Navan Weather in September

With daytime temperatures of 18°C (64°F) and nighttime lows of 10°C (50°F), September in Navan brings pleasant temperatures during the day. Do keep in mind that quite a bit of rainfall is typical. Around 70 mm (2.8 in) falls on average.

Rainfall in Navan in September

Looking at the last 30 years, the data shows about 16 days with rain, averaging 70 mm (2.8 in) for the month. Rain falls on many days this month, but usually in relatively small amounts. A light waterproof is more useful than a heavy umbrella.

Temperature in Navan in September

September in Navan brings pleasant temperatures, with highs of 18°C (64°F) and nights around 10°C (50°F). The difference between afternoon and evening temperatures is usually noticeable. With overnight lows of 10°C (50°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.

Sunshine in Navan in September

The city usually sees around 128 hours of sunlight, indicating a moderately sunny period.

If you prefer dry days with pleasant temperatures, July and August typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.