Compare Irish counties
Pick two or three counties to see their rainfall, sunshine and temperatures side by side, month by month.
Louth gets 9% more rain a year than Meath (1063 mm against 978 mm), with 3 more rain days and 18 more hours of sunshine. July afternoons average 19°C in Louth and 20°C in Meath; January nights 2°C and 2°C.
Rainfall by month
0 50 100 Louth, Jan: 64 mm Louth, Feb: 76 mm Louth, Mar: 84 mm Louth, Apr: 82 mm Louth, May: 74 mm Louth, Jun: 76 mm Louth, Jul: 90 mm Louth, Aug: 84 mm Louth, Sep: 115 mm Louth, Oct: 126 mm Louth, Nov: 90 mm Louth, Dec: 102 mm Meath, Jan: 68 mm Meath, Feb: 72 mm Meath, Mar: 78 mm Meath, Apr: 75 mm Meath, May: 77 mm Meath, Jun: 75 mm Meath, Jul: 91 mm Meath, Aug: 72 mm Meath, Sep: 94 mm Meath, Oct: 111 mm Meath, Nov: 78 mm Meath, Dec: 87 mm Monaghan, Jan: 65 mm Monaghan, Feb: 82 mm Monaghan, Mar: 82 mm Monaghan, Apr: 79 mm Monaghan, May: 78 mm Monaghan, Jun: 79 mm Monaghan, Jul: 101 mm Monaghan, Aug: 93 mm Monaghan, Sep: 106 mm Monaghan, Oct: 121 mm Monaghan, Nov: 84 mm Monaghan, Dec: 94 mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daytime high by month
0 5 10 15 Louth, Jan: 7 °C Louth, Feb: 9 °C Louth, Mar: 11 °C Louth, Apr: 12 °C Louth, May: 15 °C Louth, Jun: 18 °C Louth, Jul: 19 °C Louth, Aug: 19 °C Louth, Sep: 17 °C Louth, Oct: 14 °C Louth, Nov: 11 °C Louth, Dec: 9 °C Meath, Jan: 7 °C Meath, Feb: 9 °C Meath, Mar: 11 °C Meath, Apr: 12 °C Meath, May: 16 °C Meath, Jun: 18 °C Meath, Jul: 20 °C Meath, Aug: 19 °C Meath, Sep: 17 °C Meath, Oct: 14 °C Meath, Nov: 11 °C Meath, Dec: 9 °C Monaghan, Jan: 7 °C Monaghan, Feb: 9 °C Monaghan, Mar: 10 °C Monaghan, Apr: 12 °C Monaghan, May: 16 °C Monaghan, Jun: 18 °C Monaghan, Jul: 19 °C Monaghan, Aug: 19 °C Monaghan, Sep: 17 °C Monaghan, Oct: 14 °C Monaghan, Nov: 10 °C Monaghan, Dec: 8 °C Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Sunshine by month
0.0 5.0 10.0 Louth, Jan: 4.0 hours a day Louth, Feb: 4.3 hours a day Louth, Mar: 6.3 hours a day Louth, Apr: 8.7 hours a day Louth, May: 10.4 hours a day Louth, Jun: 10.5 hours a day Louth, Jul: 9.4 hours a day Louth, Aug: 9.4 hours a day Louth, Sep: 7.4 hours a day Louth, Oct: 5.2 hours a day Louth, Nov: 4.2 hours a day Louth, Dec: 3.0 hours a day Meath, Jan: 4.1 hours a day Meath, Feb: 4.2 hours a day Meath, Mar: 6.3 hours a day Meath, Apr: 8.5 hours a day Meath, May: 10.4 hours a day Meath, Jun: 10.4 hours a day Meath, Jul: 9.1 hours a day Meath, Aug: 9.4 hours a day Meath, Sep: 7.2 hours a day Meath, Oct: 5.4 hours a day Meath, Nov: 4.2 hours a day Meath, Dec: 3.0 hours a day Monaghan, Jan: 3.8 hours a day Monaghan, Feb: 4.0 hours a day Monaghan, Mar: 5.8 hours a day Monaghan, Apr: 8.4 hours a day Monaghan, May: 9.9 hours a day Monaghan, Jun: 9.9 hours a day Monaghan, Jul: 8.6 hours a day Monaghan, Aug: 9.0 hours a day Monaghan, Sep: 7.0 hours a day Monaghan, Oct: 4.8 hours a day Monaghan, Nov: 4.0 hours a day Monaghan, Dec: 2.7 hours a day Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Rain days by month
0 5 10 15 Louth, Jan: 12 days Louth, Feb: 13 days Louth, Mar: 15 days Louth, Apr: 16 days Louth, May: 15 days Louth, Jun: 14 days Louth, Jul: 15 days Louth, Aug: 14 days Louth, Sep: 14 days Louth, Oct: 17 days Louth, Nov: 15 days Louth, Dec: 14 days Meath, Jan: 12 days Meath, Feb: 14 days Meath, Mar: 14 days Meath, Apr: 14 days Meath, May: 15 days Meath, Jun: 14 days Meath, Jul: 17 days Meath, Aug: 13 days Meath, Sep: 13 days Meath, Oct: 17 days Meath, Nov: 13 days Meath, Dec: 14 days Monaghan, Jan: 12 days Monaghan, Feb: 15 days Monaghan, Mar: 16 days Monaghan, Apr: 15 days Monaghan, May: 16 days Monaghan, Jun: 15 days Monaghan, Jul: 18 days Monaghan, Aug: 16 days Monaghan, Sep: 16 days Monaghan, Oct: 18 days Monaghan, Nov: 14 days Monaghan, Dec: 15 days Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Figures are averages for 2021–2025 at each county town, from the ERA5 weather reanalysis via Open-Meteo. They describe typical lowland weather in each county; hills and exposed coasts are wetter and windier.