May Weather in Massawa, Eritrea

Last updated: August 21, 2025

May in Massawa, Eritrea is characterized by warm temperatures and low humidity, making it an appealing time for visitors. Daily highs can reach up to 37°C (99°F), with an average temperature lingering around 30°C (87°F), while the nights remain mild with a minimum of 25°C (77°F). This month sees a modest precipitation total of 14 mm (0.5 in), spread over two days, allowing for brief bursts of refreshing rainfall amidst the overall dry conditions. With average humidity at 38%, May offers a warm and relatively arid climate, ideal for outdoor exploration and experiencing the unique landscapes of this coastal gem.

May Temperature in Massawa

In May, temperatures in Massawa, Eritrea begin to climb significantly, marking the transition into the hot season. With minimums settling at a warm 25°C (77°F), daily averages rise to a balmy 30°C (87°F), and the mercury can peak at a sizzling 37°C (99°F). This month showcases a noticeable increase compared to earlier in the year, particularly from April's averages, signifying a trend towards hotter, sunnier days. As the temperatures continue to escalate, the vibrant coastal atmosphere of Massawa invites both locals and visitors to enjoy its rich heritage and stunning scenery under the increasingly intense sun.

May Weather in Massawa: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Massawa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Massawa, May 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).
JanFebMarAprMayJunJulAugSepOctNovDec757477828690919190868177
Data source: Temperature data for Massawa generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in Massawa

In May, Massawa experiences a notable decrease in precipitation, with only 14 mm (0.5 in) of rain falling over just 2 days. This marks a continuation of the dry trend that begins in April, as the region transitions towards its arid summer months. Compared to the earlier months of the year, where precipitation amounts were significantly higher, May's showers are sparse, hinting at the decline in rainfall that will persist into June, when almost no rain is expected. This pattern highlights Massawa's characteristic climate of sharp contrasts, where the early months are marked by a clustering of rainfall but give way to dry conditions as the year progresses.

May Precipitation Trends in Massawa

The chart displays monthly precipitation patterns in Massawa, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Massawa, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec74712817141782194776
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

May Humidity in Massawa

In May, Massawa, Eritrea, experiences a transitional climate as humidity levels hover around 38%, consistent with the drier conditions observed in the preceding months. Following the low humidity of 34% in March, the levels gradually crept up in April and continue to rise slightly into June. This pattern indicates the onset of the warmer months, where humidity will steadily increase, peaking at 60% in August. Thus, May serves as a midpoint, where residents can enjoy the lushness beginning to emerge while still benefiting from relatively comfortable humidity levels compared to the summer peak.

May Average Humidity in Massawa

This chart illustrates the average monthly humidity levels in Massawa, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Massawa is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec51%47%34%38%38%42%48%60%46%49%58%57%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Massawa

In May, the UV Index in Massawa, Eritrea reaches an intense 11, placing it firmly in the extreme exposure category with a quick burn time of just 10 minutes. This high level of UV radiation marks a slight decline from the peak of 12 observed in the previous months of March and April, yet it still necessitates serious sun protection measures. As summer approaches, residents and visitors should remain vigilant, as the trend of heightened UV exposure continues throughout the year, with very high levels persisting even into the following months. For detailed insights on the UV Index trends in the region, visit Massawa UV Index.

Maximum UV Index Levels in Massawa for May

The chart shows the monthly maximum UV Index (UVI) for Massawa in May, 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 May, the maximum UV index in Massawa typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec91012121110101010998
Data source: Massawa May 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.

May Sunshine in Massawa

In Massawa, Eritrea, the month of May shines particularly bright, boasting an impressive 351 hours of sunshine. As spring transitions into early summer, this increase in daylight is part of a consistent upward trend seen from January to May, where sunshine hours rise from 255 in January to a peak in May. This sweet spot of sun aligns perfectly with the region's inviting climate, making it an ideal time for outdoor adventures and beach activities. Following May, sunshine remains plentiful, albeit slightly declining into the summer months, with June, July, and August still exceeding 340 hours. Overall, May stands out as a golden opportunity to soak in the warm rays, setting the stage for unforgettable experiences under the Eritrean sun.

Monthly Sunshine Duration in Massawa: May Highlighted

The May sunshine duration represents the total number of hours Massawa experiences direct sunlight during the month of May, excluding cloudy or obstructed periods. This chart compares the sunshine duration of May with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec255h278h339h335h351h346h342h335h325h329h313h315h
Data source: Massawa May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Massawa During May

In Massawa, Eritrea, the likelihood of sunny weather in May stands at a promising 69%, reflecting a trend of relatively high sunshine as spring transitions to summer. While January sees a modest 56% chance of sun, the probability rises through the months, peaking at 73% in March and declining slightly to 65% in April. This consistent upward trajectory indicates that by May, residents and visitors alike can expect plenty of sun, with only a minor dip compared to the preceding months. Following May, June presents a slight decrease to 60%, but overall, May is part of a sunny streak that characterizes the season in this coastal gem.

Percentage of Sunny Days in May in Massawa

The chart illustrates the percentage of sunny days in Massawa throughout the year, with May 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 Massawa experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec56%50%73%65%69%60%45%67%70%77%73%69%
Data source: Massawa May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Massawa in May

In Massawa, Eritrea, the daylight duration experiences a delightful rhythm throughout the year. Starting with a consistent 11 hours in January and February, the amount of daylight gradually increases in March and April, peaking at 12 hours during the spring months of March, April, and May. As summer approaches in June, daylight expands further to an impressive 13 hours, offering ample time for outdoor activities. This extended daylight continues in July and fluctuates back to 12 hours from August through September, before settling into a more steady routine of 11 hours again from October to December. This cyclical pattern highlights the unique blend of stability and variation in daylight that characterizes Massawa's climate, making it an inviting destination year-round.

Average Daylight Hours in Massawa for May

The chart illustrates the variation in daylight duration in Massawa throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 18m11h 37m12h 2m12h 28m12h 50m13h 1m12h 56m12h 36m12h 11m11h 45m11h 23m11h 12m
Data source: Massawa daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Massawa

In May, Massawa experiences a gentle average wind speed of 2.6 m/s (6 mph), falling slightly from the more robust breezes of April and preceding the breezier conditions of July. The wind patterns throughout the year show a subtle increase from the calmest months of November and December, where speeds dip to around 2.1 m/s (5 mph). This upward trend peaking at 3.0 m/s (7 mph) in July highlights the region's seasonal variability, creating a pleasant atmosphere for both locals and visitors. As summer approaches, the steady gusts in May mark a transitional phase, bridging the calmer early months with the lively summer winds that define the coastal environment of Eritrea.

Average May Wind Speed in Massawa

The chart displays monthly wind speed patterns in Massawa, with values for each month shown alongside May's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how May's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.32.72.72.82.6 m/s2.83.02.82.82.32.12.3
Data source: Massawa May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Massawa Compares to Other Months

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

In comparing the weather between May and January, May typically enjoys warmer temperatures, with daily averages reaching 30°C (87°F), peaking at a hot 37°C (99°F). In contrast, January experiences milder conditions, with average temperatures around 24°C (75°F) and a maximum of 31°C (89°F). Furthermore, January is notably wetter, receiving 74 mm (2.9 in) of precipitation over 14 days, compared to May's low 14 mm (0.5 in) over just 2 days. The humidity in January is also higher at 51%, while May remains relatively dry at 38%. For more detailed insights, you can explore Massawa weather in January.

When comparing the weather in May and February, it's clear that May is significantly warmer and drier. In May, temperatures range from a minimum of 25°C (77°F) to a maximum of 37°C (99°F), with an average of 30°C (87°F) and only 14 mm (0.5 in) of precipitation over just 2 days. In contrast, February experiences cooler temperatures, with a minimum of 18°C (65°F) and a maximum of 32°C (90°F), averaging 23°C (75°F). Additionally, February sees much higher precipitation levels at 71 mm (2.8 in) spread across 15 days, along with higher humidity at 47%. For more detailed information, you can check Massawa weather in February.

In comparing the weather conditions of May and March, May tends to be significantly warmer, with average temperatures peaking at around 30°C (87°F) compared to March's average of 25°C (77°F). While both months experience relatively low humidity, May's 38% is slightly higher than March's 34%. Precipitation also varies, with March seeing more rainfall at 28 mm (1.1 in) over 8 days, while May has just 14 mm (0.5 in) over only 2 days. For a detailed look at March weather, check out Massawa weather in March.

In comparing the weather between April and May, we see a noticeable increase in temperatures as May experiences a minimum of 25°C (77°F) and an average of 30°C (87°F), compared to April's minimum of 20°C (69°F) and average of 28°C (82°F). While May reaches a maximum of 37°C (99°F), April only peaks at 36°C (97°F). Precipitation is slightly lower in May, recording 14 mm (0.5 in) over 2 days, versus April's 16 mm (0.6 in) across 3 days, but both months share the same humidity level of 38%. For more detailed insights, you can check Massawa weather in April.

In May, the weather features temperatures ranging from a minimum of 25°C (77°F) to a maximum of 37°C (99°F), with an average temperature of 30°C (87°F) and a modest 14 mm (0.5 in) of precipitation over just 2 days. The humidity is relatively low at 38%, making for warm but somewhat comfortable conditions. In contrast, June sees a slight increase in temperatures, with minimums of 27°C (80°F), an average of 32°C (90°F), and maximums reaching 39°C (102°F). Notably, June is drier, with only 1 mm (0.0 in) of precipitation and no rainy days, while humidity increases slightly to 41%. For a detailed look at the weather patterns for this month, check out Massawa weather in June.

In May, temperatures in the region range from a minimum of 25°C (77°F) to a maximum of 37°C (99°F), with an average temperature of around 30°C (87°F). The month sees a moderate amount of precipitation, totaling 14 mm (0.5 in) over approximately 2 days, accompanied by a relatively low humidity level of 38%.

In contrast, July experiences higher temperatures, with a minimum of 27°C (80°F), an average of 33°C (92°F), and a peak of 39°C (102°F). Precipitation is significantly reduced to just 7 mm (0.3 in) over a single day, but humidity rises to 48%, contributing to a more sweltering atmosphere compared to May. For more detailed information, you can check Massawa weather in July.

In May, the weather features a minimum temperature of 25°C (77°F) and averages around 30°C (87°F), with a maximum reaching up to 37°C (99°F). This month sees a little precipitation at 14 mm (0.5 in) over just 2 days, coupled with a relatively low humidity of 38%. In contrast, August experiences slightly higher temperatures, with a minimum of 28°C (82°F) and an average of 33°C (91°F), peaking at 39°C (102°F). Precipitation drops to just 8 mm (0.3 in) over the same 2 days, but humidity rises significantly to 60%. For more details, you can check Massawa weather in August.

May and September both feature warm temperatures, but September tends to be slightly hotter on average. In May, the minimum temperature is 25°C (77°F) with an average of 30°C (87°F) and a maximum of 37°C (99°F). Precipitation is minimal, totaling 14 mm (0.5 in) over just 2 days, with humidity at 38%. In contrast, September boasts a minimum temperature of 27°C (82°F), an average of 32°C (90°F), and maintains the same maximum of 37°C (99°F). Notably, rainfall is almost non-existent in September, with only 1 mm (0.1 in) recorded and no rainy days. Moreover, the humidity increases to 46%. For further details, you can explore Massawa weather in September.

In May, temperatures in Massawa are typically warmer, with a minimum of 25°C (77°F) and a maximum that can reach up to 37°C (99°F), along with relatively low humidity at 38%. Precipitation is minimal, averaging only 14 mm (0.5 in) over about 2 days. In contrast, October experiences slightly cooler temperatures, with a minimum of 24°C (76°F) and a maximum of 36°C (96°F). However, the humidity increases to 49%, and precipitation is more frequent, totaling 19 mm (0.8 in) over approximately 6 days. For more details on the weather conditions in October, visit Massawa weather in October.

May and November present contrasting weather conditions. In May, temperatures are generally warmer, with an average high of 30°C (87°F) and peaks reaching up to 37°C (99°F). The month sees minimal rainfall, averaging only 14 mm (0.5 in) over about 2 days, and the humidity remains relatively low at 38%. In contrast, November experiences milder temperatures, with averages around 27°C (82°F) and maximums of 34°C (94°F). However, this month also brings increased precipitation, totaling 47 mm (1.9 in) spread over 8 days, accompanied by a higher humidity level of 57%. For more details, you can check Massawa weather in November.

In May, the weather is characterized by warmer temperatures, with a minimum of 25°C (77°F) and an average high reaching 37°C (99°F). This month experiences relatively low humidity at 38% and just a brief spell of rain, with only 14 mm (0.5 in) of precipitation over two days. In contrast, December brings cooler temperatures, with a minimum of 21°C (71°F) and an average high of 33°C (91°F). The humidity increases to 57%, and the month sees significantly more rainfall, totaling 76 mm (3.0 in) over 14 days. For more details, visit Massawa weather in December.

Compare Massawa's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Massawa

In May, Massawa experiences a shift in weather patterns that sets the stage for the hotter months ahead. With average temperatures peaking around 30°C (87°F) and an occasional high reaching 37°C (99°F), the warmth is more palpable compared to the cooler spring months. Additionally, while the humidity remains relatively low at 38%, the brief rainfall, typically around 14 mm (0.5 in) over just two days, signals the beginning of a drier period leading into summer. This unique combination of heat and minimal precipitation differentiates May from the more temperate conditions felt earlier in the year. To learn more about the overall climate in this coastal gem, visit Massawa Climate.