| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | -13° | -26.3° | 0.7mm | 1 | 28 |
| February | -8.3° | -22.3° | 1.6mm | 1 | 28 |
| March | 1.8° | -14.1° | 5.3mm | 1.3 | 27 |
| April | 11.2° | -5° | 4.1mm | 1.6 | 58 |
| May | 17.9° | 1° | 24.4mm | 4.6 | 83 |
| June | 23.2° | 5.8° | 50.3mm | 8.8 | 82 |
| July | 24.6° | 11.1° | 139.3mm | 14.8 | 70 |
| August | 22.5° | 8.9° | 83.8mm | 10.5 | 79 |
| September | 17.2° | 1.2° | 15.6mm | 3.2 | 83 |
| October | 8.7° | -6.8° | 3.1mm | 1.6 | 47 |
| November | -3.1° | -17° | 1.8mm | 1.3 | 27 |
| December | -11.1° | -21.9° | 2.8mm | 0.7 | 29 |
January in Erdenet averages a daily high of -13°C with nights around -26.3°C. Rain is rare — about 1 wet days and 0.7mm across the month. A hard month to visit for comfort alone.
February in Erdenet averages a daily high of -8.3°C with nights around -22.3°C. Rain is rare — about 1 wet days and 1.6mm across the month. A hard month to visit for comfort alone.
March in Erdenet averages a daily high of 1.8°C with nights around -14.1°C. Rain is rare — about 1.3 wet days and 5.3mm across the month. A hard month to visit for comfort alone.
April in Erdenet averages a daily high of 11.2°C with nights around -5°C. Rain is rare — about 1.6 wet days and 4.1mm across the month. Generally workable, with some weather to plan around.
May in Erdenet averages a daily high of 17.9°C with nights around 1°C. Expect roughly 4.6 wet days totalling 24.4mm. Comfortable conditions for being outdoors all day.
June in Erdenet averages a daily high of 23.2°C with nights around 5.8°C. Expect roughly 8.8 wet days totalling 50.3mm. Comfortable conditions for being outdoors all day.
July in Erdenet averages a daily high of 24.6°C with nights around 11.1°C. Expect roughly 14.8 wet days totalling 139.3mm. Generally workable, with some weather to plan around.
August in Erdenet averages a daily high of 22.5°C with nights around 8.9°C. Expect roughly 10.5 wet days totalling 83.8mm. Comfortable conditions for being outdoors all day.
September in Erdenet averages a daily high of 17.2°C with nights around 1.2°C. Expect roughly 3.2 wet days totalling 15.6mm. Comfortable conditions for being outdoors all day.
October in Erdenet averages a daily high of 8.7°C with nights around -6.8°C. Rain is rare — about 1.6 wet days and 3.1mm across the month. Demanding conditions — pack for it and plan indoor options.
November in Erdenet averages a daily high of -3.1°C with nights around -17°C. Rain is rare — about 1.3 wet days and 1.8mm across the month. A hard month to visit for comfort alone.
December in Erdenet averages a daily high of -11.1°C with nights around -21.9°C. Rain is rare — about 0.7 wet days and 2.8mm across the month. A hard month to visit for comfort alone.
Each month scores out of 100. It starts at 100 and loses points for daytime highs outside a 20–27°C band, for wet days, and for nights below 2°C. Nothing else is weighted in — no crowd data, no prices, no opinion. Erdenet peaks at 83.
Based on 30 years of records, May–June scores highest for comfort in Erdenet, balancing daytime temperature against rainfall.
July is the warmest, averaging a daily high of 24.6°C.
July is the wettest, averaging 139.3mm of rain across roughly 14.8 wet days.
January is the coolest month, with average daily highs around -13°C.