Saint Johns
Arizona, USA
Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
Saint Johns, AZ

The last month of the spring, May, is a moderately hot month in Saint Johns, Arizona, with average temperature fluctuating between 78.3°F (25.7°C) and 42.8°F (6°C).

Temperature

In May, the average high-temperature slightly increases, from an agreeable 69.6°F (20.9°C) in April, to a moderately hot 78.3°F (25.7°C). In May, the average low-temperature is 42.8°F (6°C).

Rainfall

In May, the rain falls for 2.6 days. Throughout May, 0.5" (11.7mm) of precipitation is accumulated. In Saint Johns, during the entire year, the rain falls for 51.1 days and collects up to 11.5" (291.4mm) of precipitation.

Snowfall

In Saint Johns snow does not fall in May through September.

Daylight

In Saint Johns, the average length of the day in May is 14h.

What is the temperature in May in Saint Johns?

In May, in Saint Johns, Arizona, the average high-temperature is 78.3°F (25.7°C), and the average low-temperature is 42.8°F (6°C).

How much does it rain in Saint Johns in May?

In May, the rain falls for 2.6 days. Throughout May, 0.5" (11.7mm) of precipitation is accumulated.

Does it snow in Saint Johns in May?

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

When it does not snow in Saint Johns?

May through September are months without snowfall in Saint Johns, Arizona.

How many hours of daylight does Saint Johns have in May?

In Saint Johns, the average length of the day in May is 14h.
Average temperature in May - Saint Johns, AZ
  • Average high temperature in May: 78.2°F

The warmest month (with the highest average high temperature) is July (89.5°F).
The month with the lowest average high temperature is January (48.7°F).

  • Average low temperature in May: 42.8°F

The month with the highest average low temperature is July (58.1°F).
The coldest month (with the lowest average low temperature) is December (19.1°F).

Average rainfall in May - Saint Johns, AZ
  • Average rainfall in May: 0.5"

The wettest month (with the highest rainfall) is August (2.3").
Driest months (with the lowest rainfall) are April, May and June (0.5").

Average rainfall days in May - Saint Johns, AZ
  • Average rainfall days in May: 2.6 days

The month with the highest number of rainy days is August (8.8 days).
The month with the lowest number of rainy days is April (2.5 days).

Average snowfall in May - Saint Johns, AZ
  • Average snowfall in May: 0"

The month with the highest snowfall is January (4.1").
Months with the lowest snowfall are May, June, July, August and September (0").

Average snowfall days in May - Saint Johns, AZ
  • Average snowfall days in May: 0 days

Months with the highest number of snowfall days are January and December (1.1 days).
Months with the lowest number of snowfall days are May, June, July, August and September (0 days).

Average daylight in May - Saint Johns, AZ
  • Average daylight in May: 14h

The month with the longest days is June (Average daylight: 14.4h).
The month with shortest days is December (Average daylight: 9.9h).