Sussex Weather in May
What's the weather like in Sussex (New Brunswick) in May 2025?
The climate in Sussex during May can be summarized as mild and a little damp.
May is in the spring in Sussex and is typically the 5th warmest month of the year. Daytime maximum temperatures average around a cool 16°C (61°F), whilst at night 4°C (39°F) is normal.
| Daytime temperature | 16.1°C 61°F |
|---|---|
| Nightly temperature | 3.9°C 39°F |
| Average temperature | 10°C 50°F |
| Daily sunshine | 7 hrs |
| Avg rainfall | 97 mm 3.8 ins |
| Rainy days | 12 days |
| Sea temperature | 5.2°C 41.3°F |
| Humidity | 72% |
| Windspeed | 15.8kph 10 mph |
On average May is the 6th wettest month of the year in Sussex with around 97mm 3.8 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 12 days, although this may vary considerably.
On the flip side this corresponds to an average of 7 hours of sunshine per day.
May temperatures in Sussex
May rainfall
May hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Sussex in May 2025.
Other monthly averages
Sussex weather stats
| Hottest month: | July | 24.1°C 75.4°F |
|---|---|---|
| Driest month: | April | 82mm 3.2ins |
| Sunniest month: | August | 7.5hrs |
| Coldest month: | January | -4°C 24.8°F |
| Wettest month: | December | 125mm 4.9ins |
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