Winchester weather
The Winchester weather guide shows monthly weather averages (including daytime and night-time temperatures, rainfall and hours of sunshine) for holidays in Winchester, Hampshire, England in 2026/2027.
Winchester weather averages
Check the Winchester weather averages for each month of the year including maximum daytime and minimum night-time temperatures, monthly rainfall, number of days with rain and average daily hours of sunshine for Winchester, Hampshire, England.
Winchester weather by month
Check the weather for Winchester, Hampshire, England for a particular month by selecting from the list below. This gives the best indication of what to expect from the weather months in advance.
Winchester weather in January
The average maximum daytime temperature in Winchester in January is a cold 7°C (45°F), while the average minimum night-time temperature is a cold 1°C (34°F). You can expect on average 2 hours of sunshine a day in Winchester during January.
- 7°C max day temperature
7 - 2 hours of sunshine per day
2 - 16 days with some rainfall
16 - 1°C min night temperature
1 - 82 mm of monthly rainfall
82
On average 82 mm (3.2 inches) of rain normally falls in Winchester during January with rain falling on 16 days of the month.
Winchester weather in February
The average maximum daytime temperature in Winchester in February is a cold 7°C (45°F), while the average minimum night-time temperature is a cold 1°C (34°F). You can expect on average 3 hours of sunshine a day in Winchester during February.
- 7°C max day temperature7
- 3 hours of sunshine per day
3 - 14 days with some rainfall
14 - 1°C min night temperature1
- 56 mm of monthly rainfall
56
On average 56 mm (2.2 inches) of rain normally falls in Winchester during February with rain falling on 14 days of the month.
Winchester weather in March
The average maximum daytime temperature in Winchester in March is a cool 10°C (50°F), while the average minimum night-time temperature is a cold 2°C (36°F). You can expect on average 4 hours of sunshine a day in Winchester during March.
- 10°C max day temperature
10 - 4 hours of sunshine per day
4 - 15 days with some rainfall15
- 2°C min night temperature2
- 64 mm of monthly rainfall
64
On average 64 mm (2.5 inches) of rain normally falls in Winchester during March with rain falling on 15 days of the month.
Winchester weather in April
The average maximum daytime temperature in Winchester in April is a cool 12°C (54°F), while the average minimum night-time temperature is a cold 4°C (39°F). You can expect on average 5 hours of sunshine a day in Winchester during April.
- 12°C max day temperature
12 - 5 hours of sunshine per day
5 - 13 days with some rainfall13
- 4°C min night temperature4
- 53 mm of monthly rainfall53
On average 53 mm (2.1 inches) of rain normally falls in Winchester during April with rain falling on 13 days of the month.
Winchester weather in May
The average maximum daytime temperature in Winchester in May is a comfortable 16°C (61°F), while the average minimum night-time temperature is a cold 6°C (43°F). You can expect on average 6 hours of sunshine a day in Winchester during May.
- 16°C max day temperature
16 - 6 hours of sunshine per day
6 - 12 days with some rainfall
12 - 6°C min night temperature6
- 50 mm of monthly rainfall50
On average 50 mm (2 inches) of rain normally falls in Winchester during May with rain falling on 12 days of the month.
Winchester weather in June
The average maximum daytime temperature in Winchester in June is a comfortable 19°C (66°F), while the average minimum night-time temperature is a cool 9°C (48°F). You can expect on average 7 hours of sunshine a day in Winchester during June.
- 19°C max day temperature
19 - 7 hours of sunshine per day
7 - 12 days with some rainfall12
- 9°C min night temperature9
- 55 mm of monthly rainfall55
On average 55 mm (2.2 inches) of rain normally falls in Winchester during June with rain falling on 12 days of the month.
Winchester weather in July
The average maximum daytime temperature in Winchester in July is a warm 22°C (72°F), while the average minimum night-time temperature is a cool 11°C (52°F). You can expect on average 6 hours of sunshine a day in Winchester during July.
- 22°C max day temperature
22 - 6 hours of sunshine per day6
- 11 days with some rainfall11
- 11°C min night temperature11
- 44 mm of monthly rainfall44
On average 44 mm (1.7 inches) of rain normally falls in Winchester during July with rain falling on 11 days of the month.
Winchester weather in August
The average maximum daytime temperature in Winchester in August is a warm 22°C (72°F), while the average minimum night-time temperature is a cool 11°C (52°F). You can expect on average 6 hours of sunshine a day in Winchester during August.
- 22°C max day temperature22
- 6 hours of sunshine per day6
- 11 days with some rainfall11
- 11°C min night temperature11
- 61 mm of monthly rainfall61
On average 61 mm (2.4 inches) of rain normally falls in Winchester during August with rain falling on 11 days of the month.
Winchester weather in September
The average maximum daytime temperature in Winchester in September is a comfortable 18°C (64°F), while the average minimum night-time temperature is a cool 9°C (48°F). You can expect on average 5 hours of sunshine a day in Winchester during September.
- 18°C max day temperature18
- 5 hours of sunshine per day5
- 12 days with some rainfall12
- 9°C min night temperature9
- 70 mm of monthly rainfall70
On average 70 mm (2.8 inches) of rain normally falls in Winchester during September with rain falling on 12 days of the month.
Winchester weather in October
The average maximum daytime temperature in Winchester in October is a comfortable 14°C (57°F), while the average minimum night-time temperature is a cold 7°C (45°F). You can expect on average 3 hours of sunshine a day in Winchester during October.
- 14°C max day temperature14
- 3 hours of sunshine per day3
- 15 days with some rainfall15
- 7°C min night temperature7
- 77 mm of monthly rainfall77
On average 77 mm (3 inches) of rain normally falls in Winchester during October with rain falling on 15 days of the month.
Winchester weather in November
The average maximum daytime temperature in Winchester in November is a cool 10°C (50°F), while the average minimum night-time temperature is a cold 3°C (37°F). You can expect on average 2 hours of sunshine a day in Winchester during November.
- 10°C max day temperature10
- 2 hours of sunshine per day2
- 15 days with some rainfall15
- 3°C min night temperature3
- 81 mm of monthly rainfall81
On average 81 mm (3.2 inches) of rain normally falls in Winchester during November with rain falling on 15 days of the month.
Winchester weather in December
The average maximum daytime temperature in Winchester in December is a cool 8°C (46°F), while the average minimum night-time temperature is a cold 2°C (36°F). You can expect on average 2 hours of sunshine a day in Winchester during December.
- 8°C max day temperature8
- 2 hours of sunshine per day2
- 16 days with some rainfall16
- 2°C min night temperature2
- 87 mm of monthly rainfall87
On average 87 mm (3.4 inches) of rain normally falls in Winchester during December with rain falling on 16 days of the month.