Last updated: August 27, 2025
In June, Callao, Peru experiences mild temperatures characterized by a maximum of 21°C (71°F) and an average of 18°C (64°F), dipping to a minimum of 15°C (59°F). This month is notably dry, with a total precipitation of just 10 mm (0.4 in) and zero rainy days, making it ideal for outdoor activities and exploration. The humidity level rests around 69%, contributing to a comfortable and pleasant climate, perfect for enjoying the vibrant coastal scenery.
In June, Callao, Peru, experiences a subtle shift in temperatures, with daily averages dipping to around 18°C (64°F). The month typically starts with a minimum temperature of 15°C (59°F) and peaks at a maximum of 21°C (71°F). This trend marks a continuation of the cooling pattern observed since May, which delights locals with a cooler, more comfortable climate. As winter approaches, the city embraces a consistent coolness, moving from the warmer temperatures of earlier months while maintaining a mild and inviting atmosphere that beckons both residents and visitors to explore.
In June, Callao experiences a notable shift in precipitation patterns, with rainfall measuring just 10 mm (0.4 in) and, strikingly, a complete absence of rain days. This continuation of the dry trend initiated in May exemplifies the city's lean on arid conditions leading into winter. Historically, June stands alongside subsequent months in exhibiting minimal precipitation, reflecting a broader climatic pattern where the region transitions into a more stable phase with significantly fewer rainfall days. As the year progresses, residents often look to the slightly increased precipitation in July and beyond, yet June's dryness underscores the prevailing conditions typical for this coastal Peruvian city.
In Callao, Peru, the month of June marks a notable shift in humidity levels, dropping to 69%, a significant decrease from the consistently high humidity seen in the earlier months. This decline is part of a broader trend throughout the year; while January through May experience humidity levels between 83% and 90%, June serves as a gateway to drier conditions that continue into July and August, where levels plummet to 56% and 50%, respectively. This seasonal transition not only highlights a more comfortable climate for outdoor activities but also sets the stage for the gradual return of humidity in the latter part of the year, culminating in November's 81%. Overall, June serves as a pivotal month, signaling a reprieve from the heavy humidity typical of the earlier months.
In June, Callao, Peru, experiences a UV Index of 9, categorizing it as very high and suggesting a burn time of about 15 minutes for unprotected skin. This marks a slight decline from the extreme levels observed in the earlier months, yet it's essential to remain cautious. The trend from January through May shows consistently extreme indices, mostly hovering around 14, with only a minor dip to 12 in April. The UV Index stabilizes in June before rising again in July, indicating that, even during the winter months, the sun's intensity in Callao is significant. For safe sun exposure tips and more detailed information, visit Callao UV Index.
UV Risk Categories
June in Callao, Peru, offers a delightful contrast to the bustling months preceding it, with an impressive 313 hours of sunshine. This marks a slight dip from May's 331 hours, yet it still embraces the sun-drenched charm that characterizes the Peruvian coast. The sun gradually intensifies as the year progresses, as seen in the rise from 270 hours in January to a noticeable 340 hours in October. This consistent increase highlights Callao's reputation for vibrant coastal energy, making it an ideal destination for sun-seekers year-round. As the seasons shift, each month brings its own radiant gifts, ensuring that the allure of sunshine never fades in this lively coastal town.
In Callao, Peru, the probability of enjoying sunny weather shows a noticeable trend as the year progresses, particularly peaking in the mid-year months. As we move into June, residents and visitors can expect about a 40% chance of sunny skies—a robust improvement from the 50% in May. Following June, the odds continue to rise, reaching 55% in July, making it one of the sunniest months of the year. This gradual increase in sunshine from the earlier months indicates a shift from the cooler, cloudier season to brighter, more inviting weather, ideal for exploring the coastal beauty of Callao. August and September maintain similar probabilities, ensuring that for those planning summer activities, June remains a pivotal time as the region transitions into sunnier days.
In Callao, Peru, the pattern of daylight duration reveals intriguing trends throughout the year. From January to March, residents enjoy a consistent 12 hours of daylight, embracing the warmth of the sun. However, as April arrives, a slight decline is observed, with daylight tapering to 11 hours. This reduction in sunlight continues through June and July, showcasing a steady seasonal rhythm. Interestingly, the hours begin to extend once more in September, climbing back to 12 hours by October, only to maintain this ample daylight through the end of the year. This cyclical variation underscores the region's unique coastal climate, where extended periods of daylight converge with natural seasonal changes.
In June, Callao, Peru, experiences a noticeable uptick in wind activity, with average speeds reaching 2.9 m/s (6 mph). This shift marks the onset of the region's breezier months, as winds gradually strengthen from the previous months. As the year progresses, Callao's winds continue to gain momentum, peaking in the following months of July and August, where speeds reach up to 3.1 m/s (7 mph). This trend not only enhances the coastal ambiance but also signifies a transition towards the more invigorating, breezy season, inviting both locals and visitors to embrace the refreshing gusts that characterize this vibrant coastal city.
Weather in Callao varies notably across the year, with each month offering distinct climate conditions. This page compares June’s weather to other months in Callao, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather conditions of June and January, notable differences emerge. June experiences milder temperatures, with a minimum of 15°C (59°F) and a maximum of 21°C (71°F), while January boasts warmer temperatures, ranging from 17°C (64°F) to a high of 27°C (81°F). June is relatively dry, with only 10 mm (0.4 in) of precipitation over zero days, whereas January sees significantly more rainfall, totaling 47 mm (1.9 in) over 15 days. Additionally, June has a moderate humidity level of 69%, compared to January's higher humidity at 89%. For more details, you can check Callao weather in January.
In comparing the weather of June and February, it's clear that February is generally warmer with average temperatures ranging from a minimum of 18°C (65°F) to a maximum of 28°C (82°F), whereas June’s temperatures hover between 15°C (59°F) and 21°C (71°F). February also experiences significantly higher precipitation at 53 mm (2.1 in) over 12 days, compared to June’s dry conditions with only 10 mm (0.4 in) and no rainy days. Additionally, February’s humidity level is higher at 89%, compared to June’s average of 69%. For a more detailed look at February conditions, check out Callao weather in February.
In June, the weather is generally milder, with temperatures ranging from a minimum of 15°C (59°F) to a maximum of 21°C (71°F), and an average of 18°C (64°F). The month is relatively dry, receiving only 10 mm (0.4 in) of precipitation over 0 days, with humidity levels around 69%. In contrast, March enjoys warmer temperatures, with a minimum of 17°C (64°F) and reaching up to 27°C (81°F), averaging 22°C (72°F). However, it experiences significantly higher rainfall, accumulating 50 mm (2.0 in) over 14 days, and higher humidity at 90%. For more details on March’s weather, you can check out Callao weather in March.
When comparing the weather in April and June, April tends to be warmer overall, with average temperatures peaking at 20°C (69°F) and maximums reaching up to 26°C (79°F). In contrast, June's temperatures are cooler, averaging around 18°C (64°F) with a maximum of 21°C (71°F). Additionally, April experiences more precipitation, receiving 18 mm (0.7 in) over five days, while June remains relatively dry with just 10 mm (0.4 in) and no rainy days at all. Humidity levels are also higher in April at 89%, compared to June's 69%. For more details on April weather, check out Callao weather in April.
In comparison to May, June experiences a slightly cooler temperature range, with average temperatures dropping from 19°C (66°F) in May to 18°C (64°F) in June. Notably, June's maximum temperature reaches only 21°C (71°F), while May can get as warm as 25°C (78°F). Precipitation levels are relatively low in both months, with June averaging 10 mm (0.4 in) across zero rainy days, compared to May’s 9 mm (0.4 in) over one rainy day. Additionally, June's humidity is lower at 69% compared to May’s 83%. For more details on the weather in May, you can check Callao weather in May.
The weather in June is generally mild, with temperatures ranging from a minimum of 15°C (59°F) to a maximum of 21°C (71°F) and an average temperature of 18°C (64°F). Precipitation is minimal at just 10 mm (0.4 in) over the course of the month, and the humidity is relatively high at 69%. In contrast, July sees slightly cooler temperatures, with a minimum of 14°C (57°F), an average of 17°C (63°F), and the same maximum of 21°C (69°F). Although July experiences a marginal increase in precipitation to 11 mm (0.4 in), it benefits from lower humidity levels at 56%. For a more detailed look at the weather, you can check Callao weather in July.
In comparing the weather between June and August, we see only slight variations. June boasts a minimal temperature range with a low of 15°C (59°F) and an average of 18°C (64°F), peaking at 21°C (71°F). It also experiences relatively high humidity at 69%, despite having little to no precipitation. Conversely, August tends to be slightly cooler, with temperatures ranging from a minimum of 14°C (57°F) to an average of 17°C (62°F) and a maximum of 20°C (69°F). Notably, August has lower humidity at 50%, while still maintaining the same level of precipitation as June at 10 mm (0.4 in) across zero rainy days. For more details on August's weather patterns, you can visit Callao weather in August.
June and September exhibit similar temperature patterns, with June having a slight edge on the average, recording a minimum of 15°C (59°F) and an average of 18°C (64°F), while September shows a minimum of 14°C (57°F) and an average of 17°C (62°F). Both months experience the same level of precipitation at 10 mm (0.4 in), but June is completely dry with no rainy days, whereas September sees one day of rainfall. Additionally, humidity levels are higher in June at 69%, compared to 53% in September, making September feel a bit more comfortable. For more details on September weather, visit Callao weather in September.
June and October share similar temperature ranges, with June averaging 18°C (64°F) and October slightly cooler at 17°C (63°F). Both months experience a maximum temperature of 21°C (71°F), but June enjoys slightly higher minimum temperatures at 15°C (59°F) compared to October's 14°C (58°F). Precipitation levels are consistent, with both months receiving 10 mm (0.4 in) of rain, though October has two rainy days while June remains dry. Humidity levels are quite comparable as well, with June at 69% and October slightly lower at 68%. For more details, you can check out Callao weather in October.
In June, the weather features a mild average temperature of 18°C (64°F), with daily highs peaking at 21°C (71°F) and lows around 15°C (59°F). Rainfall is minimal, with only 10 mm (0.4 in) recorded over the month and no rainy days, while humidity stands at 69%. In contrast, November brings slightly warmer temperatures, with averages of 18°C (65°F) and highs reaching 23°C (74°F). It experiences a little more precipitation, totaling 9 mm (0.4 in) over two days, and humidity increases to 81%. For more detailed information, check out Callao weather in November.
In June, Callao experiences relatively mild weather with average temperatures ranging from a minimum of 15°C (59°F) to a maximum of 21°C (71°F), accompanied by low precipitation of just 10 mm (0.4 in) over zero rainy days. The humidity during this month is a comfortable 69%. In contrast, December brings slightly warmer conditions, with temperatures between 16°C (62°F) and 25°C (76°F) and an increase in rainfall, totaling 17 mm (0.7 in) across three rainy days. Notably, humidity rises to 87%, making the December weather feel more humid compared to June. For a detailed look at December's climate, you can visit Callao weather in December.
As June rolls in, Callao experiences a delightful transition in weather, marked by mild temperatures that average around 18°C (64°F), providing a welcome respite compared to the hotter months. The absence of precipitation during this time means you can expect clear skies and comfortable days, making it an ideal month for outdoor activities. With humidity sitting at a manageable 69%, June offers a pleasant atmosphere that stands out from the more humid and rainier periods of the year. For a detailed look at what to expect throughout the year, check out Callao Climate.