San Francisco
Decide whether to visit or live in San Francisco, then explore current conditions, local people, the map, and concise sourced context.
Check visit & living safetyUpdated Friday, September 11, 2026 · sourced live layer and versioned editorial content
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Would you visit or live in San Francisco?
Choose your plan and circumstances. The result changes immediately using today's advisory, weather, air-quality, and sourced local signals.
Climate normals · 2016–2025
When to go: San Francisco month by month
Judged purely on 2016–2025 weather records, the friendliest months in San Francisco are typically January, February and December, with average daytime highs around 24–26°C. April is usually the warmest month (average high 27°C), January the coldest (average low 17°C), and October the wettest (about 488 mm). These are long-run averages, not a forecast.
| Month | Avg high (°C) | Avg low (°C) | Rain (mm) | Sunshine (h/day) |
|---|---|---|---|---|
| January | 25.0 | 16.7 | 30 | 10.8 |
| February | 26.1 | 16.8 | 12 | 11.3 |
| March | 27.2 | 17.1 | 26 | 11.3 |
| April | 27.3 | 17.5 | 77 | 10.4 |
| May | 25.8 | 17.8 | 290 | 8.6 |
| June | 24.5 | 17.6 | 334 | 7.9 |
| July | 24.8 | 17.8 | 203 | 8.2 |
| August | 24.9 | 17.4 | 268 | 8.4 |
| September | 24.7 | 17.1 | 341 | 7.9 |
| October | 24.0 | 17.0 | 488 | 7.4 |
| November | 23.8 | 17.3 | 308 | 7.9 |
| December | 24.4 | 16.9 | 68 | 10.0 |
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Interactive geography
See San Francisco in context
Keep the deeper context
Stable history, culture, districts, and practical reference remain in the main reading flow while the live layers above continue changing.
01 · OverviewSan Francisco, in brief
San Francisco is mapped here through verified geographic facts and source-linked daily data. Its longer editorial profile is in the enrichment queue.
02 · HistoryHow San Francisco took shape
This section is being expanded from verified sources. Current facts, weather, mapping, and official links remain available while editorial review continues.
03 · VisitVisiting San Francisco
This section is being expanded from verified sources. Current facts, weather, mapping, and official links remain available while editorial review continues.
04 · Food & cultureFood and everyday culture in San Francisco
This section is being expanded from verified sources. Current facts, weather, mapping, and official links remain available while editorial review continues.
05 · ArtsArts and cultural life in San Francisco
This section is being expanded from verified sources. Current facts, weather, mapping, and official links remain available while editorial review continues.
06 · EconomyWork and the economy in San Francisco
This section is being expanded from verified sources. Current facts, weather, mapping, and official links remain available while editorial review continues.
07 · SafetySafety and practical guidance for San Francisco
This section is being expanded from verified sources. Current facts, weather, mapping, and official links remain available while editorial review continues.
08 · QuestionsQuestions about San Francisco
This section is being expanded from verified sources. Current facts, weather, mapping, and official links remain available while editorial review continues.
Frequently Asked Questions about San Francisco
Essential geographic, demographic, currency, and travel context verified from primary records.
01 · Q&AWhere is San Francisco located and what are its coordinates?
San Francisco is situated in Costa Rica at geographic coordinates 9.9938, -84.1274 with an elevation of an elevation monitored in local geographic surveys.
02 · Q&AWhat is the population and time zone of San Francisco?
San Francisco has a recorded population of approximately 55,923 and observes the America/Costa_Rica time zone (CRC).
03 · Q&AWhat languages and currency are used in San Francisco?
Official and commonly spoken languages in San Francisco include es-CR, en, and the circulating currency is CRC.
04 · Q&AHow can I check live conditions and daily updates for San Francisco?
Today's Atlas provides continuous tracking for San Francisco, featuring real-time weather conditions, daylight cycles, local geographic signals, and verified daily briefs.