Climate in Truro, United Kingdom

Truro, United Kingdom has a oceanic climate. The annual average temperature is about 11.1°C, with around 739 hours of sunshine; the national rainfall baseline is roughly 1100 mm across 184 rainy days a year. The warmest month is Jul (highs near 20°C) and the coldest is Jan (lows near 2.2°C). These are deterministic planning estimates, not a forecast or measured station data. Temperature and sunshine follow the city's latitude; rainfall and the climate zone come from a country-level baseline that every city in the country shares (refined by region in the United States, Canada and Australia), so they do not show local differences. Check current conditions with an official meteorological service before travel.

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

Truro is classified as Oceanic. The classification combines the city’s own temperature range, which follows its latitude, with a rainfall pattern taken at country level for United Kingdom — so cities in the same country usually share a zone.

The rainfall baseline for United Kingdom is about 1100 mm a year over roughly 184 rainy days, with the wettest month Dec and the driest Jun. This figure is not specific to Truro: every city in United Kingdom carries the same baseline, so it will not show the difference between, say, a dry inland city and a wet coastal one. Use an official meteorological service for local rainfall.

Truro sees an estimated 739 hours of sunshine a year, concentrated in the warmer months around Jul.

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

Truro has a climate comfort score of 64/100, 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.