Winters in Cramlington are cold and variable, with temperatures often dropping below freezing point, especially in January. Spring is a slow warming period, with April and May seeing a gradual increase in temperatures, but still experiencing occasional chilly days. Summer brings warmer weather, with July being the warmest month on average, but even then temperatures can be quite cool at night. Autumn is mild, with October often feeling like the start of winter due to the return of cooler nights.