Weather Almanac: Bayamon, PR 00959

🗓️ Historical norms for December 2025

November January

Jan. Feb. Mar. Apr. May. Jun. Jul. Aug. Sep. Oct. Nov. Dec.

December avg. precipitation

🌧️ 5.15"

December days below freezing

📉 ≈0.0 days

Average December lows 67°F – 70°F

USDA Zone

13a

Annual extreme lows 60°F to 65°F

Last Spring Frost (36°F)

🌷 Rare

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First Fall Frost (36°F)

🍂 Rare

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F: Forecast

H: Normal High Temp

L: Normal Low Temp

Sunday

Monday

Tuesday

Wednesday

Thursday

Friday

Saturday

Mon. December 1

🌅 6:40 a.m.

H: 83°F – 88°F

L: 66°F – 72°F

🌇 5:46 p.m.

Tue. December 2

🌅 6:41 a.m.

H: 83°F – 88°F

L: 66°F – 72°F

🌇 5:47 p.m.

Wed. December 3

🌅 6:41 a.m.

H: 83°F – 88°F

L: 66°F – 72°F

🌇 5:47 p.m.

Thu. December 4

🌅 6:42 a.m.

H: 83°F – 88°F

L: 66°F – 72°F

🌇 5:47 p.m.

Fri. December 5

🌅 6:42 a.m.

H: 83°F – 88°F

L: 66°F – 72°F

🌇 5:47 p.m.

Sat. December 6

🌅 6:43 a.m.

H: 83°F – 87°F

L: 66°F – 72°F

🌇 5:47 p.m.

Sun. December 7

🌅 6:44 a.m.

H: 83°F – 88°F

L: 66°F – 72°F

🌇 5:48 p.m.

Mon. December 8

🌅 6:44 a.m.

H: 83°F – 88°F

L: 66°F – 72°F

🌇 5:48 p.m.

Tue. December 9

🌅 6:45 a.m.

H: 82°F – 87°F

L: 66°F – 72°F

🌇 5:48 p.m.

Wed. December 10

🌅 6:45 a.m.

H: 82°F – 87°F

L: 65°F – 72°F

🌇 5:49 p.m.

Thu. December 11

🌅 6:46 a.m.

H: 82°F – 87°F

L: 65°F – 72°F

🌇 5:49 p.m.

Fri. December 12

🌅 6:47 a.m.

H: 82°F – 87°F

L: 65°F – 72°F

🌇 5:49 p.m.

Sat. December 13

🌅 6:47 a.m.

H: 82°F – 87°F

L: 65°F – 72°F

🌇 5:50 p.m.

Sun. December 14

🌅 6:48 a.m.

H: 82°F – 87°F

L: 65°F – 72°F

🌇 5:50 p.m.

Mon. December 15

🌅 6:48 a.m.

H: 82°F – 87°F

L: 65°F – 72°F

🌇 5:50 p.m.

Tue. December 16

🌅 6:49 a.m.

H: 82°F – 87°F

L: 65°F – 72°F

🌇 5:51 p.m.

Wed. December 17

🌅 6:49 a.m.

H: 82°F – 87°F

L: 65°F – 71°F

🌇 5:51 p.m.

Thu. December 18

🌅 6:50 a.m.

H: 82°F – 87°F

L: 65°F – 71°F

🌇 5:52 p.m.

Fri. December 19

🌅 6:51 a.m.

H: 82°F – 87°F

L: 65°F – 71°F

🌇 5:52 p.m.

Sat. December 20

🌅 6:51 a.m.

H: 82°F – 87°F

L: 65°F – 71°F

🌇 5:53 p.m.

Sun. December 21 Winter Solstice

🌅 6:52 a.m.

H: 82°F – 87°F

L: 65°F – 71°F

🌇 5:53 p.m.

Mon. December 22

🌅 6:52 a.m.

H: 82°F – 87°F

L: 65°F – 71°F

🌇 5:54 p.m.

Tue. December 23

🌅 6:53 a.m.

H: 82°F – 87°F

L: 65°F – 71°F

🌇 5:54 p.m.

Wed. December 24 Christmas Eve

🌅 6:53 a.m.

H: 82°F – 87°F

L: 65°F – 71°F

🌇 5:55 p.m.

Thu. December 25 Christmas Day

🌅 6:53 a.m.

H: 82°F – 87°F

L: 65°F – 71°F

🌇 5:55 p.m.

Fri. December 26

🌅 6:54 a.m.

H: 82°F – 87°F

L: 65°F – 71°F

🌇 5:56 p.m.

Sat. December 27

🌅 6:54 a.m.

H: 82°F – 87°F

L: 65°F – 71°F

🌇 5:56 p.m.

Sun. December 28

🌅 6:55 a.m.

H: 82°F – 87°F

L: 65°F – 71°F

🌇 5:57 p.m.

Mon. December 29

🌅 6:55 a.m.

H: 82°F – 87°F

L: 65°F – 71°F

🌇 5:58 p.m.

Tue. December 30

🌅 6:56 a.m.

H: 82°F – 87°F

L: 65°F – 71°F

🌇 5:58 p.m.

Wed. December 31

🌅 6:56 a.m.

H: 82°F – 87°F

L: 65°F – 71°F

🌇 5:59 p.m.

November January

Jan. Feb. Mar. Apr. May. Jun. Jul. Aug. Sep. Oct. Nov. Dec.

Temperature climatic data from weather station: RIO PIEDRAS EXP STN (RQC00668306)

Precipitation climatic data from weather station: LA MUDA CAGUAS (RQC00665123)

Agricultural climatic data from weather station: RIO PIEDRAS EXP STN (RQC00668306)