Contents
- Weather in April
- Frequently asked questions
- Average temperature in April
- Average pressure in April
- Average wind speed in April
- Average humidity in April
- Average rainfall in April
- Average rainfall days in April
- Average snowfall in April
- Average snowfall days in April
- Average daylight in April
- Average sunshine in April
- Average sunshine days in April
- Average UV index in April
- Average cloud cover in April
- Average visibility in April
Weather in April
Temperature
The shift into April is accompanied by a temperature increase, with the average high-temperature rising from a frosty 46°F (7.8°C) in March to a moderate 58.3°F (14.6°C). An average low-temperature of 41.5°F (5.3°C) is common during the nights of April.Humidity
In April, the average relative humidity in Tiffin, Iowa, is 74%.Rainfall
In April, the rain falls for 14.8 days. Throughout April, 2.99" (76mm) of precipitation is accumulated. Throughout the year, there are 134.7 rainfall days, and 27.72" (704mm) of precipitation is accumulated.Snowfall
Months with snowfall in Tiffin, Iowa, are January through April, October through December. April is the last month it regularly snows. During 0.9 snowfall days, in April, Tiffin aggregates 0.51" (13mm) of snow. In Tiffin, Iowa, during the entire year, snow falls for 36.6 days and aggregates up to 14.21" (361mm) of snow.Daylight
In Tiffin, Iowa, the average length of the day in April is 13h and 22min.On the first day of April in Tiffin, sunrise is at 6:48 am and sunset at 7:32 pm. On the last day of the month, sunrise is at 6:03 am and sunset at 8:04 pm CDT.
Sunshine
In Tiffin, the average sunshine in April is 7.8h.UV index
In Tiffin, Iowa, the average daily maximum UV index in April is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for average individuals.Note: In April, a regular UV index of 4 translates into these guidelines:
Be vigilant - Preventing sunburn is recommended. When the Sun is at its strongest around midday, find shade and limit exposure. Boost your sun resistance with garments that are densely woven yet spacious. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Frequently asked questions
What is the usual temperature for Tiffin in April?
What is the average humidity in April in Tiffin?
How many days does it rain in April in Tiffin?
What is the last month it snows in Tiffin?
What is the average length of the day in April in Tiffin?
When are sunrise and sunset in April in Tiffin?
How long on average sun shines in April in Tiffin?
What is the UV index reading in April in Tiffin?
Average temperature in April
Tiffin, IA
- Average high temperature in April: 58.3°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 April: 41.5°F
The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (15.1°F).
Average pressure in April
Tiffin, IA
- Average pressure in April: 29.93"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in April
Tiffin, IA
- Average wind speed in April: 10.7mph
The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (6.9mph).
Average humidity in April
Tiffin, IA
- Average humidity in April: 74%
The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (72%).
Average rainfall in April
Tiffin, IA
- Average rainfall in April: 2.99"
The wettest month (with the highest rainfall) is May (4.41").
The driest month (with the least rainfall) is February (1.14").
Average rainfall days in April
Tiffin, IA
- Average rainfall days in April: 14.8 days
The months with the highest number of rainy days are May and June (17 days).
The month with the least rainy days is January (4.8 days).
Average snowfall in April
Tiffin, IA
- Average snowfall in April: 0.51"
The month with the highest snowfall is January (5").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Tiffin, IA
- Average snowfall days in April: 0.9 days
The month with the highest number of snowfall days is January (11.1 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Tiffin, IA
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in April: 7h and 5min
The months with the most sunshine are July and August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in April
Tiffin, IA
- Average sunshine days in April: 12.4 days
The months with the most sunshine days are October, November and December (18.1 days).
The month with the least sunshine days is June (10.8 days).
Average UV index in April
Tiffin, IA
- Average UV index in April: 4
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in April
Tiffin, IA
- Average cloud cover in April: 47
The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in April
Tiffin, IA
- Average visibility in April: 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).
Tiffin, Iowa, USA
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