Boston high temperature today

Name: Official daily high temperatures at Boston Logan International Airport (KBOS)
Creator: Almanac
License: https://almanacmarket.com/terms

Kalshi goes by the thermometer at Boston Logan International Airport (KBOS). Today's high counts from 1:00 AM Nov 1 to 12:00 AM Nov 2 EDT.

Newest official high: Sat, Oct 31, posted Nov 1, 3:21 AM EST.

Free view: prices 30 minutes lateRules for Boston Ask Almanac about Boston Share

How today is going

Station readings
High so far
Brackets, brighter = pricier (Kalshi, 30 min late)

↓ overnight low 40°, below the chart

Boston so far today: the high is 59°F (hourly reading, 2:54 PM), in the 58° to 59° bracket. The favorite is 58° to 59° at 99¢ (Kalshi, 30 minutes late). Trading closes at 1:00 AM EST. 22 reports from KBOS from 1:00 AM to 10:21 PM EST, between 40°F and 59°F; the latest 52°F at 9:54 PM.

aviationweather.gov24 min agoKalshi, 30 min late34 min ago

The chart's numbers

Brackets (prices 30 minutes late)
Bracket	Price	Note
64° or above	1¢
62° to 63°	1¢
60° to 61°	1¢
58° to 59°	99¢	favorite, high so far
56° to 57°	1¢
55° or below	1¢

Station reports
Time	Reading
9:54 PM	52°F
8:54 PM	52°F
7:54 PM	51°F
6:54 PM	54°F
5:54 PM	53°F
4:54 PM	55°F
3:54 PM	58°F
2:54 PM	59°F
1:54 PM	58°F
12:54 PM	56°F
11:54 AM	54°F
10:54 AM	52°F
9:54 AM	50°F
8:54 AM	48°F
7:54 AM	44°F
6:54 AM	41°F
5:54 AM	40°F
4:54 AM	40°F
3:54 AM	41°F
2:54 AM	41°F
1:54 AM	41°F
1:54 AM	41°F

Make your call

Which bracket will Boston settle on today? For fun: no money, no orders, nothing sent to Kalshi. The market's own favorite usually wins, and your record sits beside it. See this week's leaderboard

Create a free account to play: calls on your 3 cities, your record beside the market's favorite and the model's.

Prices (30 min late) 34 min ago· Readings 27 min ago

High so far today

59°F

hourly reading at 2:54 PM, 22 reports so far

aviationweather.gov7 h ago

Latest reading

52°F

taken 9:54 PM, counts toward today

aviationweather.gov24 min ago

Trading closes in

2 h 39 min

usually settles around 7:12 AM (median of 60 days)

at Nov 2, 1:00 AM EST

Today, Sun, Nov 1

Kalshi, 30 min late34 min ago

Bracket	Price	Bid	Last	Waiting to trade (bid × ask)	Traded
64° or above	1¢	—	1¢	— × 14.1k	460
62° to 63°	1¢	—	1¢	— × 7,581	778
60° to 61°	1¢	—	1¢	— × 10.5k	4,821
58° to 59°favoritehigh so far 59°	—	99¢	99¢	9,757 × —	3,649
56° to 57°	1¢	—	1¢	— × 47.4k	2,629
55° or below	1¢	—	1¢	— × 41.3k	189

Tomorrow, Mon, Nov 2

Kalshi, 30 min late34 min ago

Bracket	Price	Bid	Last	Waiting to trade (bid × ask)	Traded
73° or above	9¢	8¢	8¢	19 × 55	1,273
71° to 72°favorite	46¢	45¢	45¢	65 × 63	77
69° to 70°	41¢	40¢	41¢	6 × 29	202
67° to 68°	7¢	6¢	7¢	62 × 65	217
65° to 66°	2¢	1¢	2¢	90 × 344	388
64° or below	1¢	—	1¢	— × 1,064	472

Today's low

Every city's low

40°F

Favorite 37° or above at 99¢ · in it now

Low so far set at 6:54 AM. Same station and day as the high; closes in 2 h 39 min.

Streaks and records

Yesterday the market's favorite at the start of the day, 54° to 55° (58¢), settled.
The start-of-day favorite has settled on 8 of the last 13 days in Boston with prices stored.

From KBOS's NWS climate reports (via the Iowa Environmental Mesonet) and Kalshi's settlements and stored prices. Facts about past days, not forecasts.

With Weather Basic: your phone buzzes when Boston hits your number.

Pick a number and Almanac tells you the moment the station (KBOS) reaches it: by email, and on your phone once you switch notifications on. Plus live prices in all 24 cities (these are 30minutes late), 12 weather models' forecasts for this station on the chart and in a table, whether today is running hotter or cooler than they expected, and how each model has done here.

Model record: in our test the market's prices were more accurate than the model (log loss 1.26 vs 1.48 a day ahead, 0.92 vs 1.25 on the day; lower is better).

Try Weather Basic free

KBOS readings today(22 reports)

aviationweather.gov24 min ago

Every report from the station today (a METARA station's routine weather report: about once an hour (Central Park's go out at 51 minutes past), plus specials (SPECI) when the weather changes. Its body gives the temperature in whole degrees Celsius; its remarks give the exact reading.More in the glossary), in exact whole °F. “6 h max” is the station's own highest reading over the past 6 hours, which can catch a peak between hourly reports.

Time	Reading	6 h max	Report
9:54 PM	52°		METAR KBOS 020254Z 24009KT 10SM CLR 11/02 A3038 RMK AO2 SLP287 T01110022 58009 $
8:54 PM	52°		METAR KBOS 020154Z 22009KT 10SM CLR 11/02 A3039 RMK AO2 SLP292 T01110017 $
7:54 PM	51°		METAR KBOS 020054Z 24007KT 10SM CLR 11/01 A3040 RMK AO2 SLP293 T01060011 $
6:54 PM	54°	59°	METAR KBOS 012354Z 22009KT 10SM CLR 12/01 A3041 RMK AO2 SLP296 T01220006 10150 20117 50001 $
5:54 PM	53°		METAR KBOS 012254Z 23007KT 10SM FEW250 12/01 A3041 RMK AO2 SLP297 T01170006 $
4:54 PM	55°		METAR KBOS 012154Z 22008KT 10SM FEW250 13/00 A3040 RMK AO2 SLP295 T01280000 $
3:54 PM	58°		METAR KBOS 012054Z 26006KT 10SM FEW250 14/M01 A3040 RMK AO2 SLP295 T01441011 56010 $
2:54 PM	59°		METAR KBOS 011954Z 26008G16KT 10SM CLR 15/M01 A3041 RMK AO2 SLP298 T01501011 $
1:54 PM	58°		METAR KBOS 011854Z 29009G16KT 10SM CLR 14/M02 A3042 RMK AO2 SLP300 T01441022 $
12:54 PM	56°	57°	METAR KBOS 011754Z 25007KT 10SM FEW040 FEW250 13/M02 A3044 RMK AO2 SLP305 T01331017 10139 20050 58027 $
11:54 AM	54°		METAR KBOS 011654Z 28006KT 10SM FEW040 FEW250 12/M01 A3047 RMK AO2 SLP317 T01221011 $
10:54 AM	52°		METAR KBOS 011554Z 26006KT 10SM FEW040 FEW250 11/M01 A3049 RMK AO2 SLP325 T01111011 $
9:54 AM	50°		METAR KBOS 011454Z 29008KT 10SM FEW040 FEW250 10/M01 A3052 RMK AO2 SLP333 T01001006 51001 $
8:54 AM	48°		METAR KBOS 011354Z 27007KT 10SM FEW040 FEW250 09/M01 A3051 RMK AO2 SLP332 T00891011 $
7:54 AM	44°		METAR KBOS 011254Z 26006KT 10SM FEW040 FEW250 07/M02 A3052 RMK AO2 SLP334 T00671017 $
6:54 AM	41°	42°	METAR KBOS 011154Z 28005KT 10SM FEW040 FEW250 05/M02 A3051 RMK AO2 SLP331 T00501017 10056 20044 53008 $
5:54 AM	40°		METAR KBOS 011054Z 28006KT 10SM FEW040 FEW250 04/M02 A3050 RMK AO2 SLP326 T00441017 $
4:54 AM	40°		METAR KBOS 010954Z 28006KT 10SM CLR 04/M02 A3049 RMK AO2 SLP325 T00441017 $
3:54 AM	41°		METAR KBOS 010854Z 29006KT 10SM CLR 05/M02 A3049 RMK AO2 SLP323 T00501022 53001 $
2:54 AM	41°		METAR KBOS 010754Z 29005KT 10SM CLR 05/M03 A3048 RMK AO2 SLP321 T00501033 $
1:54 AM	41°		METAR KBOS 010654Z 29004KT 10SM CLR 05/M03 A3049 RMK AO2 SLP323 T00501028 $
1:54 AM	41°	49°	METAR KBOS 010554Z 31005KT 10SM CLR 05/M03 A3049 RMK AO2 SLP322 T00501033 10094 20050 51007 $

Yesterday, Sat, Oct 31

NWS climate report via IEM19 h ago

55°F

Official high at 2:56 PM (standard time), -2° vs the normal 57°.

Settled: 54° to 55° (Kalshi, 7:10 AM)

All 24 cities on Sat, Oct 31

The settlement station

Station: KBOS
Climate report: CLIBOS (CLI report (NWS Daily Climate Report)The National Weather Service's daily summary for one station: the day's high and low with their times, the normal, the record and precipitation. Each station's report has a code: CLINYC is Central Park's, CLIMDW is Chicago Midway's. Kalshi's rules name every city by that code.More in the glossary)
NWS office: BOX
Kalshi series: KXHIGHTBOS
Today's window: 1:00 AM Nov 1 to 12:00 AM Nov 2 EDT

How Boston settles, and its last 30 highs

Download every official high at KBOS (CSV): the NWS climate report's daily high since Jan 1, 2025, with its time, the normal and the record. Free, no account.

Follow Boston free. A free account keeps 3 cities on a watchlist.

Follow Boston (free)

Almanac shows information and tools. It never says what to buy or sell and never places an order. A free account follows 3 cities.