June Weather in Fortuna, United States

Last updated: June 24, 2025

In Fortuna, United States, the average temperature in June is a comfortable 14°C (57°F). Expect lows around 7°C (46°F) and highs reaching 28°C (82°F). Be prepared for 17 mm (0.7 in) of precipitation spread over 3 days, with an average humidity of 79%.

June Temperature in Fortuna

In June, in Fortuna, the average temperature is 14°C (57°F). Maximum temperatures can reach 28°C (82°F), while minimums can dip to as low as 7°C (46°F). It's a great time to explore Fortuna with comfortable weather conditions ideal for outdoor activities.

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

The chart illustrates June temperature patterns in Fortuna, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Fortuna, June typically has an average temperature of 14°C (57°F), with highs reaching up to 28°C (82°F) and lows dropping to around 7°C (46°F).

Data source: Temperature data for Fortuna generated using information from the Copernicus Climate Change Service.

June Precipitation in Fortuna

In Fortuna in June, the precipitation amount is 17 mm (0.7 in) over the course of 3 days.

June Precipitation Trends in Fortuna

The chart displays monthly precipitation patterns in Fortuna, 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 Fortuna, June typically receives around 17 mm (0.7 inches) of precipitation spread over approximately 3 days.

Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

June Humidity in Fortuna

In Fortuna in June humidity is 79%. With an average temperature of 14°C (57°F), this humidity feels like a warm, sticky embrace that can make even short strolls feel exhausting, creating a sense of heaviness in the air that might dampen your adventurous spirit while exploring.

June Average Humidity in Fortuna

This chart illustrates the average monthly humidity levels in Fortuna, 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 Fortuna is approximately 79%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Fortuna

In Fortuna 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 Fortuna.

Maximum UV Index Levels in Fortuna for June

The chart shows the monthly maximum UV Index (UVI) for Fortuna 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 Fortuna typically reaches 11, which falls under the extreme exposure category.

Data source: Fortuna 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 Fortuna Compares to Other Months

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

This table compares monthly weather conditions in Fortuna, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	9°C (48°F)	205 mm (8.1 inches)	86%	moderate
February Weather	8°C (47°F)	188 mm (7.4 inches)	85%	moderate
March Weather	9°C (48°F)	164 mm (6.5 inches)	85%	high
April Weather	10°C (51°F)	93 mm (3.7 inches)	82%	very high
May Weather	12°C (53°F)	61 mm (2.4 inches)	81%	very high
June Weather	14°C (57°F)	17 mm (0.7 inches)	79%	extreme
July Weather	15°C (59°F)	2 mm (0.1 inches)	70%	very high
August Weather	16°C (61°F)	2 mm (0.1 inches)	60%	very high
September Weather	16°C (61°F)	20 mm (0.8 inches)	62%	very high
October Weather	13°C (56°F)	49 mm (1.9 inches)	72%	high
November Weather	11°C (51°F)	112 mm (4.4 inches)	87%	moderate
December Weather	9°C (48°F)	150 mm (5.9 inches)	86%	low