April weather forecastZanjan, Iran
April
Weather in April
Spring gets into full swing in Zanjan during April, featuring comfortable temperatures and extended daylight hours. The snowfall further reduces to 62mm (2.44") on average, making room for flowering spring blooms. The city's relative humidity declines while the wind flow remains steady, ensuring pleasant weather conditions for outdoor activities. The longer daylight hours and increased visibility make it an excellent time for sightseeing and exploration. Indeed, April's weather creates an alluring outdoor environment for residents and visitors alike.[rh2]Weather in May
Temperature
As March transitions into April, a change in temperatures is observed, with average highs moving from a chilly 8.4°C (47.1°F) to a refreshing 14.3°C (57.7°F). Zanjan throughout April, experiences an average nighttime temperature of 4.8°C (40.6°F).Humidity
The average relative humidity in April is 55%.Rainfall
April is the month with the most rainfall in Zanjan. Rain falls for 16.2 days and accumulates 64mm (2.52") of precipitation.Snowfall
January through April, October through December are months with snowfall in Zanjan. April is the last month it regularly snows. During 1.5 snowfall days, in April, Zanjan aggregates 62mm (2.44") of snow. In Zanjan, during the entire year, snow falls for 42.1 days and aggregates up to 766mm (30.16") of snow.Daylight
In April, the average length of the day is 13h and 8min.On the first day of April in Zanjan, sunrise is at 06:01 and sunset at 18:38. On the last day of the month, sunrise is at 05:22 and sunset at 19:03 +0330.
Sunshine
The average sunshine in April in Zanjan is 10.4h.UV index
In April, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: In April, a daily maximum UV index of 4 leads to the following instructions:
Make use of precautions - Suggestions to resist sunburn are communicated. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Zanjan, Iran
- Average high temperature in April: 14.3°C
The warmest month (with the highest average high temperature) is July (28.7°C).
The month with the lowest average high temperature is January (1°C).
- Average low temperature in April: 4.8°C
The month with the highest average low temperature is July (15.6°C).
The coldest month (with the lowest average low temperature) is January (-5.7°C).
Average pressure in April
Zanjan, Iran
- Average pressure in April: 1015mbar
The month with the highest atmospheric pressure is December (1022.2mbar).
The month with the lowest atmospheric pressure is July (1008.8mbar).
Average wind speed in April
Zanjan, Iran
- Average wind speed in April: 12.7km/h
The windiest month (with the highest average wind speed) is March (13.5km/h).
The calmest month (with the lowest average wind speed) is November (9.9km/h).
Average humidity in April
Zanjan, Iran
- Average humidity in April: 55%
The month with the highest relative humidity is February (76%).
The month with the lowest relative humidity is June (44%).
Average rainfall in April
Zanjan, Iran
- Average rainfall in April: 64mm
The wettest month (with the highest rainfall) is April (64mm).
The driest months (with the least rainfall) are August and September (5mm).
Average rainfall days in April
Zanjan, Iran
- Average rainfall days in April: 16.2 days
The month with the highest number of rainy days is April (16.2 days).
The month with the least rainy days is August (3.4 days).
Average snowfall in April
Zanjan, Iran
- Average snowfall in April: 62mm
The month with the highest snowfall is January (175mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in April
Zanjan, Iran
- Average snowfall days in April: 1.5 days
The month with the highest number of snowfall days is January (11.3 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
Zanjan, Iran
- Average daylight in April: 13h and 6min
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 24min
The month with the most sunshine is June (Average sunshine: 12h and 0min).
The months with the least sunshine are January and December (Average sunshine: 6h and 30min).
Average sunshine days in April
Zanjan, Iran
- Average sunshine days in April: 10.3 days
The month with the most sunshine days is August (25.2 days).
The month with the least sunshine days is April (10.3 days).
Average UV index in April
Zanjan, Iran
- Average UV index in April: 4
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in April
Zanjan, Iran
- Average cloud cover in April: 27
The month with the most cloud cover is February (Cloud cover 36).
The month with the least cloud cover is June (Cloud cover 12).
Average visibility in April
Zanjan, Iran
- Average visibility in April: 10km
The months with the highest visibility are April, May, June, July, August, September and October (10km).
The months with the lowest visibility are January, February, March, November and December (9km).





