July Weather in Trondheim, Norway

Last updated: August 27, 2025

In July, Trondheim, Norway experiences a delightful range of weather conditions, with maximum temperatures reaching a warm 33°C (92°F) and average temperatures hovering around a comfortable 16°C (60°F). While the days are generally pleasant, it’s crucial to prepare for cooler evenings, as temperatures can dip to a minimum of 5°C (41°F). This month also sees 16 days of precipitation, accumulating to 88 mm (3.5 in), contributing to a humidity level of 81% that can enhance the lush greenery of the region. Visitors may find themselves enjoying a mix of sunny days and refreshing showers, making July an ideal time to explore the beauty of Trondheim.

July Temperature in Trondheim

In July, Trondheim, Norway, experiences a delightful shift from the harsh winter chills, welcoming warmer temperatures that make it one of the most pleasant months of the year. With minimum temperatures around 5°C (41°F) and an average of 16°C (60°F), this month offers a refreshing escape from the extremes felt in earlier months. The maximum temperatures can soar to a balmy 33°C (92°F), making summer activities particularly inviting. This seasonal warmth, paired with longer daylight hours, creates a vibrant atmosphere perfect for exploring the city's rich history and breathtaking natural scenery. As July concludes, the gradual decline in temperatures hints at the approaching fall, yet the month stands out as a highlight in Trondheim’s annual climate narrative.

July Weather in Trondheim: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Trondheim, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Trondheim, July typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec292833404857605752433531
Data source: Temperature data for Trondheim 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.

July Precipitation in Trondheim

In July, Trondheim experiences a moderate precipitation amount of 88 mm (3.5 in), maintaining a consistent trend observed throughout the summer months. This marks a slight decrease from June's 89 mm, indicating that while the rain continues, it is not as heavy as earlier in the season. Rain falls on 16 days, mirroring the pattern seen in June, suggesting a steady rhythm of showers that can refresh the vibrant landscapes. Looking ahead, August typically ramps up the precipitation with 118 mm (4.6 in), so July serves as a gentle transition, balancing sunny summer days with occasional rain, perfect for enjoying the lush greenery without the summer deluge.

July Precipitation Trends in Trondheim

The chart displays monthly precipitation patterns in Trondheim, with values for each month alongside July’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July’s conditions compare to those of other months. In Trondheim, July typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec94751119470898811812412388105
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
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July Humidity in Trondheim

In Trondheim, Norway, July experiences a steady humidity level of 81%, mirroring the slight dip seen in June. This marks the mid-summer period when the air is at its least humid compared to other months. As spring transitions to summer, humidity progressively decreases from January through June, starting at a peak of 96% in January and tapering to 81% by July. Following this summer lull, the humidity begins to rise again in August, reaching 88%, suggesting a notable seasonal shift as the city prepares for the onset of autumn. Overall, the humidity in Trondheim showcases a clear seasonal pattern, with higher levels in winter and autumn and more comfortable conditions during the summer months.

July Average Humidity in Trondheim

This chart illustrates the average monthly humidity levels in Trondheim, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in Trondheim is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec96%94%91%86%83%81%81%88%90%93%95%97%
Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Trondheim

In July, Trondheim experiences a UV Index of 6, maintaining a high exposure category similar to June, which indicates that sun protection is essential during this time. With a burn time of just 25 minutes, it's crucial for residents and visitors to be mindful of sun safety, particularly in the bright summer days. This peak in UV levels is part of an upward trend that begins in the spring, where the index rises from moderate levels of 4 in April to a summer high. As the season progresses, the UV Index gradually declines into August, returning to more moderate readings. Staying informed about these changes can ensure a safe and enjoyable outdoor experience. For more details on UV levels throughout the year, visit Trondheim UV Index.

Maximum UV Index Levels in Trondheim for July

The chart shows the monthly maximum UV Index (UVI) for Trondheim in July, 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 July, the maximum UV index in Trondheim typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec112456653211
Data source: Trondheim July 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.

July Sunshine in Trondheim

In Trondheim, Norway, July shines as the pinnacle of sunshine, boasting an impressive 431 hours of sunlight—an increase from June’s 413 hours. This peak marks a vibrant crescendo in the annual cycle, following a steady upward trend from the winter months where daylight is scarce, such as the mere 57 hours in January. As spring blossoms into summer, one can observe a steady rise in sunlight, with hours nearly doubling from 241 hours in March to 419 hours in May. Post-July, the sunshine begins to wane, evidenced by August’s decrease to 372 hours, signaling the gradual transition into fall. This rhythmic dance of daylight not only influences the local atmosphere but also invites residents and visitors alike to relish the warmth and outdoor beauty before the darker months descend.

Monthly Sunshine Duration in Trondheim: July Highlighted

The July sunshine duration represents the total number of hours Trondheim experiences direct sunlight during the month of July, excluding cloudy or obstructed periods. This chart compares the sunshine duration of July with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec57h156h241h320h419h413h431h372h258h199h117h60h
Data source: Trondheim July Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Trondheim During July

In Trondheim, Norway, the likelihood of sunny weather in July stands at 28%, a figure that mirrors the sunniest months of May, August, and is slightly more favorable than the preceding month of June. While July offers a glimmer of hope for sun enthusiasts, it remains grounded in the trend of relatively modest sunshine probabilities throughout the year. Despite the warmth that summer typically brings, the chance of experiencing clear skies during this month is only marginally better than the somewhat overcast spring months, such as April and May. Overall, those hoping for sun in July should be prepared for a mix of conditions, as Trondheim's coastal climate tends to balance sunny spells with the unpredictability of overcast skies.

Percentage of Sunny Days in July in Trondheim

The chart illustrates the percentage of sunny days in Trondheim throughout the year, with July highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Trondheim experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec41%35%22%29%28%25%28%28%20%14%20%25%
Data source: Trondheim July chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Trondheim in July

In Trondheim, Norway, the journey through daylight duration takes a captivating turn as summer unfolds. By July, the city enjoys a substantial 19 hours of daylight, creating a vibrant atmosphere perfect for outdoor activities and evening strolls. This peak in light follows the 20 hours of brightness in June, just before daylight begins to taper off into the autumn months. As the year progresses, a gradual decline emerges, with August bringing 16 hours and continuing down to 12 hours by September. The transition from the long, sun-soaked days of summer to the shorter, twilight-filled months of autumn highlights the rhythmic dance of daylight in Trondheim—capturing both the beauty and the ephemeral nature of the seasons.

Average Daylight Hours in Trondheim for July

The chart illustrates the variation in daylight duration in Trondheim throughout the year, with July highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec5h 46m8h 40m11h 50m15h 3m18h 13m20h 19m19h 8m16h 5m12h 54m9h 44m6h 38m4h 41m
Data source: Trondheim daylight hours, calculated by summing the hours between sunrise and sunset for each day.

July Winds in Trondheim

In July, Trondheim experiences a gentle breeze with an average wind speed of 2.2 m/s (5 mph), mirroring the calm conditions of the preceding months, June and May. This stability in wind patterns suggests that summer in Trondheim is characterized by a soft, inviting atmosphere, perfect for outdoor activities. While January and February start the year with slightly brisker winds, momentum picks up in March with a peak at 3.3 m/s (7 mph) before tapering off again in the summer months. As the year progresses into the fall, wind speeds gradually increase once more, hinting at the dynamic shifts that await. Overall, July's mild winds contribute to a serene summer, making it an ideal time to enjoy Trondheim's beautiful landscapes.

Average July Wind Speed in Trondheim

The chart displays monthly wind speed patterns in Trondheim, with values for each month shown alongside July's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how July's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.22.43.32.71.91.92.2 m/s2.12.52.72.52.9
Data source: Trondheim July wind data, generated using information from the Copernicus Climate Change Service.

How July Weather in Trondheim Compares to Other Months

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

In July, Trondheim experiences warm temperatures ranging from a minimum of 5°C (41°F) to a maximum of 33°C (92°F), with an average of 16°C (60°F). The month sees about 88 mm (3.5 in) of precipitation over 16 days, accompanied by relatively high humidity at 81%. In contrast, January brings significantly colder weather, with temperatures dropping to a minimum of -18°C (-1°F) and an average of -2°C (29°F), peaking at 12°C (53°F). Precipitation in January is slightly higher at 94 mm (3.7 in) over 14 days, and the humidity is even more pronounced at 96%. For a closer look at January weather specifics, visit Trondheim weather in January.

July and February present stark contrasts in weather. In July, temperatures range from a minimum of 5°C (41°F) to a maximum of 33°C (92°F), with an average of 16°C (60°F). This summer month sees considerable precipitation, totaling 88 mm (3.5 in) over 16 days, accompanied by high humidity levels at 81%. In contrast, February experiences much colder conditions, with temperatures dropping to a minimum of -25°C (-12°F) and peaking at 10°C (50°F), averaging -2°C (29°F). Precipitation in February is slightly lower at 75 mm (3.0 in) over 13 days, but the humidity is notably higher at 94%. These differences highlight the dramatic seasonal variations, making February a stark and chilly contrast to the warmth of July. For more details, check out Trondheim weather in February.

When comparing the weather in July and March, the contrast is striking. July boasts a warm average temperature of 16°C (60°F), with highs reaching up to 33°C (92°F), making it a pleasant summer month. In contrast, March is still quite chilly, with an average temperature of just 1°C (33°F) and lows plunging to -24°C (-12°F). While July sees 88 mm (3.5 in) of precipitation over 16 days, March experiences slightly more rain at 111 mm (4.4 in) spread across 18 days, though the humidity levels remain somewhat similar, hovering around 81% in July and 91% in March. For more detailed weather insights, you can check Trondheim weather in March.

When comparing the weather in July and April, it's clear that July is significantly warmer, with temperatures ranging from a minimum of 5°C to a maximum of 33°C, and an average of 16°C. In contrast, April's temperatures are much cooler, featuring a minimum of -12°C, an average of 5°C, and a maximum of 22°C. Both months experience similar precipitation levels, with July receiving 88 mm and April slightly more at 93 mm, yet both have rain spread across 16 days. Humidity is also high in both months, with July at 81% and April at 86%. For more details on April's specific weather conditions, you can view Trondheim weather in April.

In July, the weather in Trondheim is markedly warmer than in May, with temperatures ranging from a minimum of 5°C (41°F) to a maximum of 33°C (92°F), and an average of 16°C (60°F). In contrast, May sees cooler temperatures, with a minimum of -2°C (28°F) and a maximum of 27°C (80°F), averaging around 9°C (49°F). While July experiences higher rainfall at 88 mm (3.5 in) over 16 days, May has slightly less precipitation at 70 mm (2.7 in) over 15 days. Humidity levels remain relatively high in both months, with July at 81% and May at 83%. For more detailed information about the weather in May, you can visit Trondheim weather in May.

When comparing the weather in July to June, July tends to be slightly warmer with an average temperature of 16°C (60°F), while June has a lower average at 14°C (57°F). Both months experience similar maximum temperatures, with July peaking at 33°C (92°F) and June reaching 32°C (89°F). Precipitation levels are comparable, with July seeing 88 mm (3.5 in) over 16 days and June recording 89 mm (3.5 in) over 14 days. Interestingly, both months maintain a consistent humidity level of 81%. For more specific details about June weather, you can visit Trondheim weather in June.

The weather in July generally features warmer temperatures than in August, with minimums reaching 5°C (41°F) and maximums climbing as high as 33°C (92°F). In contrast, August's temperatures are slightly cooler, with minimums of 4°C (40°F) and a maximum of 31°C (88°F). While July experiences around 88 mm (3.5 inches) of precipitation over 16 days, August tends to be wetter, recording 118 mm (4.6 inches) across 15 days. Additionally, humidity levels rise from 81% in July to 88% in August, indicating a more humid feel as the summer progresses. For those interested in more details, you can check out Trondheim weather in August.

July and September exhibit notable differences in weather patterns. In July, temperatures range from a minimum of 5°C (41°F) to a maximum of 33°C (92°F), with an average of 16°C (60°F). This month experiences a total precipitation of 88 mm (3.5 in) over 16 days, accompanied by a humidity level of 81%. In contrast, September sees cooler temperatures, with a minimum of 2°C (36°F), an average of 11°C (52°F), and a maximum of 22°C (71°F). It also presents a slightly higher total precipitation of 124 mm (4.9 in) over 17 days, along with increased humidity at 90%. For more detailed information on September weather, you can check Trondheim weather in September.

In Trondheim, the weather in July offers a wide range of temperatures, with a minimum of 5°C (41°F), an average of 16°C (60°F), and a maximum reaching up to 33°C (92°F). However, July is also accompanied by relatively high humidity at 81% and some precipitation, totaling 88 mm (3.5 in) over 16 days.

In contrast, October sees a notable drop in temperatures, with lows of -4°C (24°F) and an average of just 6°C (44°F), while the maximum temperature peeks at 21°C (70°F). Precipitation increases to 123 mm (4.8 in) over 19 days, and humidity rises to 93%, making October feel much wetter and chillier than July. For more detailed insights, check out Trondheim weather in October.

July and November present stark contrasts in weather. In July, temperatures range from a mild 5°C (41°F) at night to a warm maximum of 33°C (92°F) during the day, with an average of 16°C (60°F). Although the month is characterized by relatively high humidity at 81%, it still sees significant sunshine, with precipitation occurring over 16 days, amounting to 88 mm (3.5 in). In contrast, November experiences much colder temperatures, with a minimum of -14°C (7°F) and a maximum reaching only 14°C (57°F), averaging just 2°C (36°F). This month also has a higher humidity level at 95%, and precipitation is consistent, falling over 13 days with the same total of 88 mm (3.5 in). For a detailed overview of November weather conditions, visit Trondheim weather in November.

When comparing the weather in July and December, there is a stark contrast between the two months. July experiences warmer temperatures, with a minimum of 5°C (41°F), an average of 16°C (60°F), and a maximum of 33°C (92°F), accompanied by relatively high humidity at 81% and 88 mm of precipitation over 16 days. In contrast, December sees much colder conditions, with temperatures plummeting to a minimum of -16°C (3°F), an average of -1°C (31°F), and a maximum of 10°C (50°F). Precipitation is slightly higher at 105 mm (4.1 in) over 15 days, coupled with a remarkably high humidity level of 97%. For more detailed insights, check Trondheim weather in December.

Compare Trondheim's Climate with Cities Worldwide

Conclusion: What to Expect From July Weather in Trondheim

July in Trondheim is a vibrant contrast to the rest of the year, showcasing a blend of warm sunshine and refreshing breezes. With maximum temperatures reaching up to 33°C (92°F) and an average of 16°C (60°F), the month invites both locals and visitors to embrace outdoor activities. However, humidity levels hover around 81%, and precipitation is not uncommon, with rain falling on 16 days throughout the month. This unique combination creates an atmosphere that balances warmth with the freshness typical of this coastal city. For a deeper dive into Trondheim's climate nuances, explore the detailed Trondheim Climate resource.