Nettuno Weather: January
 |
Average Day Temperature: | 55.1°F |
|
Average Night Temperature: | 48.3°F |
|
Sea Water Temperature: | 60.3°F |
|
Number of Sunny Days: | 12 days |
| Sunshine Hours: | 9.2 - 10.0 hours | |
|
Number of Rainy Days: | 5 days |
| Precipitation Totals: | 2.5 in | |
| detailed information | ||
forecast
| Nettuno |
Temperature
| Nettuno |
Air Temperature in January, °F
The highest day temperature in January 2026 was 61°F. The lowest night temperature was 36°F. The average values for day and night temperatures during January were 55.1°F и 50.0°F respectivly.
Nettuno Water Sea Temperature in January, °F
The average sea surface temperature in January 2026 for Nettuno was 60.5°F. The maximum and minimum values were 58.6°F and 62.4°F respectively.
You can expect various weather conditions during January. Be ready for sunny, cloudy or even gloomy days.
Precipitation Totals in January, in
Precipitation total in January for Nettuno is 2.5 in.
The average wind speed in January is 8.7 mph. This value is relatively stable throughout the year.
We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Nettuno in January is 5.5 hours.
Nettuno on the Weather Map
| Amalfi |  |
+62 |
| Bari |  |
+60 |
| Cagliari | |
+62 |
| Catania | |
+60 |
| Florence | |
+64 |
| Genoa | |
+54 |
| Lido di Jesolo |  |
+56 |
| Naples |  |
+62 |
| Palermo | |
+62 |
| Reggio di Calabria | |
+60 |
| Rimini | |
+56 |
| Rome | |
+64 |
| Sicily | |
+60 |
| Tropea | |
+60 |
| Venice | |
+56 |
| 1200 |  |
60°F | N 5 mph |
| 1500 |  |
62°F | NE 6 mph |
| 1800 | |
56°F | E 5 mph |
| 2100 |  |
54°F | S 3 mph |
| 0000 | |
54°F | S 2 mph |
| 0300 |  |
52°F | SW 2 mph |
| 0600 | |
52°F | SW 3 mph |
| 0900 | |
56°F | W 2 mph |