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June Weather in Guadalcanal, Spain

Last updated: August 27, 2025

In June, the average temperature in Guadalcanal, Spain is a pleasant 23°C (74°F). However, temperatures can swing from a cool 11°C (52°F) to a sizzling 40°C (104°F). Expect a light drizzle with an average precipitation of just 6 mm (0.2 in) over the course of 1 day. With an average humidity level of 52%, the climate is generally comfortable for outdoor activities.

June Temperature in Guadalcanal

In June in Guadalcanal, the average temperature is 23°C (74°F). Maximum can reach 40°C (104°F) and minimum can be as low as 11°C (52°F). This variation in temperature makes it essential for travelers to pack accordingly for both warm and cooler conditions.

June Weather in Guadalcanal: Daily Temperature Highs, Lows, and Averages

The chart illustrates June temperature patterns in Guadalcanal, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Guadalcanal, June typically has an average temperature of 23°C (74°F), with highs reaching up to 40°C (104°F) and lows dropping to around 11°C (52°F).
JanFebMarAprMayJunJulAugSepOctNovDec465154586774808174655450
Data source: Temperature data for Guadalcanal 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.

June Precipitation in Guadalcanal

In Guadalcanal in June, the precipitation amount is 6 mm (0.2 in) over the course of 1 day.

June Precipitation Trends in Guadalcanal

The chart displays monthly precipitation patterns in Guadalcanal, with values for each month alongside June’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how June’s conditions compare to those of other months. In Guadalcanal, June typically receives around 6 mm (0.2 inches) of precipitation spread over approximately 1 days.
JanFebMarAprMayJunJulAugSepOctNovDec373085733865529565945
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Guadalcanal

In Guadalcanal in June humidity is 52%. With an average temperature of 23°C (74°F), this humidity feels like a gentle embrace, making for comfortable travel as you stroll through the sights, though a slight stickiness might warrant a refreshing drink on warmer afternoons.

June Average Humidity in Guadalcanal

This chart illustrates the average monthly humidity levels in Guadalcanal, with June’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In June, average humidity in Guadalcanal is approximately 52%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec79%71%67%60%59%52%54%52%59%68%77%81%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Guadalcanal

In Guadalcanal in June, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Guadalcanal.

Maximum UV Index Levels in Guadalcanal for June

The chart shows the monthly maximum UV Index (UVI) for Guadalcanal in June, 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 June, the maximum UV index in Guadalcanal typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579101111109743
Data source: Guadalcanal June 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.

How June Weather in Guadalcanal Compares to Other Months

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

This table compares monthly weather conditions in Guadalcanal, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (47°F)36 mm (1.4 inches)79%moderate
February Weather11°C (52°F)30 mm (1.2 inches)71%moderate
March Weather12°C (54°F)85 mm (3.4 inches)67%high
April Weather14°C (58°F)73 mm (2.9 inches)60%very high
May Weather19°C (67°F)38 mm (1.5 inches)59%very high
June Weather23°C (74°F)6 mm (0.2 inches)52%extreme
July Weather27°C (81°F)5 mm (0.2 inches)54%extreme
August Weather27°C (82°F)5 mm (0.2 inches)51%very high
September Weather23°C (74°F)29 mm (1.1 inches)59%very high
October Weather19°C (66°F)56 mm (2.2 inches)68%high
November Weather12°C (54°F)58 mm (2.3 inches)77%moderate
December Weather10°C (50°F)45 mm (1.8 inches)81%moderate

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