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August Weather in Northwest Ithaca, United States

Last updated: June 24, 2025

In August, the average temperature in Northwest Ithaca, United States is a pleasant 21°C (70°F). Temperatures can range from a cool 7°C (45°F) at night to a warm 34°C (93°F) during the day. While you may want to enjoy the outdoors, be prepared for approximately 100 mm (3.9 in) of rainfall over about 12 days, contributing to an average humidity of 76%.

August Temperature in Northwest Ithaca

In August in Northwest Ithaca, the average temperature is 21°C (70°F), with maximums reaching up to 34°C (93°F) and minimums dropping as low as 7°C (45°F). This makes for a diverse climate, so travelers should come prepared for both warm days and cooler nights.

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

The chart illustrates August 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, August typically has an average temperature of 21°C (70°F), with highs reaching up to 34°C (93°F) and lows dropping to around 7°C (45°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.

August Precipitation in Northwest Ithaca

In Northwest Ithaca in August, the precipitation amount is 100 mm (3.9 in) over the course of 12 days.

August Precipitation Trends in Northwest Ithaca

The chart displays monthly precipitation patterns in Northwest Ithaca, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Northwest Ithaca, August typically receives around 100 mm (3.9 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec82898511812795146100911509597
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Northwest Ithaca

In Northwest Ithaca in August, humidity is 76%. With an average temperature of 21°C (70°F), this humidity feels like a warm, muggy embrace that can make outdoor activities feel more strenuous, prompting travelers to take frequent breaks and seek shade to stay comfortable during their adventures.

August Average Humidity in Northwest Ithaca

This chart illustrates the average monthly humidity levels in Northwest Ithaca, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Northwest Ithaca is approximately 76%, 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 August generated using information from the Copernicus Climate Change Service.

August UV Index in Northwest Ithaca

In Northwest Ithaca in August, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Northwest Ithaca.

Maximum UV Index Levels in Northwest Ithaca for August

The chart shows the monthly maximum UV Index (UVI) for Northwest Ithaca in August, 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 August, the maximum UV index in Northwest Ithaca typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec346810101098642
Data source: Northwest Ithaca August 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 August 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 August’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 August’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

Compare Northwest Ithaca's Climate with Cities Worldwide