Chichester

Planning your day in Chichester? Check out the latest weather updates, detailed forecasts, and helpful charts in this section.

The climate in Chichester, located in the United Kingdom, is generally temperate maritime. This means the city is characterized by mild winters and warm, but not hot, summers. Temperature fluctuations throughout the year are relatively small, with no extreme peaks of heat or cold.

Chichester has four distinct seasons. Winter (December–February) is cool, with average temperatures around 5–7°C. Spring (March–May) brings gradual warming, as the average temperature rises from 7°C to 12.5°C. Summer (June–August) is the warmest time of year, with average temperatures ranging from 16–18°C and maximums reaching around 21°C. Autumn (September–November) is marked by a gradual drop in temperature from 15°C to 8.5°C.

Precipitation in Chichester is distributed fairly evenly throughout the year, although the data shows a very low number of millimeters (2–3 mm per month). However, the number of "wet days" (from 9 to 16 per month) indicates frequent but likely light precipitation, such as drizzle or brief showers. The highest number of wet days occurs in March and October. Overall, the weather in Chichester is quite predictable for a temperate climate, without extreme weather events.

Chichester enjoys a temperate maritime climate with distinct seasons and relatively mild temperature fluctuations throughout the year. The warmest months are typically July and August. In July, the average temperature is 17.8°C, with daytime highs reaching an average of 21.4°C and nighttime lows around 14.1°C. August is slightly cooler, with an average temperature of 17.5°C and a maximum daytime temperature of about 21.0°C. The coldest month is January, when the average temperature drops to 5.2°C, the minimum night temperature averages 2.8°C, and the daytime temperature rarely rises above 7.7°C.

Summer months in Chichester are characterized by pleasantly warm weather. From June to August, daytime temperatures are usually in a comfortable range of 19.8°C to 21.4°C. Nights also remain relatively warm, with temperatures ranging from 12.0°C in June to 14.1°C in July. This creates favorable conditions for outdoor activities and long walks. Summer here isn't sweltering; rather, it is moderately warm and comfortable.

Winter in Chichester is mild. Average monthly temperatures from December to February range from 5.2°C to 6.8°C. Nighttime temperatures in the coldest month, January, average 2.8°C, which means severe frosts are rare. Daytime temperatures in winter usually stay within 7–9°C. Temperature fluctuations between day and night are most noticeable in late spring and early summer (for example, in May, the difference between the average maximum and minimum temperature is about 8.2°C), while in winter these daily variations are less pronounced, at about 4–5°C.

Precipitation in Chichester is distributed fairly evenly throughout the year, making it difficult to pinpoint a distinct dry or rainy season. Rain is frequent, but according to average monthly figures, its intensity is usually low. This means you can expect rainy weather in any month, but heavy downpours are unlikely.

The wettest period can be considered autumn and early winter. October stands out as the month with the highest rainfall (averaging 3 mm) and the most rainy days—around 16. This is followed by November (3 mm of rain, about 13 rainy days) and December (3 mm of rain, about 14 rainy days). It's interesting to note that March, despite a lower total amount of precipitation (2 mm), is also characterized by a high frequency of rain—about 15 days—indicating frequent but likely very light precipitation, possibly in the form of drizzle.

As for the least rainy months, June takes the lead. This month records the lowest average number of days with precipitation—only about 9—with a total rainfall of 2 mm. April and August also show a relatively lower number of rainy days, around 10 each. In general, the nature of precipitation in Chichester is likely to be frequent but not too heavy drizzle or light rain, typical of the UK climate.

When preparing for a trip to Chichester, it's important to remember the UK's notoriously changeable weather. The main principle for packing is layering, which will help you easily adapt to temperature fluctuations throughout the day. Regardless of the season, be sure to bring a waterproof jacket or raincoat and a compact umbrella, as rain is common here: an average of 9 to 16 days a month can be rainy. Given Chichester's location, windproof clothing will also come in handy. And, of course, don't forget comfortable walking shoes for exploring the city.

In summer (June–August), the average temperature in Chichester is around 16–18°C, with highs of up to 21°C. During this time, T-shirts, light trousers, or shorts are useful, but don't forget a sweater or cardigan for cool evenings, as well as sunscreen. In winter (December–February), average temperatures hover around 5–7°C, and minimums can drop to 2–4°C. Therefore, your luggage should include warm sweaters, insulated and waterproof outerwear, a hat, scarf, and gloves. Spring (March–May) and autumn (September–November) are transitional periods with temperatures from 7°C to 15°C. Layering and protection from wind and rain are especially important then; a light jacket and jumper will be very useful, especially in October, which is one of the rainiest months.