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Cavan

Weather in Каван by month: what to expect

Photo: Kenneth Allen, CC BY-SA 2.0

Weather overview

The weather in Каван is mild but changeable, typical of Ireland’s maritime climate. Winters are cool, while summers remain gentle, rarely exceeding +19 °C. Rainfall is spread throughout the year, so expect damp conditions no matter when you visit.

In Каван, the coldest months are January and December, with average temperatures around +4.8 °C. The warmest period falls between June and August, when daytime highs reach +17.6...+19 °C. Even in summer, evenings can feel chilly, so layers are useful.

Spring and autumn in Каван bring moderate temperatures, with April and October offering a balance between warmth and rain. These seasons are quieter for travel, though showers remain frequent.

Temperature

Temperatures in Каван shift gradually, with no extreme highs or lows. In January, the average is +4.8 °C, while July sees the peak at +15 °C. Nighttime lows drop to +2 °C in winter, so frost is possible but uncommon.

From May to September, Каван enjoys its mildest weather. Daytime temperatures range from +15.2 °C in May to +19 °C in July, making this the most comfortable time for outdoor activities. Even in summer, nights cool to +9...+11 °C.

Autumn arrives early in Каван, with temperatures dropping noticeably after September. By November, averages fall to +6.9 °C, and by December, the cold returns to +4.8 °C. Snow is rare, but damp air can make it feel colder.

Average air temperature °C
Average air temperature
Month Minimum Maximum
January 2 7.6
February 1.7 8.4
March 2.7 10.1
April 4.1 12.5
May 6.4 15.2
June 9 17.6
July 11 19
August 10.6 19
September 8.6 16.8
October 5.9 13.2
November 3.8 9.9
December 2 7.5

Precipitation

Каван receives steady rainfall year-round, with no truly dry season. The wettest months are October (99.8 mm) and November (97.3 mm), while May is slightly drier at 65.4 mm. Expect rain on roughly half the days each month.

Even in summer, Каван sees regular showers. July and August average around 80 mm of rain, so waterproof gear is essential. The rain is rarely heavy but often persistent, typical of Ireland’s climate.

Winter months in Каван bring frequent drizzle, with December and January each receiving over 90 mm. While downpours are uncommon, overcast skies and damp conditions are the norm. Packing for rain is wise in any season.

Precipitation amount mm
Precipitation amount
Month Precipitation
January 90.9
February 69.2
March 69.6
April 75.8
May 65.4
June 70.5
July 81.9
August 78
September 77.4
October 99.8
November 97.3
December 92.5

What to pack

For a trip to Каван in winter, pack warm layers, a waterproof jacket, and sturdy shoes. Temperatures hover around +4.8 °C, and rain is frequent, so thermal clothing and an umbrella are useful. Gloves and a scarf may come in handy for chilly evenings.

In spring and autumn, Каван calls for versatile clothing. Light sweaters, a windproof jacket, and waterproof footwear will handle the mix of mild days and showers. Even in May, evenings can dip to +6.4 °C, so a light fleece is practical.

Summer in Каван is mild, so breathable layers work best. A light jacket or cardigan is ideal for evenings, when temperatures drop to +10.6 °C. Don’t forget a compact umbrella or raincoat—even in July, showers are common.