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June Weather in Cortland, United States

Last updated: June 24, 2025

In June, the average temperature in Cortland, United States hovers around 21°C (69°F), making it a delightful time to visit. Expect minimums of 5°C (41°F) and highs reaching up to 33°C (92°F). However, don't forget your umbrella, as precipitation can total 133 mm (5.2 in) over 15 days, coupled with an average humidity of 83%. Stay prepared for a mix of weather!

June Temperature in Cortland

In June in Cortland, the average temperature is 21°C (69°F). Maximum temperatures can reach 33°C (92°F), while minimums can drop to as low as 5°C (41°F). This diverse climate makes Cortland an ideal destination for travelers seeking both warm days and cooler evenings.

June Weather in Cortland: Daily Temperature Highs, Lows, and Averages

The chart illustrates June temperature patterns in Cortland, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cortland, June typically has an average temperature of 21°C (69°F), with highs reaching up to 33°C (92°F) and lows dropping to around 5°C (41°F).
JanFebMarAprMayJunJulAugSepOctNovDec293239496169747266564135
Data source: Temperature data for Cortland 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.

June Precipitation in Cortland

In Cortland in June, the total precipitation amount is 133 mm (5.2 in) spread over a duration of 15 days.

June Precipitation Trends in Cortland

The chart displays monthly precipitation patterns in Cortland, with values for each month alongside June’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how June’s conditions compare to those of other months. In Cortland, June typically receives around 133 mm (5.2 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec89961101341271331331011061189795
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Cortland

In Cortland in June, humidity is 83%. With an average temperature of 21°C (69°F), this humidity feels like a heavy blanket enveloping you, making travel feel sticky and challenging as you navigate the damp air.

June Average Humidity in Cortland

This chart illustrates the average monthly humidity levels in Cortland, with June’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In June, average humidity in Cortland is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%88%87%87%81%83%82%76%77%82%89%86%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Cortland

In Cortland in June, 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 Cortland.

Maximum UV Index Levels in Cortland for June

The chart shows the monthly maximum UV Index (UVI) for Cortland in June, 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 June, the maximum UV index in Cortland typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910101098642
Data source: Cortland June 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 June Weather in Cortland Compares to Other Months

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

This table compares monthly weather conditions in Cortland, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (29°F)89 mm (3.5 inches)88%moderate
February Weather0°C (32°F)96 mm (3.8 inches)88%moderate
March Weather4°C (39°F)110 mm (4.3 inches)87%high
April Weather9°C (49°F)134 mm (5.3 inches)87%very high
May Weather16°C (61°F)127 mm (5.0 inches)81%very high
June Weather21°C (69°F)133 mm (5.2 inches)83%very high
July Weather23°C (74°F)133 mm (5.2 inches)82%very high
August Weather22°C (72°F)101 mm (4.0 inches)76%very high
September Weather19°C (67°F)106 mm (4.2 inches)77%very high
October Weather13°C (56°F)118 mm (4.7 inches)82%high
November Weather5°C (41°F)97 mm (3.8 inches)89%moderate
December Weather1°C (35°F)95 mm (3.8 inches)86%low

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