Oswego
New York, USA
Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
Oswego, NY

A unique view of the colorful sun rising over a calm marina in Oswego, New York, with a view of numerous boats and yachts docked along several piers
A unique view of the colorful sun rising over a calm marina in Oswego, New York, with a view of numerous boats and yachts docked along several piers
The last month of the spring, May, is a comfortable month in Oswego, New York, with average temperature ranging between max 64.8°F (18.2°C) and min 46.9°F (8.3°C).

Temperature

In Oswego, the average high-temperature rises, from a cool 53.2°F (11.8°C) in April, to an enjoyable 64.8°F (18.2°C). The average low-temperature, is 46.9°F (8.3°C).

Rainfall

In Oswego, during May, the rain falls for 12.6 days and regularly aggregates up to 3.3" (83.8mm) of precipitation. Throughout the year, there are 175.1 rainfall days, and 42.5" (1078.4mm) of precipitation is accumulated.

Snowfall

In May, in Oswego, it doesn't snow. April is the latest month when it typically snows. Throughout the year, 141" (3581.4mm) of snow is accumulated.

Ocean temperature

In Oswego, New York, the average seawater temperature is 42.6°F (5.9°C). At temperatures below 50°F (10°C), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 55.4°F (13°C) is not comfortable.

Daylight

In May, the average length of the day is 14.7h.

What is the temperature in May in Oswego?

The average high-temperature, in May, in Oswego, New York, is 64.8°F (18.2°C), while the average low-temperature is 46.9°F (8.3°C).

How many days does it rain in May in Oswego?

In Oswego, New York, in May, it is raining for 12.6 days, with typically 3.3" (83.8mm) of accumulated precipitation.

Does it snow in Oswego in May?

In May, in Oswego, it doesn't snow. April is the latest month when it typically snows.

What is the water temperature in May in Oswego?

In Oswego, in May, the average water temperature is 42.6°F (5.9°C). At temperatures below 50°F (10°C), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 55.4°F (13°C) is not comfortable.

How many hours of daylight does Oswego have in May?

In May, the average length of the day in Oswego is 14.7h.
Average temperature in May - Oswego, NY
  • Average high temperature in May: 64.8°F

The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is January (30°F).

  • Average low temperature in May: 47°F

The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (18.1°F).

Average rainfall in May - Oswego, NY
  • Average rainfall in May: 3.3"

The wettest month (with the highest rainfall) is November (4.4").
The driest month (with the lowest rainfall) is February (2.8").

Average rainfall days in May - Oswego, NY
  • Average rainfall days in May: 12.6 days

The month with the highest number of rainy days is January (20.4 days).
The month with the lowest number of rainy days is July (10.6 days).

Average snowfall in May - Oswego, NY
  • Average snowfall in May: 0"

The month with the highest snowfall is January (45.6").
Months with the lowest snowfall are May, June, July, August and September (0").

Average snowfall days in May - Oswego, NY
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (19.4 days).
Months with the lowest number of snowfall days are May, June, July, August and September (0 days).

Average sea temperature in May - Oswego, NY
  • Average sea temperature in May: 42.6°F

The best month for swimming (with the highest average sea temperature) is August (73.2°F).
The coldest month (with the lowest average sea temperature) is March (35.4°F).

Average daylight in May - Oswego, NY
  • Average daylight in May: 14.7h

The month with the longest days is June (Average daylight: 15.4h).
The month with shortest days is December (Average daylight: 9h).