Last updated: August 21, 2025
March in Retalhuleu, Guatemala offers a warm tropical climate, with maximum temperatures reaching up to 36°C (96°F) and an average of 28°C (82°F). While the days can be hot, evenings cool down to a pleasant 20°C (68°F). The month experiences 44 mm (1.7 in) of precipitation, distributed across approximately 10 days, contributing to the region's lush surroundings. With an average humidity of 59%, March presents a mix of warmth and moisture, perfect for exploring the vibrant landscapes and rich culture of Retalhuleu.
In March, temperatures in Retalhuleu, Guatemala start to warm up subtly, marking a transition into the spring season. The minimum temperature rises to a comfortable 20°C (68°F), while the average reaches 28°C (82°F), creating an inviting atmosphere for outdoor activities. With maximums peaking at 36°C (96°F), March mirrors February’s warmth, boasting similar highs while gradually increasing the nightly lows. These trends indicate a shift toward hotter days as April approaches, but still provide a delightful respite with pleasant temperatures during the day and cooler nights. March is truly a time to enjoy the blend of warmth and comfort that characterizes Retalhuleu's tropical climate.
In March, Retalhuleu, Guatemala experiences a notable uptick in precipitation, with 44 mm (1.7 in) of rainfall spread across 10 days. This increase marks a significant change from the preceding months, where January and February recorded only 24 mm (1.0 in) and 18 mm (0.7 in) respectively. As the dry conditions give way to the upcoming rainy season, March sets the stage for the deluge that follows in April, when precipitation skyrockets to 105 mm (4.1 in). This progressive rise in rainfall not only underscores the transition into the region's wetter climate, but also enhances the lush landscapes that characterize the area as it prepares for the intense rainfalls of the subsequent months.
In March, humidity in Retalhuleu, Guatemala reaches a comfortable 59%, marking a notable decrease from February’s higher 68%. This dip signals the onset of the drier period leading into the warmer months, as humidity continues to gradually decline into April with 57%. Such fluctuations are part of a broader trend observed throughout the year, where humidity peaks during the rainy season from July to October, reaching a high of 83%. The contrast between March’s moderate levels and the later months highlights the region's shifting climate and the anticipation of the vibrant, lush landscapes that follow the rainy season.
As March unfolds in Retalhuleu, Guatemala, the UV Index reaches a staggering 13, placing it firmly in the extreme exposure category. With a burn time of just 10 minutes, the intensity of the sun demands extra caution for residents and visitors alike. Building on a trend observed since February, the UV Index continues to climb, often peaking in April at 14. This pattern highlights the urgent need for sun protection during these months, as prolonged exposure can lead to serious health risks. With the UV levels remaining consistently high, particularly from February through August, being vigilant about sun safety is essential. To learn more about UV levels in Retalhuleu, be sure to check out the detailed information available at Retalhuleu UV Index.
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When it comes to March sunshine in Retalhuleu, Guatemala, the month stands out distinctly with an impressive 322 hours of sunlight. This marks a significant increase from January and February, which witnessed 257 and 287 hours, respectively. The warmth of March foreshadows the gentle tapering of daylight hours as the year progresses into April and May, where the sun continues to shine brightly with 315 and 310 hours. This trend highlights that early spring is a prime time for basking in the sun, making March a delightful prelude to the warm season ahead. The overall pattern reveals a consistent peak in sunshine during the first half of the year, offering plenty of opportunities for outdoor adventures and sun-soaked moments in this vibrant locale.
In Retalhuleu, Guatemala, the weather in March offers a 60% chance of sunshine, making it a delightful interlude between the brighter months of January and February, which boast 65% and 72% sunny days, respectively. As the dry season nears its end, the likelihood of clear skies begins to decline, with April dropping to 42%. This trend highlights March as one of the last opportunities to enjoy predominantly sunny weather before the rainy season sets in, culminating in a significant reduction of sunny days during the summer months. Whether you're planning outdoor adventures or simply soaking in the sun, March serves as a gateway to the more temperate climate of the region.
In March, Retalhuleu, Guatemala, experiences a noticeable shift in daylight duration as the days stretch to an invigorating 12 hours of sunlight. This marks a transition from the consistent 11 hours of illumination seen in January and February, ushering in the lush, vibrant feel of the late dry season and hinting at the approaching rainy months. As the year progresses into April and beyond, daylight remains stable at 12 hours for the next several months, providing ample time for outdoor activities and appreciation of the region's natural beauty. This consistent daylight pattern gradually recedes again in October, reminding residents and visitors alike of the rhythmic cycle of the seasons.
In March, the winds in Retalhuleu, Guatemala remain steady, with an average speed of 1.4 m/s (3 mph)—consistent with both January and April. This slight breeze offers a refreshing respite from the mildly warm temperatures, creating a pleasing atmosphere for locals and visitors alike. As the month transitions into the hotter season, the wind speeds begin to decline toward May's average of 1.1 m/s (2 mph), marking a trend of diminishing breezes that continues through the late spring and summer months. Overall, March embodies a blend of calmness and warmth, setting the stage for the seasonal shift ahead.
Weather in Retalhuleu varies notably across the year, with each month offering distinct climate conditions. This page compares March’s weather to other months in Retalhuleu, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparison to January, March experiences warmer temperatures, with an average of 28°C (82°F) compared to January's 26°C (79°F). While both months have a similar minimum temperature, March reaches higher maximum temperatures of up to 36°C (96°F), in contrast to January's 34°C (93°F). Precipitation is more frequent in March, occurring on about 10 days and totaling 44 mm (1.7 in), whereas January sees less rain, with precipitation on only 6 days and a total of 24 mm (1.0 in). However, January has a higher humidity level at 76%, compared to March's 59%. For more details, you can check the Retalhuleu weather in January.
March generally experiences slightly warmer temperatures compared to February, with a minimum temperature of 20°C (68°F) compared to February's 19°C (66°F). The average temperature rises from 27°C (81°F) in February to 28°C (82°F) in March, while the maximum remains the same at 36°C (96°F) in March and 36°C (97°F) in February. Notably, March sees significantly higher precipitation, with 44 mm (1.7 in) over 10 days, whereas February receives only 18 mm (0.7 in) over just 3 days. Additionally, humidity is slightly lower in March at 59%, compared to a higher 68% in February. For more details on February's weather, check Retalhuleu weather in February.
Comparing the weather in March and April, we see a slight increase in both minimum and maximum temperatures, with April reaching a minimum of 21°C (70°F) and a maximum of 37°C (99°F) compared to March's 20°C (68°F) and 36°C (96°F). The average temperature remains stable at around 28°C (82°F) to 28°C (83°F), indicating a consistent warm climate. However, April experiences significantly higher precipitation, with 105 mm (4.1 in) over 17 days, as opposed to March's 44 mm (1.7 in) over 10 days, leading to a wetter month despite slightly lower humidity at 57% compared to March's 59%. For more details on April weather in Retalhuleu, visit Retalhuleu weather in April.
March and May exhibit distinct differences in weather patterns. March typically experiences a minimum temperature of 20°C (68°F) and an average of 28°C (82°F), with maximum temperatures reaching 36°C (96°F). Precipitation is relatively low at 44 mm (1.7 inches) over 10 days, contributing to a humidity level of 59%. In contrast, May brings slightly warmer nights with a minimum of 22°C (72°F) and an average of 27°C (81°F). However, it sees a significant increase in rainfall, totaling 447 mm (17.6 inches) over a staggering 31 days, contributing to higher humidity at 65%. This shift makes May much wetter and more humid compared to the drier conditions of March. For further details, check Retalhuleu weather in May.
In March, the weather is typically warm, with temperatures ranging from a minimum of 20°C (68°F) to a maximum of 36°C (96°F) and an average of 28°C (82°F). This month experiences moderate rainfall, totaling about 44 mm (1.7 in) over approximately 10 days, along with a humidity level of 59%. In contrast, June brings slightly warmer conditions, with minimum temperatures of 22°C (72°F) and a maximum of 34°C (93°F), while the average temperature dips to 27°C (80°F). However, June is significantly wetter, with 373 mm (14.7 in) of precipitation spread over 29 days and a higher humidity level of 66%. For a more detailed look at the weather in June, you can visit Retalhuleu weather in June.
March and July in Retalhuleu present notable differences in weather patterns. March typically enjoys warmer temperatures, with a minimum of 20°C (68°F) and an average of 28°C (82°F), while July sees slightly cooler temperatures, starting at a minimum of 21°C (71°F) and averaging 27°C (81°F). However, July is far wetter, receiving a staggering 292 mm (11.5 in) of precipitation over 26 days, compared to March’s 44 mm (1.7 in) across just 10 days. Additionally, July experiences higher humidity levels at 75%, compared to March's 59%. For more details, check out Retalhuleu weather in July.
When comparing the weather in March and August, March tends to be warmer with average temperatures reaching up to 28°C (82°F), while August is slightly cooler with an average of 27°C (80°F). March experiences less precipitation, totaling 44 mm (1.7 in) over about 10 days, whereas August sees significantly higher rainfall of 362 mm (14.3 in) spread across 29 days, contributing to the heightened humidity levels of 82%. This stark contrast in weather patterns highlights March's drier and warmer conditions compared to the wetter and more humid atmosphere of August. For further details, check out Retalhuleu weather in August.
When comparing the weather in March and September, notable differences emerge. March typically enjoys warmer temperatures, with a minimum of 20°C (68°F) and an average high of 36°C (96°F), while September sees slightly cooler temperatures, ranging from a minimum of 21°C (71°F) to a maximum of 34°C (93°F). However, September is characterized by significantly higher precipitation, with 418 mm (16.5 in) expected over 29 days, compared to March's 44 mm (1.7 in) spread over just 10 days. Additionally, the humidity in September climbs to 82%, which is much higher than March's 59%. For more detailed information, you can check Retalhuleu weather in September.
In March, the weather is typically warmer with temperatures ranging from a minimum of 20°C (68°F) to a maximum of 36°C (96°F) and an average of about 28°C (82°F). The month experiences some rainfall, accumulating around 44 mm (1.7 in) over about 10 days, accompanied by a humidity level of 59%. In contrast, October presents a cooler atmosphere, with temperatures ranging from a minimum of 22°C (71°F) to a maximum of 33°C (92°F) and an average temperature of 26°C (79°F). However, October is considerably wetter, receiving 378 mm (14.9 in) of precipitation over 29 days and featuring higher humidity at 83%. For more specific details about October weather, check out Retalhuleu weather in October.
In March, the weather tends to be warmer, with temperatures ranging from a minimum of 20°C (68°F) to a maximum of 36°C (96°F) and an average of 28°C (82°F). This month also experiences lighter precipitation, with 44 mm (1.7 in) over about 10 days and a humidity level of 59%. In contrast, November sees slightly cooler temperatures, with a minimum of 21°C (69°F), an average of 27°C (80°F), and a maximum of 34°C (93°F). However, November is significantly wetter, receiving 106 mm (4.2 in) of rain across 14 days and higher humidity levels at 80%. For more details on November weather, you can check Retalhuleu weather in November.
March and December in Retalhuleu present noticeably different weather patterns. In March, temperatures peak with an average of 28°C (82°F) and can reach highs of 36°C (96°F), accompanied by moderate humidity levels of 59%. However, the month also experiences a fair amount of precipitation, totaling 44 mm (1.7 in) over roughly 10 days. In contrast, December brings slightly cooler temperatures with an average of 26°C (80°F) and a maximum of 34°C (94°F). The month is characterized by lower precipitation at 26 mm (1.0 in) over just 6 days, but it experiences higher humidity at 76%. For more detailed insights on December weather, visit Retalhuleu weather in December.
As March arrives in Retalhuleu, the weather begins to transition, offering a blend of warmth and occasional rains. The maximum temperatures soar, inviting locals and visitors alike to enjoy the vibrant outdoor life, yet the humidity remains manageable at around 59%. Compared to the cooler months of January and February, March is notably warmer, with higher averages and a noticeable uptick in rainfall over approximately 10 days. This shift marks the beginning of a more humid season, setting the stage for the lush landscapes that define the region. For those interested in exploring the unique climate patterns, further insights can be found at Retalhuleu Climate.