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May Weather in Northwest Ithaca, United States

Last updated: June 24, 2025

In May, the average temperature in Northwest Ithaca, United States hovers around 14°C (58°F). Expect a wide temperature range, with minimums dipping to -2°C (28°F) and highs reaching up to 32°C (89°F). The month experiences an average of 127 mm (5.0 in) of precipitation over 17 days, alongside a notable average humidity of 82%.

May Temperature in Northwest Ithaca

In May, in Northwest Ithaca, the average temperature is 14°C (58°F). Maximum temperatures can reach 32°C (89°F) while minimums can drop as low as -2°C (28°F). Be prepared for a wide range of temperatures and pack accordingly for your travels.

May Weather in Northwest Ithaca: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Northwest Ithaca, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Northwest Ithaca, May typically has an average temperature of 14°C (58°F), with highs reaching up to 32°C (89°F) and lows dropping to around -2°C (28°F).
JanFebMarAprMayJunJulAugSepOctNovDec262834465866727063533931
Data source: Temperature data for Northwest Ithaca generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in Northwest Ithaca

In Northwest Ithaca in May, the precipitation amount is 127 mm (5.0 in) over the course of 17 days.

May Precipitation Trends in Northwest Ithaca

The chart displays monthly precipitation patterns in Northwest Ithaca, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Northwest Ithaca, May typically receives around 127 mm (5.0 inches) of precipitation spread over approximately 17 days.
JanFebMarAprMayJunJulAugSepOctNovDec82898511812795146100911509597
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Northwest Ithaca

In Northwest Ithaca in May, humidity is 82%. With an average temperature of 14°C (58°F), this humidity feels like a heavy blanket wrapping around you, making travel uncomfortable and sticky.

May Average Humidity in Northwest Ithaca

This chart illustrates the average monthly humidity levels in Northwest Ithaca, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Northwest Ithaca is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%90%87%88%82%79%78%76%78%84%89%86%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Northwest Ithaca

In Northwest Ithaca in May, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Northwest Ithaca.

Maximum UV Index Levels in Northwest Ithaca for May

The chart shows the monthly maximum UV Index (UVI) for Northwest Ithaca in May, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In May, the maximum UV index in Northwest Ithaca typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec346810101098642
Data source: Northwest Ithaca May UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How May Weather in Northwest Ithaca Compares to Other Months

Weather in Northwest Ithaca varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Northwest Ithaca, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Northwest Ithaca, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (26°F)82 mm (3.2 inches)90%moderate
February Weather-2°C (28°F)89 mm (3.5 inches)90%moderate
March Weather1°C (34°F)85 mm (3.4 inches)87%high
April Weather8°C (46°F)118 mm (4.6 inches)88%very high
May Weather14°C (58°F)127 mm (5.0 inches)82%very high
June Weather19°C (67°F)95 mm (3.7 inches)79%very high
July Weather22°C (72°F)146 mm (5.8 inches)78%very high
August Weather21°C (70°F)100 mm (3.9 inches)76%very high
September Weather17°C (64°F)91 mm (3.6 inches)78%very high
October Weather12°C (53°F)150 mm (5.9 inches)84%high
November Weather4°C (39°F)95 mm (3.7 inches)89%moderate
December Weather0°C (32°F)97 mm (3.8 inches)86%low

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