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
April
Weather in April
Temperature
April brings an increase in the average high-temperature, progressing from a frosty 8.6°C (47.5°F) in March to a refreshing 14.8°C (58.6°F). Siarak sees an average low-temperature of 5.4°C (41.7°F) during April.Humidity
The average relative humidity in April is 54%.Rainfall
In Siarak, Iran, during April, the rain falls for 9.8 days and regularly aggregates up to 27mm (1.06") of precipitation. Throughout the year, in Siarak, there are 62.4 rainfall days, and 178mm (7.01") of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall. April is the last month it regularly snows in Siarak. During 0.3 snowfall days, in April, Siarak aggregates 17mm (0.67") of snow. Throughout the year, there are 19.5 snowfall days, and 424mm (16.69") of snow is accumulated.Daylight
The average length of the day in April is 13h and 11min.On the first day of the month, sunrise is at 06:16 and sunset at 18:54. On the last day of April, sunrise is at 05:36 and sunset at 19:21 +0330.
Sunshine
In April, the average sunshine is 10.6h.UV index
In Siarak, the average daily maximum UV index in April is 4. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the average person.Note: In April, the maximum UV index of 4 transforms into these recommendations:
Adopt protective measures - Suggestions to resist sunburn are offered. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Siarak in April?
What is the average humidity in April?
How much does it rain in April?
What is the last month it snows?
What is the average length of the day in April?
When are sunrise and sunset in April?
How long on average sun shines in April?
What is the UV index reading in April in Siarak?
Average temperature in April
Siarak, Iran
- Average high temperature in April: 14.8°C
The warmest month (with the highest average high temperature) is July (29.9°C).
The month with the lowest average high temperature is January (1.5°C).
- Average low temperature in April: 5.4°C
The month with the highest average low temperature is July (18.6°C).
The coldest month (with the lowest average low temperature) is January (-6.2°C).
Average pressure in April
Siarak, Iran
- Average pressure in April: 1014.1mbar
The month with the highest atmospheric pressure is December (1022.1mbar).
The month with the lowest atmospheric pressure is July (1006.8mbar).
Average wind speed in April
Siarak, Iran
- Average wind speed in April: 9km/h
The windiest month (with the highest average wind speed) is July (9.3km/h).
The calmest month (with the lowest average wind speed) is November (6.7km/h).
Average humidity in April
Siarak, Iran
- Average humidity in April: 54%
The month with the highest relative humidity is January (76%).
The months with the lowest relative humidity are July and August (35%).
Average rainfall in April
Siarak, Iran
- Average rainfall in April: 27mm
The wettest month (with the highest rainfall) is March (33mm).
The driest months (with the least rainfall) are August and September (3mm).
Average rainfall days in April
Siarak, Iran
- Average rainfall days in April: 9.8 days
The month with the highest number of rainy days is April (9.8 days).
The month with the least rainy days is August (1.6 days).
Average snowfall in April
Siarak, Iran
- Average snowfall in April: 17mm
The month with the highest snowfall is February (131mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in April
Siarak, Iran
- Average snowfall days in April: 0.3 days
The month with the highest number of snowfall days is January (6.2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in April /
Average sunshine in April
Siarak, Iran
- Average daylight in April: 13h and 1min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in April: 10h and 4min
The month with the most sunshine is August (Average sunshine: 12h and 12min).
The months with the least sunshine are January and December (Average sunshine: 6h and 42min).
Average sunshine days in April
Siarak, Iran
- Average sunshine days in April: 18 days
The month with the most sunshine days is August (28.1 days).
The month with the least sunshine days is April (18 days).
Average UV index in April
Siarak, Iran
- Average UV index in April: 4
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in April
Siarak, Iran
- Average cloud cover in April: 20
The months with the most cloud cover are January, February and March (Cloud cover 26).
The month with the least cloud cover is September (Cloud cover 5).
Average visibility in April
Siarak, Iran
- Average visibility in April: 10km
The months with the highest visibility are March, April, May, June, July, August, September, October and November (10km).
The months with the lowest visibility are January, February and December (9km).
