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August Weather in Grong, Norway

Last updated: August 27, 2025

In August, the average temperature in Grong, Norway hovers around 13°C (55°F), with potential extremes ranging from a chilly 2°C (37°F) to a warm 29°C (85°F). Prepared for wet weather? Expect about 158 mm (6.2 in) of precipitation spread over 18 days, contributing to an average humidity of 81%. Stay comfortable and enjoy your visit!

August Temperature in Grong

In August in Grong, the average temperature is 13°C (55°F). Maximums can reach 29°C (85°F), while minimums can drop as low as 2°C (37°F). It's a great time to explore the area, so pack for a range of temperatures to enjoy your travels!

August Weather in Grong: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Grong, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Grong, August typically has an average temperature of 13°C (55°F), with highs reaching up to 29°C (85°F) and lows dropping to around 2°C (37°F).
JanFebMarAprMayJunJulAugSepOctNovDec262530374655585549413328
Data source: Temperature data for Grong 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 Grong

In Grong in August, the total precipitation amount is 158 mm (6.2 in) over a span of 18 days.

August Precipitation Trends in Grong

The chart displays monthly precipitation patterns in Grong, 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 Grong, August typically receives around 158 mm (6.2 inches) of precipitation spread over approximately 18 days.
JanFebMarAprMayJunJulAugSepOctNovDec16111016913681122101158193144128141
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Grong

In Grong in August, humidity is 81%. With an average temperature of 13°C (55°F), this humidity feels like a damp blanket wrapping around you, making strolls outdoors feel heavy and slightly oppressive, which may be less than ideal for travelers looking to explore comfortably.

August Average Humidity in Grong

This chart illustrates the average monthly humidity levels in Grong, 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 Grong is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%84%83%80%75%78%79%81%84%87%86%85%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Grong

In Grong in August, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Grong for better planning.

Maximum UV Index Levels in Grong for August

The chart shows the monthly maximum UV Index (UVI) for Grong 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 Grong typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec113456643211
Data source: Grong 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 Grong Compares to Other Months

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

This table compares monthly weather conditions in Grong, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (26°F)161 mm (6.4 inches)86%low
February Weather-4°C (25°F)110 mm (4.3 inches)84%low
March Weather-1°C (30°F)169 mm (6.6 inches)83%moderate
April Weather3°C (37°F)136 mm (5.3 inches)80%moderate
May Weather8°C (46°F)81 mm (3.2 inches)75%moderate
June Weather13°C (55°F)122 mm (4.8 inches)78%high
July Weather15°C (58°F)101 mm (4.0 inches)79%high
August Weather13°C (55°F)158 mm (6.2 inches)81%moderate
September Weather9°C (49°F)193 mm (7.6 inches)84%moderate
October Weather5°C (41°F)144 mm (5.7 inches)87%low
November Weather0°C (33°F)128 mm (5.0 inches)86%low
December Weather-2°C (28°F)141 mm (5.5 inches)85%low

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