Climate in Arnhem

Arnhem, Netherlands has a oceanic climate. The annual average temperature is about 9.9°C and the city receives roughly 821 mm of precipitation across 137 rainy days a year, with around 1113 hours of sunshine. The warmest month is Jul (highs near 19.4°C) and the coldest is Jan (lows near 0.4°C). These are deterministic, latitude- and region-based planning estimates — not a forecast or measured station data; check current conditions with an official meteorological service before travel.

Data year 2025; last updated 2026-05-16.

Arnhem is classified as Oceanic. This reflects its annual temperature range and the seasonal pattern of its rainfall.

Arnhem receives about 821 mm of precipitation a year over roughly 137 rainy days. The wettest month is Dec and the driest is Apr.

Arnhem sees an estimated 1113 hours of sunshine a year, concentrated in the warmer months around Jul.

By temperature and rainfall, the most comfortable months in Arnhem are Jul, Jun, Aug. Conditions vary year to year — verify with a current forecast before booking.

Arnhem has a climate comfort score of 65/100, a comfortable year-round climate by this measure. The score weights mild temperatures most, then rainfall balance, sunshine, low seasonality, and the absence of extreme winter cold or summer heat.