WeatherArchive / Compare cities / Dallas vs Denver
Dallas vs Denver weather: climate comparison
Dallas is the warmer of the two, averaging 67°F (20°C) over the year against 49°F (10°C) in Denver. Dallas is wetter, with 43.0 in (1092 mm) of precipitation a year to Denver's 18.7 in (474 mm). Below: every month side by side, from 30 years of ERA5 data (1996–2025).
- Mean temperature
- 19.7°C Dallas
9.6°C Denver - Annual precipitation
- 1091.9 mm Dallas
474.1 mm Denver - Rainy days a year
- 94 Dallas
81 Denver - Sunshine per day
- 9.4 h Dallas
10.5 h Denver
Month by month
| Month | Dallas | Denver |
|---|---|---|
| January | 13.4°C | 4.9°C |
| February | 15.5°C | 6.0°C |
| March | 20.1°C | 11.2°C |
| April | 24.2°C | 15.2°C |
| May | 28.3°C | 20.4°C |
| June | 32.2°C | 27.3°C |
| July | 34.7°C | 30.6°C |
| August | 34.9°C | 29.3°C |
| September | 31.2°C | 25.5°C |
| October | 25.7°C | 17.9°C |
| November | 19.3°C | 10.8°C |
| December | 14.6°C | 5.4°C |
Year at a glance
| Measure | Dallas | Denver |
|---|---|---|
| Mean annual temperature | 19.7°C | 9.6°C |
| Warmest month (avg high) | Aug · 35°C | Jul · 31°C |
| Coldest month (avg low) | Jan · 4°C | Jan · -9°C |
| Annual range (warmest high − coldest low) | 31°C | 40°C |
| Annual precipitation | 1091.9 mm | 474.1 mm |
| Rainy days per year | 94 | 81 |
| Wettest / driest month | May / Jul | May / Dec |
| Average sunshine per day | 9.4 h | 10.5 h |
In short: Dallas is the warmest overall (19.7°C mean); Dallas gets the most precipitation (1091.9 mm a year); Denver is the sunniest (10.5 h a day on average); Dallas has the smallest swing between its warmest and coldest months.
Record high 1996–2025: Dallas 42.9°C (2023-08-18), Denver 38.7°C (2025-06-21). Record low: Dallas -18.9°C (2021-02-16), Denver -36.5°C (2024-01-16).
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 Dallas (32.79, -96.82) and Denver (39.75, -105.02).
Which months differ most?
The gap in average highs is widest in February, when Dallas runs 17°F / 9°C warmer, and narrowest in July (7°F / 4°C apart). The biggest rainfall difference is in November: Dallas gets 2.8 in (72 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 Dallas climate and Denver climate pages.
Compare Dallas or Denver with another city
Questions people ask
Is Dallas warmer than Denver?
Dallas is warmer on average: its mean annual temperature is 67°F (20°C) against 49°F (10°C) in Denver (ERA5, 1996–2025).
Which gets more rain, Dallas or Denver?
Dallas, with about 43.0 in (1092 mm) of precipitation a year and 94 days with at least 1 mm, compared with 18.7 in (474 mm) and 81 days in Denver.
Which is sunnier, Dallas or Denver?
Denver averages more sunshine: 10.5 h a day against 9.4 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.