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 SherkinIsland up to 23-oct-2017
Total rainfall in millimetres for SherkinIsland

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Annual
2017	66.7	78.5	132.7	14.6	39.2	112.3	89.9	78.6	150.8	99.6			862.9
2016	185.8	113.0	61.5	68.8	59.4	61.5	69.7	111.1	111.1	64.4	43.3	78.3	1027.9
2015	106.6	78.0	88.9	18.5	110.0	77.4	127.0	87.0	121.2	52.8	107.7	292.7	1267.8
2014	200.2	196.9	85.4	74.8	59.4	60.0	61.3	66.9	22.4	159.3	148.5	66.6	1201.7
mean	132.7	101.4	94.7	73.7	73.7	75.1	78.0	88.3	92.4	127.6	120.1	130.3	1188.0

Mean temperature in degrees Celsius for SherkinIsland

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Annual
2017	8.1	8.2	9.2	9.8	12.2	14.0	14.9	14.6	13.5	12.7			11.7
2016	8.4	7.0	7.5	8.5	12.0	14.3	14.4	15.2	14.5	12.3	8.0	9.5	11.0
2015	7.5	6.5	7.7	9.4	10.9	12.9	14.2	14.3	13.8	12.3	11.2	10.3	10.9
2014	7.7	7.2	8.3	10.2	11.5	14.7	16.5	15.0	15.5	12.7	10.3	8.5	11.5
mean	7.5	7.5	8.4	9.4	11.7	13.9	15.5	15.7	14.3	12.0	9.5	8.0	11.1

Mean 10cm soil temperature for SherkinIsland at 0900 UTC

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Annual
2017	7.5	7.9	8.4	10.2	12.9	15.4	16.2	15.3	13.4	n/a			11.9
2016	7.4	5.9	6.6	8.5	13.0	15.6	15.8	15.8	14.6	11.8	7.7	8.8	11.0
2015	6.6	5.3	6.8	9.3	11.7	14.5	14.8	14.7	13.1	11.2	10.6	9.6	10.7
2014	6.7	5.9	7.3	10.1	12.5	16.3	17.2	15.7	15.0	12.0	n/a	7.5	11.5
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 SherkinIsland

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Annual
2017	8345	14868	28307	43479	57060	59325	57794	46218	33526	12722			361644
2016	7262	16452	27956	48481	60218	56262	53776	48503	25866	19137	12859	5660	382432
2015	8882	13475	30056	50190	55679	57207	57047	49551	33798	19483	8962	5121	389451
2014	9133	13875	31599	45082	56060	65454	58668	52360	37306	20213	11811	7296	408857
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 SherkinIsland

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Annual
2017	20.6	25.2	40.5	59.4	75.1	80.5	79.1	63.5	46.3	21.7			511.9
2016	20.8	27.3	39.7	61.4	77.3	81.1	73.7	68.6	43.9	39.0	23.5	21.0	577.3
2015	23.5	21.0	38.1	59.8	67.1	73.3	76.1	66.2	53.0	34.4	25.6	24.1	562.2
2014	18.9	25.5	35.6	48.0	63.4	90.7	87.9	76.6	n/a	33.3	20.7	21.6	522.2
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 SherkinIsland

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Annual
2017	27.1	37.8	64.0	88.6	117.8	127.9	122.2	97.5	71.3	33.0			787.2
2016	28.7	41.0	61.1	96.8	118.9	122.4	112.7	104.8	64.3	52.8	30.3	26.7	860.5
2015	32.7	31.1	60.5	95.8	113.2	115.7	120.8	101.4	75.9	47.2	35.1	32.8	862.2
2014	26.8	41.1	57.8	79.9	103.5	135.3	128.0	114.4	n/a	48.2	27.1	27.9	790.0
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 SherkinIsland

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Total
2017	228	206	195	170	105	55	34	37	63	N/A	N/A	N/A	N/A
2016	220	247	247	210	112	44	44	28	41	99	226	185	1702
2015	247	253	243	182	143	82	48	46	57	100	130	162	1693
2014	241	233	224	159	126	45	15	33	30	89	N/A	217	N/A

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