Last updated: August 21, 2025
April in San Rafael, Argentina presents a diverse climate experience, with temperatures ranging from a brisk 1°C (33°F) at night to a sweltering 34°C (94°F) during the day. The average temperature settles at a comfortable 17°C (63°F), making it an ideal time for outdoor activities. Despite the warmth, the region also sees 38 mm (1.5 in) of rainfall over roughly five days, contributing to a humidity level of 69%. This blend of conditions creates a dynamic atmosphere, perfect for enjoying the beauty of San Rafael's landscapes.
In April, San Rafael experiences a notable shift as the summer heat gives way to cooler temperatures. The average temperature drops to 17°C (63°F), with a minimum dipping to 1°C (33°F) during the nights. This transitional month still showcases some warmth, peaking at a comfortable 34°C (94°F), yet it marks a clear departure from the intense heat of the preceding months. As the days grow shorter and the air crispens, residents and visitors alike can enjoy the distinctively refreshing climate, making April a lovely time to explore the beautiful landscapes of Argentina while partaking in outdoor activities under the golden autumn sun.
April in San Rafael sees an average precipitation amount of 38 mm (1.5 in), accompanied by about five days of rain. This amount reflects a slight increase from March’s 26 mm (1.0 in), indicating a transition into wetter conditions as the region moves toward the winter months. Interestingly, precipitation levels begin to stabilize in April and May, both registering 39 mm (1.5 in), suggesting a consistent pattern of rainfall during this period. As the year progresses, precipitation tends to decline, with June and July experiencing notably lower totals, averaging just 16 mm (0.6 in) and 17 mm (0.7 in) respectively. Overall, April stands out as a key month in the precipitation cycle, bridging the drier months of early autumn to the increasingly wet conditions that characterize the latter part of the year.
In April, humidity in San Rafael, Argentina, reaches 69%, marking a significant uptick from the previous months. This increase signals the transition into wetter conditions, following March's 58% humidity, and sets the stage for even higher levels in May, where humidity peaks at 75%. Throughout the year, humidity generally trends upward from the drier summer months of January and February, where levels hover around 42% and 46%, respectively. As the seasons change, San Rafael witnesses a gradual rise in humidity, peaking in the cooler autumn and winter months before retreating again in spring, showcasing the region’s dynamic climate patterns.
In April, San Rafael, Argentina, experiences a significant decline in the UV Index, dropping to 8, which falls into the very high exposure category. This change provides a slight respite from the extreme levels seen in the summer months. While the burn time increases to 15 minutes, caution is still advised for outdoor activities during peak sun hours. The trend indicates a gradual reduction in UV intensity into the cooler months, with May seeing a more moderate UV Index of 5. As the seasons transition, it’s essential to remain vigilant about sun safety. For more detailed information, check out the San Rafael UV Index.
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In April, San Rafael experiences a noticeable dip in sunshine, with 280 hours of sunlight illuminating the landscape. This marks a shift from the vibrant beginnings of the year, as January, February, and March bask in an impressive surplus of sun, each offering over 300 hours. Following April, the sun continues to wane into May and June, where hours of daylight drop further, reaching their annual lows at 256 and 250 hours, respectively. However, as the year progresses, San Rafael delights in a robust recovery, culminating in the peak sunshine of 389 hours in December. This seasonal ebb and flow paints a vivid picture of the region's climate, blending warmth and light with the gradual transition into cooler months.
In April, San Rafael enjoys a delightful 70% chance of sunny weather, creating an ideal backdrop for outdoor activities and exploration. Following a slight dip in March, the likelihood of sunshine rebounds, mirroring the sunny patterns observed in earlier months like January and February. This trend indicates that springtime not only brings blooming landscapes but also ample opportunities to bask in the sun. As the month transitions into May, the chance of sun remains robust at 63%, suggesting that April’s pleasant weather is a charming prelude to the warm, inviting days ahead.
In April, San Rafael, Argentina, experiences a notable shift in daylight duration, with the sun gracing the skies for 11 hours each day. This marks a gradual decline from the lush brightness of summer as the days shorten, transitioning from the generous 14 hours of January to the more moderate light of autumn. As the seasons shift, April serves as a bridge between the long, sunlit days of summer and the shorter hours of winter, which settle in with 10 hours of daylight in May. The trend reflects a steady decrease, inviting the beauty of twilight and early evenings, while still offering ample time to explore the vibrant landscapes of this picturesque region.
As April unfolds in San Rafael, the average wind speed hovers around 3.0 m/s (7 mph), reflecting a slight dip from the previous month. This gentle breeze carries the mildness of early autumn, providing a refreshing contrast to the warmth of summer. Notably, the wind speed tends to stabilize during this time, with similar averages also observed in July and August, hinting at a consistent climatic pattern as the seasons transition. After an initial rise in early spring, the winds gradually settle, contributing to the serene outdoor atmosphere that locals and visitors enjoy during this picturesque month. As April gives way to May, the winds remain steady yet subtle, creating perfect conditions for outdoor exploration and adventure.
Weather in San Rafael varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in San Rafael, focusing on differences in temperature, rainfall, humidity, and UV levels.
When comparing the weather in April and January, notable differences emerge. In January, temperatures are significantly warmer, with highs reaching up to 41°C (106°F) and an average of 26°C (79°F), while April experiences a cooler range with maximum temperatures of 34°C (94°F) and average temperatures around 17°C (63°F). January also has a relatively mild minimum temperature of 9°C (48°F), compared to April's cooler low of 1°C (33°F). Precipitation levels are slightly higher in April, with 38 mm (1.5 inches) over approximately 5 days, versus January's 30 mm (1.2 inches) spread over 6 days. Additionally, January boasts lower humidity at 42%, compared to April's higher humidity of 69%. For a detailed look at January's climate, visit San Rafael weather in January.
April and February present quite a contrast in weather conditions. In April, temperatures range from a cool minimum of 1°C (33°F) to a comfortable average of 17°C (63°F), peaking at a maximum of 34°C (94°F). The month sees around 38 mm (1.5 in) of precipitation over approximately five days, accompanied by a humidity level of 69%. In contrast, February is noticeably warmer, with a minimum temperature of 9°C (49°F), an average of 24°C (75°F), and a maximum soaring up to 40°C (104°F). This month records slightly higher precipitation at 52 mm (2.0 in) over six days, but with a much lower humidity of 46%. For more detailed insights, check out San Rafael weather in February.
In comparing the weather of April and March, April tends to be cooler with a minimum temperature of 1°C (33°F) and an average of 17°C (63°F), while March starts off warmer, featuring a minimum of 4°C (39°F) and an average temperature of 21°C (70°F). March also records higher maximum temperatures, reaching up to 38°C (100°F), compared to April's maximum of 34°C (94°F). Precipitation levels are slightly higher in April at 38 mm (1.5 in) over 5 days, compared to 26 mm (1.0 in) over 4 days in March. Additionally, April experiences higher humidity at 69% compared to March's 58%. For more detailed weather specifics during March, you can visit San Rafael weather in March.
April and May both experience a range of temperatures, but April tends to be warmer overall. In April, temperatures range from a minimum of 1°C (33°F) to a maximum of 34°C (94°F), with an average of 17°C (63°F). In contrast, May sees cooler temperatures, with a minimum of -1°C (30°F), an average of 12°C (54°F), and a maximum of 32°C (90°F). Precipitation levels are quite similar between the two months, with April recording 38 mm over 5 days and May slightly higher at 39 mm over 4 days. Humidity is also more pronounced in May, averaging 75% compared to April's 69%. For more detailed information, check out San Rafael weather in May.
April and June present contrasting weather patterns. In April, temperatures fluctuate from a chilly minimum of 1°C (33°F) to a warm maximum of 34°C (94°F), with an average of 17°C (63°F). The month experiences around 38 mm (1.5 in) of precipitation over five days, with humidity at 69%. In stark contrast, June sees colder temperatures, with a minimum of -5°C (24°F) and a maximum of 25°C (77°F), averaging only 8°C (47°F). Additionally, June is drier, with precipitation totaling just 16 mm (0.6 in) over three days and slightly higher humidity at 72%. For more details about June weather, you can visit San Rafael weather in June.
April and July present quite different weather experiences. In April, temperatures range significantly from a minimum of 1°C (33°F) to a maximum of 34°C (94°F), with an average of 17°C (63°F). This month also sees moderate precipitation at 38 mm (1.5 in) over five rainy days, accompanied by a humidity level of 69%. In contrast, July features cooler temperatures, with a minimum of -3°C (26°F), an average of 8°C (46°F), and a maximum of 25°C (77°F). Precipitation is lower in July, at just 17 mm (0.7 in), falling over only two days, and humidity rises slightly to 73%. For a detailed look at the weather patterns in July, you can visit San Rafael weather in July.
April and August present contrasting weather conditions, highlighting the transitions of the seasons. In April, temperatures can range from a minimum of 1°C (33°F) to a maximum of 34°C (94°F), with an average of 17°C (63°F). The month experiences a moderate level of precipitation, with 38 mm (1.5 in) spread over about 5 days and a humidity of 69%. In contrast, August features cooler temperatures, with a minimum of -3°C (26°F) and an average of 11°C (52°F), peaking at 33°C (92°F). Precipitation is significantly lower in August at just 10 mm (0.4 in) over 2 days, while humidity slightly increases to 70%. For more specific weather insights, check out San Rafael weather in August.
April and September showcase distinct weather patterns. In April, temperatures range from a chilly minimum of 1°C (33°F) to a warm maximum of 34°C (94°F), with an average of 17°C (63°F). The month experiences moderate precipitation at 38 mm (1.5 in) over approximately 5 days, coupled with higher humidity levels of 69%. In contrast, September sees cooler temperatures, with a minimum of -4°C (25°F) and an average of 14°C (58°F), peaking at a maximum of 33°C (91°F). This month has less rainfall, totaling 21 mm (0.8 in) over 4 days, and a lower humidity of 59%. For more specific details, you can check San Rafael weather in September.
April and October present notably similar temperature patterns, with both months experiencing a minimum temperature of around 1°C (33°F). However, April typically enjoys a more moderate maximum temperature of 34°C (94°F) compared to October's warmer peak at 38°C (101°F). Average temperatures in both months are comparable, hovering around 17°C (63°F) to 17°C (64°F). In terms of precipitation, April sees 38 mm (1.5 in) over approximately 5 days, while October has slightly more rainfall at 40 mm (1.6 in) across the same number of days. Additionally, humidity levels in April are higher at 69%, compared to October's 57%. For more information, check San Rafael weather in October.
April and November present distinct weather characteristics. In April, temperatures can range from a chilly 1°C (33°F) at night to a warm 34°C (94°F) during the day, with an average of 17°C (63°F). This month sees about 38 mm (1.5 in) of precipitation spread over 5 days, accompanied by relatively high humidity at 69%. In contrast, November features milder nighttime lows at 5°C (41°F) and daytime highs reaching up to 39°C (103°F), with a more comfortable average temperature of 22°C (71°F). Rainfall is slightly higher in November, with 52 mm (2.1 in) over 8 days, and notably, humidity drops to 44%. For a more detailed look at November's climate, you can check San Rafael weather in November.
April and December present contrasting weather patterns, each with its own unique characteristics. In April, temperatures range from a cool minimum of 1°C (33°F) to a comfortable average of 17°C (63°F), peaking at a warm 34°C (94°F). The month sees about 38 mm (1.5 in) of precipitation over approximately five days, coupled with a humidity level of 69%. In contrast, December boasts a milder minimum temperature of 8°C (46°F) and a significantly warmer average of 24°C (76°F), with highs reaching up to 40°C (105°F). Precipitation slightly increases to 45 mm (1.8 in) over seven days, but the humidity drops to a more comfortable 40%. The shift from April's cooler, more humid conditions to December's heat and lower humidity is quite distinct. For more detailed information, you can refer to San Rafael weather in December.
As April rolls into San Rafael, the weather begins to shift, providing a refreshing contrast to the hotter summer months. With average temperatures settling at a comfortable 17°C, days are marked by warmer peaks while evenings cool down significantly, hinting at the approaching winter. This month also experiences a bit of moisture, with an average of 38 mm of rainfall over approximately five days, which contributes to the vibrant, lush landscapes characteristic of the region. The humidity level at 69% adds a touch of mildness during this transition, making it a delightful time for outdoor activities. For a deeper dive into how April fits into the larger picture of San Rafael's climate, check out San Rafael Climate.