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CheckWeather UK›Derry›Best time to visit

The best time to visit Derry

Month-by-month climate averages for Derry, Northern Ireland, so you can pick your dates on data rather than guesswork.

Short answer

The most comfortable time to visit Derry is usually June, July, August and September, when daytime highs sit in the pleasant 16-26°C range and the heaviest January rain is behind you.

Derry is warmest in June (highs near 17°C) and coldest in February (lows around 2°C), with roughly 1130 mm of precipitation across the year and January the wettest month. The sweet spot for most visitors is June, July, August and September.

These are long-run averages. For the actual days you are travelling, check the live Derry forecast - and note how much the models agree, because that tells you how much to trust it.

Derry weather by month

what to expect in Derry through the year, 1991-2020 averages

Here is Derry's typical weather in each month: the average daytime high and overnight low in °C, how each month feels, and the wettest month marked. Use it to plan any trip to Derry by season.

Jan
7°
3°
Cold
Wettest
Feb
7°
2°
Cold
Mar
9°
4°
Cool
Apr
11°
4°
Cool
May
14°
7°
Cool
Jun
17°
10°
Mild
Jul
17°
11°
Mild
Aug
17°
12°
Mild
Sep
16°
9°
Mild
Oct
12°
8°
Cool
Nov
9°
4°
Cool
Dec
7°
3°
Cold

Common questions

When is the best time to visit Derry?
The most comfortable time to visit Derry is usually June, July, August and September, when daytime highs sit in the pleasant 16-26°C range and the heaviest January rain is behind you.
What is the warmest month in Derry?
June is the warmest month in Derry, averaging highs near 17°C.
What is the coldest month in Derry?
February is the coldest month in Derry, with lows around 2°C.
When is the rainy season in Derry?
The wettest month in Derry is usually January, out of roughly 1130 mm of precipitation across the year.

Derry month by month

JanuaryFebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecember