Climate averages 1991–2020
Nam Định weather
in January.
A mild, fairly dry month: the coolest and the 2nd driest of the year. Meets the pleasant-weather rule
Long-term climate patterns, not a forecast for a particular trip.
January is a mild month in Nam Định: daytime highs average 20.2°C and nights cool to about 14.3°C. By daytime temperature it is the coolest month of the year.
Expect about 27 mm of rain on roughly 6 days, which makes January a fairly dry month (the 2nd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 02 min on an average January day.
The nearest other city in this atlas is Hưng Yên (27 km away). In January its highs average 20.1°C, about as warm as Nam Định, with 33 mm of rain.
Among the 136 cities listed in Vietnam, Nam Định ranks joint 92nd of 136 for the warmest January highs and joint 49th of 136 for the driest January (rainfall, lowest first). The mean January high of those 136 cities is 24.8°C; Nam Định is 4.7°C cooler than that mean.
From January to February, average highs rise by 1.7°C to 21.9°C, and monthly rainfall falls from 27 mm to 15 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
Nam Định climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January, selected | 20.2°C14.3°C | 14.3°C | 27 | 5.5 | 11.011 h |
| February | 21.9°C15.9°C | 15.9°C | 15 | 4.2 | 11.511 h |
| March | 24.7°C18.6°C | 18.6°C | 36 | 6.4 | 12.012 h |
| April | 28.3°C22.1°C | 22.1°C | 63 | 8.7 | 12.613 h |
| May | 30.9°C25.0°C | 25.0°C | 196 | 16.3 | 13.113 h |
| June | 32.6°C27.0°C | 27.0°C | 189 | 16.4 | 13.313 h |
| July | 32.4°C27.0°C | 27.0°C | 246 | 18.4 | 13.213 h |
| August | 31.2°C26.0°C | 26.0°C | 342 | 23.6 | 12.813 h |
| September | 30.0°C24.5°C | 24.5°C | 277 | 20.5 | 12.312 h |
| October | 28.1°C22.0°C | 22.0°C | 142 | 13.6 | 11.712 h |
| November | 25.3°C18.7°C | 18.7°C | 61 | 8.3 | 11.211 h |
| December | 21.4°C15.1°C | 15.1°C | 29 | 6.3 | 10.911 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
- Hưng Yên in JanuaryVietnam · 27 kmHigh 20.1°C · Low 13.8°C · 33 mm rain
- Hoa Lư in JanuaryVietnam · 28 kmHigh 20.1°C · Low 14.0°C · 30 mm rain
- Phủ Lý in JanuaryVietnam · 30 kmHigh 20.0°C · Low 13.8°C · 32 mm rain
- Mỹ Hào in JanuaryVietnam · 55 kmHigh 19.9°C · Low 13.7°C · 37 mm rain
- Hải Dương in JanuaryVietnam · 59 kmHigh 19.8°C · Low 13.6°C · 36 mm rain
- Kiến An in JanuaryVietnam · 62 kmHigh 19.6°C · Low 14.3°C · 37 mm rain
- Thuận Thanh in JanuaryVietnam · 69 kmHigh 19.7°C · Low 13.5°C · 37 mm rain
- Haiphong in JanuaryVietnam · 71 kmHigh 19.6°C · Low 13.9°C · 37 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 Nam Định) is explained once on the Nam Định year overview and on the Sources, method and limits page.