O’Connell Bridge and the River Liffey in Dublin
Ireland · Destination guide
Dublin, Ireland
Best seasonJun–Sep
CurrencyEuro (EUR)
Plug typesG · 230 VCheck adapter →
Time zoneEurope/Dublin (UTC+1)
Emergency number112 or 999
Destination guide

A first look at Dublin

Keep your first Dublin weekend in two compact parts: Trinity and the Liffey on day one, then Dublin Castle and a museum choice on day two. Two reserved attractions are plenty; leave room for a campus café, a river pause and the streets between them.

Explore our Dublin guides

Weather guide

Weather in Dublin

Dublin has cool winters and generally mild summers. Rain can interrupt sightseeing in any month; use removable layers rather than relying on a dry season. Airport averages are a nearby station proxy, not street-level city measurements. Liffey bridges feel more exposed in wind.

12–16°C

Changeable mild or cool days; mornings and evenings need an extra layer.

October · representative month, not a forecast
Evenings
5–9°C
Rain
Showers possible
Daylight
Daylight is shortening: do the outdoor route before indoor stops.
See weather details →

What this means for packing

October makes a weather-resistant jacket useful again. Put longer walks earlier in the day and save an indoor stop for a rainy afternoon. In Dublin, plan one outfit for Trinity and the Liffey bridges, carry rain protection for Dublin Castle’s courtyards, and use removable layers inside the Kildare Street archaeology museum.

Choosing a season

The best-season badge suggests months for general sightseeing, using the typical daytime temperatures and rainfall in our monthly guides. Beach holidays, festivals, winter sports and northern lights trips may suit different dates.

Climate methodology

Planning bands are the rounded 1991–2020 Dublin Airport mean daily maximum (13.6°C) and minimum (7.1°C), plus or minus 2°C. These bands are clothing prompts, not forecast limits or statistical confidence intervals. Airport averages are a nearby station proxy, not street-level city measurements. Liffey bridges feel more exposed in wind. Rainfall is 78.4 mm in an average month, with 11.6 days of at least 1 mm. Check the forecast for your own dates.

Reviewed 2026-10-08

Met Éireann: Dublin Airport 1991–2020 climate averages · Visit Dublin: visitor information · Transport for Ireland: journey planner

About the climate in Dublin

Dublin has cool winters and generally mild summers. Rain can interrupt sightseeing in any month; use removable layers rather than relying on a dry season. Airport averages are a nearby station proxy, not street-level city measurements. Liffey bridges feel more exposed in wind.

Packing guide

What to wear in Dublin in March.

An example packing list for Dublin in March

Use this as a starting point and choose what suits your plans. Packtricia tailors your list and quantities to your trip length, weather and preferences.

Clothing

  • Underwear
  • Bras (if worn)
  • Socks
  • Sleepwear
  • Long-sleeved tops
  • T-shirts or lightweight shirts
  • Trousers
  • Light sweater or cardigan
  • Hooded waterproof jacket
  • Water-resistant walking shoes

Toiletries

  • Toothbrush
  • Toothpaste
  • Shampoo
  • Conditioner
  • Body wash or soap
  • Deodorant
  • Skincare products
  • Sunscreen
  • Hairbrush or comb
  • Shaving supplies (if used)
  • Menstrual products (if needed)
  • Contact lens solution (if used)

Essentials

  • Passport or accepted travel ID
  • Travel tickets and booking confirmations
  • Wallet and payment cards
  • Phone
  • Charging cable and charger
  • Travel adapter (if needed)
  • Medication (if needed)
  • Glasses or contact lenses (if used)
  • Refillable water bottle
  • Day bag
  • Backup cash
  • Power bank
  • Sunglasses
  • Water-resistant pouch for phone and documents
Monthly weather and packing notes

March invites longer walks, but a bright start does not promise a warm evening. Keep a knit and rain shell together in the day bag. In Dublin, plan one outfit for Trinity and the Liffey bridges, carry rain protection for Dublin Castle’s courtyards, and use removable layers inside the Kildare Street archaeology museum.

Daytime
8–12°C
Evenings
1–5°C
Rain
Showers possible
Daylight
Daylight is lengthening, but temperatures can drop quickly towards evening.
Packing style
Removable layers and a waterproof outer jacket

Planning bands are the rounded 1991–2020 Dublin Airport mean daily maximum (10.1°C) and minimum (3°C), plus or minus 2°C. These bands are clothing prompts, not forecast limits or statistical confidence intervals. Airport averages are a nearby station proxy, not street-level city measurements. Liffey bridges feel more exposed in wind. Rainfall is 51.4 mm in an average month, with 10.7 days of at least 1 mm. Check the forecast for your own dates.

Outfit ideas for your outings

March: Trinity and the Liffey bridges

  • Long-sleeved shirt or T-shirt
  • Removable medium-weight sweater
  • Long trousers
  • Broken-in water-resistant walking shoes with a grippy sole
  • Waterproof jacket over removable layers

A breezier outing around Dublin Castle’s courtyards

  • Long-sleeved shirt or T-shirt
  • Removable medium-weight sweater
  • Comfortable trousers
  • Broken-in water-resistant walking shoes with a grippy sole
  • Keep waterproof jacket over removable layers accessible rather than in the suitcase

Indoor time at the Kildare Street archaeology museum

  • Long-sleeved shirt or T-shirt
  • Removable knit
  • Comfortable trousers
  • Closed walking shoes
  • Small bag for the jacket once indoors

What to leave behind

  • Only warm-weather clothes: Dublin can have a cool, wet day in March, even if part of the trip is sunny.
  • Unworn stiff shoes: test your footwear before long sightseeing days on paving, slopes and steps.

Reviewed 2026-10-08

Met Éireann: Dublin Airport 1991–2020 climate averages · Visit Dublin: visitor information · Transport for Ireland: journey planner

Transport guide

Getting around Dublin

Use TFI Live for Dublin bus, Luas and rail connections and available live departures. Check the fare and payment method separately; a saved journey in the planner is not a ticket.

Check the operator’s current service notices and ticket instructions before travelling.

Practical essentials

Language and calling code

Language
Irish, English
Calling code
+353
Useful essentials for Dublin
  • Broken-in water-resistant walking shoes
  • Hooded waterproof shell
  • Removable knit or fleece
  • Small zipped day bag
  • Type G adapter if your plugs differ
  • Saved attraction tickets and public transport journey details

Do you need a visa?

Check travel-document and visa requirements for your passport, destination and transit stops.

Check your requirements on TravelDoc

Use the checker as a starting point, then confirm requirements with the relevant government or embassy before travelling.

Things to do in Dublin

Find a guided walk or an attraction visit to fit around your plans in Dublin.

Stay connected

Mobile data for your trip. Check what your current plan includes for roaming. If you need another option for maps, messages and booking details, compare NXTL eSIM coverage and rates. Check that your phone supports eSIM and is unlocked, and check coverage for every stop. Download important maps and confirmations for offline use too.

Photo: YL Lew / Pexels