August Weather in Norfolk, United States

Last updated: February 24, 2025

August in Norfolk, United States, is characterized by warm temperatures and high humidity, creating a lively summer atmosphere. With maximum temperatures soaring up to 36°C (97°F) and an average of 26°C (79°F), residents and visitors can expect plenty of sunny days. However, the month also brings significant rainfall, with 169 mm (6.6 in) of precipitation spread across 19 days, making it essential to prepare for sudden showers. The average humidity level, reaching 81%, adds a muggy feel to the air, typical of a coastal city in late summer. Whether exploring local attractions or enjoying the beach, embracing the heat and occasional rain defines the essence of August in Norfolk.

August Temperature in Norfolk

In August, temperatures in Norfolk, United States reach their peak, showcasing the warmth of summer. The minimum temperature starts at a comfortable 17°C (63°F), while the average climbs to a balmy 26°C (79°F), making outdoor activities particularly enjoyable. On sweltering days, temperatures can soar to a maximum of 36°C (97°F), reminiscent of July's heat but with slightly more relief at night. This month marks a transition as the increasingly warm days signal the waning summer, paving the way for the milder temperatures of September. Overall, August encapsulates the essence of summer in Norfolk, with warm days perfect for the beach and cool evenings ideal for leisurely strolls.

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

The chart illustrates August temperature patterns in Norfolk, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec424751606876807974665347
Data source: Temperature data for Norfolk 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 Norfolk

August in Norfolk marks a significant peak in precipitation, boasting an impressive 169 mm (6.6 in) of rainfall over 19 days. This represents the highest amount of the year, showcasing a notable increase from the preceding months. The trend leading up to August illustrates a gradual rise in both precipitation levels and number of rainy days, with July also experiencing above-average rainfall at 142 mm (5.6 in). The lush summer atmosphere, fueled by these generous showers, sets the stage for a vibrant transition into autumn, as September’s precipitation drops to 127 mm (5.0 in) yet still maintains a hearty presence. This August intensity not only emphasizes the region's tendency for mid-summer storms but also reflects the broader climatic patterns that define Norfolk's weather.

August Precipitation Trends in Norfolk

The chart displays monthly precipitation patterns in Norfolk, 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.
JanFebMarAprMayJunJulAugSepOctNovDec90997997121121142169127917889
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Norfolk

In Norfolk, United States, August experiences a humidity level of 81%, which aligns closely with the preceding month of July. This consistency reflects a summer pattern, as humidity remains relatively stable throughout the warmer months, peaking in the early part of the year and then gradually declining as autumn approaches. Notably, from January to May, humidity levels are relatively high, averaging around 84% to 80%, before tapering off slightly in the summer months. As the season transitions into September and October, humidity dips further, suggesting a shift towards drier conditions. Overall, the trend indicates that while August maintains a humid climate, it is part of a gradual decline in humidity that characterizes the late summer into early fall in Norfolk.

August Average Humidity in Norfolk

This chart illustrates the average monthly humidity levels in Norfolk, with August's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how August's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec84%83%82%81%80%82%81%81%78%80%84%84%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Norfolk

In August, the UV Index in Norfolk, United States, maintains a very high rating of 10, making it essential for residents and visitors to prioritize sun safety. This trend of elevated UV levels continues from July's peak of 11, indicating that summer months demand serious caution against harmful UV exposure. With a burn time of only 15 minutes, the risk of skin damage increases dramatically, echoing the consistent rise observed since March. It's crucial to stay informed and protect yourself during this time, as the UV Index remains elevated heading into September. For more detailed insights, check out Norfolk UV Index.

Maximum UV Index Levels in Norfolk for August

The chart shows the monthly maximum UV Index (UVI) for Norfolk 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.
JanFebMarAprMayJunJulAugSepOctNovDec4689101011109853
Data source: Norfolk 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.

August Sunshine in Norfolk

In August, Norfolk basks in an average of 327 hours of glorious sunshine, reflecting the peak of summer's warmth and vibrancy. Following a stellar July that boasts 347 hours, August still retains a generous amount of sunlight, though it shows a natural decline as the season shifts. This gradual easing transitions into September's 288 hours, paving the way for the autumn months ahead. Overall, the data illustrates a beautiful crescendo of daylight throughout the warmer months, peaking mid-summer before gently descending, inviting residents and visitors alike to relish the last rays of summer sun.

Monthly Sunshine Duration in Norfolk: August Highlighted

The August sunshine duration represents the total number of hours Norfolk experiences direct sunlight during the month of August, excluding cloudy or obstructed periods. This chart compares the sunshine duration of August with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec167h185h259h289h311h325h347h327h288h260h227h201h
Data source: Norfolk August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Norfolk During August

In August, Norfolk, United States experiences a 47% chance of sunny weather, slightly lower than the average for the summer months. The trend shows a gradual decline in sunny days from April's 55%, reflecting the peak of sunshine during spring, which gives way to varying conditions as summer progresses. This slight dip in sunny weather in August is flanked by 45% in July, while September sees a notable increase to 58%, suggesting that as summer wanes, the skies may brighten again. Overall, August offers a mix of sun and clouds, resonating with the transition towards the more vibrant autumn months.

Percentage of Sunny Days in August in Norfolk

The chart illustrates the percentage of sunny days in Norfolk throughout the year, with August 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 Norfolk experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec48%33%43%55%48%36%45%47%58%43%59%45%
Data source: Norfolk August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Norfolk in August

In August, Norfolk basks in approximately 13 hours of daylight, marking a gentle transition as summer begins to wane. This month follows the peak sunlight of July, where the city enjoyed 14 hours of bright skies. Notably, daylight duration starts to taper off in September, hinting at the impending shift towards autumn. The overall trend from January's 9 hours to August's 13 hours underscores the gradual increase in daylight as the year progresses, peaking mid-year. As days grow shorter, the vibrant summer energy gradually fades, paving the way for the cozy, colorful days of fall ahead.

Average Daylight Hours in Norfolk for August

The chart illustrates the variation in daylight duration in Norfolk throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 56m10h 50m11h 59m13h 9m14h 8m14h 37m14h 21m13h 29m12h 21m11h 11m10h 10m9h 40m
Data source: Norfolk daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Norfolk

During August in Norfolk, the winds take a noticeable dip, averaging just 2.5 m/s (6 mph), making it the calmest month of the year. This decrease follows a trend of diminishing wind speeds that started in June and July, where the average was 3.1 m/s (7 mph). As summer peaks, the lighter breezes of August create a serene atmosphere, ideal for leisurely outdoor activities. However, as autumn approaches, the winds begin to pick up again in September, hinting at a seasonal shift. Overall, this pattern reflects the gentle transition from the warm summer months to the briskness of fall, painting a vivid picture of Norfolk’s evolving climate.

Average August Wind Speed in Norfolk

The chart displays monthly wind speed patterns in Norfolk, with values for each month shown alongside August's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how August's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec3.54.34.03.93.53.13.12.5 m/s3.23.63.93.5
Data source: Norfolk August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Norfolk Compares to Other Months

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

August and January present stark contrasts in weather conditions. In August, temperatures typically range from a minimum of 17°C (63°F) to a sweltering maximum of 36°C (97°F), accompanied by high humidity levels at 81% and substantial precipitation of 169 mm (6.6 in) over 19 days. In contrast, January features much colder temperatures, with a minimum of -15°C (5°F) and an average of only 6°C (43°F). Precipitation is also lower during this winter month, averaging 90 mm (3.5 in) over just 8 days, while humidity slightly increases to 84%. For more details on January weather, check out Norfolk weather in January.

August and February present stark contrasts in weather. In August, temperatures range from a mild 17°C (63°F) to a sweltering 36°C (97°F), with an average of 26°C (79°F). This month also sees significant rainfall, totaling 169 mm (6.6 in) over 19 days, often accompanied by high humidity levels at 81%. In contrast, February experiences a much colder climate, with temperatures ranging from a chilly -7°C (20°F) to a comfortable maximum of 26°C (78°F), but averaging only 8°C (47°F). Precipitation is lower in February, with 99 mm (3.9 in) over about 12 days, and slightly higher humidity at 83%. For more details, check out Norfolk weather in February.

When comparing the weather in August and March, it's clear that these months offer distinctly different climates. August is characterized by warmer temperatures, with a minimum of 17°C (63°F) and an average high of 36°C (97°F), accompanied by high humidity at 81%. The month also sees significant rainfall, averaging 169 mm (6.6 in) over 19 days, making it a wetter period. In contrast, March experiences much cooler temperatures, ranging from a minimum of -5°C (24°F) to a maximum of 30°C (85°F), and a lower average of 10°C (51°F). Precipitation in March is less intense, totaling 79 mm (3.1 in) over 10 days, with humidity remaining relatively high at 82%. For more detailed information on March weather, you can visit Norfolk weather in March.

August and April present stark contrasts in weather patterns. In August, temperatures soar with a minimum of 17°C (63°F) and an average of 26°C (79°F), reaching a maximum of 36°C (97°F). This month also sees a notable amount of rainfall, totaling 169 mm (6.6 in) over 19 days, combined with high humidity levels of 81%. In contrast, April enjoys milder conditions, starting with a chilly minimum of 1°C (34°F) and an average temperature of 16°C (60°F), peaking at a more moderate 31°C (88°F). The precipitation in April is lower, at 97 mm (3.8 in) across 11 days, but it shares the same humidity level of 81%. For more detailed insights, you can visit Norfolk weather in April.

When comparing the weather in August and May, it’s evident that August is significantly warmer, with average temperatures soaring to 26°C (79°F) and maximums reaching up to 36°C (97°F). In contrast, May experiences a more mild average temperature of 20°C (69°F), making it a cooler option overall. Although August has slightly more precipitation, totaling 169 mm (6.6 in) over 19 days, May also sees considerable rainfall, with 121 mm (4.7 in) spread across 11 days. Both months showcase high humidity levels, with August at 81% and May at 80%. For a detailed look at May's weather, you can check the information here: Norfolk weather in May.

In June, temperatures vary from a minimum of 12°C (54°F) to a maximum of 36°C (97°F), with an average of 24°C (76°F). This month experiences 121 mm (4.8 in) of precipitation over approximately 13 days, accompanied by a humidity level of 82%. By contrast, August sees higher temperatures, ranging from a minimum of 17°C (63°F) to an average of 26°C (79°F) and peaking at the same maximum of 36°C (97°F). However, August is notably wetter, with 169 mm (6.6 in) of precipitation spread over 19 days, and a slightly lower humidity of 81%. These differences make June a bit cooler and less rainy compared to the often steamy and soggy weather in August. For more detailed information, you can check Norfolk weather in June.

In comparing the weather from July to August, we see that August experiences slightly warmer average temperatures with a minimum of 17°C (63°F) and a maximum of 36°C (97°F), compared to July's minimum of 15°C (59°F) and maximum of 37°C (99°F). Despite August having a higher overall average temperature, July is slightly warmer on average at 27°C (81°F) versus August's 26°C (79°F). Additionally, August is wetter, receiving 169 mm (6.6 in) of precipitation over 19 days, whereas July collects 142 mm (5.6 in) over 15 days. Both months maintain a consistent humidity level of 81%. For more detailed insights, check out Norfolk weather in July.

August typically boasts warmer temperatures, with nighttime lows around 17°C (63°F) and daytime highs reaching up to 36°C (97°F), leading to a warm average of 26°C (79°F). In contrast, September experiences cooler nights with a minimum of 12°C (54°F) and a slightly reduced average temperature of 24°C (75°F), while also reaching similar daytime highs of 35°C (95°F). Precipitation is more frequent in August, with 169 mm (6.6 in) of rain falling over 19 days, compared to September’s 127 mm (5.0 in) over just 13 days. Humidity remains relatively high in both months, but August is a bit more humid at 81% compared to September's 78%. For more detailed insights into September’s weather in Norfolk, you can visit Norfolk weather in September.

August features much warmer temperatures, with a significant range from a minimum of 17°C (63°F) to a maximum of 36°C (97°F), making it one of the hottest months of the year. In contrast, October sees cooler temperatures, with a minimum of just 4°C (39°F) and an average of 19°C (66°F), peaking at 34°C (93°F). Additionally, August experiences higher precipitation, with 169 mm (6.6 in) spread over 19 days, while October is drier, receiving only 91 mm (3.6 in) over 9 days. Humidity levels remain relatively similar, hovering around 81% in August and 80% in October. For more details on October's climate, visit Norfolk weather in October.

August and November showcase stark contrasts in weather patterns. In August, the temperatures soar with a minimum of 17°C (63°F) and an average of 26°C (79°F), peaking at a sweltering 36°C (97°F). This month is characterized by high humidity at 81% and significant precipitation, with 169 mm (6.6 in) falling over 19 days. In contrast, November experiences much cooler temperatures, with a minimum of -2°C (29°F) and an average of 11°C (53°F), while reaching a maximum of 28°C (82°F). The month sees a marked reduction in rainfall, totaling 78 mm (3.1 in) over just 9 days, and slightly higher humidity levels at 84%. For a closer look at specific weather details, check out Norfolk weather in November.

August and December present two starkly contrasting weather patterns. In August, temperatures are warm and often sweltering, with daily averages around 26°C (79°F) and peaks reaching up to 36°C (97°F). The month is characterized by high humidity at 81% and significant rainfall, averaging 169 mm (6.6 in) over 19 days. In contrast, December brings much cooler temperatures, with lows dropping to -6°C (21°F) and average highs reaching just 8°C (47°F). Although December sees less precipitation, totaling 89 mm (3.5 in) over only 9 days, the humidity remains relatively high at 84%. For more detailed insights on December weather, check out Norfolk weather in December.

Compare Norfolk's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Norfolk

As summer reaches its peak, August in Norfolk stands out with its warm temperatures and notable humidity. With an average high that invites beach outings and outdoor events, this month also brings increased precipitation, making it one of the wetter periods of the year. The frequent rain showers can offer a refreshing break from the heat but can also lead to more damp days compared to the drier months of late spring and early summer. As you plan your activities, remember to check out the detailed Norfolk Climate to understand how August varies from the rest of the year.