Onondaga County (Syracuse)
May
Weather in Onondaga County, New York for May 2027
Your guide to Onondaga County weather in May - trends and predictions
In general, the average temperature in Onondaga County at the beginning of May is 15.4 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 19 °C by the end of May.
Onondaga County in May brings notable rainfall, with an average of 18 rainy days and a total precipitation of 235.6 mm.
Is May a good time to visit Onondaga County? check out the best time to travel to Onondaga County page.
✨ Is May a good time to visit Onondaga County? – Ask the AI Weatherman
Temperatures
Rain 🌧️
More
13
Dry days
18
Rainy days
0
Snow days
17°/8°
Temperatures
18 km/h
Avg max wind
81 %
Avg humidity
Onondaga County Weather May
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Temperatures trend during May in Onondaga County
See the weather trend as well as the moving average line
May weather in Onondaga County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| May 1 |  Patchy rain possible | 15° /4° | 0.8 mm | 5 | |
| May 2 |  Moderate rain | 14° /6° | 11.7 mm | 4 | |
| May 3 |  Light rain | 14° /5° | 8.9 mm | 5 | |
| May 4 | Light drizzle | 16° /8° | 2 mm | 5 | |
| May 5 | Moderate rain | 16° /9° | 13.4 mm | 3 | |
| May 6 | Moderate rain | 16° /9° | 19.1 mm | 4 | |
| May 7 | Patchy rain possible | 16° /7° | 1.2 mm | 5 | |
| May 8 |  Patchy light rain with thunder | 13° /7° | 2.2 mm | 4 | |
| May 9 | Light rain | 11° /6° | 4 mm | 3 | |
| May 10 | Light rain | 13° /5° | 6.1 mm | 4 | |
| May 11 | Light rain shower | 12° /5° | 1 mm | 5 | |
| May 12 | Light rain | 16° /3° | 3.2 mm | 6 | |
| May 13 | Moderate rain | 17° /9° | 14.1 mm | 3 | |
| May 14 | Light rain shower | 16° /10° | 1.7 mm | 4 | |
| May 15 | Light rain shower | 18° /10° | 1.6 mm | 4 | |
| May 16 | Light rain | 21° /11° | 4.6 mm | 6 | |
| May 17 | Moderate rain | 23° /12° | 19.4 mm | 5 | |
| May 18 | Light rain | 20° /12° | 9.7 mm | 5 | |
| May 19 | Patchy rain possible | 21° /12° | 0.6 mm | 5 | |
| May 20 |  Mist | 19° /8° | 0.6 mm | 6 | |
| May 21 | Moderate rain | 19° /12° | 11.4 mm | 5 | |
| May 22 | Patchy light rain with thunder | 18° /9° | 31.3 mm | 6 | |
| May 23 | Moderate rain | 14° /9° | 15.3 mm | 5 | |
| May 24 | Moderate rain | 15° /8° | 14.4 mm | 3 | |
| May 25 |  Thundery outbreaks possible | 19° /9° | 9.4 mm | 5 | |
| May 26 | Fog | 22° /10° | 0 mm | 6 | |
| May 27 | Light rain | 21° /10° | 5.8 mm | 6 | |
| May 28 | Patchy light rain with thunder | 18° /11° | 2.1 mm | 5 | |
| May 29 | Moderate rain | 17° /8° | 14.1 mm | 6 | |
| May 30 | Light rain | 18° /8° | 4.3 mm | 6 | |
| May 31 | Patchy rain possible | 18° /8° | 1.6 mm | 6 | |
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Important Notice
Our weather forecast for Onondaga County in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Onondaga County forecast closer to your planned date for the most up-to-date weather information.
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Onondaga County in May - FAQ
What are the expected maximum and minimum temperatures in Onondaga County during May?
Enjoy moderate daytime temperatures of up to 17° and cooler nights around 8°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Onondaga County during May?
Significant rainfall exceeding 235.6 mm is expected in Onondaga County during May, occurring over more than 18 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Onondaga County during May?
The average wind speed in Onondaga County during May is 18 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Onondaga County
Explore the daily rainfall trends and prepare for Onondaga Countys May weather 💧
Typically, Onondaga County has 18 rainy days in May with a total of 235.6 mm of rainfall.
UV exposure in Onondaga County during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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