Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall in January
- Average snowfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
The month of January sees the lowest average temperatures, reaching 1.9°C (35.4°F) at the peak and -5.6°C (21.9°F) at the low.Humidity
The most humid month is January, with an average relative humidity of 76%.Rainfall
In Heydar Didehban, in January, it is raining for 7.5 days, with typically 44mm (1.73") of accumulated precipitation. Throughout the year, there are 72.3 rainfall days, and 259mm (10.2") of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall in Heydar Didehban. The months with the most snowfall in Heydar Didehban are January and February, with an average 225mm (8.86") of accumulated snow.Daylight
In Heydar Didehban, the average length of the day in January is 10h and 1min.On the first day of the month, sunrise is at 07:32 and sunset at 17:17. On the last day of January, sunrise is at 07:23 and sunset at 17:46 +0330.
Sunshine
The month with the least sunshine is January, with an average of 6.6h of sunshine.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Heydar Didehban. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for the ordinary person.Note: The daily high UV index of 2 in January translates into this advice:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Frequently asked questions
What is the coldest month in Heydar Didehban?
How cold is January in Heydar Didehban?
What is the most humid month in Heydar Didehban?
What is the average humidity in January in Heydar Didehban?
How much does it rain in Heydar Didehban in January?
What is the snowiest month in Heydar Didehban?
How many days does it snow in January in Heydar Didehban?
How many hours of daylight does Heydar Didehban have in January?
When are sunrise and sunset in January in Heydar Didehban?
What is the month with the least sunshine in Heydar Didehban?
How long on average sun shines in January in Heydar Didehban?
What are the months with the lowest UV index in Heydar Didehban?
What is the UV index reading in January in Heydar Didehban?
Average temperature in January
Heydar Didehban, Iran
- Average high temperature in January: 1.9°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 January: -5.6°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 January
Heydar Didehban, Iran
- Average pressure in January: 1021.6mbar
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 January
Heydar Didehban, Iran
- Average wind speed in January: 8.1km/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 January
Heydar Didehban, Iran
- Average humidity in January: 76%
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 January
Heydar Didehban, Iran
- Average rainfall in January: 44mm
The wettest month (with the highest rainfall) is December (51mm).
The driest month (with the least rainfall) is August (0mm).
Average rainfall days in January
Heydar Didehban, Iran
- Average rainfall days in January: 7.5 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 January
Heydar Didehban, Iran
- Average snowfall in January: 225mm
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 January
Heydar Didehban, Iran
- Average snowfall days in January: 10.3 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 January /
Average sunshine in January
Heydar Didehban, Iran
- Average daylight in January: 10h and 0min
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 January: 6h 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 January
Heydar Didehban, Iran
- Average sunshine days in January: 17.3 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 January
Heydar Didehban, Iran
- Average UV index in January: 2
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 January
Heydar Didehban, Iran
- Average cloud cover in January: 30
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 January
Heydar Didehban, Iran
- Average visibility in January: 9km
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).
Heydar Didehban, Iran
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