Last updated: August 21, 2025
April in Hong Kong heralds a vibrant transition into spring, with temperatures ranging from a refreshing 14°C (58°F) at night to a warm 29°C (85°F) during the day. The average temperature settles at a pleasant 23°C (73°F), inviting locals and visitors alike to explore the city's bustling streets. However, be prepared for some rain, as April sees approximately 93 mm (3.7 in) of precipitation over 12 days, contributing to a humidity level of 71%. This blend of warmth and moisture creates a lush atmosphere, making it an ideal time to enjoy Hong Kong's stunning outdoor attractions.
In April, Hong Kong begins to transition into warmer weather, with temperatures gradually rising to create a delightful spring atmosphere. The month starts with a minimum of 14°C (58°F), climbing to an average of 23°C (73°F) and reaching a maximum of 29°C (85°F) by the month's end. This trend marks a clear shift from the cooler temperatures of previous months, such as the 12°C (54°F) recorded in March. As the city vibrantly blooms, April's warmth draws residents and visitors alike to enjoy outdoor activities and vibrant city life, setting the stage for the sultry summer just around the corner.
In April, Hong Kong experiences a notable increase in precipitation, with rainfall amounting to 93 mm (3.7 in) over 12 days. This uptick marks a clear transition from the lighter showers of the earlier months, as March recorded just 60 mm over 10 days. The trend indicates that spring brings with it a heightened likelihood of rain, paving the way for the wetter months ahead. As the region braces for May's dramatic leap to 171 mm over 18 days, the April rainfall acts as a critical precursor, enriching the landscape and preparing it for the lush, vibrant summer that follows.
April marks a transitional period in Hong Kong's humidity levels, with a reading of 71%. This figure reflects a slight dip from the rising trend observed in March, where humidity peaked at 73%. As spring unfolds, residents can enjoy a brief respite from the increasing moisture that characterizes the upcoming months. May anticipates a significant jump to 79%, signaling the impending summer heat and its high humidity. Overall, April serves as a pivotal month, bridging the drier beginnings of the year to the more humid summer, showcasing the city's dynamic climate evolution.
In April, Hong Kong experiences an extreme UV Index of 12, a level consistent with the previous month of March, which indicates that the sun's rays can be particularly harmful during this time. With a burn time of just 10 minutes, it's crucial for residents and visitors alike to take necessary precautions when heading outdoors. Notably, the UV Index begins a gradual rise as summer approaches, peaking in May at 14 before maintaining extreme levels throughout the summer months. This trend highlights the importance of sun safety as the year progresses. For more detailed insights into UV levels in the area, visit Hong Kong UV Index.
UV Risk Categories
As April unfolds in Hong Kong, residents bask in an impressive 263 hours of sunshine, continuing a bright trend from the preceding months. Following the gradual increase from 216 hours in January to 274 hours in March, April maintains a strong output of sunlight, just slightly below the exceptional 301 hours expected in May. This month signals the transition into an even sunnier spring and summer, a pattern that unfolds sharply through the warmer months, culminating in July's peak of 323 hours. With sunshine lingering longer in the days ahead, April serves as a vibrant precursor to the sun-drenched delights that await in the coming months, reinforcing Hong Kong's reputation as a city where warmth and light thrive.
As April settles in Hong Kong, the likelihood of sunny weather dips slightly to 42%, marking a continuation of the trend observed from March's 43%. This gradual decline underscores a shift from the brighter months at the start of the year, where January enjoys a notable 61% chance of sunshine. With May bringing an even steeper drop to 30%, residents and visitors alike should be prepared for the transition towards the more overcast summer months. While April's sun may be less predictable, it serves as a gentle reminder that the vibrant flowers of spring are still in bloom, offering their own kind of beauty against the oftentimes cloudy backdrop.
As spring unfolds in Hong Kong, April continues the trend of gradually increasing daylight, maintaining a delightful 12 hours of sunshine each day. Following the steady ascent from 10 hours in January to 12 hours in March, April signifies a peak in the spring season before the longer summer days arrive. Looking ahead, May ushers in an even greater 13 hours of daylight, setting the stage for vibrant outdoor activities. The consistent daylight hours from March to April reflect the region's transition into the lushness of spring, engaging residents and visitors alike in the beauty of the blossoming surroundings.
In April, Hong Kong experiences a gentle breeze with an average wind speed of 4.6 m/s (10 mph), marking a slight dip from March's winds of 4.7 m/s. As spring unfolds, the city’s winds begin to soften, setting a tranquil stage for outdoor adventures. While the earlier months may have presented brisker gusts, conditions remain pleasantly mild, making April an ideal time for locals and visitors to explore the vibrant streets and stunning vistas. Looking ahead, wind speeds will continue to decline through May before picking up again in October, highlighting an interesting seasonal rhythm that adds to Hong Kong’s dynamic climate.
Weather in Hong Kong varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Hong Kong, focusing on differences in temperature, rainfall, humidity, and UV levels.
April weather is generally warmer and wetter compared to January. With average temperatures ranging from a minimum of 14°C (58°F) to a maximum of 29°C (85°F), April sees an average temperature of 23°C (73°F). In contrast, January experiences cooler temperatures, with a minimum of 8°C (46°F) and a maximum of 24°C (75°F), resulting in an average of 17°C (63°F). Additionally, April is marked by higher humidity at 71% and considerably more rainfall, averaging 93 mm (3.7 in) over 12 days, whereas January records only 21 mm (0.8 in) of precipitation over just 4 days. For more detailed information, check out Hong Kong weather in January.
When comparing the weather in April and February, April generally offers warmer temperatures, with a minimum of 14°C (58°F) and an average high of 29°C (85°F), compared to February's cooler minimum of 7°C (45°F) and an average maximum of 24°C (76°F). April also experiences more precipitation, totaling 93 mm (3.7 in) over 12 days, whereas February sees less rain, at 52 mm (2.0 in) across just 7 days. Additionally, humidity levels are slightly higher in April at 71%, compared to February's 68%. For more detailed information, you can check Hong Kong weather in February.
In comparing the weather between March and April, April tends to be slightly warmer, with an average temperature of 23°C (73°F) compared to March's average of 21°C (70°F). April also sees higher maximum temperatures, reaching up to 29°C (85°F) versus March’s maximum of 27°C (80°F). However, April experiences more precipitation, with 93 mm (3.7 in) over 12 days, while March receives only 60 mm (2.4 in) over 10 days. Humidity levels are fairly comparable, with March registering at 73% and April slightly lower at 71%. For a detailed look at March conditions, you can visit Hong Kong weather in March.
April and May present notable differences in weather patterns. In April, temperatures range from a minimum of 14°C (58°F) to a maximum of 29°C (85°F), with an average of 23°C (73°F). Precipitation is moderate at 93 mm (3.7 in) over 12 days, and humidity sits at 71%. In contrast, May experiences warmer conditions with minimum temperatures rising to 18°C (64°F) and maximums reaching 33°C (92°F), yielding an average of 26°C (79°F). However, it also sees increased rainfall, totaling 171 mm (6.7 in) over 18 days, and a higher humidity level at 79%. For more detailed insights on May weather, visit Hong Kong weather in May.
April and June showcase distinct weather patterns. In April, temperatures range from a mild minimum of 14°C (58°F) to an average of 23°C (73°F), peaking at 29°C (85°F). The month experiences moderate rainfall, totaling 93 mm (3.7 in) over about 12 days, accompanied by a humidity level of 71%. In contrast, June is noticeably warmer, with minimum temperatures starting at 24°C (76°F) and averaging 28°C (83°F), reaching up to 33°C (91°F). Rainfall significantly increases in June, with 325 mm (12.8 in) of precipitation over approximately 24 days, and humidity rises to 77%. For more detailed insights, check out Hong Kong weather in June.
When comparing the weather in April and July, notable differences emerge. In April, temperatures are generally milder, with a minimum of 14°C (58°F) and an average of 23°C (73°F), peaking at 29°C (85°F). The month experiences moderate precipitation, averaging 93 mm (3.7 in) over about 12 days, and the humidity is notably comfortable at 71%. In contrast, July brings a significant rise in temperatures, with minimums around 25°C (78°F), averaging 29°C (84°F), and reaching highs of 33°C (92°F). The month is marked by increased rainfall, totaling 219 mm (8.6 in) over 24 days, coupled with elevated humidity levels of 88%. For a deeper insight into July weather, you can check more details at Hong Kong weather in July.
The weather patterns in April and August present a striking contrast in temperature and precipitation. April enjoys milder temperatures, with an average of 23°C (73°F) and maximums reaching 29°C (85°F), whereas August is much warmer, featuring minimums of 26°C (78°F) and average highs of 28°C (83°F). However, August is also significantly wetter, with 384 mm (15.1 in) of rain over 25 days compared to April's 93 mm (3.7 in) spread across 12 days. Furthermore, humidity levels rise substantially in August, reaching 88%, compared to April's 71%. For more detailed information, check out Hong Kong weather in August.
April and September present distinct weather patterns in Hong Kong. April enjoys milder temperatures with averages ranging from a minimum of 14°C (58°F) to a maximum of 29°C (85°F), making it a comfortable month. In contrast, September has warmer temperatures, with a minimum of 24°C (76°F) and reaching up to 32°C (91°F) on hot days. Additionally, September sees a significant increase in precipitation, totaling 223 mm (8.8 in) over 22 rainy days, compared to April's 93 mm (3.7 in) over 12 days. The humidity is slightly higher in September at 75%, compared to April's 71%. For more information, visit Hong Kong weather in September.
April and October each offer distinct weather experiences. In April, temperatures range from a mild 14°C (58°F) at night to a warm 29°C (85°F) during the day, with an average of 23°C (73°F). The month also sees about 93 mm (3.7 in) of rain over 12 days, accompanied by humidity levels averaging 71%. In contrast, October is slightly warmer, with minimum temperatures of 17°C (64°F) and daytime highs reaching 32°C (91°F), averaging around 26°C (78°F). However, October experiences more rainfall, totaling 189 mm (7.4 in) over 10 days, while humidity drops to a more comfortable 65%. For a detailed look at October's weather, check Hong Kong weather in October.
April and November in Hong Kong present a pleasant contrast in weather conditions. In April, temperatures range from a minimum of 14°C (58°F) to a maximum of 29°C (85°F), with an average of 23°C (73°F). This month typically experiences 93 mm (3.7 in) of precipitation over 12 days, contributing to a higher humidity level of 71%. In comparison, November is slightly warmer, with temperatures ranging from 16°C (60°F) to 28°C (82°F), and an average of 22°C (72°F). This month is notably drier, with only 36 mm (1.4 in) of precipitation spread across just 4 days, leading to lower humidity at 64%. For more detailed insights, refer to Hong Kong weather in November.
April and December exhibit notable differences in weather patterns. In April, the temperatures range from a minimum of 14°C (58°F) to a maximum of 29°C (85°F), with an average temperature of 23°C (73°F). This month experiences considerable rainfall, with 93 mm (3.7 in) of precipitation over 12 days, contributing to a humidity level of 71%. In contrast, December is cooler, with temperatures ranging from a minimum of 10°C (49°F) to a maximum of 26°C (78°F) and an average of 18°C (65°F). The month is much drier, recording only 31 mm (1.2 in) of precipitation over just 4 days, with humidity slightly lower at 69%. For more insights, you can check Hong Kong weather in December.
April in Hong Kong marks a delightful transition towards warmer weather, distinguishing itself from the cooler months of winter. With an average temperature of around 23°C (73°F), the month is pleasantly mild, inviting both locals and tourists to enjoy outdoor activities. While rainfall is common, with about 12 days seeing precipitation, the relatively comfortable humidity levels make it an ideal time for exploration. As the city springs to life amidst blooming flowers and bustling streets, April stands out as a vibrant, yet gentle prelude to the sweltering summer months ahead. For more insights into the city's weather patterns throughout the year, check out Hong Kong Climate.