May is close to Van Nuys's year-round average, with average highs near 21.8°C and lows around 13.3°C (mean 17.6°C). It is one of the drier months, averaging 9 mm of rainfall and 68% relative humidity across the period.
May is close to Van Nuys's year-round average. Across 45 years of records, the warmest May in Van Nuys was 1997 — when the month averaged 21.4°C — while the coldest was 1995 at 15.2°C. Typical May days reach 21.8°C with nights near 13.3°C. The long-term trend is cooling, about 0.3°C per decade.
May is one of the drier months in Van Nuys, averaging 9 mm of rainfall. The wettest May on record was 1998 with 77 mm, while the driest were 1984, 2004 and 2007 at 0 mm.
Relative humidity in Van Nuys during May averages 68%. The most humid May was 2023 at 82%, and the least humid was 1984 at 48%.
May receives about 7.4 kWh/m²/day of solar energy in Van Nuys. The sunniest Mays were 2012, 2020 and 2022, among others at 8 kWh/m²/day, and the cloudiest was 2019 at 6.5.
Average wind speed in Van Nuys during May is 2.5 m/s. The windiest May was 1990 at 3 m/s, while the calmest was 2001 at 2 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 18.2°C | 17.4°C | 17.6°C | 17.1°C | 17.1°C | -1.1°C |
| Avg High | 22.9°C | 21.6°C | 21.9°C | 21.2°C | 21.2°C | -1.7°C |
| Avg Low | 13.6°C | 13.3°C | 13.3°C | 13.1°C | 13.1°C | -0.5°C |
| Avg Rain | 2 mm | 14 mm | 9 mm | 11 mm | 5 mm | +3 mm |
May temperatures in Van Nuys have fallen by about 1.4°C between 1981–1985 and 2021–2025.
May has ranged from a record low of 8.2°C (1991) to a record high of 32.7°C (1997).
Rainfall in May is one of the drier months, averaging 9 mm, with a wettest year of 77 mm.
Daytime highs and overnight lows have shifted differently — highs fell about 0.4°C per decade while lows fell 0.1°C per decade, narrowing the gap between day and night.
A good time to visit Van Nuys
May is a good time to visit Van Nuys, with days averaging 21.8°C and nights around 13.3°C (mean 17.6°C, close to Van Nuys's yearly average) and low rainfall. August and September are marginally more temperate, but May still suits most travellers.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 22.2°C | 18.1°C | 14.0°C | 28.9°C | 11.4°C | 3 mm | 72% | 2.2 m/s | 7.2 |
| 2024 | 19.4°C | 15.7°C | 12.0°C | 23.7°C | 10.1°C | 3 mm | 81% | 2.3 m/s | 7.3 |
| 2023 | 18.3°C | 15.4°C | 12.6°C | 23.0°C | 9.9°C | 19 mm | 82% | 2.4 m/s | 6.7 |
| 2022 | 22.5°C | 17.7°C | 12.9°C | 28.7°C | 9.3°C | 0 mm | 66% | 2.4 m/s | 8 |
| 2021 | 21.8°C | 17.4°C | 12.9°C | 28.3°C | 11.1°C | 1 mm | 69% | 2.4 m/s | 7.9 |
| 2020 | 22.7°C | 18.4°C | 14.2°C | 29.7°C | 11.5°C | 3 mm | 70% | 2.4 m/s | 8 |
| 2019 | 18.7°C | 15.5°C | 12.2°C | 21.7°C | 9.9°C | 54 mm | 81% | 2.6 m/s | 6.5 |
| 2018 | 20.0°C | 16.5°C | 13.1°C | 27.1°C | 10.6°C | 5 mm | 76% | 2.4 m/s | 6.9 |
| 2017 | 21.1°C | 17.2°C | 13.2°C | 28.0°C | 10.1°C | 6 mm | 72% | 2.4 m/s | 7.3 |
| 2016 | 20.1°C | 16.5°C | 12.9°C | 25.7°C | 11.4°C | 7 mm | 78% | 2.4 m/s | 7 |
| 2015 | 19.6°C | 16.3°C | 12.9°C | 25.3°C | 10.6°C | 10 mm | 73% | 2.4 m/s | 6.8 |
| 2014 | 24.4°C | 19.7°C | 15.1°C | 31.9°C | 10.9°C | 1 mm | 56% | 2.6 m/s | 7.8 |
| 2013 | 24.1°C | 19.3°C | 14.5°C | 31.0°C | 12.1°C | 9 mm | 60% | 2.5 m/s | 7.7 |
| 2012 | 23.0°C | 18.0°C | 13.1°C | 28.6°C | 10.3°C | 0 mm | 63% | 2.3 m/s | 8 |
| 2011 | 20.3°C | 16.1°C | 11.9°C | 27.8°C | 9.5°C | 16 mm | 67% | 2.8 m/s | 7.7 |
| 2010 | 20.5°C | 16.1°C | 11.7°C | 26.5°C | 8.9°C | 3 mm | 67% | 2.6 m/s | 7.8 |
| 2009 | 22.5°C | 18.0°C | 13.6°C | 28.9°C | 11.2°C | 1 mm | 69% | 2.3 m/s | 7.7 |
| 2008 | 21.3°C | 17.2°C | 13.0°C | 31.8°C | 9.9°C | 4 mm | 66% | 2.4 m/s | 7.4 |
| 2007 | 21.0°C | 16.6°C | 12.2°C | 29.6°C | 10.5°C | 0 mm | 65% | 2.4 m/s | 7.9 |
| 2006 | 21.5°C | 17.4°C | 13.3°C | 27.7°C | 11.2°C | 27 mm | 75% | 2.1 m/s | 7.3 |
| 2005 | 21.8°C | 17.8°C | 13.8°C | 29.3°C | 10.6°C | 15 mm | 74% | 2.4 m/s | 7.5 |
| 2004 | 23.6°C | 19.1°C | 14.6°C | 32.0°C | 12.0°C | 0 mm | 60% | 2.5 m/s | 8 |
| 2003 | 20.9°C | 16.7°C | 12.4°C | 29.7°C | 8.7°C | 40 mm | 71% | 2.2 m/s | 7.2 |
| 2002 | 21.0°C | 16.5°C | 12.0°C | 29.0°C | 9.9°C | 3 mm | 67% | 2.4 m/s | 7.8 |
| 2001 | 22.6°C | 18.3°C | 14.0°C | 28.8°C | 10.8°C | 1 mm | 73% | 2 m/s | 7.7 |
| 2000 | 23.2°C | 18.6°C | 14.1°C | 29.5°C | 10.5°C | 2 mm | 65% | 2.4 m/s | 7.6 |
| 1999 | 20.5°C | 16.2°C | 12.0°C | 24.9°C | 9.3°C | 3 mm | 69% | 2.4 m/s | 7.4 |
| 1998 🌧️ | 18.8°C | 15.5°C | 12.2°C | 21.9°C | 10.2°C | 77 mm | 77% | 2.6 m/s | 6.6 |
| 1997 🔥 | 26.4°C | 21.4°C | 16.3°C | 32.7°C | 12.3°C | 0 mm | 59% | 2.2 m/s | 7.8 |
| 1996 | 23.6°C | 19.0°C | 14.5°C | 26.5°C | 12.1°C | 3 mm | 63% | 2.6 m/s | 7.8 |
| 1995 ❄️ | 18.7°C | 15.2°C | 11.7°C | 24.9°C | 9.1°C | 17 mm | 78% | 2.7 m/s | 6.6 |
| 1994 | 20.0°C | 16.1°C | 12.2°C | 23.5°C | 10.7°C | 10 mm | 74% | 2.2 m/s | 6.8 |
| 1993 | 22.3°C | 18.2°C | 14.2°C | 27.7°C | 10.6°C | 1 mm | 69% | 2.7 m/s | 7.5 |
| 1992 | 22.5°C | 18.7°C | 14.8°C | 25.3°C | 13.4°C | 2 mm | 76% | 2.2 m/s | 7 |
| 1991 | 20.4°C | 15.9°C | 11.4°C | 26.8°C | 8.2°C | 0 mm | 67% | 2.9 m/s | 7.4 |
| 1990 | 22.3°C | 17.9°C | 13.4°C | 32.0°C | 11.5°C | 21 mm | 61% | 3 m/s | 7.3 |
| 1989 | 22.6°C | 18.2°C | 13.7°C | 25.9°C | 10.4°C | 3 mm | 60% | 2.7 m/s | 7.2 |
| 1988 | 22.7°C | 18.0°C | 13.4°C | 29.5°C | 8.4°C | 1 mm | 59% | 2.8 m/s | 7.2 |
| 1987 | 23.6°C | 19.2°C | 14.7°C | 30.1°C | 11.0°C | 3 mm | 59% | 2.5 m/s | 6.8 |
| 1986 | 22.0°C | 17.5°C | 12.9°C | 28.0°C | 9.5°C | 0 mm | 64% | 2.3 m/s | 7.6 |
| 1985 | 21.4°C | 17.0°C | 12.5°C | 26.6°C | 9.8°C | 2 mm | 62% | 2.4 m/s | 7.3 |
| 1984 | 26.8°C | 21.3°C | 15.8°C | 32.1°C | 11.4°C | 0 mm | 48% | 2.7 m/s | 7 |
| 1983 | 22.7°C | 18.0°C | 13.3°C | 27.5°C | 9.2°C | 3 mm | 67% | 2.6 m/s | — |
| 1982 | 20.9°C | 16.9°C | 12.8°C | 27.1°C | 10.4°C | 4 mm | 71% | 2.5 m/s | — |
| 1981 | 23.0°C | 18.1°C | 13.2°C | 27.4°C | 10.2°C | 1 mm | 62% | 2.6 m/s | — |
Actual recorded May data for each year, 1981–2025 — sourced from NASA POWER.
The average high in May is around 21.8°C with lows near 13.3°C (mean 17.6°C), based on 45 years of NASA POWER data.
May averages 9 mm of rainfall in Van Nuys, one of the drier months. The wettest on record was 77 mm in 1998.
The hottest May reached 32.7°C in 1997. The coldest dipped to 8.2°C in 1991.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average May temperatures have fallen by about 1.4°C. Daytime highs moved from 23°C to 20.8°C and overnight lows from 13.5°C to 12.9°C over the same span.
May is close to Van Nuys's year-round average and one of the drier months, so plan for around 21.8°C daytime highs and 13.3°C at night.
Not quite — May is the 7th coolest month in Van Nuys, averaging 17.6°C.
For May in Van Nuys, pack light layers you can adjust through the day, with typical highs of 21.8°C and lows of 13.3°C.
Relative humidity in May averages 68% — moderately humid.
Average wind speed in May is 2.5 m/s. The windiest May on record averaged 3 m/s (1990).
The wettest May on record was 1998 with 77 mm. On average, May sees 9 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 Van Nuys behaves each May, 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 May specifically, along with year-by-year records and how the month has changed over the decades.
