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Latest Farming Commentary

Forecast issued at: Monday 03rd August 2020 15:00


Warning issued at: 2020-08-02 14:00:00
Weather conditions conducive to the spread of potato blight will develop on Tuesday evening and night and will continue through the rest of the week. There will be opportunities for spraying on Monday.


Over the past seven days, rainfall amounts have been above average throughout the country. Most areas had between 1.5 and 3 times their average for the time of year. Valentia Observatory recorded the most with 103mm, over 4 times its average. Rainfall is expected tomorrow and Wednesday with showers likely on Friday before becoming more settled for the weekend. The coming week will possibly see 10 to 30mm for the eastern half of the country with 25 to 40mm expected further west.


Mean air temperatures over the past week have been slightly cooler than average, between 0.2 and 0.8 degrees below. Shannon Airport recorded the highest mean air temperature with 15.4 degrees. After today, temperatures will increase to around or even slightly above normal with some mild and humid nights. Mean soil temperatures have been above average throughout the country, generally within a degree of the average but higher in the midlands. The coming week will likely see the soil temperatures increase further.


Sunshine was below average in the past week for most. Generally 60 to 80% of the norm was recorded with the southwest receiving more with 40.8 accumulated hours (110%) in Cork Airport. Sunshine amounts will likely be slightly below average for the coming week.

Drying Conditions

Drying conditions will be poor on Tuesday and Wednesday with rain expected. Better opportunities on Thursday with mostly dry conditions but humidity will be high. Friday will see showers, most frequent in the western half of the country. The weekend looks set to be mostly settled but humid so likely some limited opportunities then.


Best times for spraying will later on Wednesday and on Thursday with mostly dry weather.

Field Conditions

Soils are slightly above saturation in parts of the east and southeast, with soils generally saturated elsewhere. Heavy rain on Tuesday and Wednesday will lead to excess surface water in Connacht, Ulster and west Munster.

Agricultural Data Graphs

Soil Moisture Deficits

Soil Moisture Deficits (SMDs) in (mm) are calculated for three classes of soil: well drained, moderately drained and poorly drained. For further information on how Soil Moisture Deficits are calculated, click here.

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