Climate averages 1991–2020
Lāhījān weather
in January.
A cool, wet month: one of the coolest and the 7th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
January is a cool month in Lāhījān: daytime highs average 11.6°C and nights cool to about 2.3°C. By daytime temperature it is one of the coolest months of the year.
Expect about 116 mm of rain on roughly 12 days, which makes January a wet month (the 7th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 9 h 55 min on an average January day.
The nearest other city in this atlas is Rasht (38 km away). In January its highs average 10.6°C, 0.9°C cooler than Lāhījān, with 125 mm of rain.
Among the 128 cities listed in Iran, Lāhījān ranks 35th of 128 for the warmest January highs and joint 119th of 128 for the driest January (rainfall, lowest first). The mean January high of those 128 cities is 8.6°C; Lāhījān is 2.9°C warmer than that mean.
From January to February, average highs stay level at 11.6°C, and monthly rainfall rises from 116 mm to 122 mm.
The annual picture
January in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Lāhījān climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January, selected | 11.6°C2.3°C | 2.3°C | 116 | 12.2 | 9.910 h |
| February | 11.6°C2.3°C | 2.3°C | 122 | 12.3 | 10.811 h |
| March | 14.8°C5.5°C | 5.5°C | 115 | 13.2 | 11.912 h |
| April | 18.8°C9.6°C | 9.6°C | 81 | 10.6 | 13.113 h |
| May | 23.1°C14.3°C | 14.3°C | 50 | 8.6 | 14.114 h |
| June | 26.7°C18.5°C | 18.5°C | 64 | 8.4 | 14.715 h |
| July | 28.5°C21.2°C | 21.2°C | 72 | 9.9 | 14.514 h |
| August | 28.9°C21.5°C | 21.5°C | 84 | 11.5 | 13.614 h |
| September | 25.2°C18.6°C | 18.6°C | 158 | 14.1 | 12.512 h |
| October | 21.7°C14.4°C | 14.4°C | 174 | 14.3 | 11.311 h |
| November | 16.8°C8.9°C | 8.9°C | 168 | 13.6 | 10.210 h |
| December | 13.4°C4.6°C | 4.6°C | 124 | 11.7 | 9.710 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
January in nearby cities
- Rasht in JanuaryIran · 38 kmHigh 10.6°C · Low 2.6°C · 125 mm rain
- Bandar-e Anzalī in JanuaryIran · 57 kmHigh 10.4°C · Low 7.3°C · 115 mm rain
- Qazvin in JanuaryIran · 104 kmHigh 4.1°C · Low -3.7°C · 47 mm rain
- Moḩammadīyeh in JanuaryIran · 110 kmHigh 4.8°C · Low -4.4°C · 44 mm rain
- Alvand in JanuaryIran · 113 kmHigh 5.1°C · Low -4.5°C · 47 mm rain
- Tākestān in JanuaryIran · 129 kmHigh 5.6°C · Low -4.9°C · 33 mm rain
- Chālūs in JanuaryIran · 140 kmHigh 10.6°C · Low 7.1°C · 142 mm rain
- Zanjan in JanuaryIran · 147 kmHigh 2.2°C · Low -7.2°C · 43 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Lāhījān) is explained once on the Lāhījān year overview and on the Sources, method and limits page.