August Weather in Lancaster, United States

Last updated: February 24, 2025

In Lancaster, United States, the weather in August showcases a vibrant summer climate characterized by a maximum temperature reaching up to 35°C (95°F) and an average temperature of 24°C (76°F). The month experiences a cooler dip with minimum temperatures around 13°C (56°F), providing a pleasant range for outdoor activities. Rainfall is notable, with a total of 138 mm (5.4 in) spread across 15 days, contributing to a humidity level of approximately 72%. This combination of heat and humidity can create a sticky atmosphere, making it essential for residents and visitors alike to stay hydrated while enjoying the lush surroundings of late summer in Lancaster.

August Temperature in Lancaster

In August, Lancaster experiences a warm embrace, with temperatures often reaching a comfortable minimum of 13°C (56°F) and peaking at a max of 35°C (95°F). The average temperature hovers around 24°C (76°F), making it the ideal time for outdoor activities and summer festivities. This month showcases a smooth progression from the increasingly warm July, where highs can reach 36°C (97°F), and hints at the milder weather to come in September. Overall, August serves as a vibrant culmination of summer, providing residents and visitors alike a chance to bask in the warmth before the cooler months set in.

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

The chart illustrates August temperature patterns in Lancaster, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec343843546473787670604538
Data source: Temperature data for Lancaster 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 Lancaster

August in Lancaster marks a significant peak in precipitation, with 138 mm (5.4 in) of rainfall recorded over 15 days. This month stands out as the wettest of the year, following a steady increase in rainfall since May. Notably, the summer months show a clear trend of rising precipitation, peaking in August, which often brings heavy, frequent showers. This pattern of increased rain not only enhances the region's lush landscapes but also sets the stage for an even more colorful transition into the fall. As the summer heat wanes, August's contributions ensure that Lancaster remains vibrant and thriving in its natural beauty.

August Precipitation Trends in Lancaster

The chart displays monthly precipitation patterns in Lancaster, 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.
JanFebMarAprMayJunJulAugSepOctNovDec6210310297128100135138106998997
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Lancaster

August in Lancaster marks a notable shift in humidity levels, dipping to 72%—the lowest point of the year. This decline continues the trend from the previous months, showcasing a gradual decrease from the peak summer humidity in July at 74%. As summer transitions into autumn, the humidity levels begin to rise again in September, aligning closely with the 75% average. This pattern reflects a consistent cyclical nature in Lancaster's climate, where the air grows crisper with the approach of fall, providing a pleasant reprieve from the heavier, more humid months earlier in the year.

August Average Humidity in Lancaster

This chart illustrates the average monthly humidity levels in Lancaster, 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%83%81%78%79%74%72%75%81%85%84%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Lancaster

In August in Lancaster, the UV Index remains high at 9, indicating a very high exposure category that significantly impacts sunburn risk. With a burn time of only 15 minutes, it's crucial to stay vigilant while enjoying outdoor activities. This marks a slight decline from the peak UV levels of 10 experienced in the previous summer months of June and July, but it still calls for proactive sun protection measures. Comparatively, as summer transitions into fall, the UV Index is expected to gradually decrease, evidenced by a drop to 8 in September. Given the rising temperatures and increased sun intensity during the summer, understanding these trends allows residents and visitors to make informed choices about sun safety throughout the season. For more detailed information, check out the Lancaster UV Index.

Maximum UV Index Levels in Lancaster for August

The chart shows the monthly maximum UV Index (UVI) for Lancaster 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.
JanFebMarAprMayJunJulAugSepOctNovDec356910101098642
Data source: Lancaster 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 Lancaster

August in Lancaster is a radiant month, basking in approximately 307 hours of sunshine. This follows the peak brightness of July, which boasts an impressive 347 hours, showcasing the summer's golden splendor. As the year progresses from the depths of winter—with just 134 hours in January—there's a clear upward trend leading into the summer months. Even as August winds down, it maintains a robust level of sunshine, significantly more than the 216 hours seen in November. This pattern highlights Lancaster’s transition from the cooler months to a vibrant summer, making August a delightful period of warmth and light before the seasons shift once again.

Monthly Sunshine Duration in Lancaster: August Highlighted

The August sunshine duration represents the total number of hours Lancaster 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.
JanFebMarAprMayJunJulAugSepOctNovDec134h172h239h241h264h312h347h307h267h222h216h179h
Data source: Lancaster August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Lancaster During August

In Lancaster, United States, the likelihood of sunny weather in August stands at 34%, slightly lower than the preceding months. While July offers a more promising 49% chance of sunshine, August follows a trend of waning sunshine as summer transitions into fall. Interestingly, this dip in sunny prospects aligns with the general pattern observed throughout the year, where mid-summer months exhibit higher chances of sun, decreasing into the late summer and early fall. Notably, September sees a bounce back with 51%, suggesting that although August may be less sunny, the following month could offer brighter days. As such, August in Lancaster might pose some challenges for outdoor enthusiasts seeking sun-drenched skies.

Percentage of Sunny Days in August in Lancaster

The chart illustrates the percentage of sunny days in Lancaster 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 Lancaster experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec39%28%53%42%39%37%49%35%51%36%54%33%
Data source: Lancaster August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Lancaster in August

In Lancaster, United States, the daylight duration experiences a graceful ebb and flow throughout the year. As winter thaws into spring, daylight begins its ascent, peaking at an invigorating 14 hours during the summer months of May, June, and July. However, in August, daylight begins to wane slightly with 13 hours on the clock, hinting at the impending arrival of fall. This trend continues into September, where the day shrinks further to 12 hours, before settling into the shorter days of autumn and winter. The pattern reflects a natural rhythm of change; as the year progresses, the length of daylight gently rises and falls, inviting residents to relish the glorious summer hours before transitioning back to shorter days.

Average Daylight Hours in Lancaster for August

The chart illustrates the variation in daylight duration in Lancaster throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 41m10h 41m11h 58m13h 17m14h 23m14h 56m14h 38m13h 39m12h 24m11h 5m9h 57m9h 22m
Data source: Lancaster daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Lancaster

In August, Lancaster experiences the calmest winds of the year, with an average speed of just 2.1 m/s (5 mph). This is a notable decline from the already gentle breezes of July, which averaged 2.3 m/s (5 mph). As summer reaches its peak, the wind seems to settle, providing a serene backdrop to warm days. This trend of decreasing wind speeds typically peaks in the late summer months, creating a stark contrast to the milder breezes felt in the earlier spring months, such as March and April, which see averages closer to 3.6 m/s (8 mph). As August transitions into September, a slight uptick in wind speed is observed, indicating a subtle shift towards the invigorating breezes of autumn.

Average August Wind Speed in Lancaster

The chart displays monthly wind speed patterns in Lancaster, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.33.33.63.53.12.72.32.1 m/s2.92.93.13.0
Data source: Lancaster August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Lancaster Compares to Other Months

The weather in Lancaster 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 Lancaster and find detailed weather information for every month.

The weather in August and January displays a striking contrast. August typically sees warmer temperatures ranging from a minimum of 13°C (56°F) to a maximum of 35°C (95°F), with an average of 24°C (76°F). In contrast, January experiences frigid conditions, with temperatures plummeting as low as -15°C (4°F) and averaging just 1°C (35°F) on the warmer days, peaking at 19°C (66°F). Additionally, August is characterized by higher humidity levels at 72% and frequent precipitation over 15 days, bringing about 138 mm (5.4 in) of rainfall. January, while drier with only 62 mm (2.4 in) of precipitation over 8 days, presents a higher humidity level of 84%. To explore more about January conditions specifically, you can check out Lancaster weather in January.

August and February showcase drastically different weather patterns. In August, temperatures range from a minimum of 13°C (56°F) to a maximum of 35°C (95°F), with an average of 24°C (76°F). The month experiences considerable precipitation of 138 mm (5.4 in) over about 15 days, coupled with a humidity level of 72%.

In contrast, February brings much colder conditions, with temperatures dipping to a minimum of -16°C (3°F) and peaking at 27°C (80°F), resulting in an average of just 3°C (38°F). Although February sees less rainfall, totaling 103 mm (4.0 in) across 12 days, it has a higher humidity level of 83%. For a detailed look at February weather in Lancaster, check out Lancaster weather in February.

When comparing the weather in August and March, it is evident that they offer contrasting climates. August features much warmer temperatures, with a minimum of 13°C (56°F) and an average of 24°C (76°F), reaching highs of up to 35°C (95°F). In contrast, March remains quite chilly, with averages hovering around 6°C (43°F) and lows plummeting to -16°C (3°F). Furthermore, August experiences higher precipitation levels, totaling 138 mm (5.4 in) over 15 days, while March sees less rain at 102 mm (4.0 in) spread over 10 days. Humidity levels are notably lower in August at 72%, compared to March's higher humidity of 83%. For a detailed look at the weather specifics for that month, you can visit Lancaster weather in March.

When comparing the weather in August and April, it’s clear that August experiences warmer temperatures, with a minimum of 13°C (56°F) and an average of 24°C (76°F), peaking at 35°C (95°F). In contrast, April is much cooler, starting with a minimum temperature of -2°C (28°F) and averaging only 12°C (54°F), although it can reach a maximum of 30°C (87°F) on warmer days. Precipitation is also more pronounced in August, with 138 mm (5.4 in) falling over 15 days, compared to April’s 97 mm (3.8 in) over 11 days. Interestingly, April has a slightly higher average humidity at 81% compared to 72% in August. For more detailed information about April weather, you can visit Lancaster weather in April.

August and May present contrasting weather patterns. In August, temperatures range from a minimum of 13°C (56°F) to a maximum of 35°C (95°F), with an average of 24°C (76°F), indicating the warmth of summer. In contrast, May sees cooler temperatures, with a min of 1°C (34°F) and an average of 18°C (64°F), peaking at 34°C (93°F). While August experiences slightly higher precipitation at 138 mm (5.4 in) over 15 days, May's rainfall is not far behind, totaling 128 mm (5.0 in) across 14 days. The humidity levels are relatively close, with August at 72% and May slightly higher at 78%. For more detailed insights, you can check out Lancaster weather in May.

When comparing the weather in June and August, it's evident that both months experience similar maximum temperatures, peaking at 35°C (95°F). However, June tends to be slightly cooler overall, with average temperatures around 23°C (73°F) compared to August's average of 24°C (76°F). In terms of humidity, August is a bit less oppressive at 72% compared to June's 79%. Precipitation levels in August are higher, with 138 mm (5.4 in) across 15 days, while June sees 100 mm (3.9 in) over 12 days. For more detailed insights into June weather, check out Lancaster weather in June.

August and July display similar weather patterns, but there are notable differences. In August, temperatures range from a minimum of 13°C (56°F) to a maximum of 35°C (95°F), with an average of 24°C (76°F). Comparatively, July sees slightly warmer conditions, with a minimum of 14°C (58°F) and a maximum of 36°C (97°F) and an average of 26°C (78°F). Precipitation levels are quite close, with August receiving 138 mm (5.4 in) over 15 days, while July has a similar total of 135 mm (5.3 in) over 13 days. Humidity remains high in both months, slightly higher in August at 72% versus 74% in July. For more details on July's weather, visit Lancaster weather in July.

August and September exhibit notable differences in weather patterns. August is generally warmer, featuring a minimum temperature of 13°C (56°F) and an average of 24°C (76°F), with highs reaching up to 35°C (95°F). This month also sees more rainfall, accumulating 138 mm (5.4 in) over approximately 15 days and maintaining a humidity level of 72%.

In contrast, September experiences cooler temperatures, with a minimum of 5°C (42°F) and an average of 21°C (70°F), peaking at 34°C (93°F). Precipitation decreases to 106 mm (4.2 in) over about 10 days, and humidity slightly rises to 75%. For more detailed information, visit Lancaster weather in September.

August and October showcase a stark contrast in weather patterns. In August, temperatures range from a minimum of 13°C (56°F) to a maximum of 35°C (95°F), with an average of 24°C (76°F). The month is relatively humid, with 72% humidity and significant precipitation totaling 138 mm (5.4 in) over 15 days. In contrast, October sees much cooler temperatures, with a minimum of 2°C (36°F) and an average of 15°C (60°F), while still reaching highs of 34°C (93°F). Precipitation is less frequent, totaling 99 mm (3.9 in) over 10 days, and the humidity increases slightly to 81%. For more detailed information, visit Lancaster weather in October.

In August, the weather is notably warmer, with average temperatures around 24°C (76°F) and highs reaching up to 35°C (95°F), accompanied by significant humidity at 72%. The month sees considerable precipitation, totaling 138 mm (5.4 in) over about 15 days, making it a relatively wet period. In contrast, November experiences much cooler temperatures, where the average drops to 7°C (45°F) and lows can plunge to -7°C (20°F). Precipitation in November is also lower at 89 mm (3.5 in) but occurs over just 7 days, with humidity rising to 85%. For a closer look at Lancaster's November weather, you can explore Lancaster weather in November.

The weather in August is characterized by warm temperatures, with minimums around 13°C (56°F) and maximums reaching up to 35°C (95°F), making it an ideal month for outdoor activities. In contrast, December experiences a significant drop in temperatures, hitting lows of -12°C (12°F) and highs of only 18°C (65°F), which necessitates warmer clothing. Additionally, August sees higher precipitation levels, with 138 mm (5.4 in) falling over an average of 15 days, while December has less rainfall at 96 mm (3.8 in) over 10 days, despite higher humidity at 84%. For more detailed weather information, visit Lancaster weather in December.

Compare Lancaster's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Lancaster

August in Lancaster brings a vibrant transition in weather dynamics, standing out from other months. With average temperatures peaking at a warm 24°C, juxtaposed against the cooler 13°C nights, this month fosters a unique blend of warmth and comfort. While the humidity lingers at 72%, the sporadic rainfall, totaling 138 mm across 15 days, refreshes the landscape, contrasting with the dryness often felt in earlier summer months. If you're curious about the overall trends, don’t miss the detailed insights available at Lancaster Climate.