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Weather in Oceanside for January 2026

Your guide to Oceanside weather in January - trends and predictions

    Temperatures

  • In general, the average temperature in Oceanside at the beginning of January is 15.9 °F. As the month progressed, temperatures tended to slightly decrease, reaching an average of 15.6 °F by the end of January.

    • Rain 🌧️

  • With an average of 5 rainy days, Oceanside experiences minimal rainfall in January.

    • More

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Average dry days
26
Dry days
Average rainy days
5
Rainy days
Average snowy days
0
Snow days
Average temperatures
16°/11°
Temperatures
Average wind speed
15 km/h
Avg max wind
Average humidity
63 %
Avg humidity

Oceanside Weather January

Move between months or click on a day
December
February
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Partly cloudy
17°
2
Overcast
17°
3
Light rain shower
15°
4
Sunny
14°
5
Overcast
17°
6
Sunny
17°
7
Patchy rain possible
14°
8
Partly cloudy
16°
9
Sunny
16°
10
Sunny
17°
11
Patchy rain possible
16°
12
Sunny
16°
13
Sunny
17°
14
Sunny
18°
15
Overcast
18°
16
Sunny
17°
17
Partly cloudy
13°
18
Partly cloudy
14°
19
Overcast
14°
20
Light rain shower
16°
21
Light rain shower
15°
22
Moderate or heavy rain shower
16°
23
Patchy rain possible
19°
24
Overcast
17°
25
Patchy rain possible
14°
26
Partly cloudy
15°
27
Sunny
16°
28
Overcast
16°
29
Overcast
16°
30
Overcast
16°
31
Cloudy
16°
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Temperatures trend during January in Oceanside

See the weather trend as well as the moving average line

January weather day by day

Click on a date for more information
December February
Date Weather Temperatures Rain UV More
Jan. 1 Partly cloudy
Partly cloudy
 17° /9° 0 mm 5
Jan. 2 Overcast
Overcast
 17° /9° 0 mm 5
Jan. 3 Light rain shower
Light rain shower
 15° /10° 6.4 mm 4
Jan. 4 Sunny
Sunny
 14° /8° 0 mm 4
Jan. 5 Overcast
Overcast
 17° /7° 0 mm 5
Jan. 6 Sunny
Sunny
 17° /8° 0 mm 5
Jan. 7 Patchy rain possible
Patchy rain possible
 14° /9° 3.1 mm 3
Jan. 8 Partly cloudy
Partly cloudy
 16° /8° 0 mm 4
Jan. 9 Sunny
Sunny
 16° /7° 0 mm 5
Jan. 10 Sunny
Sunny
 17° /7° 0 mm 5
Jan. 11 Patchy rain possible
Patchy rain possible
 16° /9° 0.2 mm 5
Jan. 12 Sunny
Sunny
 16° /6° 0 mm 5
Jan. 13 Sunny
Sunny
 17° /5° 0 mm 5
Jan. 14 Sunny
Sunny
 18° /7° 0 mm 6
Jan. 15 Overcast
Overcast
 18° /8° 0 mm 5
Jan. 16 Sunny
Sunny
 17° /7° 0 mm 5
Jan. 17 Partly cloudy
Partly cloudy
 13° /9° 0 mm 4
Jan. 18 Partly cloudy
Partly cloudy
 14° /10° 0 mm 4
Jan. 19 Overcast
Overcast
 14° /9° 0 mm 4
Jan. 20 Light rain shower
Light rain shower
 16° /10° 4.6 mm 4
Jan. 21 Light rain shower
Light rain shower
 15° /9° 4.5 mm 4
Jan. 22 Moderate or heavy rain shower
Moderate or heavy rain shower
 16° /9° 10.6 mm 4
Jan. 23 Patchy rain possible
Patchy rain possible
 19° /10° 0.2 mm 5
Jan. 24 Overcast
Overcast
 17° /8° 0 mm 5
Jan. 25 Patchy rain possible
Patchy rain possible
 14° /9° 0.1 mm 4
Jan. 26 Partly cloudy
Partly cloudy
 15° /11° 2.3 mm 4
Jan. 27 Sunny
Sunny
 16° /11° 10.6 mm 5
Jan. 28 Overcast
Overcast
 16° /12° 0 mm 4
Jan. 29 Overcast
Overcast
 16° /12° 0 mm 4
Jan. 30 Overcast
Overcast
 16° /11° 0 mm 4
Jan. 31 Cloudy
Cloudy
 16° /10° 0 mm 4
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Important Notice
Our weather forecast for Oceanside in January is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Oceanside forecast closer to your planned date for the most up-to-date weather information.

Oceanside in January - FAQ

What are the expected maximum and minimum temperatures in Oceanside during January?
Enjoy moderate daytime temperatures of up to 16° and cooler nights around 11°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Oceanside during January?
Moderate rainfall is anticipated in Oceanside during January, with a total of 54.5 mm spread over approximately 5 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Oceanside during January?
The average wind speed in Oceanside during January is 15 km/h, suggesting breezy to windy conditions, depending on your activities.

January rainfall patterns in Oceanside

Explore the daily rainfall trends and prepare for Oceansides January weather 💧

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Location coordinates Where is Oceanside?

Get accurate weather forecasts for Oceanside, located at latitude 33.196 and longitude -117.379. Stay updated with localized weather information tailored for Oceanside.

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