May is one of the warmer months of the year in Yorkton, with average highs near 17.8°C and lows around 4.3°C (mean 11.1°C). It is a relatively wet time of year, averaging 59 mm of rainfall and 62% relative humidity across the period.
May is one of the warmer months of the year in Yorkton. Across 45 years of records, the warmest May in Yorkton was 2018 — when the month averaged 14.9°C — while the coldest was 2004 at 7.2°C. Typical May days reach 17.8°C with nights near 4.3°C. The long-term trend is warming, about 0.2°C per decade.
May is a relatively wet time of year in Yorkton, averaging 59 mm of rainfall. The wettest May on record was 2022 with 134 mm, while the driest was 2019 at 15 mm.
Relative humidity in Yorkton during May averages 62%. The most humid May was 2011 at 71%, and the least humid was 2002 at 52%.
May receives about 5.7 kWh/m²/day of solar energy in Yorkton. The sunniest Mays were 2002 and 2008 at 6.6 kWh/m²/day, and the cloudiest were 1999 and 2010 at 4.9.
Average wind speed in Yorkton during May is 3.5 m/s. The windiest Mays were 1986 and 1999 at 4.2 m/s, while the calmest was 1996 at 2.6 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 11.5°C | 10.7°C | 10.2°C | 11.6°C | 11.6°C | +0.1°C |
| Avg High | 18.4°C | 17.5°C | 16.9°C | 18.2°C | 18.3°C | -0.1°C |
| Avg Low | 4.7°C | 3.8°C | 3.6°C | 4.9°C | 4.8°C | +0.1°C |
| Avg Rain | 63 mm | 59 mm | 57 mm | 53 mm | 71 mm | +8 mm |
May temperatures in Yorkton have risen by about 1.5°C between 1981–1985 and 2021–2025.
May has ranged from a record low of -8°C (1983) to a record high of 32.4°C (2016).
Rainfall in May is a relatively wet time of year, averaging 59 mm, with a wettest year of 134 mm.
A good time to visit Yorkton
May is a good time to visit Yorkton, with days averaging 17.8°C and nights around 4.3°C (mean 11.1°C, warmer than Yorkton's yearly average) and moderate rainfall. July and August 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 | 19.7°C | 12.4°C | 5.1°C | 30.8°C | -2.3°C | 66 mm | 63% | 3.4 m/s | 6.3 |
| 2024 | 16.8°C | 10.7°C | 4.6°C | 26.7°C | -1.6°C | 104 mm | 68% | 3.4 m/s | 5.3 |
| 2023 | 21.4°C | 14.4°C | 7.3°C | 28.1°C | -1.8°C | 36 mm | 67% | 3 m/s | 5.3 |
| 2022 🌧️ | 16.8°C | 10.5°C | 4.1°C | 25.0°C | -2.7°C | 134 mm | 69% | 3.7 m/s | 5.1 |
| 2021 | 17.0°C | 10.3°C | 3.6°C | 30.9°C | -4.1°C | 55 mm | 57% | 3.4 m/s | 6.2 |
| 2020 | 18.1°C | 11.2°C | 4.2°C | 27.7°C | -4.6°C | 29 mm | 59% | 3.6 m/s | 6.2 |
| 2019 | 17.4°C | 10.1°C | 2.8°C | 31.3°C | -4.3°C | 15 mm | 53% | 3.2 m/s | 6.1 |
| 2018 🔥 | 22.3°C | 14.9°C | 7.5°C | 30.6°C | -5.5°C | 30 mm | 55% | 3.2 m/s | 6.3 |
| 2017 | 19.2°C | 12.4°C | 5.6°C | 26.5°C | -2.3°C | 30 mm | 58% | 4.1 m/s | 6 |
| 2016 | 21.0°C | 14.1°C | 7.3°C | 32.4°C | -1.8°C | 51 mm | 56% | 3.7 m/s | 5.9 |
| 2015 | 18.3°C | 10.9°C | 3.4°C | 28.2°C | -3.7°C | 23 mm | 55% | 3.3 m/s | 6.2 |
| 2014 | 17.6°C | 11.0°C | 4.4°C | 31.1°C | -4.1°C | 54 mm | 62% | 3.4 m/s | 5.8 |
| 2013 | 18.7°C | 11.8°C | 4.9°C | 27.0°C | -6.6°C | 42 mm | 60% | 3.7 m/s | 6 |
| 2012 | 16.9°C | 10.9°C | 4.9°C | 26.8°C | -0.9°C | 75 mm | 66% | 3.8 m/s | 5.2 |
| 2011 | 15.1°C | 9.3°C | 3.5°C | 21.7°C | -4.1°C | 115 mm | 71% | 3.9 m/s | 5.4 |
| 2010 | 15.5°C | 10.1°C | 4.6°C | 27.3°C | -2.4°C | 100 mm | 66% | 4 m/s | 4.9 |
| 2009 | 15.6°C | 8.8°C | 2.1°C | 25.0°C | -5.2°C | 35 mm | 61% | 3.4 m/s | 5.8 |
| 2008 | 16.7°C | 9.8°C | 2.9°C | 23.0°C | -4.6°C | 27 mm | 58% | 3.4 m/s | 6.6 |
| 2007 | 17.7°C | 11.3°C | 4.8°C | 28.9°C | -1.0°C | 104 mm | 67% | 4 m/s | 5.3 |
| 2006 | 18.6°C | 12.3°C | 5.9°C | 31.9°C | -2.6°C | 56 mm | 67% | 3.4 m/s | 5.2 |
| 2005 | 16.0°C | 9.9°C | 3.8°C | 24.4°C | -5.9°C | 70 mm | 63% | 4 m/s | 5.5 |
| 2004 ❄️ | 13.4°C | 7.2°C | 0.9°C | 23.8°C | -4.9°C | 104 mm | 64% | 3.6 m/s | 5 |
| 2003 | 19.2°C | 12.1°C | 5.1°C | 28.1°C | -3.1°C | 54 mm | 58% | 3.6 m/s | 6.3 |
| 2002 | 15.3°C | 8.0°C | 0.8°C | 28.8°C | -6.4°C | 28 mm | 52% | 3.6 m/s | 6.6 |
| 2001 | 18.7°C | 12.0°C | 5.2°C | 26.7°C | -0.9°C | 35 mm | 58% | 4 m/s | 6.1 |
| 2000 | 17.5°C | 10.9°C | 4.3°C | 24.1°C | -3.0°C | 52 mm | 60% | 3.6 m/s | 5.7 |
| 1999 | 16.5°C | 10.8°C | 5.0°C | 26.3°C | -2.1°C | 116 mm | 69% | 4.2 m/s | 4.9 |
| 1998 | 19.9°C | 12.7°C | 5.6°C | 26.9°C | -2.1°C | 42 mm | 59% | 3.1 m/s | 6.1 |
| 1997 | 16.4°C | 9.2°C | 2.0°C | 28.3°C | -3.1°C | 35 mm | 62% | 3.6 m/s | 5.7 |
| 1996 | 15.1°C | 8.6°C | 2.0°C | 22.7°C | -4.8°C | 45 mm | 65% | 2.6 m/s | 5.5 |
| 1995 | 16.1°C | 9.4°C | 2.8°C | 27.6°C | -5.1°C | 74 mm | 67% | 2.9 m/s | 5.9 |
| 1994 | 19.2°C | 11.8°C | 4.5°C | 26.9°C | -4.7°C | 49 mm | 60% | 3.7 m/s | 5.9 |
| 1993 | 18.3°C | 11.0°C | 3.7°C | 28.8°C | -0.9°C | 25 mm | 56% | 3.3 m/s | 5.7 |
| 1992 | 18.0°C | 11.0°C | 4.1°C | 30.2°C | -0.1°C | 75 mm | 63% | 3.6 m/s | 5.5 |
| 1991 | 19.1°C | 12.3°C | 5.4°C | 29.8°C | -4.4°C | 69 mm | 64% | 3.3 m/s | 5.4 |
| 1990 | 16.7°C | 9.9°C | 3.1°C | 25.0°C | -4.5°C | 55 mm | 65% | 3.3 m/s | 5.8 |
| 1989 | 20.6°C | 13.2°C | 5.9°C | 28.5°C | -5.1°C | 51 mm | 53% | 3.4 m/s | 6.2 |
| 1988 | 20.2°C | 13.3°C | 6.5°C | 31.6°C | -2.6°C | 115 mm | 65% | 3.7 m/s | 5.4 |
| 1987 | 21.4°C | 14.2°C | 7.1°C | 30.5°C | 0.1°C | 43 mm | 56% | 3.7 m/s | 5.6 |
| 1986 | 19.1°C | 12.1°C | 5.1°C | 31.2°C | -5.0°C | 59 mm | 65% | 4.2 m/s | 5.7 |
| 1985 | 19.5°C | 12.7°C | 5.9°C | 27.6°C | 0.9°C | 54 mm | 65% | 3.1 m/s | 5.7 |
| 1984 | 16.1°C | 9.3°C | 2.5°C | 31.3°C | -5.1°C | 46 mm | 62% | 3.8 m/s | 5 |
| 1983 | 14.3°C | 7.6°C | 1.0°C | 24.5°C | -8.0°C | 81 mm | 68% | 3.5 m/s | — |
| 1982 | 16.2°C | 10.4°C | 4.6°C | 25.8°C | -3.7°C | 79 mm | 71% | 3.6 m/s | — |
| 1981 | 17.9°C | 10.8°C | 3.7°C | 29.2°C | -5.1°C | 38 mm | 60% | 3.3 m/s | — |
Actual recorded May data for each year, 1981–2025 — sourced from NASA POWER.
The average high in May is around 17.8°C with lows near 4.3°C (mean 11.1°C), based on 45 years of NASA POWER data.
May averages 59 mm of rainfall in Yorkton, a relatively wet time of year. The wettest on record was 134 mm in 2022.
The hottest May reached 32.4°C in 2016. The coldest dipped to -8°C in 1983.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average May temperatures have risen by about 1.5°C. Daytime highs moved from 16.8°C to 18.3°C and overnight lows from 3.5°C to 4.9°C over the same span.
May is one of the warmer months of the year in Yorkton and a relatively wet time of year, so plan for around 17.8°C daytime highs and 4.3°C at night.
Not quite — May is the 8th coolest month in Yorkton, averaging 11.1°C.
For May in Yorkton, pack warm layers and a jacket for chilly mornings, with typical highs of 17.8°C and lows of 4.3°C. Bring an umbrella or light rain jacket too.
Relative humidity in May averages 62% — moderately humid.
Average wind speed in May is 3.5 m/s. The windiest May on record averaged 4.2 m/s (1986).
The wettest May on record was 2022 with 134 mm. On average, May sees 59 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 Yorkton 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.
