May is one of the warmer months of the year in Utica, with average highs near 17.9°C and lows around 6.4°C (mean 12.1°C). It is about average for rainfall, averaging 104 mm of rainfall and 80% relative humidity across the period.
May is one of the warmer months of the year in Utica. Across 45 years of records, the warmest May in Utica was 2012 — when the month averaged 15°C — while the coldest was 1997 at 8.6°C. Typical May days reach 17.9°C with nights near 6.4°C. The long-term trend is warming, about 0.4°C per decade.
May is about average for rainfall in Utica, averaging 104 mm of rainfall. The wettest May on record was 1990 with 200 mm, while the driest was 2005 at 32 mm.
Relative humidity in Utica during May averages 80%. The most humid May was 2011 at 86%, and the least humid was 2023 at 75%.
May receives about 5.3 kWh/m²/day of solar energy in Utica. The sunniest May was 2007 at 6.5 kWh/m²/day, and the cloudiest was 2025 at 4.
Average wind speed in Utica during May is 0.1 m/s. The windiest Mays were 2022, 2023 and 2025, among others at 0.1 m/s, while the calmest were 2019, 2020 and 2024, among others at 0 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 11.8°C | 11.4°C | 11.7°C | 13.3°C | 12.6°C | +0.8°C |
| Avg High | 17.6°C | 17.3°C | 17.4°C | 19.0°C | 18.2°C | +0.6°C |
| Avg Low | 5.9°C | 5.5°C | 6.0°C | 7.6°C | 7.0°C | +1.1°C |
| Avg Rain | 106 mm | 100 mm | 107 mm | 112 mm | 90 mm | -16 mm |
May temperatures in Utica have risen by about 1.7°C between 1981–1985 and 2021–2025.
May has ranged from a record low of -3.8°C (1995) to a record high of 30°C (2006).
Rainfall in May is about average for rainfall, averaging 104 mm, with a wettest year of 200 mm.
Daytime highs and overnight lows have shifted differently — highs rose about 0.3°C per decade while lows rose 0.5°C per decade, narrowing the gap between day and night.
A good time to visit Utica
May is a good time to visit Utica, with days averaging 17.9°C and nights around 6.4°C (mean 12.1°C, warmer than Utica's yearly average) and higher 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 | 16.4°C | 11.9°C | 7.5°C | 24.3°C | 0.7°C | 168 mm | 86% | 0.1 m/s | 4 |
| 2024 | 20.1°C | 14.9°C | 9.7°C | 28.0°C | 4.6°C | 99 mm | 81% | 0 m/s | 5.5 |
| 2023 | 18.3°C | 11.7°C | 5.2°C | 28.7°C | -1.2°C | 34 mm | 75% | 0.1 m/s | 6.4 |
| 2022 | 20.1°C | 14.1°C | 8.1°C | 27.4°C | -1.2°C | 61 mm | 79% | 0.1 m/s | 5.7 |
| 2021 | 17.6°C | 11.9°C | 6.2°C | 26.7°C | -1.7°C | 92 mm | 78% | 0.1 m/s | 5.6 |
| 2020 | 16.4°C | 11.0°C | 5.5°C | 29.3°C | -3.4°C | 83 mm | 80% | 0 m/s | 5.8 |
| 2019 | 17.0°C | 11.7°C | 6.4°C | 25.7°C | 0.8°C | 155 mm | 84% | 0 m/s | 4.5 |
| 2018 | 20.6°C | 14.8°C | 8.9°C | 27.7°C | -0.1°C | 63 mm | 81% | 0.1 m/s | 5.8 |
| 2017 | 16.4°C | 11.2°C | 6.1°C | 27.0°C | -3.1°C | 158 mm | 83% | 0 m/s | 4.5 |
| 2016 | 17.8°C | 12.2°C | 6.6°C | 28.4°C | -0.8°C | 74 mm | 79% | 0.1 m/s | 5.5 |
| 2015 | 21.2°C | 14.7°C | 8.2°C | 28.1°C | -2.6°C | 80 mm | 77% | 0.1 m/s | 5.9 |
| 2014 | 18.5°C | 12.6°C | 6.7°C | 25.0°C | -0.1°C | 112 mm | 81% | 0 m/s | 5.6 |
| 2013 | 18.8°C | 12.9°C | 7.0°C | 28.4°C | -1.6°C | 133 mm | 79% | 0.1 m/s | 5.6 |
| 2012 🔥 | 20.6°C | 15.0°C | 9.5°C | 27.8°C | 2.1°C | 129 mm | 81% | 0.1 m/s | 5.6 |
| 2011 | 19.2°C | 14.0°C | 8.9°C | 28.2°C | 0.1°C | 141 mm | 86% | 0 m/s | 4.8 |
| 2010 | 20.1°C | 13.8°C | 7.5°C | 28.8°C | -3.1°C | 70 mm | 78% | 0.1 m/s | 5.7 |
| 2009 | 17.6°C | 11.8°C | 5.9°C | 24.7°C | -2.2°C | 132 mm | 79% | 0.1 m/s | 5.4 |
| 2008 | 15.8°C | 10.0°C | 4.2°C | 22.4°C | -2.3°C | 57 mm | 79% | 0.1 m/s | 5.3 |
| 2007 | 19.2°C | 12.7°C | 6.2°C | 26.9°C | -0.7°C | 67 mm | 76% | 0.1 m/s | 6.5 |
| 2006 | 17.3°C | 12.0°C | 6.7°C | 30.0°C | 0.0°C | 96 mm | 82% | 0.1 m/s | 5.1 |
| 2005 | 15.8°C | 9.9°C | 3.9°C | 23.7°C | -3.3°C | 32 mm | 78% | 0.1 m/s | 5.7 |
| 2004 | 19.5°C | 13.9°C | 8.3°C | 27.0°C | -1.6°C | 161 mm | 83% | 0 m/s | 5 |
| 2003 | 16.5°C | 11.5°C | 6.4°C | 22.7°C | -0.2°C | 139 mm | 83% | 0.1 m/s | 4.7 |
| 2002 | 15.7°C | 9.9°C | 4.2°C | 24.2°C | -3.2°C | 141 mm | 78% | 0 m/s | 5.1 |
| 2001 | 18.6°C | 12.8°C | 7.0°C | 26.0°C | 0.2°C | 74 mm | 79% | 0.1 m/s | 5.7 |
| 2000 | 18.0°C | 12.7°C | 7.4°C | 26.1°C | 0.1°C | 171 mm | 83% | 0 m/s | 4.7 |
| 1999 | 19.6°C | 13.0°C | 6.4°C | 26.8°C | -0.2°C | 75 mm | 76% | 0.1 m/s | 6.2 |
| 1998 | 20.1°C | 14.5°C | 8.9°C | 25.8°C | 1.3°C | 102 mm | 81% | 0.1 m/s | 5.7 |
| 1997 ❄️ | 14.0°C | 8.6°C | 3.3°C | 21.0°C | -3.1°C | 88 mm | 80% | 0.1 m/s | 4.6 |
| 1996 | 15.7°C | 9.9°C | 4.1°C | 25.3°C | -3.7°C | 111 mm | 80% | 0.1 m/s | 5.4 |
| 1995 | 16.6°C | 10.7°C | 4.7°C | 23.2°C | -3.8°C | 53 mm | 79% | 0.1 m/s | 5.3 |
| 1994 | 16.4°C | 10.4°C | 4.4°C | 25.3°C | -1.6°C | 88 mm | 79% | 0.1 m/s | 5.1 |
| 1993 | 17.5°C | 11.6°C | 5.6°C | 25.1°C | 0.9°C | 62 mm | 79% | 0.1 m/s | 5.1 |
| 1992 | 17.4°C | 11.0°C | 4.5°C | 25.6°C | -2.4°C | 134 mm | 79% | 0.1 m/s | 5.8 |
| 1991 | 20.3°C | 14.4°C | 8.5°C | 25.7°C | 0.6°C | 84 mm | 81% | 0 m/s | 5.3 |
| 1990 🌧️ | 15.3°C | 10.0°C | 4.7°C | 22.7°C | -1.4°C | 200 mm | 82% | 0.1 m/s | 4.6 |
| 1989 | 16.9°C | 11.8°C | 6.6°C | 26.8°C | -0.9°C | 171 mm | 84% | 0 m/s | 4.2 |
| 1988 | 18.9°C | 12.6°C | 6.2°C | 26.0°C | -0.8°C | 83 mm | 81% | 0.1 m/s | 5.7 |
| 1987 | 18.3°C | 12.2°C | 6.0°C | 26.8°C | -2.2°C | 47 mm | 80% | 0 m/s | 5.9 |
| 1986 | 19.0°C | 13.4°C | 7.9°C | 25.6°C | -2.4°C | 111 mm | 81% | 0 m/s | 5.4 |
| 1985 | 18.2°C | 12.3°C | 6.4°C | 24.3°C | -2.8°C | 71 mm | 79% | 0.1 m/s | 5.7 |
| 1984 | 14.8°C | 9.6°C | 4.3°C | 24.5°C | -2.0°C | 174 mm | 83% | 0 m/s | 4.1 |
| 1983 | 15.2°C | 9.6°C | 4.0°C | 21.8°C | -3.0°C | 125 mm | 82% | 0.1 m/s | — |
| 1982 | 19.0°C | 13.0°C | 7.0°C | 25.2°C | 1.2°C | 88 mm | 82% | 0.1 m/s | — |
| 1981 | 18.1°C | 11.5°C | 4.9°C | 24.2°C | -2.4°C | 79 mm | 78% | 0.1 m/s | — |
Actual recorded May data for each year, 1981–2025 — sourced from NASA POWER.
The average high in May is around 17.9°C with lows near 6.4°C (mean 12.1°C), based on 45 years of NASA POWER data.
May averages 104 mm of rainfall in Utica, about average for rainfall. The wettest on record was 200 mm in 1990.
The hottest May reached 30°C in 2006. The coldest dipped to -3.8°C in 1995.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average May temperatures have risen by about 1.7°C. Daytime highs moved from 17.1°C to 18.5°C and overnight lows from 5.3°C to 7.3°C over the same span.
May is one of the warmer months of the year in Utica and about average for rainfall, so plan for around 17.9°C daytime highs and 6.4°C at night.
Not quite — May is the 8th coolest month in Utica, averaging 12.1°C.
For May in Utica, pack warm layers and a jacket for chilly mornings, with typical highs of 17.9°C and lows of 6.4°C. Bring an umbrella or light rain jacket too.
Relative humidity in May averages 80% — quite humid.
Average wind speed in May is 0.1 m/s. The windiest May on record averaged 0.1 m/s (1981).
The wettest May on record was 1990 with 200 mm. On average, May sees 104 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 Utica 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.
