Weather forecast for this week in Dorchester - 12 Jan to 18 Jan
By Mr.Data 12th Jan 2026
Weekly Weather Forecast for Dorchester
This week in Dorchester, residents can expect a predominantly cloudy and wet weather pattern. Temperatures will be relatively mild for autumn, maintaining a narrow range between 3°C and 11°C. High humidity levels are expected throughout the week, ranging from 87% to 94%, which could contribute to an increased feeling of chilliness. Winds will gust moderately, averaging around 20 mph, adding to the cooler sensations.
Monday: The day will feature partly cloudy conditions with intermittent rain showers likely throughout. Temperatures will range between 10°C and 11°C. The humidity will be high at 91%, with a 100% chance of precipitation and brisk winds at 24 mph.
Tuesday: Cloudy skies will persist, accompanied by a continual threat of rain. The day’s temperatures will be stable at a max of 11°C and a min of 10°C. Humidity remains elevated at 94%, with a 97% chance of precipitation and winds tapering slightly to 22 mph.
Wednesday: Mostly cloudy conditions are forecasted, with rain anticipated in the late afternoon. Daytime highs will reach 10°C, with lows of 7°C. The chance of precipitation is lower at 68%, but high humidity at 88% and winds at 19 mph are expected.
Thursday: The day will be partly cloudy with sporadic rainfall. Forecast temperatures range from 6°C to 10°C, with wind speeds picking up to 23 mph. Precipitation likelihood stands at 81%, accompanied by 90% humidity.
Friday: Anticipate a partly cloudy day with periodic rain showers. The mercury will dip slightly, oscillating between 6°C and 8°C. Humidity will be around 87%, and there is an 87% chance of rain, with wind speeds at 21 mph.
Saturday: Expect partly cloudy skies with chances of rain throughout the day. Temperatures will range from a low of 3°C to a high of 8°C. Humidity will be quite high at 93%, with precipitation chances of 87% and winds expected at 19 mph.
Sunday: The weather will shift to cloudy skies as the afternoon progresses, bringing potential rain. Temperatures are cooler, between 3°C and 7°C. Humidity remains high at 91%, with a slightly decreased probability of 68% for rain and the mildest winds of the week at 14 mph.
Comparison with Previous Weather Period: Last week experienced slightly higher temperatures, but the predominant cloudy and wet conditions have persisted. The upcoming week presents a continuation of this trend with similar high humidity and precipitation levels, albeit with slightly cooler temperatures.
Commuting Advice: Prepare for potentially slippery roads due to significant rainfall throughout the week, which may impact visibility. Travellers are advised to consider waterproof outerwear or umbrellas to stay dry during commutes.
Weekend Plans Recommendation: Those planning outdoor activities should be prepared for potential rain showers on both days. While outdoor events might be feasible, it's advisable to have alternative indoor plans or rainproof gear ready to adapt to sudden weather changes.
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