Alcatraz Island Clima and Average Tiempo
Clima of Alcatraz Island: average temperatures, rainfall and seasons month by month.
Clima in Alcatraz Island month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Mes | Máx. media | Mín. media | Precipitaciones | Valoración |
|---|---|---|---|---|
| enero | 15° | 8° | 84 mm | ★★★☆☆ |
| febrero | 15° | 9° | 141 mm | ★★★☆☆ |
| marzo | 18° | 10° | 76 mm | ★★★★☆ |
| abril | 17° | 10° | 52 mm | ★★★★☆ |
| may | 18° | 11° | 15 mm | ★★★★★ |
| junio | 19° | 12° | 0 mm | ★★★★★ |
| julio | 19° | 13° | 2 mm | ★★★★★ |
| agosto | 20° | 14° | 1 mm | ★★★★★ |
| septiembre | 21° | 14° | 5 mm | ★★★★★ |
| octubre | 22° | 13° | 19 mm | ★★★★★ |
| noviembre | 17° | 10° | 104 mm | ★★★☆☆ |
| diciembre | 14° | 8° | 148 mm | ★★★☆☆ |
Clima type: Temperate. Fuente: Open-Meteo archive (ERA5).
Recent extremes in Alcatraz Island
Altoest and lowest readings observed in the last 3 years of reanalysis data – not all-time records.
How Alcatraz Island compares con nearby places
Annual averages, and the difference against Alcatraz Island.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| Fisherman's Wharf | 2 km | 14°C | about the same | 647 mm |
| ZIP Code 94133 | 3 km | 14°C | about the same | 647 mm |
| Golden Gate Bridge | 5 km | 14°C | about the same | 647 mm |
| ZIP Code 94102 | 5 km | 14°C | about the same | 647 mm |
| Area Code 415 | 6 km | 14°C | about the same | 647 mm |
Mejor época para visitar Alcatraz Island
Go in may, junio, julio, agosto, septiembre and octubre. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: enero, febrero and diciembre – expect the least comfortable mix of heat, cold or rain.
What this means for Alcatraz Island
Today is about average for octubre. The forecast high of 23°C is in line con the 22°C typical for this month.
Lluvia is very unlikely today – plans do not need a backup.
No weather-related travel disruption is expected today. Roads and airports should run normally.
Northern Hemisphere, so peak summer falls in junio a agosto.
The gap between the warmest and coldest month averages 6°C – an unusually even climate through the year.
What a pack, what a skip
- Layers – the daily swing is 13°C, so mornings feel nothing like afternoons
- If your dates are flexible, avoid enero, febrero and diciembre – historically the least comfortable months here.
Resumen
Alcatraz Island is a tourist attraction in San Francisco. Alcatraz Island is a landmark known for the former federal prison in the bay.
Ahora mismo hay 16°C (61°F) in Alcatraz Island con cielo despejado. La sensación térmica es de 14°C. Hoy las temperaturas van de 9°C a 23°C. La probabilidad de precipitación es del 0%. Las condiciones para hacer turismo obtienen 9.4/10 – excelente — puedes salir ahora.
La mejor época para visitar Alcatraz Island is may, junio, julio, agosto, septiembre and octubre. El clima es temperate. enero, febrero and diciembre suelen ser los meses menos cómodos. octubre es el mes más cálido, con máximas medias cercanas a 22°C, mientras enero es el mes más frío, con mínimas cercanas a 8°C.
El aeropuerto principal más cercano es San Francisco International Airport (SFO), about 23 km away. Entre los lugares destacados cercanos se encuentran Golden Gate Bridge, Point Lobos State Natural Reserve, Pinnacles National Park and julia Pfeiffer Burns State Park.
En términos sencillos. Today is about average for octubre. The forecast high of 23°C is in line con the 22°C typical for this month. The best window a be outside is roughly 11 AM a 2 PM, when temperature, rain chance and wind line up best. stargazing is the strongest bet in Alcatraz Island today at 10/10. No weather-related travel disruption is expected today. Roads and airports should run normally.
Compiled from this page's own data: atlas facts plus live Open-Meteo readings.
Quick facts about Alcatraz Island
| Tipo | Attraction |
|---|---|
| City | San Francisco |
| País | Estados Unidos |
| Continente | América del Norte |
| Coordenadas | 37°49′36.1″N 122°25′22.8″W (37.8267, -122.423) |
| Known for | the former federal prison in the bay |
| Hora local | 6:29 PM (UTC-07:00) |
| Mejores meses | may, junio, julio, agosto, septiembre and octubre |
| Clima | Temperate |
Tiempo map for Alcatraz Island
Animated model layers. Pick a layer a load it.
Animated layers by Vientoy. For pin-level detail and nearby places, see the interactive map below.
Explore Alcatraz Island
Every topic we hold for this place, and the same topic for the places around it.
Clima for related places
Frequently asked questions
Where is Alcatraz Island?
Alcatraz Island is a tourist attraction in San Francisco. Its coordinates are 37.8267, -122.423. It lies in América del Norte.
What is the weather like in Alcatraz Island ahora mismo?
It is currently 16°C (61°F) con cielo despejado. Humedad is 66% and wind is 18 km/h.
When is the best time a visit Alcatraz Island?
may, junio, julio, agosto, septiembre and octubre offer the most comfortable conditions in Alcatraz Island, which has a temperate climate. enero, febrero and diciembre are usually the hardest months for outdoor plans.
What time zone is Alcatraz Island in?
Alcatraz Island observes America/Los_Angeles (UTC-07:00). The hora local is 6:29 PM.
What is the nearest airport a Alcatraz Island?
The closest airports are San Francisco International Airport (SFO), 23 km away.
What are the top things a do in Alcatraz Island?
Popular options include Golden Gate Bridge, Point Lobos State Natural Reserve, Pinnacles National Park, julia Pfeiffer Burns State Park, Emerald Bay State Park and Yosemite National Park.
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| Place data | USPOTUS Atlas dataset (attractions) – coordinates, hierarchy and facts. |
|---|---|
| Pronóstico and observations | Open-Meteo (ECMWF and national models). |
| Calidad del aire and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Clima averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Tiempo Service. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing – the block is simply not shown. |
Last updated octubre 24, 2026 at 6:29 PM hora local. Live blocks refresh every 15 minutes; climate averages monthly.
