Last updated: August 21, 2025
In July, Trelew, Argentina experiences a notable range of temperatures, with maximums reaching 20°C (69°F) and minimums dropping to -6°C (22°F). The average temperature hovers around 7°C (45°F), creating a cool climate that can be invigorating. Precipitation is modest, totaling 17 mm (0.7 in) over approximately 4 days, which adds to the region's lush landscapes. With humidity levels at 78%, expect a crisp and refreshing atmosphere throughout the month. Whether you're exploring the charming streets or enjoying local cuisine, July in Trelew offers a unique blend of chilly weather and picturesque scenery.
In July, Trelew, Argentina experiences its coldest temperatures of the year, with nighttime lows dipping to -6°C (22°F) and daytime highs reaching a modest 20°C (69°F). This stark contrast marks the peak of winter, where the average temperature settles around 7°C (45°F). Compared to the preceding months, July showcases a significant drop in warmth, particularly when juxtaposed with January's highs of up to 41°C (106°F). As the chill sets in, residents and visitors alike enjoy the tranquil beauty of winter landscapes, making this a unique time to experience Trelew's charm.
In July, Trelew experiences a moderate precipitation amount of 17 mm (0.7 in), consistent with the drier months following the winter season. This figure mirrors the rainfall in August, suggesting a trend of stable, albeit light, precipitation during this time of year. With rain typically falling across four days, July stands out in contrast to the wetter month of June, which saw 45 mm (1.8 in) over the same number of days. Despite the reduction, July’s relatively low rainfall contributes to the overall dryness characteristic of the region, highlighting a seasonal fluctuation that reflects the broader climatic patterns influencing Trelew.
In Trelew, Argentina, July marks a peak in humidity levels, reaching 78%, which aligns closely with August's humidity. This slight plateau follows a steady upward trend from the beginning of the year, where humidity consistently increases from a moderate 51% in January to 77% in June. The months of July and August are characterized by a distinctly high humidity, suggesting a muggy winter atmosphere. As the year progresses towards fall, humidity levels begin to decrease, dipping to 68% in September and continuing downwards, which hints at a return to more comfortable conditions. Overall, July captures the essence of a humid winter in Trelew, setting a backdrop for the transition into the drier months ahead.
In July, Trelew, Argentina experiences a low UV Index of 2, indicating relatively safe sun exposure with a burn time of 45 minutes. This pattern follows a trend of decreasing UV levels from the intense extremes of summer months in January and February, where the UV Index peaks at 13 and 11, respectively, demanding immediate sun protection measures. As the season shifts, March and April see a gradual decline to 8 and 5, marking a transition to more moderate exposures. The mild conditions of July contrast sharply with the summer's extremes, making it an ideal time for outdoor activities with less risk of sunburn. For more insights on UV levels throughout the year, visit the comprehensive Trelew UV Index.
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In July, Trelew, Argentina experiences a modest 217 hours of sunshine, signaling a subtle transition as the sun gradually reclaims its presence after the cold winter months. This dip in sunlight is part of a broader trend observed throughout the cooler winter, peaking at only 205 hours in June. However, as winter wanes and August approaches, the city anticipates a notable increase in brightness, forecasting 259 hours of sunlight. Overall, the sunshine data reveals a rhythmic pattern, where the longer days of the Southern Hemisphere summer come alive in December with an impressive 409 hours, providing a stunning contrast to July's gentle embrace of sunlight.
In Trelew, Argentina, July sees a 54% chance of sunny weather, marking a slight dip from the sunnier months of earlier in the year. As winter sets in, the likelihood of sunshine decreases compared to the summer peak in January and February, which boast chances of 73% and 74% respectively. However, this isn't a drastic drop, as July's sun probability is closely aligned with the transitional months of June and August—both hovering around the mid-50% range. With a gradual increase towards spring in the following months, one can expect July to provide a mix of both sun and clouds, maintaining a pleasant yet cooler climate for visitors.
In July, Trelew, Argentina experiences a consistent 9 hours of daylight, a trend that resonates with the winter months of June and July. As the year progresses from the sun-drenched days of January, with an impressive 14 hours of sunlight, the light gradually wanes, reaching its nadir in the heart of winter. Following July, daylight starts to reclaim its strength, with August marking a slow resurgence to 10 hours. This yearly rhythm highlights the ebb and flow of daylight in Trelew, painting a vivid picture of the region’s seasonal transformation through varying light hours.
In July, Trelew, Argentina experiences a moderate wind speed averaging 4.8 m/s (11 mph), which is on par with the breezy conditions of August. This month marks a slight uptick from the calmer days of late spring, as wind speeds gradually increase after hitting their seasonal low in April at 4.0 m/s (9 mph). As winter transitions towards spring, July’s winds provide a refreshing chill, setting the stage for an upcoming rise in wind velocity leading into the more blustery months of October and November, where speeds reach 5.6 m/s (12 mph) and 5.4 m/s (12 mph), respectively. Thus, the winds of July not only highlight the calm before the seasonal shift but also reflect a consistent pattern that enhances the dynamic climate of Trelew throughout the year.
Weather in Trelew varies notably across the year, with each month offering distinct climate conditions. This page compares July’s weather to other months in Trelew, focusing on differences in temperature, rainfall, humidity, and UV levels.
In July, the weather is quite cool, with temperatures ranging from a chilly -6°C (22°F) at night to a mild max of 20°C (69°F) during the day. This month also experiences relatively high humidity at 78% and sees around 17 mm (0.7 in) of precipitation over four days. In stark contrast, January boasts much warmer temperatures, with a minimum of 8°C (47°F) and a peak of a sweltering 41°C (106°F). The month is characterized by low humidity at 51% and only a single day of light rain totaling 7 mm (0.3 in). For more details on January's climate, visit Trelew weather in January.
In July, the weather is significantly cooler, with temperatures ranging from a mild minimum of -6°C (22°F) to a comfortable maximum of 20°C (69°F), and an average of 7°C (45°F). The month experiences about 17 mm (0.7 in) of precipitation over 4 days, accompanied by high humidity at 78%. In stark contrast, February is much warmer, with temperatures ranging from a minimum of 7°C (45°F) to a scorching maximum of 40°C (104°F), and an average of 21°C (70°F). February sees less precipitation, totaling 11 mm (0.4 in) over just 2 days, and lower humidity at 54%. This clear distinction highlights the varied climates experienced in these months. For more detailed information, you can check Trelew weather in February.
In comparing the weather of July and March, July presents a cooler climate with temperatures ranging from a chilly -6°C (22°F) to a maximum of 20°C (69°F) and an average of 7°C (45°F). The month sees limited precipitation, with only 17 mm (0.7 in) over about four days and a higher humidity of 78%. In contrast, March boasts significantly warmer temperatures, with a minimum of 5°C (41°F), an average of 19°C (66°F), and highs reaching a scorching 36°C (96°F). March also experiences more rainfall, totaling 38 mm (1.5 in) across five days, but with a lower humidity level of 62%. For a more detailed look at March weather in the region, you can visit Trelew weather in March.
In comparing the weather patterns of July and April, it's clear that April experiences significantly warmer temperatures, with average highs reaching 33°C (92°F) compared to July's maximum of only 20°C (69°F). While July maintains a cooler climate with a minimum temperature of -6°C (22°F), April's temperatures rarely drop below -1°C (30°F). Additionally, April sees slightly higher precipitation levels at 20 mm (0.8 in) over just three rainy days, whereas July has 17 mm (0.7 in) spread over four days. The humidity is also lower in April at 65%, compared to July's 78%. For a more detailed look at April weather, you can visit Trelew weather in April.
In comparing the weather of July and May, it is evident that May generally offers milder conditions with higher temperatures. In May, the minimum temperature is slightly warmer at -4°C (25°F), with an average of 11°C (52°F) and a maximum reaching 28°C (82°F). This contrasts with July, where temperatures drop significantly, with a minimum of -6°C (22°F) and an average of just 7°C (45°F). Additionally, while both months experience similar precipitation levels of around 16-17 mm over four days, May boasts lower humidity at 71% compared to July's 78%. For more detailed information, you can check Trelew weather in May.
In comparing the weather between June and July, we see some notable differences. July experienced slightly cooler temperatures, with an average of 7°C (45°F) compared to June's 8°C (46°F). The maximum temperatures were similar, with July peaking at 20°C (69°F) and June reaching 21°C (69°F). Precipitation was significantly lower in July, totaling just 17 mm (0.7 in) over four days, while June saw more rainfall at 45 mm (1.8 in) over the same number of days. Humidity levels were fairly consistent, with July at 78% and June at 77%. For more details on the weather specifics in June, you can visit Trelew weather in June.
When comparing July and August weather, we see a gradual warming trend as summer progresses. In July, temperatures range from a minimum of -6°C (22°F) to a maximum of 20°C (69°F), with an average of 7°C (45°F). Precipitation is relatively low, at 17 mm (0.7 in) over 4 days, and humidity sits at 78%. In contrast, August offers a slightly milder experience, with temperatures ranging from -4°C (25°F) to a maximum of 25°C (77°F), and an average of 9°C (49°F). Precipitation remains consistent at 17 mm (0.7 in) over the same number of days, with humidity also holding steady at 78%. For more details, you can check out Trelew weather in August.
In July, the weather tends to be quite cool, with temperatures ranging from a chilly -6°C (22°F) at night to a moderate high of 20°C (69°F) during the day, accompanied by relatively high humidity at 78%. Precipitation is minimal, with an average of 17 mm (0.7 in) over four days. In contrast, September brings a noticeable warming trend, with nighttime lows of 0°C (33°F) and daytime highs reaching up to 31°C (88°F). It also features slightly lower humidity at 68% and somewhat less rainfall, totaling 14 mm (0.5 in) across just three days. For more detailed information on September weather, you can check out Trelew weather in September.
In July, the weather features a chilly range of temperatures, with a minimum of -6°C (22°F) and a maximum of 20°C (69°F), averaging around 7°C (45°F). This month sees about 17 mm (0.7 in) of precipitation over four days, coupled with a high humidity level of 78%. In contrast, October experiences a much broader range of temperatures, where the minimum drops to -1°C (30°F) but can peak at 32°C (89°F), averaging a much warmer 15°C (59°F). Precipitation is slightly lower at 14 mm (0.6 in) over just three days, and the humidity decreases to 60%. For more details on October weather in Trelew, visit Trelew weather in October.
In comparing the weather patterns of July and November, July experiences much cooler temperatures, with an average of 7°C (45°F) and maximums reaching only 20°C (69°F). The month has a relatively high humidity level of 78% and receives about 17 mm (0.7 in) of precipitation over four days. In contrast, November features warmer conditions, marked by an average temperature of 18°C (64°F) and maximums soaring to 37°C (98°F). This month exhibits lower humidity at 54% and slightly higher precipitation of 25 mm (1.0 in) but only over three days. For more detailed information, you can refer to Trelew weather in November.
July and December present stark contrasts in weather. In July, temperatures are cooler, ranging from a minimum of -6°C (22°F) to a maximum of 20°C (69°F), with an average temperature of 7°C (45°F). This month also sees approximately 17 mm (0.7 in) of precipitation over about 4 days and high humidity levels at 78%. In contrast, December boasts much warmer temperatures, with a minimum of 6°C (44°F) and a peak reaching 38°C (100°F), averaging at 20°C (69°F). With only 16 mm (0.6 in) of rainfall occurring over just 2 days, the humidity drops to a more comfortable 48%. For more detailed information about December's climate, visit Trelew weather in December.
In July, Trelew experiences a distinct shift in weather, marked by cooler temperatures and increased humidity compared to other months. While the maximum temperature reaches a mild 20°C, the average dips significantly to 7°C, and chilly nights can plummet to as low as -6°C. With only 17 mm of precipitation over 4 days, the rainy spells are relatively brief, yet the overall humidity hangs around 78%, lending a damp chill to the air. This blend of coolness and moisture creates a unique winter ambiance that sets July apart from the typically warmer and drier months. For a more in-depth look at the annual variations, explore Trelew Climate.