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
Heydar Didehban sees an increase in the average high-temperature with the arrival of April, moving from March's frosty 9.3°C (48.7°F) to a moderate 15.6°C (60.1°F). During April, Heydar Didehban's temperature averages to a cold 4.4°C (39.9°F) at night.Humidity
In April, the average relative humidity is 55%.Rainfall
In Heydar Didehban, in April, it is raining for 11.2 days, with typically 26mm (1.02") of accumulated precipitation. Throughout the year, there are 72.3 rainfall days, and 259mm (10.2") of precipitation is accumulated.Snowfall
Months with snowfall in Heydar Didehban are January through April, November and December. April is the last month it regularly snows. During 0.2 snowfall days, in April, Heydar Didehban aggregates 2mm (0.08") of snow. Throughout the year, in Heydar Didehban, there are 29.2 snowfall days, and 696mm (27.4") of snow is accumulated.Daylight
In Heydar Didehban, the average length of the day in April is 13h and 7min.On the first day of April in Heydar Didehban, sunrise is at 06:07 and sunset at 18:43. On the last day of the month, sunrise is at 05:29 and sunset at 19:08 +0330.
Sunshine
In April, the average sunshine in Heydar Didehban is 10.6h.UV index
In April, the average daily maximum UV index in Heydar Didehban, Iran, is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum UV index of 4 during April leads to these instructions:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in April in Heydar Didehban?
What is the average humidity in April in Heydar Didehban?
How much does it rain in Heydar Didehban in April?
What is the last month it snows in Heydar Didehban?
How many hours of daylight does Heydar Didehban have in April?
When are sunrise and sunset in April in Heydar Didehban?
How long on average sun shines in April in Heydar Didehban?
How high is the UV index in April in Heydar Didehban?
Average temperature in April
Heydar Didehban, Iran
- Average high temperature in April: 15.6°C
The warmest month (with the highest average high temperature) is July (32.8°C).
The month with the lowest average high temperature is January (1.9°C).
- Average low temperature in April: 4.4°C
The month with the highest average low temperature is July (18°C).
The coldest month (with the lowest average low temperature) is January (-5.6°C).
Average pressure in April
Heydar Didehban, Iran
- Average pressure in April: 1014.3mbar
The month with the highest atmospheric pressure is December (1022mbar).
The month with the lowest atmospheric pressure is July (1006.2mbar).
Average wind speed in April
Heydar Didehban, Iran
- Average wind speed in April: 11.1km/h
The windiest month (with the highest average wind speed) is May (12km/h).
The calmest month (with the lowest average wind speed) is November (7.2km/h).
Average humidity in April
Heydar Didehban, Iran
- Average humidity in April: 55%
The month with the highest relative humidity is January (76%).
The months with the lowest relative humidity are July and August (24%).
Average rainfall in April
Heydar Didehban, Iran
- Average rainfall in April: 26mm
The wettest month (with the highest rainfall) is December (51mm).
The driest month (with the least rainfall) is August (0mm).
Average rainfall days in April
Heydar Didehban, Iran
- Average rainfall days in April: 11.2 days
The month with the highest number of rainy days is March (13.6 days).
The month with the least rainy days is August (0.3 days).
Average snowfall in April
Heydar Didehban, Iran
- Average snowfall in April: 2mm
The months with the highest snowfall are January and February (225mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in April
Heydar Didehban, Iran
- Average snowfall days in April: 0.2 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, September and October (0 days).
Average daylight in April /
Average sunshine in April
Heydar Didehban, Iran
- Average daylight in April: 13h and 1min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in April: 10h and 4min
The month with the most sunshine is August (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 6h and 36min).
Average sunshine days in April
Heydar Didehban, Iran
- Average sunshine days in April: 15.8 days
The month with the most sunshine days is August (30.2 days).
The month with the least sunshine days is March (14.3 days).
Average UV index in April
Heydar Didehban, Iran
- Average UV index in April: 4
The months with the highest UV index are June and 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
Heydar Didehban, Iran
- Average cloud cover in April: 21
The months with the most cloud cover are January, February and March (Cloud cover 30).
The months with the least cloud cover are August and September (Cloud cover 3).
Average visibility in April
Heydar Didehban, Iran
- Average visibility in April: 10km
The months with the highest visibility are April, May, June, July, August, September, October and November (10km).
The months with the lowest visibility are January, February, March and December (9km).
