Monthly Data

1		Athenry	14		Knock Airport
2		Ballyhaise	15		Mace Head
3		Belmullet	16		Malin Head
4		Carlow Oakpark	17		Markree
5		Baldonnel - Casement Aerodrome	18		Mount Dillon
6		Claremorris	19		Mullingar
7		Cork Airport	20		Newport
8		Dublin Airport	21		Phoenix Park
9		Dunsany	22		Roches Point
10		Fermoy Moorepark	23		Shannon Airport
11		Finner	24		Sherkin Island
12		Gurteen Agri College	25		Valentia Observatory
13		Johnstown

Monthly values for Roches_Point up to 23-oct-2017
Total rainfall in millimetres for Roches_Point

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Annual
2017	86.5	73.6	120.7	9.2	53.8	104.4	50.9	78.6	142.1	115.5			835.3
2016	175.0	167.2	55.4	81.7	65.1	54.1	53.8	64.1	85.5	46.1	36.0	85.8	969.8
2015	79.3	47.4	75.7	16.8	140.8	63.2	122.6	94.7	64.5	54.9	122.8	340.6	1223.3
2014	148.1	173.5	100.7	69.3	40.8	45.8	18.8	75.6	19.0	125.8	159.3	46.7	1023.4
mean	100.5	74.8	78.1	59.0	63.0	63.8	63.1	85.1	85.0	108.9	95.0	99.7	976.0

Mean temperature in degrees Celsius for Roches_Point

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Annual
2017	7.6	7.7	9.0	9.8	12.1	14.0	15.6	14.7	13.4	12.3			11.6
2016	7.6	6.4	7.1	8.2	12.2	15.0	15.2	15.7	14.5	12.2	7.3	8.7	10.9
2015	6.7	5.9	7.4	9.4	11.0	13.4	14.2	14.4	13.4	12.1	10.6	9.7	10.7
2014	6.9	6.4	7.7	10.0	11.6	14.7	16.9	15.1	15.5	12.5	9.6	7.6	11.2
mean	6.8	6.8	7.8	9.0	11.4	13.8	15.6	15.4	13.9	11.4	8.9	7.4	10.7

Mean 10cm soil temperature for Roches_Point at 0900 UTC

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Annual
2017	6.1	6.4	7.7	9.8	13.3	15.9	17.0	15.1	13.1	n/a			11.6
2016	6.2	4.9	5.9	7.9	13.1	16.5	16.0	15.8	13.9	10.6	5.7	7.2	10.3
2015	5.0	4.1	6.1	n/a	11.6	14.7	15.2	14.6	12.6	10.9	9.8	8.9	10.4
2014	5.4	4.7	6.5	9.7	12.4	16.6	17.7	15.0	14.9	11.3	8.1	5.7	10.7
mean	n/a	n/a	n/a	n/a	n/a	n/a	n/a	n/a	n/a	n/a	n/a	n/a	n/a

Global Solar Radiation in Joules/cm² for Roches_Point

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Annual
2017	8398	13907	29306	39157	57155	58278	56714	40908	34741	11847			350411
2016	7224	14767	n/a	41661	58495	58987	48528	45340	26343	20482	12400	5117	339344
2015	9880	14751	31100	n/a	52476	59282	52036	47004	33646	18764	8928	5178	333045
2014	9807	15281	27836	44601	52887	65106	55429	48545	37957	20394	11918	8289	398050
mean	n/a	n/a	n/a	n/a	n/a	n/a	n/a	n/a	n/a	n/a	n/a	n/a	n/a

Potential Evapotranspiration (mm) for Roches_Point

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Annual
2017	17.5	21.4	39.1	56.8	75.7	82.1	89.0	63.8	48.8	22.0			516.2
2016	16.4	24.1	n/a	56.4	78.3	89.1	75.3	70.1	41.5	37.7	18.9	15.4	523.2
2015	21.1	21.3	40.2	n/a	69.6	82.8	72.8	65.9	51.0	31.2	20.6	15.5	492.0
2014	n/a	n/a	n/a	n/a	n/a	n/a	n/a	n/a	n/a	32.2	19.1	19.5	70.8
mean	n/a	n/a	n/a	n/a	n/a	n/a	n/a	n/a	n/a	n/a	n/a	n/a	n/a

Evaporation (mm) for Roches_Point

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Annual
2017	23.2	32.3	61.3	85.0	116.8	129.3	130.9	94.5	74.5	32.7			780.5
2016	23.2	35.0	n/a	88.9	118.9	132.1	111.4	104.4	61.8	51.0	24.8	20.0	771.5
2015	28.8	31.2	63.3	n/a	113.0	126.8	115.3	101.0	73.5	43.0	28.3	22.2	746.4
2014	n/a	n/a	n/a	n/a	n/a	n/a	n/a	n/a	n/a	46.6	25.1	24.2	95.9
mean	n/a	n/a	n/a	n/a	n/a	n/a	n/a	n/a	n/a	n/a	n/a	n/a	n/a

Degree Days Below 15.5 Degree Celsius for Roches_Point

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Total
2017	246	218	203	172	108	58	31	41	70	N/A	N/A	N/A	N/A
2016	245	265	261	219	111	37	36	25	46	102	246	212	1806
2015	273	268	252	N/A	142	75	52	46	69	107	148	181	N/A
2014	267	256	242	166	123	47	18	38	30	96	178	243	1703

Note: Evaporation and PE data are calculated using Penman/Monteith formulae.
All means are for the period 1981-2010. Data updated daily at Mid-day.

Weather Events for Public Works Contracts