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June Weather in Granby, United States

Last updated: June 24, 2025

In June, the average temperature in Granby, United States hovers around a warm 25°C (77°F). Expect temperatures to range from a cool 11°C (53°F) to a sizzling 36°C (97°F). During this time, the area receives an average precipitation of 85 mm (3.3 in) across about 10 days, contributing to an average humidity of 83%.

June Temperature in Granby

In June in Granby, the average temperature is 25°C (77°F). Maximum temperatures can reach 36°C (97°F), while minimums can drop to as low as 11°C (53°F). This makes Granby an ideal destination for travelers seeking comfortable weather with warm days and cooler evenings.

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

The chart illustrates June temperature patterns in Granby, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Granby, June typically has an average temperature of 25°C (77°F), with highs reaching up to 36°C (97°F) and lows dropping to around 11°C (53°F).
JanFebMarAprMayJunJulAugSepOctNovDec363850566776807773594742
Data source: Temperature data for Granby 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 Granby

In Granby in June, the precipitation amount is 85 mm (3.3 in) over the course of 10 days.

June Precipitation Trends in Granby

The chart displays monthly precipitation patterns in Granby, 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 Granby, June typically receives around 85 mm (3.3 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec84751451401748589111631466049
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Granby

In Granby in June humidity is 83%. With an average temperature of 25°C (77°F), this humidity feels like a warm, enveloping blanket, making it essential for travelers to stay hydrated and seek shade to enjoy their adventures comfortably.

June Average Humidity in Granby

This chart illustrates the average monthly humidity levels in Granby, 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 Granby is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec81%78%76%78%83%83%78%68%64%70%83%87%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Granby

In Granby in June, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Granby.

Maximum UV Index Levels in Granby for June

The chart shows the monthly maximum UV Index (UVI) for Granby 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 Granby typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec36710101111109753
Data source: Granby 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 Granby Compares to Other Months

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

This table compares monthly weather conditions in Granby, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (36°F)84 mm (3.3 inches)81%moderate
February Weather4°C (39°F)75 mm (2.9 inches)78%high
March Weather10°C (50°F)145 mm (5.7 inches)76%high
April Weather13°C (56°F)139 mm (5.5 inches)78%very high
May Weather19°C (67°F)174 mm (6.9 inches)83%very high
June Weather25°C (77°F)85 mm (3.3 inches)83%extreme
July Weather26°C (80°F)89 mm (3.5 inches)78%extreme
August Weather25°C (77°F)111 mm (4.4 inches)68%very high
September Weather23°C (74°F)63 mm (2.5 inches)64%very high
October Weather15°C (59°F)146 mm (5.8 inches)70%high
November Weather8°C (47°F)60 mm (2.3 inches)83%moderate
December Weather6°C (42°F)49 mm (1.9 inches)87%moderate

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