May weather forecast
Birmingham, IA

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Weather in May

The last month of the spring, May, is an agreeable month in Birmingham, Iowa, with an average temperature varying between 70.3°F (21.3°C) and 53.6°F (12°C).

Temperature

May brings a temperature increase, with average high-temperatures moving from April's moderate 60.4°F (15.8°C) to an agreeable 70.3°F (21.3°C). During the nights in May, Birmingham observes an average low-temperature of 53.6°F (12°C).

Humidity

The average relative humidity in May is 80%.

Rainfall

The month with the most rainfall is May, when the rain falls for 17.4 days and typically aggregates up to 4.45" (113mm) of precipitation.

Snowfall

In Birmingham, snow does not fall in May through September.

Daylight

In May, the average length of the day is 14h and 29min.
On the first day of May in Birmingham, sunrise is at 6:04 am and sunset at 8:04 pm. On the last day of the month, sunrise is at 5:38 am and sunset at 8:32 pm CDT.

Sunshine

In Birmingham, the average sunshine in May is 8.5h.

UV index

In May, the average daily maximum UV index in Birmingham is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: A maximum UV index of 5 in May translates into the following recommendations:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in May in Birmingham?

In May, in Birmingham, the average high-temperature is 70.3°F (21.3°C), and the average low-temperature is 53.6°F (12°C).

What is the average humidity in May in Birmingham?

In Birmingham, Iowa, the average relative humidity in May is 80%.

What is the rainiest month in Birmingham?

May is the month with the most rainfall. Rain falls for 17.4 days and accumulates 4.45" (113mm) of precipitation.

How many days does it rain in May in Birmingham?

In Birmingham, in May, during 17.4 rainfall days, 4.45" (113mm) of precipitation is typically accumulated.

When it does not snow in Birmingham?

In Birmingham, snow does not fall in May through September.

Does it snow in Birmingham in May?

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

What is the average length of the day in May in Birmingham?

In May, the average day length in Birmingham is 14h and 29min.

When are sunrise and sunset in May in Birmingham?

In May, on the first day of the month, sunrise is at 6:04 am and sunset at 8:04 pm. On the last day of the month, in Birmingham, sunrise is at 5:38 am and sunset at 8:32 pm CDT.

How long on average sun shines in May in Birmingham?

The average sunshine duration in May is 8.5h.

What is the UV index reading in May in Birmingham?

In May, the average daily maximum UV index in Birmingham, Iowa, is 5. A UV Index reading of 3 to 5 represents a medium health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Birmingham, IA

Average temperature in May - Birmingham, IA
  • Average high temperature in May: 70.3°F

The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (29.1°F).

  • Average low temperature in May: 53.6°F

The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (16.5°F).

Average pressure in May
Birmingham, IA

Average pressure in May - Birmingham, IA
  • Average pressure in May: 29.94"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in May
Birmingham, IA

Average wind speed in May - Birmingham, IA
  • Average wind speed in May: 8.9mph

The windiest month (with the highest average wind speed) is January (10.8mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).

Average humidity in May
Birmingham, IA

Average humidity in May - Birmingham, IA
  • Average humidity in May: 80%

The months with the highest relative humidity are June and July (82%).
The month with the lowest relative humidity is October (71%).

Average rainfall in May
Birmingham, IA

Average rainfall in May - Birmingham, IA
  • Average rainfall in May: 4.45"

The wettest month (with the highest rainfall) is May (4.45").
The driest months (with the least rainfall) are January and December (1.18").

Average rainfall days in May
Birmingham, IA

Average rainfall days in May - Birmingham, IA
  • Average rainfall days in May: 17.4 days

The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is February (4.9 days).

Average snowfall in May
Birmingham, IA

Average snowfall in May - Birmingham, IA
  • Average snowfall in May: 0"

The months with the highest snowfall are January and February (4.33").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in May
Birmingham, IA

Average snowfall days in May - Birmingham, IA
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (10.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Birmingham, IA

Average daylight in May / Average sunshine in May - Birmingham, IA
  • Average daylight in May: 14h and 3min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in May: 8h and 3min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

Average sunshine days in May
Birmingham, IA

Average sunshine days in May - Birmingham, IA
  • Average sunshine days in May: 11 days

The months with the most sunshine days are October and November (18.8 days).
The month with the least sunshine days is May (11 days).

Average UV index in May
Birmingham, IA

Average UV index in May - Birmingham, IA
  • Average UV index in May: 5

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 1).

Average cloud cover in May
Birmingham, IA

Average cloud cover in May - Birmingham, IA
  • Average cloud cover in May: 42

The month with the most cloud cover is January (Cloud cover 55).
The months with the least cloud cover are August and September (Cloud cover 30).

Average visibility in May
Birmingham, IA

Average visibility in May - Birmingham, IA
  • Average visibility in May: 6mi

The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (6mi).
The month with the lowest visibility is July (5mi).

Birmingham, Iowa, USA

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