April Weather in Lahijan, Iran

Last updated: August 21, 2025

In Lahijan, Iran, April brings a pleasant climate characterized by a maximum temperature reaching 30°C (86°F) and an average temperature around 14°C (58°F). The month experiences a minimum temperature dropping to 1°C (35°F), showcasing the region's cool nights. With 108 mm (4.2 in) of rain over 11 days, precipitation is a notable aspect of April, contributing to the lush greenery for which Lahijan is renowned. The average humidity level stands at 65%, enhancing the vibrant atmosphere of this picturesque town during spring.

April Temperature in Lahijan

In April, Lahijan experiences a delightful transition into spring, with temperatures showcasing a significant warming trend. The month begins with a minimum of 1°C (35°F), gradually rising to an average of 14°C (58°F) and peaking at 30°C (86°F). This marks a noticeable increase from the preceding months, reflecting the shift from the chill of late winter to the budding warmth of spring. The shift not only encourages outdoor activities but also brings lush greenery to the region, making it an inviting time for visitors and locals alike to explore the beauty of Lahijan. As the month unfolds, the rising temperatures signal the approach of even warmer May days, setting the stage for a vibrant and lively atmosphere.

April Weather in Lahijan: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Lahijan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lahijan, April typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec464752586777807973645651
Data source: Temperature data for Lahijan 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.

April Precipitation in Lahijan

In April, Lahijan experiences a moderate level of rainfall, with precipitation measuring 108 mm (4.2 in) over approximately 11 days. This amount is slightly lower than the preceding months of January, February, and March, which often showcase more substantial rainfall, indicating a gradual shift towards drier conditions as spring progresses. While April’s precipitation is significant, it sets the stage for May's notable drop to just 48 mm (1.9 in), reflecting the transition into a drier phase for the region. This trend emphasizes Lahijan's seasonal variability, with April serving as a pivotal month that bridges the wetter winter months to the onset of summer's lower rainfall.

April Precipitation Trends in Lahijan

The chart displays monthly precipitation patterns in Lahijan, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Lahijan, April typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec10414111210848319585118177180117
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Lahijan

In April, Lahijan, Iran, experiences a noticeable shift in humidity as it drops to 65%, marking a significant transition from the wetter months of winter and early spring. This decline is part of a broader trend where humidity levels begin to decrease as warmer summer months approach, reaching their lowest point of 49% in August. Interestingly, this April figure is slightly lower than the previous month’s 72%, suggesting a gradual drying out as the region gears up for the heat of summer. Following April, humidity levels stabilize, maintaining a consistent 65% through May and June before steadily declining further into the summer, only to rebound again in the latter part of the year. Overall, April serves as an important marker in this seasonal humidity cycle, bridging the lush, moisture-rich months to the drier, warmer seasons ahead.

April Average Humidity in Lahijan

This chart illustrates the average monthly humidity levels in Lahijan, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Lahijan is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec75%75%72%65%65%65%61%49%58%73%75%72%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Lahijan

As April rolls into Lahijan, Iran, the UV Index peaks at 8, reflecting a very high exposure category that demands caution for outdoor enthusiasts. This trend mirrors March's heightened UV levels, indicating the onset of the warm season, which will only intensify in the months to follow. With a burn time of just 15 minutes, it’s crucial to take protective measures during this period, as skin can quickly become susceptible to damage. As the days progress toward summer, the UV Index will escalate further in May to an extreme 11, signaling a steady climb in sun intensity. For those planning to revel in the sunny days ahead, staying informed about UV variations is essential. For more detailed insights, check out Lahijan UV Index.

Maximum UV Index Levels in Lahijan for April

The chart shows the monthly maximum UV Index (UVI) for Lahijan in April, 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. In April, the maximum UV index in Lahijan typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec448811101098643
Data source: Lahijan April 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.

April Sunshine in Lahijan

April shines brightly in Lahijan, Iran, with 315 hours of sunshine that herald the arrival of warmer days. This increase in daylight is a notable trend as the region transitions from spring to summer, following a steady ascent from 200 hours in January to 297 hours by March. As April unfolds, the sun’s presence continues to grow, foreshadowing the peak of summer in June and July, when sunshine hours reach their zenith at 392 hours and 383 hours, respectively. The gradual rise throughout the year is particularly striking, emphasizing Lahijan’s vibrant climate, where the blossoms of spring are vividly illuminated, enriching the landscape and inviting outdoor exploration. As autumn approaches, the hours slowly diminish, but April remains a perfect balance of warmth and light, captivating both residents and visitors alike.

Monthly Sunshine Duration in Lahijan: April Highlighted

The April sunshine duration represents the total number of hours Lahijan experiences direct sunlight during the month of April, excluding cloudy or obstructed periods. This chart compares the sunshine duration of April with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec200h242h297h315h378h392h383h366h323h287h230h242h
Data source: Lahijan April Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Lahijan During April

As April rolls into Lahijan, Iran, the likelihood of sunny days begins to stabilize, offering a 51% chance of sunshine. This marks a slight improvement compared to the previous months, particularly March, which sees only 31% sunny days. It's interesting to note that while January and June boast higher chances of sun at 66% and 63% respectively, April reflects a transition towards warmer months, preparing the way for drier conditions ahead. Despite its balanced sunshine prospects, the month aligns closely with the earlier months of spring, hinting at a gradual shift in weather patterns. As the region approaches summer, April serves as a pivotal moment when the sun begins to take a more confident stand after the chill of winter.

Percentage of Sunny Days in April in Lahijan

The chart illustrates the percentage of sunny days in Lahijan throughout the year, with April 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 Lahijan experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec66%47%31%51%47%63%47%71%40%33%51%63%
Data source: Lahijan April chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Lahijan in April

In Lahijan, Iran, the arrival of April brings a noticeable increase in daylight duration, extending to 13 hours—a significant leap from the 11 hours observed in March. This upward trend continues into May, where daylight peaks at 14 hours, suggesting a vibrant and luminous season ahead. Following the peak, daylight gradually decreases through the summer and into fall, providing a gentle ramp down to 10 hours by November. This rhythm of expanding and contracting daylight not only defines the ambiance of the seasons but also enriches the daily experiences of Lahijan’s residents, as they embrace longer, sunlit days and the blossoming beauty of spring.

Average Daylight Hours in Lahijan for April

The chart illustrates the variation in daylight duration in Lahijan throughout the year, with April highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 54m10h 48m11h 58m13h 9m14h 9m14h 39m14h 24m13h 31m12h 23m11h 11m10h 9m9h 38m
Data source: Lahijan daylight hours, calculated by summing the hours between sunrise and sunset for each day.

April Winds in Lahijan

In April, the winds in Lahijan, Iran, gently ease to an average speed of 1.9 m/s (4 mph), showcasing a subtle decline from the consistent 2.2 m/s (5 mph) seen in the preceding months of January through March. This trend continues into May, where the winds regain a moderate pace of 2.1 m/s (5 mph), balancing the atmosphere perfectly as the weather warms. The overall pattern suggests that spring brings a slight lull in wind activity, inviting a tranquil ambiance that complements the natural beauty of Lahijan's landscape. As the seasons transition, the winds remain light and breezy, ideal for leisurely outdoor strolls and rejuvenating moments in the soft April air.

Average April Wind Speed in Lahijan

The chart displays monthly wind speed patterns in Lahijan, with values for each month shown alongside April's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how April's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.12.22.21.9 m/s2.12.02.22.02.22.02.02.2
Data source: Lahijan April wind data, generated using information from the Copernicus Climate Change Service.

How April Weather in Lahijan Compares to Other Months

Weather in Lahijan varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Lahijan, focusing on differences in temperature, rainfall, humidity, and UV levels.

April weather contrasts sharply with that of January, showcasing a significant increase in temperature and a shift in overall climate conditions. In April, temperatures range from a minimum of 1°C (35°F) to a maximum of 30°C (86°F), with an average of 14°C (58°F), creating a much warmer atmosphere. The month also experiences around 108 mm (4.2 in) of precipitation over 11 days, supporting the fresh growth of spring. In comparison, January temperatures drop considerably, with a minimum of -7°C (19°F) and a maximum of 22°C (73°F), averaging at 8°C (47°F). January also sees slightly less precipitation at 103 mm (4.1 in) across 9 days, but with higher humidity at 75%. For more details on the weather conditions in January, visit Lahijan weather in January.

In comparing the weather of April and February, April typically enjoys milder temperatures with an average of 14°C (58°F), while February is cooler, averaging only 8°C (47°F). The maximum temperature in April can reach up to 30°C (86°F), offering much warmer conditions than February's maximum of 26°C (80°F). However, February experiences slightly more rainfall, with 141 mm (5.6 in) over 12 days compared to April's 108 mm (4.2 in) over 11 days. Additionally, February tends to have higher humidity at 75%, compared to April's 65%. For more details, you can check Lahijan weather in February.

April generally offers slightly warmer temperatures compared to March, with average highs reaching up to 30°C (86°F), compared to March's average high of 29°C (84°F). The minimum temperature in April is also a bit higher at 1°C (35°F) versus 0°C (32°F) in March. In terms of precipitation, both months are quite similar, with April receiving 108 mm (4.2 in) and March slightly more at 112 mm (4.4 in). However, rain falls on fewer days in April (11 days) compared to March (14 days), indicating that April might feel drier overall. Additionally, the humidity is lower in April at 65%, compared to 72% in March, contributing to a more comfortable atmosphere. For more detailed insights about March weather, visit Lahijan weather in March.

April weather typically sees a wide range of temperatures, with a minimum of 1°C (35°F) and a maximum soaring to 30°C (86°F), averaging around 14°C (58°F). During the month, precipitation is significant, with 108 mm (4.2 in) falling over 11 days, resulting in a humid environment with 65% humidity. In contrast, May marks a notable shift, featuring warmer temperatures with a minimum of 9°C (48°F) and a maximum of 35°C (96°F), averaging 20°C (68°F). The month is comparatively drier, experiencing only 48 mm (1.9 in) of rainfall over 9 days yet maintaining the same humidity level of 65%. For more detailed insights, check Lahijan weather in May.

April and June present distinctly different weather patterns. In April, temperatures range from a cool 1°C (35°F) at night to a warm 30°C (86°F) during the day, with an average of 14°C (58°F). The month experiences considerable rainfall, totaling 108 mm (4.2 in) over 11 days, contributing to a humid atmosphere with a humidity level of 65%. In contrast, June boasts much warmer temperatures, with minimums of 15°C (59°F) and maximums reaching 35°C (95°F), resulting in a pleasant average temperature of 25°C (77°F). Rainfall significantly decreases to 31 mm (1.2 in) over just 6 days, while humidity remains steady at 65%. For more detailed information, check Lahijan weather in June.

April and July exhibit notable differences in weather patterns. April sees cooler temperatures, ranging from a minimum of 1°C (35°F) to a maximum of 30°C (86°F), with an average of 14°C (58°F). It experiences higher precipitation levels, totaling 108 mm (4.2 in) over approximately 11 days, alongside a humidity of 65%. In contrast, July is significantly warmer, with temperatures ranging from a minimum of 16°C (62°F) to a maximum of 37°C (99°F), averaging 27°C (81°F). The month has slightly less precipitation at 95 mm (3.7 in), occurring over 12 days, and lower humidity at 61%. This shift from April to July highlights a transition from a cool, wet spring to a warm, summer climate. For more detailed insights, you can check Lahijan weather in July.

April and August present contrasting weather characteristics. In April, temperatures range from a chilly 1°C (35°F) at night, peaking at a warm 30°C (86°F) during the day, with an average of 14°C (58°F). This month sees about 108 mm (4.2 in) of precipitation over 11 days, accompanied by a higher humidity level of 65%. In stark contrast, August offers a much warmer climate, with minimum temperatures at 14°C (58°F) and maximums climbing to a sweltering 36°C (98°F), averaging around 26°C (79°F). Rainfall is relatively lighter in August, totaling 85 mm (3.3 in) over 11 days, and humidity drops significantly to 49%. For more specific details about August weather, visit Lahijan weather in August.

April and September present distinct weather patterns. In April, temperatures range from a chilly 1°C (35°F) at night to a comfortable 30°C (86°F) during the day, with an average of 14°C (58°F). The month sees about 108 mm (4.2 in) of precipitation over 11 days, accompanied by a humidity level of 65%. In contrast, September enjoys milder nights with minimum temperatures around 13°C (56°F) and daytime highs reaching up to a warm 36°C (97°F), averaging 23°C (74°F). This month experiences slightly higher precipitation at 118 mm (4.6 in) spread over 15 days, but with lower humidity at 58%. For more details on September weather, check out Lahijan weather in September.

April and October present contrasting weather conditions, each with its unique characteristics. In April, temperatures range from a cool minimum of 1°C (35°F) to a warm maximum of 30°C (86°F), offering an average of 14°C (58°F). However, this month tends to be wetter, with 108 mm (4.2 in) of precipitation over 11 days and a humidity level of 65%. In contrast, October experiences milder temperatures, with a minimum of 8°C (46°F) and a maximum reaching 33°C (91°F), resulting in an average of 18°C (65°F). It is also wetter, with 177 mm (7.0 in) of rain across 15 days, alongside a higher humidity of 73%. To explore more about Lahijan’s weather specifics in October, visit Lahijan weather in October.

April and November present contrasting yet mild climates, each with unique characteristics. In April, temperatures fluctuate from a minimum of 1°C (35°F) to a maximum of 30°C (86°F), with an average of 14°C (58°F). The month experiences a moderate amount of precipitation at 108 mm (4.2 in) over approximately 11 days, accompanied by a relative humidity of 65%. In comparison, November sees slightly warmer minimum temperatures at 3°C (37°F) and a similar maximum of 29°C (84°F), with an average temperature of 13°C (56°F). However, it is significantly wetter, receiving 180 mm (7.1 in) of rain across 14 days, and the humidity rises to 75%. For more insights into how November plays out, you can check Lahijan weather in November.

April and December present contrasting weather conditions. In April, temperatures range from a chilly minimum of 1°C (35°F) to a warm maximum of 30°C (86°F), with an average around 14°C (58°F). The month sees about 108 mm (4.2 in) of precipitation over approximately 11 days, accompanied by a humidity level of 65%. In contrast, December experiences colder temperatures, with a minimum of -4°C (25°F) and an average of 10°C (51°F), peaking at 27°C (81°F). Although December has slightly higher precipitation at 117 mm (4.6 in) over 10 days, the humidity rises to 72%, making it feel more humid than April. For more detailed information, you can check out Lahijan weather in December.

Compare Lahijan's Climate with Cities Worldwide

Conclusion: What to Expect From April Weather in Lahijan

April in Lahijan exhibits a vibrant shift in weather, marked by rising temperatures and increased precipitation compared to the cooler and drier months preceding it. With daytime highs reaching around 30°C, the city welcomes the warmth of spring, while the average temperature remains a comfortable 14°C. However, the lingering chill can still surprise you, especially with lows dipping to 1°C. The 65% humidity adds a touch of moisture to the air, complemented by 11 rainy days that contribute to the region's lush greenery. For a deeper dive into Lahijan's climatic patterns, explore Lahijan Climate.