Attraction in San Francisco

Alcatraz Island Vreme Napoved

Alcatraz Island weather: 14°C, delno oblačno. Po urah forecast, 14-day outlook, UV, air quality and the best time do visit.

☁️ 14°C now🕔 9:08 PM local📅 Best: maj, junij, julij, avgust, september and oktober

Povzetek

Alcatraz Island is a tourist attraction in San Francisco. Alcatraz Island is a landmark known for the former federal prison in the bay.

Trenutno je 14°C (57°F) in Alcatraz Island z delno oblačno. Občutek je 13°C. Danes so temperature od 12°C do 20°C. Verjetnost padavin je 2%. Sightseeing conditions score 9.3/10 - odlično — odpravite se zdaj.

Najboljši čas za obisk Alcatraz Island is maj, junij, julij, avgust, september and oktober. Podnebje je temperate. januar, februar and december tend do be the least comfortable months. oktober is the warmest month z average highs near 22°C, while januar is the coldest z lows near 8°C.

The closest major airport is San Francisco International Airport (SFO), about 23 km away. Nearby highlights include Golden Gate Bridge, Point Lobos State Natural Reserve, Pinnacles National Park and julia Pfeiffer Burns State Park.

Preprosto povedano. Today is about average for september. The forecast high of 20°C is in line z the 21°C typical for this month. The best window do be outside is roughly 1 PM do 4 PM, when temperature, rain chance and wind line up best. hiking is the strongest bet in Alcatraz Island today at 9.5/10. 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.

Vreme v Alcatraz Island zdaj

☁️
14°C
Delno oblačno · feels like 13°C
Vlažnost89%
Veter14 km/h W
Sunki30 km/h
UV-indeks0 · Nizko
Oblačnost52%
Tlak1010 hPa
VidljivostGood · 15 km
Kakovost zraka58 · Zmerno
Sončni vzhod6:51 AM
Sončni zahod7:17 PM
Luna🌒 Waxing crescent · 14%

Open-Meteo Updated 9:08 PM, sep 15 local time.

Naslednjih 24 ur

Temperatura, možnost padavin in veter po urah.

9 PM☁️14°0%14 km/h
10 PM☁️15°0%13 km/h
11 PM☁️15°1%14 km/h
12 AM☁️14°1%15 km/h
1 AM🌥️14°1%14 km/h
2 AM🌥️14°2%14 km/h
3 AM☁️14°1%14 km/h
4 AM☁️14°0%14 km/h
5 AM☁️14°1%13 km/h
6 AM🌙14°0%12 km/h
7 AM🌤️14°0%13 km/h
8 AM15°0%14 km/h
9 AM☁️15°0%16 km/h
10 AM☁️16°0%18 km/h
11 AM16°1%23 km/h
12 PM☁️16°0%22 km/h
1 PM☁️17°0%21 km/h
2 PM☁️17°0%22 km/h
3 PM☁️17°0%22 km/h
4 PM17°1%22 km/h
5 PM🌤️17°0%22 km/h
6 PM☁️16°0%18 km/h
7 PM☁️16°0%16 km/h
8 PM🌙15°1%14 km/h

16-day forecast for Alcatraz Island

Najv. / Najm.; Padavine; UV

DanRazmereNajv. / Najm.PadavineVeterUV
tor, sep 15🌥️ Megla20° / 12°2%22 km/h7
sre, sep 16🌥️ Megla17° / 14°2%23 km/h5
čet, sep 17☁️ Oblačno20° / 14°13%17 km/h7
pet, sep 18☀️ Jasno nebo22° / 15°0%16 km/h7
sob, sep 19☁️ Oblačno21° / 15°0%19 km/h7
ned, sep 20☁️ Oblačno18° / 15°1%28 km/h6
pon, sep 21☁️ Oblačno21° / 15°1%22 km/h6
tor, sep 22⛅ Delno oblačno26° / 16°0%13 km/h6
sre, sep 23⛅ Delno oblačno34° / 20°1%11 km/h6
čet, sep 24☀️ Jasno nebo29° / 18°2%17 km/h6
pet, sep 25☁️ Oblačno18° / 14°2%37 km/h6
sob, sep 26⛅ Delno oblačno18° / 14°6%27 km/h6
ned, sep 27☀️ Jasno nebo21° / 14°6%20 km/h6
pon, sep 28⛅ Delno oblačno26° / 16°3%12 km/h6
tor, sep 29🌤️ Večinoma jasno24° / 15°3%12 km/h6
sre, sep 30☁️ Oblačno23° / 15°3%12 km/h6

Podnebje in Alcatraz Island month by month

Average high, average low and total rainfall, based on three years of reanalysis data.

janfebmaraprmajjunjulavgsepoktnovdecLine: average high · Bars: rainfall
MesecAvg highAvg lowDežfallRating
januar15°84 mm★★★☆☆
februar15°141 mm★★★☆☆
marec18°10°76 mm★★★★
april17°10°52 mm★★★★
maj18°11°15 mm★★★★★
junij19°12°0 mm★★★★★
julij19°13°2 mm★★★★★
avgust20°14°1 mm★★★★★
september21°14°4 mm★★★★★
oktober22°13°19 mm★★★★★
november17°10°104 mm★★★☆☆
december14°148 mm★★★☆☆

Podnebje type: Temperate. Vir: Open-Meteo archive (ERA5).

Vreme map for Alcatraz Island

Animated model layers. Pick a layer do load it.

Loading map…

Animated layers by Vetery. For pin-level detail and nearby places, see the interactive map below.

Kakovost zraka and pollen in Alcatraz Island

58
Zmerno
Unusually sensitive people should limit long outdoor exertion.
PM2.59.4 µg/m³
PM1012.8 µg/m³
Ozone50 µg/m³
NO₂9 µg/m³
UV-indeks0 · Nizko
Airborne hazeJasno air

Kakovost zraka: Open-Meteo (CAMS). US AQI scale.

ned, twilight and moon

Sončni vzhod6:51 AM
Sončni zahod7:17 PM
Danlight12h 26m
Solar noon1:04 PM
Golden hour (am)6:51 AM - 7:51 AM
Golden hour (pm)6:17 PM - 7:17 PM
Blue hour (am)6:21 AM - 6:51 AM
Blue hour (pm)7:17 PM - 7:47 PM
Luna phase🌒 Waxing crescent · 14%
Lunarise11:35 AM
Lunaset9:35 PM

Golden and blue hour are the standard photographic approximation around sunrise and sunset.

Najboljši čas za obisk Alcatraz Island

Go in maj, junij, julij, avgust, september and oktober. These months score highest on comfortable temperatures, low rainfall and useful daylight.

Hardest months: januar, februar and december - expect the least comfortable mix of heat, cold or rain.

januar★★★☆☆
februar★★★☆☆
marec★★★★
april★★★★
maj★★★★★
junij★★★★★
julij★★★★★
avgust★★★★★
september★★★★★
oktober★★★★★
november★★★☆☆
december★★★☆☆

Explore Alcatraz Island

Every topic we hold for this place, and the same topic for the places around it.

Vreme 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 Severna Amerika.

What is the weather like in Alcatraz Island zdaj?

It is currently 14°C (57°F) z delno oblačno. Vlažnost is 89% and wind is 14 km/h.

When is the best time do visit Alcatraz Island?

maj, junij, julij, avgust, september and oktober offer the most comfortable conditions in Alcatraz Island, which has a temperate climate. januar, februar and december 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 local time is 9:08 PM.

What is the nearest airport do Alcatraz Island?

The closest airports are San Francisco International Airport (SFO), 23 km away.

What are the top things do 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.

Related articles

Data sources and methodology

Place dataUSPOTUS Atlas dataset (attractions) - coordinates, hierarchy and facts.
Napoved and observationsOpen-Meteo (ECMWF and national models).
Kakovost zraka and pollenCopernicus CAMS via Open-Meteo. US AQI scale.
Podnebje averagesERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years.
Official alertsUS National Vreme Service.
MethodScores, 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 september 15, 2026 at 9:08 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.

Davil Hofile
Written byWriter at USPOTUS

Davil Hofile is a writer at USPOTUS covering breaking news, NFL updates, viral stories, entertainment, pets, and lifestyle. He specializes in transforming complex news into clear, trustworthy, and engaging articles that help readers quickly understand what's happening across the United States. His reporting follows Google's E-E-A-T guidelines, emphasizing accuracy, credible sources, and practical value for readers.

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