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Concord Weather by Month
Average temperatures, rainfall and humidity for Concord, United States, month by month, built from OpenWeather's historical records. Use it to see what a typical Concord month looks like before you travel — then check the live Concord forecast for the days ahead.
Warmest month
August
29°C average high
Coolest month
December
6°C average low
Wettest month
December
86 mm of rain
Driest month
August
7 mm of rain
Average temperature and rainfall in Concord by month
Averages of the daily highs and lows recorded in each month, with total rainfall, mean humidity and mean wind speed.
| Month | Avg high | Avg low | Record low / high | Rainfall | Humidity | Wind |
|---|---|---|---|---|---|---|
| January | 15°C | 7°C | -6°C / 24°C | 74 mm | 76% | 8 km/h |
| February | 17°C | 7°C | -2°C / 27°C | 69 mm | 72% | 10 km/h |
| March | 19°C | 8°C | 0°C / 32°C | 66 mm | 70% | 11 km/h |
| April | 22°C | 9°C | 0°C / 31°C | 37 mm | 66% | 13 km/h |
| May | 24°C | 11°C | 3°C / 37°C | 22 mm | 64% | 14 km/h |
| June | 28°C | 13°C | 6°C / 41°C | 10 mm | 61% | 14 km/h |
| July | 29°C | 15°C | 8°C / 41°C | 8 mm | 60% | 14 km/h |
| August | 29°C | 15°C | 9°C / 41°C | 7 mm | 62% | 12 km/h |
| September | 28°C | 14°C | 8°C / 43°C | 8 mm | 61% | 11 km/h |
| October | 25°C | 12°C | 3°C / 40°C | 16 mm | 61% | 9 km/h |
| November | 19°C | 8°C | -3°C / 29°C | 44 mm | 71% | 8 km/h |
| December | 15°C | 6°C | -4°C / 24°C | 86 mm | 77% | 8 km/h |
Best time to visit Concord
The most comfortable time to visit Concord is generally April to May and October, balancing mild daytime temperatures against the driest stretch of the year. The city has a moderate seasonal swing and rain concentrates around December, totalling about 448 mm a year.
Travellers who prefer heat should aim for August, when highs average 29°C. December is the month to avoid if rain would spoil your plans — it averages 86 mm, roughly 12× the rainfall of August.
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Concord forecast for what is happening now.