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Concord, CA Weather by Month and Climate Averages
Monthly normals · Rain · Snow
Sunshine · Freeze dates · Records · Best time to visit
What is the weather like in Concord, CA?
Concord, CA gets 16.1 in of precipitation a year over about 56 rainy days. July is the warmest month (average high 88°F) and January the coldest (average low 40°F).
Mediterranean climate
Concord, CA has hot summers and mild winters. Daytime highs range from about 58°F in December to 88°F in July. January is usually the wettest month. The most comfortable time to visit is typically February to May and October to November, when daytime highs sit near 70°F.
| Season | Months | Avg low | Avg high |
|---|---|---|---|
| Winter | Dec–Feb | 41° | 59° |
| Spring | Mar–May | 49° | 72° |
| Summer | Jun–Aug | 58° | 87° |
| Autumn | Sep–Nov | 51° | 76° |
How much rain does Concord get?
Concord gets 16.1 in of precipitation in an average year, spread over about 56 days with measurable rain. That is fewer rainy days than 78% of the US.
January is the wettest month, with 3.2 in. July is the driest, with 0.0 in. December has the most rainy days, about 10.
The longest dry spell in the last five years lasted 190 days, to November 10, 2024.
From September 2025 to August 2026 Concord got 12.2 in of rain, against a normal of 16.0 in for those months. February 2026 had the most, with 3.2 in.
See where Concord ranks: rainiest cities in the US, US cities with the most rainy days, rainiest cities in California.
Concord weather by month
Concord weather in January
In January, Concord averages a high of 58°F and a low of 40°F. It gets 3.2 in of precipitation over about 9 rainy days. Estimated sunshine is 33% of daylight hours, derived from ERA5 cloud cover. The January record high is 78°F (2021) and the record low is 24°F (2007).
Concord weather in February
In February, Concord averages a high of 62°F and a low of 43°F. It gets 3.2 in of precipitation over about 9 rainy days. Estimated sunshine is 54% of daylight hours, derived from ERA5 cloud cover. The February record high is 81°F (2018) and the record low is 29°F (2011). February is one of the most comfortable months to visit.
Concord weather in March
In March, Concord averages a high of 67°F and a low of 46°F. It gets 2.3 in of precipitation over about 9 rainy days. Estimated sunshine is 48% of daylight hours, derived from ERA5 cloud cover. The March record high is 89°F (2026) and the record low is 33°F (2023). March is one of the most comfortable months to visit.
Concord weather in April
In April, Concord averages a high of 71°F and a low of 48°F. It gets 1.1 in of precipitation over about 5 rainy days. Estimated sunshine is 61% of daylight hours, derived from ERA5 cloud cover. The April record high is 94°F (2004) and the record low is 36°F (2008). April is one of the most comfortable months to visit.
Concord weather in May
In May, Concord averages a high of 78°F and a low of 53°F. It gets 0.5 in of precipitation over about 3 rainy days. Estimated sunshine is 68% of daylight hours, derived from ERA5 cloud cover. The May record high is 105°F (2001) and the record low is 40°F (2010). May is one of the most comfortable months to visit.
Concord weather in June
In June, Concord averages a high of 85°F and a low of 56°F. It gets 0.2 in of precipitation over about 1 rainy days. Estimated sunshine is 71% of daylight hours, derived from ERA5 cloud cover. The June record high is 109°F (2000) and the record low is 47°F (2011).
Concord weather in July
In July, Concord averages a high of 88°F and a low of 58°F. It gets 0.0 in of precipitation over about 0 rainy days. Estimated sunshine is 75% of daylight hours, derived from ERA5 cloud cover. The July record high is 112°F (2006) and the record low is 49°F (1999).
Concord weather in August
In August, Concord averages a high of 88°F and a low of 58°F. It gets 0.0 in of precipitation over about 0 rainy days. Estimated sunshine is 74% of daylight hours, derived from ERA5 cloud cover. The August record high is 107°F (2017) and the record low is 51°F (2002).
Concord weather in September
In September, Concord averages a high of 85°F and a low of 57°F. It gets 0.1 in of precipitation over about 1 rainy days. Estimated sunshine is 74% of daylight hours, derived from ERA5 cloud cover. The September record high is 112°F (2022) and the record low is 45°F (2007).
Concord weather in October
In October, Concord averages a high of 78°F and a low of 52°F. It gets 0.7 in of precipitation over about 3 rainy days. Estimated sunshine is 66% of daylight hours, derived from ERA5 cloud cover. The October record high is 103°F (2024) and the record low is 39°F (2019). October is one of the most comfortable months to visit.
Concord weather in November
In November, Concord averages a high of 66°F and a low of 44°F. It gets 1.6 in of precipitation over about 7 rainy days. Estimated sunshine is 52% of daylight hours, derived from ERA5 cloud cover. The November record high is 87°F (2018) and the record low is 29°F (2010). November is one of the most comfortable months to visit.
Concord weather in December
In December, Concord averages a high of 58°F and a low of 40°F. It gets 3.2 in of precipitation over about 10 rainy days. Estimated sunshine is 31% of daylight hours, derived from ERA5 cloud cover. The December record high is 75°F (2011) and the record low is 24°F (2013).
Sunshine, humidity and wind in Concord
July is the sunniest month in Concord, with estimated sunshine of 75% of daylight hours from ERA5 cloud cover. December is the cloudiest, at 31%. The annual cloud-cover estimate is 59% of daylight hours; it is not a measurement of sunshine duration. Concord is sunnier than 84% of the US.
Humidity peaks in December at 79% and is lowest in May at 57%.
Wind averages 7 mph over the year, and July is the windiest month at 10 mph.
Concord has about 52 days a year above 90°F. Concord is hotter than 70% of the US.
Thunderstorms occur on about 3 days a year.
See where Concord ranks: sunniest cities in the US, cloudiest cities in the US, hottest cities in the US.
First and last freeze in Concord
The first fall freeze in Concord typically comes around December 6, and the last spring freeze around January 31. That leaves a frost-free growing season of about 309 days.
Concord weather records
These records cover CONCORD BUCHANAN FLD during 1999–2026. Earlier records or other stations in the city may differ.
The hottest temperature on record at the Concord station is 112°F, on July 22, 2006. The coldest is 24°F, on January 13, 2007.
The wettest day in the available station history brought 4.5 in of precipitation, on October 24, 2021.
The best time to visit Concord
The most comfortable time to visit is typically February to May and October to November, when daytime highs sit near 70°F.
Winter (December–February) is mild, with average highs around 59°F and lows near 41°F.
Spring (March–May) is warm, with average highs around 72°F and lows near 49°F.
Summer (June–August) is hot, with average highs around 87°F and lows near 58°F.
Autumn (September–November) is warm, with average highs around 76°F and lows near 51°F.
Monthly climate
| Month | Average low | Average high | Precip | Rain days | Wind | Humidity | Estimated sunshine | Record high | Record low |
|---|---|---|---|---|---|---|---|---|---|
| January | 40° | 58° | 3.2 in | 9 | 5 mph | 76% | 33% | 78° | 24° |
| February | 43° | 62° | 3.2 in | 9 | 6 mph | 63% | 54% | 81° | 29° |
| March | 46° | 67° | 2.3 in | 9 | 7 mph | 64% | 48% | 89° | 33° |
| April | 48° | 71° | 1.1 in | 5 | 8 mph | 61% | 61% | 94° | 36° |
| May | 53° | 78° | 0.51 in | 3 | 9 mph | 57% | 68% | 105° | 40° |
| June | 56° | 85° | 0.16 in | 1 | 10 mph | 58% | 71% | 109° | 47° |
| July | 58° | 88° | 0.00 in | 0 | 10 mph | 63% | 75% | 112° | 49° |
| August | 58° | 88° | 0.02 in | 0 | 9 mph | 63% | 74% | 107° | 51° |
| September | 57° | 85° | 0.06 in | 1 | 7 mph | 63% | 74% | 112° | 45° |
| October | 52° | 78° | 0.73 in | 3 | 6 mph | 58% | 66% | 103° | 39° |
| November | 44° | 66° | 1.6 in | 7 | 5 mph | 66% | 52% | 87° | 29° |
| December | 40° | 58° | 3.2 in | 10 | 5 mph | 79% | 31% | 75° | 24° |
Station: CONCORD BUCHANAN FLD, 2 km from the city. Temperature normal baseline: 1991–2020, calculated from available NOAA GHCN-Daily observations. Available station history: 1999–2026; record values refer to this station and period, not the entire city’s history. Precipitation includes rain and the water equivalent of frozen precipitation; snowfall depth is shown separately when available. Sources and methods
From ERA5 reanalysis. Sunshine is estimated from cloud cover.
Concord climate questions
How much rain does Concord get?
Concord gets 16.1 in of precipitation in an average year, over about 56 rainy days.
What is the wettest month in Concord?
January is the wettest month in Concord, with 3.2 in. July is the driest, with 0.0 in.
How many rainy days does Concord have a year?
Concord has about 56 days with measurable rain in an average year. December has the most, about 10.
What is the hottest month in Concord?
July is the warmest month in Concord, with an average high of 88°F.
What is the coldest month in Concord?
January is the coldest month in Concord, with an average low of 40°F.
What is the record high temperature in Concord?
Within the available 1999–2026 station history, the record high at the Concord station is 112°F, set on July 22, 2006. The record low is 24°F, on January 13, 2007.
What is the sunniest month in Concord?
July is the sunniest month in Concord, with estimated sunshine of 75% of daylight hours from ERA5 cloud cover. December is the cloudiest.
When is the first frost in Concord?
The first fall freeze in Concord typically comes around December 6. The last spring freeze is around January 31.
What is the best time to visit Concord?
The most comfortable time to visit is typically February to May and October to November, when daytime highs sit near 70°F.