Belmullet 1971–2000 averages
TEMPERATURE (degrees Celsius)JanFebMarAprMayJunJulAugSepOctNovDecYear
mean daily max8.68.89.911.814.115.717.417.716.113.410.79.212.8
mean daily min3.53.44.45.47.59.911.911.810.48.25.54.47.2
mean temperature6.06.17.28.610.812.814.714.813.210.88.16.810.0
absolute max.13.913.814.723.326.627.028.727.425.421.315.314.928.7
min. maximum-1.10.73.15.96.711.311.912.110.88.15.20.7-1.1
max. minimum10.711.010.511.215.316.218.017.616.814.713.112.318.0
absolute min. -8.1-5.4-5.7-2.1-0.41.45.13.10.8-1.7-2.5-5.5-8.1
mean num. of days with air frost 3.83.61.30.60.00.00.00.00.00.11.32.913.6
mean num. of days with ground frost 9.98.76.55.52.20.10.00.00.51.85.98.249.4
mean 5cm soil4.44.35.78.511.914.815.815.212.910.16.85.69.7
mean 10cm soil4.84.75.98.211.214.015.214.912.910.47.36.09.6
mean 20cm soil5.55.46.68.911.714.415.615.513.811.38.26.610.3
RELATIVE HUMIDITY (%)
mean at 0900UTC84.884.682.780.278.080.984.884.383.784.885.285.683.3
mean at 1500UTC 80.678.376.773.372.877.079.778.377.379.381.183.378.2
SUNSHINE (hours)
mean daily duration 1.32.12.95.06.05.04.24.53.82.61.61.03.3
greatest daily duration 7.99.611.513.715.515.915.413.911.99.58.16.715.9
mean num. of days with no sun 11.16.66.23.02.03.13.43.13.56.08.511.968.6
RAINFALL (mm)
mean monthly total 133.295.199.462.864.767.471.299.6101.1139.0131.6132.71197.8
greatest daily total 32.623.625.624.542.237.129.057.862.679.643.641.779.6
mean num. of days with >= 0.2mm 232022171717181920232324243
mean num. of days with >= 1.0mm 191618121212131415181919187
mean num. of days with >= 5.0mm 107744446699979
WIND (knots)
mean monthly speed 15.414.614.212.412.011.811.511.212.714.013.814.613.2
max. gust 90938866615567548479769393
max. mean 10-minute speed 55605843413845405658486060
mean num. of days with gales 6.64.63.01.30.70.20.10.51.83.03.75.030.5
WEATHER (mean no. of days with..)
snow or sleet 5.14.23.51.60.20.00.00.00.00.00.62.718.0
snow lying at 0900UTC0.60.20.30.00.00.00.00.00.00.00.00.41.5
hail 9.57.07.34.61.70.20.00.10.62.96.27.547.7
thunder 1.00.80.60.40.40.40.70.50.20.40.30.86.5
fog1.10.70.91.71.61.73.11.91.01.00.70.616.0