Connacht
Issued at: 18 June 2026 07:00
TODAY - Thursday 18th June
Today will be mostly cloudy across Connacht with outbreaks of rain and drizzle. There'll be some drier intervals also. Highest temperatures of 15 to 17 degrees with moderate south to southwest winds.
TONIGHT
Tonight will be cloudy with rain extending northwards to all areas, heavy at times. Lowest temperatures of 12 or 13 degrees with light to moderate southerly winds.
Pollen Forecast
High today, high or very high on Friday
Solar UV Index
Mostly low or moderate today, but high in any sunshine.\n\nModerate at first on Friday, increasing high in sunshine
TOMORROW - Friday 19th June
Friday will start off wet with rain in all areas. Through the late morning and early afternoon, rain will gradually clear eastwards with showers following from the west, some possibly heavy. Highest temperatures of 15 to 17 degrees with light to moderate southerly or variable winds.
National Outlook
Overview: Drier this weekend and into next week too, with some warmer days also.
On Friday night, there'll be further outbreaks of showery rain. These will clear to the east and north overnight and with clear spells following. Lowest temperatures of 9 to 12 degrees with light westerly winds.
Saturday will be largely dry with bright or sunny spells and just the chance of an odd light shower. Highest temperatures of 15 to 19 degrees with light to moderate west to southwest winds.
Saturday night will be dry with clear spells for a time. Cloud will increase from the south overnight. Lowest temperatures of 7 to 10 degrees with light variable breezes
On Sunday, cloud, rain and drizzle will move northwards. Rainfall will mainly affect the western coastal counties. It will be drier further east with some brighter intervals possible. Highest temperatures of 18 to 22 degrees, warmest over the southern half of the country with moderate east to southeast winds.
Sunday night will be mostly cloudy with a fair amount of dry weather and with outbreaks of rain in the west and northwest. Lowest temperatures of 13 to 16 degrees.
Monday will be mostly cloudy with showers or longer spells of rain extending eastwards to all areas, possibly heavy at times. It will be warm with highest temperatures of 19 to 23 degrees and light variable winds , becoming westerly later.
Tuesday will be cooler and brighter with sunny spells and scattered showers, mainly over the northern half of the country. Highest temperatures of 15 to 19 degrees with moderate westerly winds.
Current indications suggest that Wednesday, Thursday and Friday will continue unsettled with rain or showers at times and with temperatures in the mid to high teens.
Temperature circle (°C): maximum and minimum temperature forecast for each day. Wind symbol (km/h): arrow points in the direction the wind is blowing. The weather and wind icons: for the time of maximum temperature and minimum temperature.