The winters in Bolton are long, very cold, wet, windy, and usually cloudy, while the summers are cool and partly cloudy. The annual average temperature is around 36 degrees and rarely drops below 27 degrees or rises over 76 degrees.
According to the tourist score, most warm-weather activities in Bolton occur from late June through August. Below we have mentioned some of Bolton’s average weather details to know before you visit:
- Bolton Typical Temperature
From June 3 to September 11, when average daily highs are above 62°F, The Bolton weather experience a warm season. In Bolton, July is the hottest month, with highs of 66 degrees and lows of 55. For a full four months, from November 19 to March 17, the average high temperature is below 48 degrees Fahrenheit; this is the cool season. The average high for January is 44 degrees Fahrenheit, while the average low is 36 degrees.
The average fraction of the sky covered by clouds in Bolton varies significantly throughout the year due to the changing seasons. From about April 24 until about October 3, Bolton enjoys 5.3 months of relatively clear skies.
In Bolton, the percentage of days with clear, mostly clear, or partly overcast skies is highest (53%) in July. From October 3 through April 24 (about 6.7 months), the sky is more likely to be overcast than clear. During December, the atmosphere in Bolton is overcast or mostly cloudy 71% of the time, making it the cloudiest month of the year.
Days with at least 0.04 inches of liquid or liquid-equivalent precipitation are considered wet. Bolton sees a range of precipitation probabilities throughout the year. There is a greater than 35% probability of rain on any given day during the wetter season, which lasts for 4.4 months from September 21 to February 4. It rains at least 0.04 inches on 12.3 days on average in Bolton during November. The dry season lasts for around seven and a half months, from February 4 to September 21. April, with an average of 8.6 days with at least 0.04 inches of precipitation, is the month with the fewest wet days in Bolton.
The precipitation accumulated over a sliding 31-day period centered on each day of the year is displayed to highlight seasonal variance within the months instead of the monthly totals. The average monthly precipitation in Bolton varies somewhat with the seasons. It rains rather consistently in Bolton throughout the year. With an average of 2.9 inches, November is Bolton’s wettest month. As far as rainfall is concerned, April is the driest month in Bolton, with an average of only 1.6 inches.
In Bolton, the length of the day changes significantly from season to season. The shortest day of the year is on December 21, with 7 hours and 27 minutes of daylight, while the longest day will be on June 21, with 17 hours and 3 minutes of daylight.
Because it is the dew point that affects whether or not sweat evaporates from the skin, cooling the body is the determining factor in the humidity comfort level. When the dew point is low, it feels dry, and when it’s high, it feels muggy. However, while the temperature may decrease at night, a humid day is usually followed by a muggy night because the dew point tends to change more slowly than the temperature does.
A discussion of the hourly average wind vector (speed and direction) at 10 meters above the ground is presented here. Instantaneous wind speed and direction change more than hourly averages because they depend on topography and other local factors.
Throughout the year, there are noticeable shifts in Bolton’s average hourly wind speed. From October 13 to March 31, when average wind speeds exceed 11.8 mph, the windier phase of the year lasts for 5.6 months. January is Bolton’s windiest month, with an average hourly wind speed of 13.8 miles per hour. This more tranquil time of year begins on March 31 and continues for another 6.4 months until October 13. July has Bolton’s lowest average hourly wind speed of the year, with about 10.0 miles per hour.
- Water Temperature
Bolton is situated next to a sizable waterway (e.g., ocean, sea, or large lake). What follows is a report on that water’s regional average surface temperature. As the season change, so does the average water temperature.
Warmer water is available for three months, from June 25 to September 30, with an average temperature above 58 degrees Fahrenheit. In Bolton, the average water temperature is 62 degrees Fahrenheit in August. From December 27 to April 11, the water is cooler than average, with a temperature below 46 degrees Fahrenheit for almost three and a half months. At an average of 42 degrees Fahrenheit, the water in Bolton is at its coolest in February.
The tourism score prefers clear, rain-free days with perceived temperatures between 65 and 80. By this metric, the greatest time to enjoy Bolton’s many outdoor attractions is between the last week of June and the first week of August, with the third week of July being the best overall. Conditions ideal for enjoying the beach or pool include no chance of precipitation and temperatures between 75-90 degrees Fahrenheit. A high score in the third week of July indicates that now is the best time to visit Bolton for warm-weather pursuits.