July Weather in Ketchikan, United States

Last updated: February 24, 2025

In July, Ketchikan, United States experiences a refreshing maritime climate characterized by a maximum temperature of 22°C (71°F) and a mild average of 14°C (57°F), with nighttime lows dipping to 10°C (50°F). Visitors should prepare for a rainy atmosphere, as the area sees about 162 mm (6.4 in) of rainfall across 14 days, contributing to the lush greenery that Ketchikan is renowned for. Humidity remains high at 90%, enhancing the coastal feel of this vibrant town. Whether you’re exploring local culture or the stunning natural surroundings, be ready for both sunshine and showers in this captivating Alaskan destination.

July Temperature in Ketchikan

In Ketchikan, United States, July brings a mild embrace with minimum temperatures around 10°C (50°F) and maximums reaching up to 22°C (71°F). This summer month showcases a comfortable average temperature of 14°C (57°F), marking a noticeable shift from the winter chill, where January sees frigid lows of -10°C (15°F). As the year progresses from the cold depths of winter through to the warmer summer months, Ketchikan experiences a gradual increase in temperatures, particularly evident in June and July. During these months, the climate becomes more inviting, setting a perfect backdrop for outdoor adventures amid the region's stunning natural beauty. The consistent warmth of July, coupled with the lingering coolness of the evenings, offers a delightful contrast that draws visitors to explore this picturesque coastal town.

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

The chart illustrates July temperature patterns in Ketchikan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec373538424852575854474238
Data source: Temperature data for Ketchikan 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 Ketchikan

In Ketchikan, July brings a moderate dip in rainfall, with 162 mm (6.4 in) of precipitation over roughly 14 days. This reduction follows the wetter months of June and precedes the typically rainier August and September. While July is not the driest month of the year, it provides a brief respite from the heavier downpours that characterize Ketchikan's annual weather pattern. This trend is notable as it marks a transition period, where the lush landscapes bask in the relatively warm weather, setting a picturesque scene amidst the lush greenery, before the onset of even more substantial rainfall in the later summer months.

July Precipitation Trends in Ketchikan

The chart displays monthly precipitation patterns in Ketchikan, 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.
JanFebMarAprMayJunJulAugSepOctNovDec306168221218141216162302302331410345
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
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July Humidity in Ketchikan

In July, Ketchikan experiences a peak in humidity levels, soaring to an impressive 90%. This annual high marks a noticeable increase from the mild humidity of 81% in both May and June. As the summer progresses, humidity continues to rise, with August and September reaching even higher averages of 92%. This trend suggests a distinct pattern where the summer months bring noticeably damp conditions, contrasting sharply with the more stable humidity levels of the earlier months, which hover around the mid-80s. With such a high humidity level, visitors can expect a lush, vibrant landscape, typical of Ketchikan’s coastal environment during this time of year.

July Average Humidity in Ketchikan

This chart illustrates the average monthly humidity levels in Ketchikan, with July's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how July's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec86%85%84%85%81%81%90%92%92%91%87%87%
Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Ketchikan

In Ketchikan, July marks a peak in solar intensity, with a UV Index soaring to 8, categorizing it as very high. This sharp increase from the previous month indicates that sun exposure can lead to skin burn in as little as 15 minutes, necessitating heightened caution for residents and visitors alike. As summer progresses, the UV Index ascends from a modest 1 in January to this summer crescendo, emphasizing the importance of effective sun protection during these vibrant months. Following July, the Index dips slightly, yet vigilance remains essential as August carries a high level of UV exposure. For more in-depth information on the UV Index in Ketchikan, you can visit Ketchikan UV Index.

Maximum UV Index Levels in Ketchikan for July

The chart shows the monthly maximum UV Index (UVI) for Ketchikan 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.
JanFebMarAprMayJunJulAugSepOctNovDec123567875311
Data source: Ketchikan 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 Ketchikan

In Ketchikan, United States, July shines brightly with approximately 248 hours of sunshine, making it the sunniest month of the year. This peak in sunlight follows a steady upward trend from the winter months, where hours languished around 48 in January. As spring unfolds, the days grow longer, with April and May bringing 216 and 245 hours respectively. Although summer begins to wane into August with 224 hours, July remains a vibrant highlight before the gradual decline sets in, reminding locals and visitors alike of the fleeting beauty of daylight as the darker months approach. The overall trajectory illustrates the region's dynamic seasonal shift, from the gloom of winter to the radiant embrace of summer, encouraging outdoor adventures and community gatherings under the expansive Alaskan sky.

Monthly Sunshine Duration in Ketchikan: July Highlighted

The July sunshine duration represents the total number of hours Ketchikan 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.
JanFebMarAprMayJunJulAugSepOctNovDec48h128h174h216h245h232h248h224h184h132h70h63h
Data source: Ketchikan July Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Ketchikan During July

In Ketchikan, July brings a 27% chance of sunny weather, aligning with the somewhat unpredictable summer forecast of this coastal city. While April shines with the highest likelihood of sunshine at 41%, and August follows closely at 31%, July finds itself among the more modest possibilities. Interestingly, the summer months show a slight increase in sunshine compared to early spring, yet they still don’t escape the cloudiness typical of this region. With June and July both holding steady at 27%, it appears that the allure of sunny days remains a tantalizing, albeit elusive, prospect for locals and visitors alike during these warmer months.

Percentage of Sunny Days in July in Ketchikan

The chart illustrates the percentage of sunny days in Ketchikan 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 Ketchikan experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec20%28%18%41%15%27%27%31%10%22%17%38%
Data source: Ketchikan July chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Ketchikan in July

As summer reaches its peak in Ketchikan, July brings about a delightful decrease in daylight hours, offering about 16 hours of sunshine each day. This slight dip follows a steady rise from the 7 hours in January to a height of 17 hours in June, showcasing the region's summer abundance. With daylight gradually waning as the year progresses, residents and visitors alike can savor the long, vibrant days of July, before the upcoming transition into August and its shorter, yet still generous, 14 hours of daylight. This rhythm highlights Ketchikan's unique seasonal dance, where the long, bright summer days gradually ease into the cozy embrace of autumn.

Average Daylight Hours in Ketchikan for July

The chart illustrates the variation in daylight duration in Ketchikan throughout the year, with July highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec7h 48m9h 40m11h 55m14h 13m16h 15m17h 20m16h 43m14h 51m12h 38m10h 21m8h 17m7h 10m
Data source: Ketchikan daylight hours, calculated by summing the hours between sunrise and sunset for each day.

July Winds in Ketchikan

In Ketchikan, July marks a notable shift in wind patterns, with average wind speeds dropping to 3.7 m/s (8 mph), the lowest of the year. From the brisk breezes of January's 8.0 m/s to a gradual decline through the spring months, this summer lull invites a sense of calm and serenity. The winds gently pick up again in August as they return to 4.6 m/s, suggesting a seasonal rhythm that contrasts with the earlier months. This trend highlights Ketchikan's unique climatic transition, where the winds soften in the heart of summer, providing a perfect backdrop for enjoying the great outdoors while embracing the region's vibrant natural beauty.

Average July Wind Speed in Ketchikan

The chart displays monthly wind speed patterns in Ketchikan, 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.
JanFebMarAprMayJunJulAugSepOctNovDec8.06.46.14.44.44.83.7 m/s4.66.16.87.35.4
Data source: Ketchikan July wind data, generated using information from the Copernicus Climate Change Service.

How July Weather in Ketchikan Compares to Other Months

The weather in Ketchikan changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of July's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Ketchikan and find detailed weather information for every month.

In Ketchikan, July and January present stark contrasts in weather. July boasts a milder temperature range, with minimums around 10°C (50°F) and maximums reaching up to 22°C (71°F), while January experiences much colder conditions with minimum temperatures plummeting to -10°C (15°F) and an average high of only 8°C (47°F). Additionally, July sees considerable precipitation at 162 mm (6.4 in) over approximately 14 days, whereas January has even higher precipitation levels, measuring 306 mm (12.1 in) across about 18 days. Despite July’s higher humidity at 90%, January maintains a relatively high humidity level at 86%. For more details on the January weather specifics, visit Ketchikan weather in January.

In Ketchikan, July and February present strikingly different weather patterns. July boasts milder temperatures ranging from a chilly 10°C (50°F) to a pleasant 22°C (71°F), accompanied by high humidity at 90%. However, this summer month also experiences significant rainfall, with an average of 162 mm (6.4 in) over 14 days. In contrast, February delivers a much colder climate, with temperatures dipping as low as -10°C (15°F) and averaging around 2°C (36°F). Although February sees slightly more precipitation at 168 mm (6.6 in) over the same number of days, the humidity remains lower at 85%. For a detailed look at what to expect during this winter month, visit Ketchikan weather in February.

In comparing the weather of July and March, we can see significant differences in temperature and precipitation levels. July features a milder climate with temperatures ranging from a minimum of 10°C (50°F) to a maximum of 22°C (71°F), resulting in an average temperature of 14°C (57°F). In contrast, March experiences colder temperatures, with a minimum of -4°C (25°F) and an average of only 4°C (39°F). Precipitation is notably higher in March, totaling 221 mm (8.7 in) over 19 days, compared to July's 162 mm (6.4 in) over just 14 days. Despite March having higher precipitation, it also boasts lower humidity at 84%, whereas July's humidity sits at a higher 90%. For a more detailed overview, you can visit Ketchikan weather in March.

When comparing the weather in July and April, notable differences emerge. July experiences a milder temperature range, with minimums around 10°C (50°F) and maximums reaching up to 22°C (71°F), making it significantly warmer than April, which has temperatures ranging from 0°C (32°F) to a maximum of 14°C (57°F). However, July sees more humidity at 90%, compared to April's 85%. In terms of precipitation, April is wetter, receiving 218 mm (8.6 in) over 16 rainy days, while July has 162 mm (6.4 in) over 14 days. For more detailed information about April weather, visit Ketchikan weather in April.

In comparing the weather between July and May, July experiences warmer temperatures, with a minimum of 10°C (50°F) and an average of 14°C (57°F), compared to May’s cooler temperatures, which range from a minimum of 4°C (40°F) to an average of 9°C (48°F). While July boasts a higher maximum temperature of 22°C (71°F) versus May's maximum of 18°C (65°F), it also sees more precipitation, totaling 162 mm (6.4 in) over 14 days, compared to May's 141 mm (5.6 in) over 15 days. Humidity levels are notably higher in July at 90%, contrasted with May's more moderate level of 81%. For more details, you can visit Ketchikan weather in May.

In comparing the weather of June and July, July generally sees a slight increase in temperatures, with a minimum of 10°C (50°F) and an average of 14°C (57°F), compared to June's minimum of 7°C (44°F) and an average of 11°C (53°F). Both months experience the same maximum temperature of 22°C (72°F). However, July is notably wetter, with 162 mm (6.4 in) of precipitation over 14 days, while June has a higher total of 216 mm (8.5 in) across 18 days. Additionally, humidity levels rise in July to 90%, compared to June's 81%. For more detailed insights, check out Ketchikan weather in June.

July and August in Ketchikan exhibit similar temperature ranges, with both months showing minimums around 10°C (50°F), average temperatures close to 14°C (57°F-58°F), and maximums reaching about 22°C (71°F-72°F). However, August experiences significantly higher precipitation, totaling 302 mm (11.9 in) over 17 days, compared to July's 162 mm (6.4 in) over 14 days. This increase in rainfall also corresponds with a slight rise in humidity, from 90% in July to 92% in August. For more details on the weather during this month, you can check Ketchikan weather in August.

In July, Ketchikan experiences milder temperatures with a minimum of 10°C (50°F) and an average of 14°C (57°F), reaching up to a maximum of 22°C (71°F). However, this month also sees significant rainfall, totaling 162 mm (6.4 in) over about 14 days, with humidity levels averaging around 90%. In contrast, September brings slightly cooler weather, with minimum temperatures dropping to 8°C (46°F) and an average of 12°C (55°F), peaking at 19°C (67°F). The month is also wetter, accumulating 302 mm (11.9 in) of precipitation across 17 days, accompanied by a marginal increase in humidity to 92%. For more detailed insights on September’s climate, check out Ketchikan weather in September.

In July, the weather in Ketchikan is relatively mild, with temperatures ranging from a minimum of 10°C (50°F) to a maximum of 22°C (71°F) and an average of 14°C (57°F). However, this month also sees significant precipitation, totaling 162 mm (6.4 in) over 14 rainy days, and high humidity levels at 90%.

In contrast, October brings much cooler temperatures, with a minimum of 3°C (38°F), an average of 8°C (47°F), and a maximum of 14°C (57°F). Precipitation increases sharply to 331 mm (13.0 in) over 20 days, while humidity remains high at 91%. This comparative analysis highlights how Ketchikan transitions from the relatively warmer and wetter July to the much cooler and wetter October, making October a distinctly more challenging month weather-wise. For more details, visit Ketchikan weather in October.

In July, Ketchikan enjoys relatively mild temperatures, ranging from a minimum of 10°C (50°F) to a maximum of 22°C (71°F), with average conditions around 14°C (57°F). However, this month is characterized by considerable rainfall, with 162 mm (6.4 in) of precipitation occurring over about 14 days and a high humidity level of 90%.

Contrastingly, November brings much cooler weather, with temperatures dropping significantly, featuring a minimum of 0°C (32°F) and a maximum of only 11°C (51°F), averaging around 6°C (43°F). Moreover, the precipitation soars to 410 mm (16.1 in) across 23 days, resulting in slightly lower humidity at 87%. For a detailed look at what to expect, check out Ketchikan weather in November.

In Ketchikan, July brings relatively mild temperatures, with an average of 14°C (57°F) and maximums reaching up to 22°C (71°F). However, it also experiences high humidity at 90% and significant precipitation, totaling 162 mm (6.4 in) over about 14 days. In contrast, December presents a starkly different climate, featuring much colder conditions, with an average temperature of just 3°C (38°F) and maximums around 9°C (49°F). December also sees more precipitation, accumulating 345 mm (13.6 in) over 21 days, coupled with slightly lower humidity at 87%. For more detailed insights into Ketchikan's December weather, visit Ketchikan weather in December.

Compare Ketchikan's Climate with Cities Worldwide

Conclusion: What to Expect From July Weather in Ketchikan

July in Ketchikan brings a delightful contrast to the cooler months, showcasing pleasantly warm temperatures that can reach up to 22°C (71°F), making it the warmest month of the year. While the average temperature hovers around 14°C (57°F), it still invites outdoor adventures amidst nature's beauty. However, be prepared for a fair share of rain, as 162 mm (6.4 in) of precipitation graces the month across about 14 days, contributing to the lush green scenery. With humidity levels at 90%, the air feels quite refreshing yet humid, setting July apart from the drier and cooler spells earlier or later in the year. For a deeper dive into what you can expect throughout the seasons, check out Ketchikan Climate.