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June Weather in Greater Napanee, Canada

Last updated: June 18, 2025

In June, the average temperature in Greater Napanee, Canada hovers around 19°C (66°F), with a minimum plunge to 4°C (39°F) and a peak reaching 31°C (89°F). Expect 90 mm (3.5 in) of precipitation spread over 11 days, contributing to an average humidity level of 68%. Stay prepared for a mix of warmth and occasional showers!

June Temperature in Greater Napanee

In June in Greater Napanee, the average temperature is 19°C (66°F). Maximum temperatures can reach 31°C (89°F), while the minimum can drop to as low as 4°C (39°F). Be prepared for a range of temperatures when traveling, so pack layers to stay comfortable.

June Weather in Greater Napanee: Daily Temperature Highs, Lows, and Averages

The chart illustrates June temperature patterns in Greater Napanee, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Greater Napanee, June typically has an average temperature of 19°C (66°F), with highs reaching up to 31°C (89°F) and lows dropping to around 4°C (39°F).
JanFebMarAprMayJunJulAugSepOctNovDec222432435666727063513728
Data source: Temperature data for Greater Napanee 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 Greater Napanee

In Greater Napanee in June, the total precipitation amounts to 90 mm (3.5 in) over the course of 11 days.

June Precipitation Trends in Greater Napanee

The chart displays monthly precipitation patterns in Greater Napanee, 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 Greater Napanee, June typically receives around 90 mm (3.5 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec71737012096909590721379485
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Greater Napanee

In Greater Napanee in June humidity is 68%. With an average temperature of 19°C (66°F), this humidity feels like a warm embrace, creating a sticky atmosphere that can be a bit uncomfortable for traveling.

June Average Humidity in Greater Napanee

This chart illustrates the average monthly humidity levels in Greater Napanee, 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 Greater Napanee is approximately 68%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%93%86%82%75%68%69%67%72%83%88%89%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Greater Napanee

In Greater Napanee in June, 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 Greater Napanee.

Maximum UV Index Levels in Greater Napanee for June

The chart shows the monthly maximum UV Index (UVI) for Greater Napanee 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 Greater Napanee typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec245899997532
Data source: Greater Napanee 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 Greater Napanee Compares to Other Months

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

This table compares monthly weather conditions in Greater Napanee, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-6°C (22°F)71 mm (2.8 inches)93%low
February Weather-4°C (24°F)73 mm (2.9 inches)93%moderate
March Weather0°C (32°F)70 mm (2.8 inches)86%moderate
April Weather6°C (44°F)120 mm (4.7 inches)82%very high
May Weather14°C (57°F)95 mm (3.8 inches)75%very high
June Weather19°C (66°F)90 mm (3.5 inches)68%very high
July Weather22°C (73°F)95 mm (3.7 inches)69%very high
August Weather21°C (71°F)90 mm (3.6 inches)67%very high
September Weather17°C (63°F)72 mm (2.8 inches)72%high
October Weather11°C (52°F)137 mm (5.4 inches)83%moderate
November Weather3°C (38°F)94 mm (3.7 inches)88%moderate
December Weather-2°C (28°F)85 mm (3.4 inches)89%low

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