Climate Insights for Westerton

West Sussex, England, United Kingdom

Hottest
August
19°C peak67°F peak
Coldest
January
5°C low41°F low
Wettest
October
114 mm rain4.5 in rain
Best to Visit
June, July, August
Mild temps & low rain

Climate Overview

The climate in Westerton is temperate. The average annual temperature is 12°C and approximately 934 mm of precipitation falls per year. Westerton receives a notable amount of rainfall throughout the year, including during its driest month. Westerton is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, July, September. The coldest months are January, February, March, when temperatures can drop to 5°C.The climate in Westerton is temperate. The average annual temperature is 54°F and approximately 36.8 in of precipitation falls per year. Westerton receives a notable amount of rainfall throughout the year, including during its driest month. Westerton is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, July, September. The coldest months are January, February, March, when temperatures can drop to 41°F.

Temperature

0°5°10°15°20°JanFebMarAprMayJunJulAugSepOctNovDecJanMax: 8°Average: 7°Min: 5°FebMax: 8°Average: 7°Min: 6°MarMax: 9°Average: 8°Min: 6°AprMax: 11°Average: 9°Min: 8°MayMax: 14°Average: 13°Min: 11°JunMax: 17°Average: 16°Min: 14°JulMax: 19°Average: 18°Min: 16°AugMax: 19°Average: 18°Min: 16°SepMax: 18°Average: 16°Min: 15°OctMax: 15°Average: 14°Min: 13°NovMax: 12°Average: 10°Min: 9°DecMax: 10°Average: 9°Min: 7°
Max
Average
Min
0°F10°F20°F30°F40°F50°F60°F70°FJanFebMarAprMayJunJulAugSepOctNovDecJanMax: 47°FAverage: 44°FMin: 41°FFebMax: 47°FAverage: 45°FMin: 43°FMarMax: 49°FAverage: 46°FMin: 44°FAprMax: 52°FAverage: 49°FMin: 46°FMayMax: 58°FAverage: 55°FMin: 51°FJunMax: 63°FAverage: 60°FMin: 57°FJulMax: 66°FAverage: 64°FMin: 61°FAugMax: 67°FAverage: 64°FMin: 62°FSepMax: 64°FAverage: 62°FMin: 59°FOctMax: 59°FAverage: 57°FMin: 55°FNovMax: 53°FAverage: 51°FMin: 48°FDecMax: 50°FAverage: 47°FMin: 45°F
Max
Average
Min

Westerton sees moderate temperature variation throughout the year, ranging from 5°C to 19°C. August is the warmest month, though highs remain moderate at 19°C with a mean of 18°C. January is the coolest month, with minimum temperatures around 5°C and an average of 7°C. Daily temperature variation is modest, with an average difference of 3°C between highs and lows. The sharpest temperature change occurs between October and November, with a 4°C shift in average temperatures.Westerton sees moderate temperature variation throughout the year, ranging from 41°F to 67°F. August is the warmest month, though highs remain moderate at 67°F with a mean of 64°F. January is the coolest month, with minimum temperatures around 41°F and an average of 44°F. Daily temperature variation is modest, with an average difference of 5°F between highs and lows. The sharpest temperature change occurs between October and November, with a 6°F shift in average temperatures.

Precipitation

0mm25mm50mm75mm100mm125mm150mmJanFebMarAprMayJunJulAugSepOctNovDecJanPrecipitation: 95mmSnow: 1mmFebPrecipitation: 75mmSnow: 1mmMarPrecipitation: 69mmSnow: 2mmAprPrecipitation: 43mmSnow: 0mmMayPrecipitation: 47mmSnow: 0mmJunPrecipitation: 60mmSnow: 0mmJulPrecipitation: 55mmSnow: 0mmAugPrecipitation: 69mmSnow: 0mmSepPrecipitation: 85mmSnow: 0mmOctPrecipitation: 114mmSnow: 0mmNovPrecipitation: 112mmSnow: 0mmDecPrecipitation: 111mmSnow: 0mm
Precipitation
Snow
0in2in4inJanFebMarAprMayJunJulAugSepOctNovDecJanPrecipitation: 3.7inSnow (in): 0inFebPrecipitation: 3inSnow (in): 0inMarPrecipitation: 2.7inSnow (in): 1inAprPrecipitation: 1.7inSnow (in): 0inMayPrecipitation: 1.8inSnow (in): 0inJunPrecipitation: 2.4inSnow (in): 0inJulPrecipitation: 2.2inSnow (in): 0inAugPrecipitation: 2.7inSnow (in): 0inSepPrecipitation: 3.4inSnow (in): 0inOctPrecipitation: 4.5inSnow (in): 0inNovPrecipitation: 4.4inSnow (in): 0inDecPrecipitation: 4.4inSnow (in): 0in
Precipitation
Snow (in)

Westerton is a moderately rainy area, receiving approximately 934 mm of precipitation annually, which averages out to around 78 mm per month. The wettest month is October, averaging 114 mm of rainfall. November and December also tend to see above-average precipitation. The driest month is April, with just 43 mm. That's 70 mm less than October, the wettest month. Precipitation varies noticeably between seasons, with the second half (July to December) of the year generally seeing more rainfall.Westerton is a moderately rainy area, receiving approximately 36.8 in of precipitation annually, which averages out to around 3.1 in per month. The wettest month is October, averaging 4.5 in of rainfall. November and December also tend to see above-average precipitation. The driest month is April, with just 1.7 in. That's 2.8 in less than October, the wettest month. Precipitation varies noticeably between seasons, with the second half (July to December) of the year generally seeing more rainfall.

Wind

0km/h5km/h10km/h15km/h20km/h25km/h30km/hJanFebMarAprMayJunJulAugSepOctNovDecJanWind Speed: 25km/hFebWind Speed: 26km/hMarWind Speed: 24km/hAprWind Speed: 20km/hMayWind Speed: 19km/hJunWind Speed: 19km/hJulWind Speed: 19km/hAugWind Speed: 20km/hSepWind Speed: 21km/hOctWind Speed: 24km/hNovWind Speed: 25km/hDecWind Speed: 26km/h
Wind Speed
0mph5mph10mph15mph20mphJanFebMarAprMayJunJulAugSepOctNovDecJanWind Speed: 15mphFebWind Speed: 16mphMarWind Speed: 15mphAprWind Speed: 12mphMayWind Speed: 12mphJunWind Speed: 12mphJulWind Speed: 12mphAugWind Speed: 12mphSepWind Speed: 13mphOctWind Speed: 15mphNovWind Speed: 16mphDecWind Speed: 16mph
Wind Speed

Westerton is moderately windy, with an average annual wind speed of 22km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is February, averaging 26km/h, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in May, with average winds dropping to 19km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 7km/h between the calmest and windiest months. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 26km/h in winter, 21km/h in spring, 20km/h in summer, 23km/h in autumn.Westerton is very windy, with an average annual wind speed of 14mph. For context, sustained winds below 7mph are generally light, while anything above 16mph is considered strong. The windiest month is February, averaging 16mph, which can feel quite blustery and may affect outdoor activities. The calmest conditions occur in May, with average winds dropping to 12mph, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 4mph between the calmest and windiest months. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 16mph in winter, 13mph in spring, 12mph in summer, 15mph in autumn.

Best Time to Visit

Jan7°44°F
Feb7°45°F
Mar8°46°F
Apr9°49°F
May13°55°F
Jun16°60°F
Jul18°64°F
Aug18°64°F
Sep16°62°F
Oct14°57°F
Nov10°51°F
Dec9°47°F

The best time to visit Westerton is during June, July, August and September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 17°C with modest rainfall averaging 67 mm per month. By contrast, January can be quite cold with temperatures dropping to 5°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.The best time to visit Westerton is during June, July, August and September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 63°F with modest rainfall averaging 2.6 in per month. By contrast, January can be quite cold with temperatures dropping to 41°F. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.

Monthly Climate Data

The table below shows monthly climate averages for Westerton based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.The table below shows monthly climate averages for Westerton based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Fahrenheit (°F). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in miles per hour (mph). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
5 °C41 °F
8 °C47 °F
25 km/h15 mph
95 mm3.7 in
1 cm0 in
Feb
6 °C43 °F
8 °C47 °F
26 km/h16 mph
75 mm3 in
1 cm0 in
Mar
6 °C44 °F
9 °C49 °F
24 km/h15 mph
69 mm2.7 in
2 cm1 in
Apr
8 °C46 °F
11 °C52 °F
20 km/h12 mph
43 mm1.7 in
0 cm0 in
May
11 °C51 °F
14 °C58 °F
19 km/h12 mph
47 mm1.8 in
0 cm0 in
Jun
14 °C57 °F
17 °C63 °F
19 km/h12 mph
60 mm2.4 in
0 cm0 in
Jul
16 °C61 °F
19 °C66 °F
19 km/h12 mph
55 mm2.2 in
0 cm0 in
Aug
16 °C62 °F
19 °C67 °F
20 km/h12 mph
69 mm2.7 in
0 cm0 in
Sep
15 °C59 °F
18 °C64 °F
21 km/h13 mph
85 mm3.4 in
0 cm0 in
OctCurrent
13 °C55 °F
15 °C59 °F
24 km/h15 mph
114 mm4.5 in
0 cm0 in
Nov
9 °C48 °F
12 °C53 °F
25 km/h16 mph
112 mm4.4 in
0 cm0 in
Dec
7 °C45 °F
10 °C50 °F
26 km/h16 mph
111 mm4.4 in
0 cm0 in