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San Francisco Temperature by Month

The average annual maximum temperature in San Francisco, Cundinamarca, Colombia is 22°C (72°F), with little variation between seasons. This page covers monthly averages, day-night differences, and how San Francisco compares to cities worldwide.

San Francisco Monthly Temperatures

The temperature in San Francisco changes very little across the seasons, maintaining a similar climate throughout the year. Maximum daytime temperatures range from a pleasant 22°C (72°F) in January to a comfortable 23°C (73°F) in August. Nighttime lows range from 14°C (57°F) in August to 13°C (55°F) in January.

The chart below illustrates the average maximum day and minimum night temperatures in San Francisco by month:

The minimum temperature is often recorded between 4 AM and 6 AM, while the highest temperature is usually reached at 3 PM, when the sun's heating effect is strongest. August, the warmest month, gets 117 hours of sunshine.

The chart below shows the average temperature throughout the year:

Temperature: San Francisco vs Colombia

The map below shows the annual temperature across Colombia. You can also select individual months if you want to compare a specific time of year.

Annual
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Legend very warm warm pleasant moderate cold very cold
Very warm means maximum temperatures above 32°C (90°F). Warm: 25°C (77°F) to 32°C (90°F). Pleasant: 18°C (64°F) to 25°C (77°F) Moderate: 10°C (50°F) to 18°C (64°F). Cold: 5°C (41°F) to 10°C (50°F). Very cold: lower than 5°C (41°F)

San Francisco vs World: Temperature Compared

San Francisco's average annual maximum temperature is 22°C (72°F). To put that in context, here's how it compares to a few well-known destinations:

Athens, Greece sits at 23°C (73°F) on average, with hot dry summers and mild winters characteristic of the Mediterranean.

On the cooler end, Oslo, Norway averages just 10°C (50°F) annually, with pleasant summers but long, cold winters.

Beijing, China averages 20°C (68°F) annually, but with big seasonal swings — very cold winters and hot summers.

Melbourne, Australia averages 20°C (68°F) annually — known for unpredictable weather, with four seasons sometimes happening in one day.

What Does the Temperature Feel Like in San Francisco?

Temperature alone doesn't tell the whole story — humidity plays a big role in how warm or cold it actually feels. High humidity in summer makes the heat feel more intense, particularly once temperatures climb above 25°C. In winter, the same humidity can make cold air feel sharper than the thermometer suggests.

In San Francisco, January is the coolest month, with average highs of 22°C (72°F) and humidity around 75% — considered high. In August, the warmest month, temperatures average 23°C (73°F) with 74% humidity — conditions that feel high. For a full picture, see our humidity page.

How are these Temperatures Measured?

Climate temperature data is typically calculated as a 30-year average. This smooths out year-to-year variability and gives a more reliable picture of what a place is actually like, rather than what happened in any single unusual year.

The readings come from a range of sources — land-based weather stations, ocean buoys, ships, and satellites. That data is collected by weather services around the world, then pooled, quality-checked, and averaged to produce the climate records you see here.

Temperature and Altitude

For cities and regions with significant elevation, altitude is one of the biggest factors shaping local temperatures. As a rule of thumb, temperatures fall by around 6°C for every 1,000 metres gained — so a city at 2,000 metres will typically be around 12°C cooler than a city at sea level in the same region. Higher ground also tends to see more dramatic day-to-night temperature swings, since thinner air loses heat faster after sunset.

For more on San Francisco's weather — including monthly rainfall, sunshine hours, and humidity — visit our San Francisco climate page.


Current temperature in San Francisco

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