Coronado

Whatcom County, California, United States

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Current Weather

21°

Overcast

Feels Like: 21°

Min: 20°

Max: 21°

The next few hours will be overcast, with today reaching 21°C and dropping to 20°C. The coming days will be mostly clear from afternoon until night.

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Hourly Forecast

21° 21° 21° 21° 21° 21° 21° 21° 21° 21° 21° 21° 21° 21° 21° 20° 20° 20° 20° 20° 20° 20° 20° 21°
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Today
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Daylight Hours

06:37

Sunrise

18:48

Sunset

12 hours 11 minutes of sunlight today

Moon

Waxing Crescent

11:09

Moonrise

20:45

Moonset

Daily Forecast

Today

20°
21°

Wednesday

20°
21°

Thursday

20°
21°

Friday

20°
22°

Saturday

20°
22°

Sunday

20°
22°

Monday

20°
21°

Tuesday

20°
22°

Wednesday

20°
22°

Thursday

20°
23°

Air Quality Data Available

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UV Index

Wear sunscreen
4 Moderate
Low Extreme

Humidity

83% Humid
Low High

Weather in Coronado today, September 15, 2026

Coronado stays under cloudy skies on September 15, 2026, with only brief brighter breaks. Plan for a day that feels grey more often than open. The morning sky stays heavily clouded, with cover near 100% around 10:00. Grey conditions set the early tone before any later change.

The temperature range runs from about 20°C up to 21°C. Expect humidity between 81% and 84%, most humid near 10:00. A lighter breeze peaks around 14:00 near 6.0 km/h.

Afternoon skies stay clogged, peaking close to 100% near 12:00. The grey theme continues rather than clearing out. Expect visibility around 16.1 km. The sun rises at 06:37 and sets at 18:48, for a total of 12 hours 11 minutes of sunlight today.

Taken together, overcast skies in Coronado on September 15, 2026 favour indoor or covered options, with temperatures near 21°C.

Frequently asked questions about weather in Coronado

How warm does it get in Coronado?

The warmest month in Coronado is August, with average high temperatures of 24°C. The average temperature during this period is around 21°C.

How cold does it get in Coronado?

The coldest month in Coronado is February, with average low temperatures of 11°C. The average temperature during this period is around 14°C.

What is the wettest time of year in Coronado?

The wettest month in Coronado is March, with an average of 54mm of precipitation.

What is the driest time of year in Coronado?

The driest month in Coronado is July, with an average of 1mm of precipitation.

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Metric (°C, km/h)