May weather forecastCromwell, OK
May
Weather in May
May, the last month of the spring in Cromwell, is a warm month, with an average temperature fluctuating between 76.3°F (24.6°C) and 59.7°F (15.4°C).Temperature
Cromwell's weather in May presents a minor rise in the average high-temperature, moving from a pleasant 69.8°F (21°C) in April to a moderately hot 76.3°F (24.6°C). An average temperature of 59.7°F (15.4°C) marks the nights in May.Humidity
May is the most humid month, with an average relative humidity of 80%.Rainfall
The month with the most rainfall is May, when the rain falls for 15.9 days and typically aggregates up to 4.72" (120mm) of precipitation.Snowfall
In Cromwell, snow does not fall in May through August and October.Daylight
The average length of the day in May is 14h and 2min.On the first day of May in Cromwell, sunrise is at 6:33 am and sunset at 8:12 pm. On the last day of the month, sunrise is at 6:12 am and sunset at 8:35 pm CDT.
Sunshine
The average sunshine in May is 8.5h.UV index
In Cromwell, the average daily maximum UV index in May is 6. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum UV index, 6 during May, leads to the following recommendations:
Act on precautions and pay attention to sun safety recommendations. Avoidance of sunburn is obligatory. From 10 a.m. to 4 p.m., when UV radiation is at its strongest, limit direct exposure to the Sun and note that shade structures may not provide full sun protection. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Cromwell, OK
- Average high temperature in May: 76.3°F
The warmest months (with the highest average high temperature) are July and August (91.8°F).
The month with the lowest average high temperature is January (47.8°F).
- Average low temperature in May: 59.7°F
The month with the highest average low temperature is July (72.3°F).
The coldest month (with the lowest average low temperature) is January (32°F).
Average pressure in May
Cromwell, OK
- Average pressure in May: 29.91"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in May
Cromwell, OK
- Average wind speed in May: 9.4mph
The windiest months (with the highest average wind speed) are March and April (11mph).
The calmest months (with the lowest average wind speed) are July and August (7.4mph).
Average humidity in May
Cromwell, OK
- Average humidity in May: 80%
The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is August (65%).
Average rainfall in May
Cromwell, OK
- Average rainfall in May: 4.72"
The wettest month (with the highest rainfall) is May (4.72").
The driest months (with the least rainfall) are February and November (1.38").
Average rainfall days in May
Cromwell, OK
- Average rainfall days in May: 15.9 days
The month with the highest number of rainy days is May (15.9 days).
The month with the least rainy days is January (6.3 days).
Average snowfall in May
Cromwell, OK
- Average snowfall in May: 0"
The month with the highest snowfall is February (1.81").
The months with the least snowfall are May, June, July, August and October (0").
Average snowfall days in May
Cromwell, OK
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (2.9 days).
The months with the least snowfall days are May, June, July, August and October (0 days).
Average daylight in May /
Average sunshine in May
Cromwell, OK
- Average daylight in May: 14h and 0min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in May: 8h and 30min
The month with the most sunshine is August (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).
Average sunshine days in May
Cromwell, OK
- Average sunshine days in May: 13.2 days
The month with the most sunshine days is January (22.4 days).
The month with the least sunshine days is May (13.2 days).
Average UV index in May
Cromwell, OK
- Average UV index in May: 6
The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in May
Cromwell, OK
- Average cloud cover in May: 37
The month with the most cloud cover is March (Cloud cover 40).
The month with the least cloud cover is August (Cloud cover 20).
Average visibility in May
Cromwell, OK
- Average visibility in May: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





