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Nashville vs San Francisco weather: climate comparison
Nashville is the warmer of the two, averaging 60°F (16°C) over the year against 57°F (14°C) in San Francisco. Nashville is wetter, with 55.1 in (1399 mm) of precipitation a year to San Francisco's 20.3 in (515 mm). Below: every month side by side, from 30 years of ERA5 data (1996–2025).
- Mean temperature
- 15.8°C Nashville
14.0°C San Francisco - Annual precipitation
- 1398.6 mm Nashville
514.5 mm San Francisco - Rainy days a year
- 131 Nashville
56 San Francisco - Sunshine per day
- 8.9 h Nashville
10.5 h San Francisco
Month by month
| Month | Nashville | San Francisco |
|---|---|---|
| January | 8.1°C | 13.6°C |
| February | 10.8°C | 14.4°C |
| March | 15.6°C | 15.5°C |
| April | 20.6°C | 16.6°C |
| May | 25.4°C | 18.3°C |
| June | 29.8°C | 20.2°C |
| July | 31.4°C | 20.5°C |
| August | 31.0°C | 21.2°C |
| September | 27.9°C | 22.0°C |
| October | 21.9°C | 20.5°C |
| November | 15.1°C | 16.4°C |
| December | 10.1°C | 13.5°C |
Year at a glance
| Measure | Nashville | San Francisco |
|---|---|---|
| Mean annual temperature | 15.8°C | 14.0°C |
| Warmest month (avg high) | Jul · 31°C | Sep · 22°C |
| Coldest month (avg low) | Jan · -1°C | Jan · 7°C |
| Annual range (warmest high − coldest low) | 32°C | 15°C |
| Annual precipitation | 1398.6 mm | 514.5 mm |
| Rainy days per year | 131 | 56 |
| Wettest / driest month | Apr / Oct | Dec / Jul |
| Average sunshine per day | 8.9 h | 10.5 h |
In short: Nashville is the warmest overall (15.8°C mean); Nashville gets the most precipitation (1398.6 mm a year); San Francisco is the sunniest (10.5 h a day on average); San Francisco has the smallest swing between its warmest and coldest months.
Record high 1996–2025: Nashville 41.4°C (2012-06-29), San Francisco 38.5°C (2017-09-02). Record low: Nashville -20.9°C (1996-02-04), San Francisco -2.3°C (1998-12-21).
Source: Open-Meteo Historical Weather API (CC BY 4.0). Values are ERA5 reanalysis model data on a ~9–25 km grid, not readings from a weather station, so a single town’s thermometer can differ by a few degrees and local showers can be missed. Monthly means of daily ERA5 values, 1996–2025, for the grid cells nearest Nashville (36.17, -86.73) and San Francisco (37.79, -122.41).
Which months differ most?
The gap in average highs is widest in July, when Nashville runs 20°F / 11°C warmer, and narrowest in March (0°F / 0°C apart). The biggest rainfall difference is in July: Nashville gets 5.0 in (128 mm) more on average.
Add a third or fourth city, or swap in any other place, in the full comparison tool. For one city in depth, see the Nashville climate and San Francisco climate pages.
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Questions people ask
Is Nashville warmer than San Francisco?
Nashville is warmer on average: its mean annual temperature is 60°F (16°C) against 57°F (14°C) in San Francisco (ERA5, 1996–2025).
Which gets more rain, Nashville or San Francisco?
Nashville, with about 55.1 in (1399 mm) of precipitation a year and 131 days with at least 1 mm, compared with 20.3 in (515 mm) and 56 days in San Francisco.
Which is sunnier, Nashville or San Francisco?
San Francisco averages more sunshine: 10.5 h a day against 8.9 h. Sunshine duration is modelled from cloud cover.
How reliable is this comparison?
Both cities use the same 30-year reanalysis, so differences are consistent. Absolute values describe a grid cell several kilometres wide and can differ by a degree or two from the airport station.