Cork Airport 1971–2000 averages
TEMPERATURE (degrees Celsius)	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Year
mean daily max	8.0	8.2	9.6	11.5	14.1	16.6	18.7	18.5	16.2	13.0	10.2	8.7	12.8
mean daily min	2.8	3.0	3.8	4.6	7.0	9.6	11.7	11.6	9.9	7.6	5.0	3.9	6.7
mean temperature	5.4	5.6	6.7	8.1	10.5	13.1	15.2	15.0	13.0	10.3	7.6	6.3	9.7
absolute max.	13.0	14.0	15.7	21.2	23.6	27.5	28.7	28.0	24.7	21.4	16.2	13.6	28.7
min. maximum	-4.3	-1.6	1.2	5.0	7.6	10.7	12.8	11.9	9.9	7.4	3.6	-1.8	-4.3
max. minimum	10.6	10.1	10.9	11.4	15.1	16.2	19.0	18.4	17.3	14.9	12.8	11.6	19.0
absolute min.	-8.5	-6.1	-4.3	-2.4	-0.9	3.4	6.6	5.3	2.3	-0.9	-3.3	-4.8	-8.5
mean num. of days with air frost	5.4	3.9	2.2	1.7	0.1	0.0	0.0	0.0	0.0	0.2	1.7	3.5	18.7
mean num. of days with ground frost	13.6	11.5	10.7	9.2	3.0	0.2	0.0	0.0	0.4	2.7	8.1	11.3	70.8
mean 5cm soil	4.3	4.1	5.2	7.3	10.7	13.9	15.5	14.8	12.6	9.9	6.6	5.3	9.2
mean 10cm soil	4.5	4.3	5.3	7.3	10.5	13.6	15.3	14.7	12.7	10.1	6.9	5.6	9.2
mean 20cm soil	5.1	5.0	6.1	8.0	10.8	13.8	15.6	15.2	13.5	11.0	7.8	6.2	9.8
RELATIVE HUMIDITY (%)
mean at 0900UTC	89.4	90.0	87.6	82.8	80.9	81.5	83.3	85.6	88.3	89.8	90.1	90.3	86.6
mean at 1500UTC	83.8	80.4	75.0	70.6	70.7	71.4	72.5	72.9	75.4	80.2	83.3	85.8	76.8
SUNSHINE (hours)
mean daily duration	1.7	2.2	3.3	5.1	6.0	5.5	5.3	5.1	4.2	2.9	2.1	1.5	3.7
greatest daily duration	7.6	9.4	11.5	13.6	15.4	15.9	15.4	14.0	12.8	10.1	8.5	7.6	15.9
mean num. of days with no sun	11.0	8.9	6.5	3.1	2.4	2.5	1.8	2.3	4.1	6.3	9.3	12.0	70.2
RAINFALL (mm)
mean monthly total	140.9	116.1	95.2	65.3	83.2	66.6	67.8	94.4	98.5	135.5	113.4	146.0	1222.9
greatest daily total	45.7	49.9	55.2	45.9	43.4	59.7	75.5	60.9	58.9	62.8	47.1	50.9	75.5
mean num. of days with >= 0.2mm	20	18	19	14	15	14	14	15	16	18	18	20	201
mean num. of days with >= 1.0mm	15	14	14	10	11	10	9	11	11	14	14	16	149
mean num. of days with >= 5.0mm	9	8	5	4	5	4	4	5	5	7	7	8	71
WIND (knots)
mean monthly speed	12.4	12.3	11.7	10.3	10.1	9.3	8.9	8.8	9.7	10.9	11.2	12.1	10.7
max. gust	94	83	70	62	59	49	57	54	58	75	66	80	94
max. mean 10-minute speed	58	54	43	40	40	33	40	38	39	48	46	56	58
mean num. of days with gales	2.8	1.9	1.5	0.3	0.3	0.0	0.1	0.2	0.5	1.0	1.5	2.3	12.4
WEATHER (mean no. of days with..)
snow or sleet	3.9	3.5	2.5	1.0	0.1	0.0	0.0	0.0	0.0	0.0	0.3	2.4	13.7
snow lying at 0900UTC	1.8	1.0	0.4	0.1	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.4	3.7
hail	1.1	1.1	1.5	1.9	1.0	0.3	0.1	0.1	0.1	0.4	0.2	0.7	8.4
thunder	0.3	0.1	0.1	0.1	0.6	0.5	0.7	0.4	0.1	0.5	0.1	0.2	3.8
fog	7.2	7.9	7.9	6.0	7.0	7.6	8.5	9.3	9.8	8.9	7.8	8.3	96.3