Argenteuil, Île-de-France Weather by Month and Climate Averages

Argenteuil, Île-de-France gets 560 mm of precipitation a year over about 148 rainy days. July is the warmest month (average high 26°C) and January the coldest (average low 2°C).

Argenteuil climate at a glance

Oceanic climate

Argenteuil, Île-de-France has warm summers and chilly winters. Daytime highs range from about 8°C in January to 26°C in July. May is usually the wettest month. The most comfortable time to visit is typically June to September, when daytime highs sit near 24°C.

How much rain does Argenteuil get?

Argenteuil gets 560 mm of precipitation in an average year, spread over about 148 days with measurable rain. That is fewer rainy days than 67% of France.

May is the wettest month, with 61 mm. March is the driest, with 37 mm. December has the most rainy days, about 15.

The longest dry spell in the last five years lasted 24 days, to June 9, 2023.

Argenteuil weather by month

Argenteuil weather in January

In January, Argenteuil averages a high of 8°C and a low of 2°C. It gets 41 mm of precipitation over about 13 rainy days. The sun is out about 22% of daylight hours. The January record high is 16°C (1999) and the record low is -14°C (1985).

Argenteuil weather in February

In February, Argenteuil averages a high of 9°C and a low of 2°C. It gets 40 mm of precipitation over about 13 rainy days. The sun is out about 27% of daylight hours. The February record high is 21°C (1990) and the record low is -12°C (1991).

Argenteuil weather in March

In March, Argenteuil averages a high of 13°C and a low of 4°C. It gets 37 mm of precipitation over about 12 rainy days. The sun is out about 36% of daylight hours. The March record high is 26°C (2021) and the record low is -8°C (2005).

Argenteuil weather in April

In April, Argenteuil averages a high of 16°C and a low of 7°C. It gets 41 mm of precipitation over about 12 rainy days. The sun is out about 41% of daylight hours. The April record high is 28°C (2018) and the record low is -2°C (2013).

Argenteuil weather in May

In May, Argenteuil averages a high of 20°C and a low of 10°C. It gets 61 mm of precipitation over about 12 rainy days. The sun is out about 39% of daylight hours. The May record high is 32°C (2005) and the record low is 1°C (2019).

Argenteuil weather in June

In June, Argenteuil averages a high of 23°C and a low of 13°C. It gets 48 mm of precipitation over about 11 rainy days. The sun is out about 42% of daylight hours. The June record high is 36°C (2022) and the record low is 6°C (2006). June is one of the most comfortable months to visit.

Argenteuil weather in July

In July, Argenteuil averages a high of 26°C and a low of 16°C. It gets 50 mm of precipitation over about 10 rainy days. The sun is out about 41% of daylight hours. The July record high is 42°C (2019) and the record low is 8°C (2015). July is one of the most comfortable months to visit.

Argenteuil weather in August

In August, Argenteuil averages a high of 26°C and a low of 15°C. It gets 46 mm of precipitation over about 10 rainy days. The sun is out about 40% of daylight hours. The August record high is 37°C (2020) and the record low is 8°C (2014). August is one of the most comfortable months to visit.

Argenteuil weather in September

In September, Argenteuil averages a high of 22°C and a low of 12°C. It gets 40 mm of precipitation over about 11 rainy days. The sun is out about 40% of daylight hours. The September record high is 36°C (2023) and the record low is 3°C (2018). September is one of the most comfortable months to visit.

Argenteuil weather in October

In October, Argenteuil averages a high of 17°C and a low of 9°C. It gets 51 mm of precipitation over about 14 rainy days. The sun is out about 29% of daylight hours. The October record high is 28°C (2011) and the record low is -2°C (2010).

Argenteuil weather in November

In November, Argenteuil averages a high of 11°C and a low of 5°C. It gets 49 mm of precipitation over about 15 rainy days. The sun is out about 26% of daylight hours. The November record high is 21°C (2015) and the record low is -6°C (1998).

Argenteuil weather in December

In December, Argenteuil averages a high of 8°C and a low of 3°C. It gets 56 mm of precipitation over about 15 rainy days. The sun is out about 18% of daylight hours. The December record high is 17°C (1989) and the record low is -8°C (1996).

Sunshine, humidity and wind in Argenteuil

June is the sunniest month in Argenteuil, with sunshine about 42% of daylight hours. December is the cloudiest, at 18%. Over the year the sun shines about 33% of daylight hours. Argenteuil is cloudier than 82% of France.

Humidity peaks in December at 89% and is lowest in July at 64%.

Argenteuil has about 5 days a year above 32°C. Argenteuil is cooler than 62% of France.

First and last freeze in Argenteuil

The first fall freeze in Argenteuil typically comes around November 19, and the last spring freeze around March 11. That leaves a frost-free growing season of about 253 days.

Argenteuil weather records

The hottest temperature on record at the Argenteuil station is 42°C, on July 25, 2019. The coldest is -14°C, on January 17, 1985.

The wettest day on record brought 96 mm of rain, on August 24, 1987.

45 all-time records have been set at the station since 1970.

The annual mean temperature has changed by +0.4°C per decade since 1970.

The best time to visit Argenteuil

The most comfortable time to visit is typically June to September, when daytime highs sit near 24°C.

Winter (December–February) is chilly, with average highs around 8°C and lows near 3°C.

Spring (March–May) is mild, with average highs around 16°C and lows near 7°C.

Summer (June–August) is warm, with average highs around 25°C and lows near 14°C.

Autumn (September–November) is mild, with average highs around 16°C and lows near 9°C.

Monthly climate

MonthPrecipRain daysHumiditySunshineRecord highRecord low
January41 mm1387%22%16°-14°
February40 mm1380%27%21°-12°
March37 mm1273%36%26°-8°
April41 mm1268%41%28°-2°
May61 mm1270%39%32°
June48 mm1169%42%36°
July50 mm1064%41%42°
August46 mm1067%40%37°
September40 mm1174%40%36°
October51 mm1483%29%28°-2°
November49 mm1587%26%21°-6°
December56 mm1589%18%17°-8°

From ERA5 reanalysis. Sunshine is estimated from cloud cover.

Argenteuil climate questions

How much rain does Argenteuil get?

Argenteuil gets 560 mm of precipitation in an average year, over about 148 rainy days.

What is the wettest month in Argenteuil?

May is the wettest month in Argenteuil, with 61 mm. March is the driest, with 37 mm.

How many rainy days does Argenteuil have a year?

Argenteuil has about 148 days with measurable rain in an average year. December has the most, about 15.

What is the hottest month in Argenteuil?

July is the warmest month in Argenteuil, with an average high of 26°C.

What is the coldest month in Argenteuil?

January is the coldest month in Argenteuil, with an average low of 2°C.

What is the record high temperature in Argenteuil?

The record high at the Argenteuil station is 42°C, set on July 25, 2019. The record low is -14°C, on January 17, 1985.

What is the sunniest month in Argenteuil?

June is the sunniest month in Argenteuil, with sunshine about 42% of daylight hours. December is the cloudiest.

When is the first frost in Argenteuil?

The first fall freeze in Argenteuil typically comes around November 19. The last spring freeze is around March 11.

What is the best time to visit Argenteuil?

The most comfortable time to visit is typically June to September, when daytime highs sit near 24°C.

Source: NOAA GHCN-Daily station LE BOURGET (13 km away).

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Normals from NOAA GHCN-Daily station LE BOURGET.