May weather forecast
Parnell, IA

• Average temperature in May
• Average pressure in May
• Average wind speed in May
• Average humidity in May
• Average rainfall in May
• Average rainfall days in May
• Average snowfall in May
• Average snowfall days in May
• Average daylight in May
• Average sunshine in May
• Average sunshine days in May
• Average UV index in May
• Average cloud cover in May
• Average visibility in May

Average temperature in May
Parnell, IA

• Average high temperature in May: 69.4°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (27.1°F).

• Average low temperature in May: 52.3°F

The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (15.3°F).

Average pressure in May
Parnell, IA

• Average pressure in May: 29.94"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

Average wind speed in May
Parnell, IA

• Average wind speed in May: 9.1mph

The windiest months (with the highest average wind speed) are January and April (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).

Average humidity in May
Parnell, IA

• Average humidity in May: 79%

The months with the highest relative humidity are January and July (84%).
The month with the lowest relative humidity is October (72%).

Average rainfall in May
Parnell, IA

• Average rainfall in May: 4.33"

The wettest month (with the highest rainfall) is May (4.33").
The driest month (with the least rainfall) is January (1.18").

Average rainfall days in May
Parnell, IA

• Average rainfall days in May: 18.5 days

The months with the highest number of rainy days are May and June (18.5 days).
The month with the least rainy days is February (4.3 days).

Average snowfall in May
Parnell, IA

• Average snowfall in May: 0.04"

The month with the highest snowfall is January (4.8").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Parnell, IA

• Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is January (9.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Parnell, 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 12min).

• Average sunshine in May: 8h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

Average sunshine days in May
Parnell, IA

• Average sunshine days in May: 9.7 days

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is June (9.1 days).

Average UV index in May
Parnell, IA

• Average UV index in May: 5

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

Average cloud cover in May
Parnell, IA

• Average cloud cover in May: 42

The month with the most cloud cover is January (Cloud cover 56).
The months with the least cloud cover are August and September (Cloud cover 30).

Average visibility in May
Parnell, 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).