s | 4.6 |
| 1988 | 16.3°C | 8.4°C | 0.5°C | 25.9°C | -6.2°C | 55 mm | 52% | 3 m/s | 4.9 |
| 1987 🔥 | 20.3°C | 12.0°C | 3.6°C | 30.1°C | -4.3°C | 11 mm | 46% | 2.8 m/s | 5.5 |
| 1986 | 13.9°C | 7.1°C | 0.2°C | 28.1°C | -8.9°C | 64 mm | 59% | 3.5 m/s | 4.7 |
| 1985 | 16.8°C | 9.2°C | 1.5°C | 26.6°C | -4.6°C | 12 mm | 50% | 3.3 m/s | 5.4 |
| 1984 | 12.8°C | 6.1°C | -0.6°C | 27.4°C | -9.4°C | 47 mm | 58% | 3.2 m/s | 4.7 |
| 1983 | 12.2°C | 6.0°C | -0.2°C | 25.1°C | -6.8°C | 18 mm | 53% | 2.6 m/s | — |
| 1982 | 11.2°C | 4.6°C | -2.0°C | 23.9°C | -8.7°C | 39 mm | 58% | 3.4 m/s | — |
| 1981 | 16.1°C | 9.0°C | 1.8°C | 25.4°C | -4.2°C | 17 mm | 49% | 3.5 m/s | — |
Actual recorded April data for each year, 1981–2025 — sourced from NASA POWER.
The average high in April is around 13.9°C with lows near 0.4°C (mean 7.2°C), based on 45 years of NASA POWER data.
April averages 46 mm of rainfall in Billings, a relatively wet time of year. The wettest on record was 100 mm in 1991.
The hottest April reached 30.7°C in 2012. The coldest dipped to -13.8°C in 1997.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average April temperatures have fallen by about 0.1°C. Daytime highs moved from 13.8°C to 13.6°C and overnight lows from 0.1°C to 0.1°C over the same span.
April is one of the cooler months of the year in Billings and a relatively wet time of year, so plan for around 13.9°C daytime highs and 0.4°C at night.
Not quite — April is the 6th coolest month in Billings, averaging 7.2°C.
For April in Billings, pack warm layers and a jacket for chilly mornings, with typical highs of 13.9°C and lows of 0.4°C.
Relative humidity in April averages 58% — moderately humid.
Average wind speed in April is 3.2 m/s. The windiest April on record averaged 3.8 m/s (2022).
The wettest April on record was 1991 with 100 mm. On average, April sees 46 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 Billings 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.
